./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan --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 ad863e5106000f30252d9c1afd738f380ee45fc2 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan --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 ad863e5106000f30252d9c1afd738f380ee45fc2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:01:38,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:01:38,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:01:38,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:01:38,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:01:38,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:01:38,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:01:38,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:01:38,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:01:38,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:01:38,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:01:38,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:01:38,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:01:38,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:01:38,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:01:38,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:01:38,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:01:38,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:01:38,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:01:38,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:01:38,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:01:38,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:01:38,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:01:38,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:01:38,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:01:38,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:01:38,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:01:38,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:01:38,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:01:38,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:01:38,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:01:38,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:01:38,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:01:38,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:01:38,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:01:38,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:01:38,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:01:38,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:01:38,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:01:38,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:01:38,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:01:38,940 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 13:01:38,971 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:01:38,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:01:38,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:01:38,972 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:01:38,973 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:01:38,973 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:01:38,973 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:01:38,974 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:01:38,974 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:01:38,974 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:01:38,974 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:01:38,975 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:01:38,975 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:01:38,975 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:01:38,976 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:01:38,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:01:38,977 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:01:38,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:01:38,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:01:38,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:01:38,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:01:38,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:01:38,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:01:38,979 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:01:38,979 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:01:38,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:01:38,979 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:01:38,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:01:38,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:01:38,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:01:38,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:01:38,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:01:38,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:01:38,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:01:38,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:01:38,982 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:01:38,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:01:38,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:01:38,983 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:01:38,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:01:38,983 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-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad863e5106000f30252d9c1afd738f380ee45fc2 [2020-11-22 13:01:39,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:01:39,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:01:39,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:01:39,372 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:01:39,373 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:01:39,374 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c [2020-11-22 13:01:39,459 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/data/ebff7be17/af79acfa6512494f9ffa184e1635bb70/FLAG1883d6300 [2020-11-22 13:01:40,060 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:01:40,061 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c [2020-11-22 13:01:40,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/data/ebff7be17/af79acfa6512494f9ffa184e1635bb70/FLAG1883d6300 [2020-11-22 13:01:40,363 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/data/ebff7be17/af79acfa6512494f9ffa184e1635bb70 [2020-11-22 13:01:40,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:01:40,366 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:01:40,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:40,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:01:40,372 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:01:40,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:40" (1/1) ... [2020-11-22 13:01:40,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@308146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:40, skipping insertion in model container [2020-11-22 13:01:40,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:40" (1/1) ... [2020-11-22 13:01:40,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:01:40,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:01:40,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:01:40,869 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) [2020-11-22 13:01:40,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a7b204c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:40, skipping insertion in model container [2020-11-22 13:01:40,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:40,870 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:01:40,873 INFO L168 Benchmark]: Toolchain (without parser) took 505.34 ms. Allocated memory is still 140.5 MB. Free memory was 109.7 MB in the beginning and 114.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:40,874 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 88.1 MB. Free memory was 49.8 MB in the beginning and 49.7 MB in the end (delta: 39.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:01:40,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 503.16 ms. Allocated memory is still 140.5 MB. Free memory was 109.7 MB in the beginning and 114.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:40,878 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 88.1 MB. Free memory was 49.8 MB in the beginning and 49.7 MB in the end (delta: 39.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 503.16 ms. Allocated memory is still 140.5 MB. Free memory was 109.7 MB in the beginning and 114.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 175]: 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-a4ecdab [2020-11-22 13:01:43,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:01:43,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:01:43,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:01:43,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:01:43,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:01:43,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:01:43,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:01:43,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:01:43,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:01:43,392 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:01:43,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:01:43,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:01:43,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:01:43,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:01:43,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:01:43,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:01:43,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:01:43,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:01:43,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:01:43,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:01:43,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:01:43,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:01:43,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:01:43,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:01:43,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:01:43,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:01:43,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:01:43,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:01:43,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:01:43,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:01:43,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:01:43,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:01:43,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:01:43,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:01:43,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:01:43,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:01:43,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:01:43,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:01:43,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:01:43,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:01:43,439 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 13:01:43,467 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:01:43,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:01:43,471 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:01:43,472 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:01:43,472 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:01:43,472 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:01:43,472 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:01:43,472 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:01:43,473 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:01:43,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:01:43,475 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:01:43,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:01:43,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:01:43,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:01:43,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:01:43,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:01:43,476 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:01:43,477 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:01:43,477 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:01:43,477 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:01:43,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:01:43,478 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:01:43,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:01:43,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:01:43,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:01:43,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:01:43,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:01:43,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:01:43,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:01:43,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:01:43,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:01:43,480 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:01:43,480 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:01:43,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:01:43,481 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:01:43,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:01:43,481 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-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad863e5106000f30252d9c1afd738f380ee45fc2 [2020-11-22 13:01:43,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:01:43,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:01:43,912 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:01:43,913 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:01:43,914 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:01:43,914 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c [2020-11-22 13:01:43,993 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/data/294f6d19f/f3635ddfc1484b938d8b4863bf4b1888/FLAGa348f4a56 [2020-11-22 13:01:44,642 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:01:44,643 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c [2020-11-22 13:01:44,658 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/data/294f6d19f/f3635ddfc1484b938d8b4863bf4b1888/FLAGa348f4a56 [2020-11-22 13:01:44,933 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/data/294f6d19f/f3635ddfc1484b938d8b4863bf4b1888 [2020-11-22 13:01:44,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:01:44,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:01:44,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:44,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:01:44,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:01:44,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:44" (1/1) ... [2020-11-22 13:01:44,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cfe0e38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:44, skipping insertion in model container [2020-11-22 13:01:44,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:44" (1/1) ... [2020-11-22 13:01:44,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:01:44,994 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:01:45,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:01:45,383 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 13:01:45,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:01:45,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:01:45,480 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:01:45,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:01:45,599 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:01:45,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:45 WrapperNode [2020-11-22 13:01:45,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:45,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:01:45,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:01:45,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:01:45,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:45" (1/1) ... [2020-11-22 13:01:45,650 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:45" (1/1) ... [2020-11-22 13:01:45,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:01:45,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:01:45,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:01:45,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:01:45,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:45" (1/1) ... [2020-11-22 13:01:45,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:45" (1/1) ... [2020-11-22 13:01:45,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:45" (1/1) ... [2020-11-22 13:01:45,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:45" (1/1) ... [2020-11-22 13:01:45,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:45" (1/1) ... [2020-11-22 13:01:45,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:45" (1/1) ... [2020-11-22 13:01:45,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:45" (1/1) ... [2020-11-22 13:01:45,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:01:45,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:01:45,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:01:45,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:01:45,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/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 [2020-11-22 13:01:45,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:01:45,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 13:01:45,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:01:45,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:01:48,371 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:01:48,372 INFO L298 CfgBuilder]: Removed 162 assume(true) statements. [2020-11-22 13:01:48,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:01:48 BoogieIcfgContainer [2020-11-22 13:01:48,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:01:48,376 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:01:48,376 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:01:48,379 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:01:48,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:01:44" (1/3) ... [2020-11-22 13:01:48,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c1368b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:01:48, skipping insertion in model container [2020-11-22 13:01:48,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:45" (2/3) ... [2020-11-22 13:01:48,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c1368b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:01:48, skipping insertion in model container [2020-11-22 13:01:48,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:01:48" (3/3) ... [2020-11-22 13:01:48,384 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product29.cil.c [2020-11-22 13:01:48,394 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:01:48,400 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 13:01:48,412 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 13:01:48,447 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:01:48,447 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:01:48,447 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:01:48,447 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:01:48,447 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:01:48,448 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:01:48,448 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:01:48,448 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:01:48,461 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states. [2020-11-22 13:01:48,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-22 13:01:48,471 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:48,472 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:01:48,472 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:48,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:48,476 INFO L82 PathProgramCache]: Analyzing trace with hash -965693148, now seen corresponding path program 1 times [2020-11-22 13:01:48,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:48,488 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1033249635] [2020-11-22 13:01:48,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/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 [2020-11-22 13:01:48,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:48,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 13:01:48,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:48,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:48,788 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:48,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:48,798 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1033249635] [2020-11-22 13:01:48,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:01:48,799 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:01:48,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322771733] [2020-11-22 13:01:48,804 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 13:01:48,804 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:48,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 13:01:48,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:01:48,821 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 2 states. [2020-11-22 13:01:48,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:48,863 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2020-11-22 13:01:48,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 13:01:48,865 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-22 13:01:48,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:48,875 INFO L225 Difference]: With dead ends: 207 [2020-11-22 13:01:48,875 INFO L226 Difference]: Without dead ends: 101 [2020-11-22 13:01:48,878 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:01:48,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-11-22 13:01:48,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2020-11-22 13:01:48,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-11-22 13:01:48,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2020-11-22 13:01:48,918 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2020-11-22 13:01:48,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:48,920 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2020-11-22 13:01:48,920 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 13:01:48,921 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2020-11-22 13:01:48,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-22 13:01:48,923 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:48,927 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:01:49,142 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 13:01:49,142 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:49,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:49,143 INFO L82 PathProgramCache]: Analyzing trace with hash -2012450045, now seen corresponding path program 1 times [2020-11-22 13:01:49,143 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:49,144 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1475279854] [2020-11-22 13:01:49,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/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 [2020-11-22 13:01:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:49,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:01:49,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:49,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:49,349 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:49,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:49,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1475279854] [2020-11-22 13:01:49,362 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:01:49,362 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:01:49,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581401371] [2020-11-22 13:01:49,364 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:01:49,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:49,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:01:49,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:01:49,365 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 4 states. [2020-11-22 13:01:49,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:49,389 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2020-11-22 13:01:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:01:49,390 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2020-11-22 13:01:49,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:49,391 INFO L225 Difference]: With dead ends: 101 [2020-11-22 13:01:49,391 INFO L226 Difference]: Without dead ends: 43 [2020-11-22 13:01:49,392 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:01:49,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-11-22 13:01:49,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-11-22 13:01:49,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-11-22 13:01:49,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2020-11-22 13:01:49,398 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2020-11-22 13:01:49,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:49,399 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2020-11-22 13:01:49,399 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:01:49,399 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2020-11-22 13:01:49,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-22 13:01:49,400 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:49,400 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] [2020-11-22 13:01:49,616 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 13:01:49,617 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:49,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:49,617 INFO L82 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2020-11-22 13:01:49,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:49,618 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [821198045] [2020-11-22 13:01:49,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/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 [2020-11-22 13:01:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:49,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:01:49,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:49,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:49,893 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:49,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:49,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [821198045] [2020-11-22 13:01:49,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:01:49,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-11-22 13:01:49,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595491666] [2020-11-22 13:01:49,909 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:01:49,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:49,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:01:49,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:01:49,910 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 4 states. [2020-11-22 13:01:49,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:49,925 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2020-11-22 13:01:49,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:01:49,926 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-11-22 13:01:49,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:49,927 INFO L225 Difference]: With dead ends: 80 [2020-11-22 13:01:49,929 INFO L226 Difference]: Without dead ends: 43 [2020-11-22 13:01:49,929 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:01:49,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-11-22 13:01:49,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-11-22 13:01:49,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-11-22 13:01:49,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2020-11-22 13:01:49,942 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2020-11-22 13:01:49,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:49,943 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2020-11-22 13:01:49,943 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:01:49,943 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2020-11-22 13:01:49,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-22 13:01:49,945 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:49,945 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] [2020-11-22 13:01:50,157 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 13:01:50,158 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:50,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:50,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2020-11-22 13:01:50,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:50,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1636710651] [2020-11-22 13:01:50,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/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 [2020-11-22 13:01:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:50,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:01:50,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:50,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:50,370 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:50,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:50,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1636710651] [2020-11-22 13:01:50,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:01:50,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-11-22 13:01:50,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093218569] [2020-11-22 13:01:50,411 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 13:01:50,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:50,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 13:01:50,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 13:01:50,413 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 8 states. [2020-11-22 13:01:50,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:50,749 INFO L93 Difference]: Finished difference Result 330 states and 494 transitions. [2020-11-22 13:01:50,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-22 13:01:50,750 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2020-11-22 13:01:50,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:50,753 INFO L225 Difference]: With dead ends: 330 [2020-11-22 13:01:50,753 INFO L226 Difference]: Without dead ends: 293 [2020-11-22 13:01:50,754 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2020-11-22 13:01:50,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2020-11-22 13:01:50,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 108. [2020-11-22 13:01:50,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-11-22 13:01:50,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 154 transitions. [2020-11-22 13:01:50,787 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 154 transitions. Word has length 24 [2020-11-22 13:01:50,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:50,787 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 154 transitions. [2020-11-22 13:01:50,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 13:01:50,787 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 154 transitions. [2020-11-22 13:01:50,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-22 13:01:50,790 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:50,790 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] [2020-11-22 13:01:51,005 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 13:01:51,008 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:51,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:51,009 INFO L82 PathProgramCache]: Analyzing trace with hash -1240528407, now seen corresponding path program 1 times [2020-11-22 13:01:51,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:51,010 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2095379219] [2020-11-22 13:01:51,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/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 [2020-11-22 13:01:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:51,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:01:51,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:51,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:51,223 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:51,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:51,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2095379219] [2020-11-22 13:01:51,226 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:01:51,226 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 13:01:51,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399253109] [2020-11-22 13:01:51,227 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:01:51,227 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:51,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:01:51,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:01:51,228 INFO L87 Difference]: Start difference. First operand 108 states and 154 transitions. Second operand 3 states. [2020-11-22 13:01:52,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:52,457 INFO L93 Difference]: Finished difference Result 262 states and 376 transitions. [2020-11-22 13:01:52,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:01:52,457 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-11-22 13:01:52,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:52,459 INFO L225 Difference]: With dead ends: 262 [2020-11-22 13:01:52,459 INFO L226 Difference]: Without dead ends: 160 [2020-11-22 13:01:52,460 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:01:52,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-11-22 13:01:52,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 158. [2020-11-22 13:01:52,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-11-22 13:01:52,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 219 transitions. [2020-11-22 13:01:52,486 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 219 transitions. Word has length 25 [2020-11-22 13:01:52,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:52,486 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 219 transitions. [2020-11-22 13:01:52,487 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:01:52,487 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 219 transitions. [2020-11-22 13:01:52,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-22 13:01:52,489 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:52,490 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] [2020-11-22 13:01:52,704 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-22 13:01:52,704 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:52,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:52,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1153293110, now seen corresponding path program 1 times [2020-11-22 13:01:52,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:52,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [87997174] [2020-11-22 13:01:52,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/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 [2020-11-22 13:01:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:52,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:01:52,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:52,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:52,921 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:52,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:52,925 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [87997174] [2020-11-22 13:01:52,925 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:01:52,925 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:01:52,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83307741] [2020-11-22 13:01:52,927 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:01:52,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:52,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:01:52,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:01:52,928 INFO L87 Difference]: Start difference. First operand 158 states and 219 transitions. Second operand 3 states. [2020-11-22 13:01:52,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:52,969 INFO L93 Difference]: Finished difference Result 215 states and 302 transitions. [2020-11-22 13:01:52,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:01:52,970 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-11-22 13:01:52,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:52,971 INFO L225 Difference]: With dead ends: 215 [2020-11-22 13:01:52,971 INFO L226 Difference]: Without dead ends: 63 [2020-11-22 13:01:52,972 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:01:52,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-11-22 13:01:52,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2020-11-22 13:01:52,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-11-22 13:01:52,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 80 transitions. [2020-11-22 13:01:52,987 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 80 transitions. Word has length 27 [2020-11-22 13:01:52,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:52,987 INFO L481 AbstractCegarLoop]: Abstraction has 63 states and 80 transitions. [2020-11-22 13:01:52,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:01:52,988 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2020-11-22 13:01:52,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-22 13:01:52,991 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:52,991 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-22 13:01:53,207 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-22 13:01:53,207 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:53,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:53,208 INFO L82 PathProgramCache]: Analyzing trace with hash -179143526, now seen corresponding path program 1 times [2020-11-22 13:01:53,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:53,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [792814963] [2020-11-22 13:01:53,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/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 [2020-11-22 13:01:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:53,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-22 13:01:53,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:53,435 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:53,435 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:53,473 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:01:53,473 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [792814963] [2020-11-22 13:01:53,473 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1519519035] [2020-11-22 13:01:53,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-22 13:01:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:53,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:01:53,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:53,739 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-22 13:01:53,739 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:53,744 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-22 13:01:53,744 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2020-11-22 13:01:53,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [3, 3] total 9 [2020-11-22 13:01:53,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150638459] [2020-11-22 13:01:53,745 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:01:53,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:53,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:01:53,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-22 13:01:53,752 INFO L87 Difference]: Start difference. First operand 63 states and 80 transitions. Second operand 5 states. [2020-11-22 13:01:53,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:53,850 INFO L93 Difference]: Finished difference Result 125 states and 164 transitions. [2020-11-22 13:01:53,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:01:53,851 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 41 [2020-11-22 13:01:53,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:53,851 INFO L225 Difference]: With dead ends: 125 [2020-11-22 13:01:53,851 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 13:01:53,852 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-11-22 13:01:53,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 13:01:53,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 13:01:53,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 13:01:53,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 13:01:53,853 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2020-11-22 13:01:53,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:53,853 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 13:01:53,853 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:01:53,853 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 13:01:53,853 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 13:01:54,254 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 cvc4 --incremental --print-success --lang smt --rewrite-divk,8 mathsat -unsat_core_generation=3 [2020-11-22 13:01:54,256 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 13:01:54,808 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:01:54,809 INFO L270 CegarLoopResult]: At program point L630(lines 629 648) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:01:54,809 INFO L274 CegarLoopResult]: For program point L630-1(lines 630 636) no Hoare annotation was computed. [2020-11-22 13:01:54,809 INFO L270 CegarLoopResult]: At program point L630-2(lines 629 648) the Hoare annotation is: false [2020-11-22 13:01:54,809 INFO L270 CegarLoopResult]: At program point L630-3(lines 629 648) the Hoare annotation is: false [2020-11-22 13:01:54,809 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 13:01:54,809 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 13:01:54,809 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 13:01:54,810 INFO L270 CegarLoopResult]: At program point L829-2(lines 829 843) the Hoare annotation is: false [2020-11-22 13:01:54,810 INFO L274 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-11-22 13:01:54,810 INFO L274 CegarLoopResult]: For program point L666(lines 666 674) no Hoare annotation was computed. [2020-11-22 13:01:54,810 INFO L274 CegarLoopResult]: For program point L666-1(lines 666 674) no Hoare annotation was computed. [2020-11-22 13:01:54,810 INFO L274 CegarLoopResult]: For program point L666-2(lines 666 674) no Hoare annotation was computed. [2020-11-22 13:01:54,810 INFO L274 CegarLoopResult]: For program point L666-3(lines 666 674) no Hoare annotation was computed. [2020-11-22 13:01:54,810 INFO L274 CegarLoopResult]: For program point L666-4(lines 666 674) no Hoare annotation was computed. [2020-11-22 13:01:54,810 INFO L274 CegarLoopResult]: For program point L666-5(lines 666 674) no Hoare annotation was computed. [2020-11-22 13:01:54,810 INFO L274 CegarLoopResult]: For program point L535(lines 535 541) no Hoare annotation was computed. [2020-11-22 13:01:54,810 INFO L270 CegarLoopResult]: At program point L535-1(lines 535 541) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:01:54,811 INFO L274 CegarLoopResult]: For program point L833(lines 833 837) no Hoare annotation was computed. [2020-11-22 13:01:54,811 INFO L274 CegarLoopResult]: For program point L833-1(lines 630 636) no Hoare annotation was computed. [2020-11-22 13:01:54,811 INFO L274 CegarLoopResult]: For program point L900(lines 900 907) no Hoare annotation was computed. [2020-11-22 13:01:54,811 INFO L277 CegarLoopResult]: At program point L900-1(lines 900 907) the Hoare annotation is: true [2020-11-22 13:01:54,811 INFO L270 CegarLoopResult]: At program point L637(lines 637 643) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:01:54,811 INFO L270 CegarLoopResult]: At program point L637-1(lines 637 643) the Hoare annotation is: false [2020-11-22 13:01:54,811 INFO L270 CegarLoopResult]: At program point L571(lines 524 572) the Hoare annotation is: false [2020-11-22 13:01:54,811 INFO L270 CegarLoopResult]: At program point L637-2(lines 637 643) the Hoare annotation is: false [2020-11-22 13:01:54,812 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:01:54,812 INFO L274 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-11-22 13:01:54,812 INFO L274 CegarLoopResult]: For program point L142-1(line 142) no Hoare annotation was computed. [2020-11-22 13:01:54,812 INFO L274 CegarLoopResult]: For program point L142-2(line 142) no Hoare annotation was computed. [2020-11-22 13:01:54,812 INFO L270 CegarLoopResult]: At program point L605(lines 1 938) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:01:54,812 INFO L274 CegarLoopResult]: For program point L79(lines 79 83) no Hoare annotation was computed. [2020-11-22 13:01:54,812 INFO L274 CegarLoopResult]: For program point L807(lines 807 811) no Hoare annotation was computed. [2020-11-22 13:01:54,812 INFO L274 CegarLoopResult]: For program point L807-2(lines 807 811) no Hoare annotation was computed. [2020-11-22 13:01:54,812 INFO L274 CegarLoopResult]: For program point L807-3(lines 807 811) no Hoare annotation was computed. [2020-11-22 13:01:54,812 INFO L274 CegarLoopResult]: For program point L807-5(lines 807 811) no Hoare annotation was computed. [2020-11-22 13:01:54,813 INFO L274 CegarLoopResult]: For program point L807-6(lines 807 811) no Hoare annotation was computed. [2020-11-22 13:01:54,813 INFO L274 CegarLoopResult]: For program point L807-8(lines 807 811) no Hoare annotation was computed. [2020-11-22 13:01:54,813 INFO L274 CegarLoopResult]: For program point L807-9(lines 807 811) no Hoare annotation was computed. [2020-11-22 13:01:54,813 INFO L274 CegarLoopResult]: For program point L807-11(lines 807 811) no Hoare annotation was computed. [2020-11-22 13:01:54,813 INFO L274 CegarLoopResult]: For program point L807-12(lines 807 811) no Hoare annotation was computed. [2020-11-22 13:01:54,813 INFO L274 CegarLoopResult]: For program point L807-14(lines 807 811) no Hoare annotation was computed. [2020-11-22 13:01:54,813 INFO L274 CegarLoopResult]: For program point L807-15(lines 807 811) no Hoare annotation was computed. [2020-11-22 13:01:54,813 INFO L274 CegarLoopResult]: For program point L807-17(lines 807 811) no Hoare annotation was computed. [2020-11-22 13:01:54,813 INFO L274 CegarLoopResult]: For program point L545(lines 545 551) no Hoare annotation was computed. [2020-11-22 13:01:54,813 INFO L270 CegarLoopResult]: At program point L545-1(lines 545 551) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:01:54,814 INFO L277 CegarLoopResult]: At program point L909(lines 890 912) the Hoare annotation is: true [2020-11-22 13:01:54,814 INFO L270 CegarLoopResult]: At program point L877(lines 873 879) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:01:54,814 INFO L270 CegarLoopResult]: At program point L613(lines 608 616) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:01:54,814 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 13:01:54,814 INFO L270 CegarLoopResult]: At program point L813(lines 798 816) the Hoare annotation is: false [2020-11-22 13:01:54,814 INFO L270 CegarLoopResult]: At program point L813-1(lines 798 816) the Hoare annotation is: false [2020-11-22 13:01:54,814 INFO L270 CegarLoopResult]: At program point L813-2(lines 798 816) the Hoare annotation is: false [2020-11-22 13:01:54,814 INFO L270 CegarLoopResult]: At program point L813-3(lines 798 816) the Hoare annotation is: false [2020-11-22 13:01:54,815 INFO L270 CegarLoopResult]: At program point L813-4(lines 798 816) the Hoare annotation is: false [2020-11-22 13:01:54,815 INFO L270 CegarLoopResult]: At program point L813-5(lines 798 816) the Hoare annotation is: false [2020-11-22 13:01:54,815 INFO L274 CegarLoopResult]: For program point L55(lines 55 59) no Hoare annotation was computed. [2020-11-22 13:01:54,815 INFO L274 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2020-11-22 13:01:54,815 INFO L274 CegarLoopResult]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2020-11-22 13:01:54,815 INFO L270 CegarLoopResult]: At program point L749(lines 742 752) the Hoare annotation is: false [2020-11-22 13:01:54,815 INFO L270 CegarLoopResult]: At program point L749-1(lines 742 752) the Hoare annotation is: false [2020-11-22 13:01:54,815 INFO L270 CegarLoopResult]: At program point L749-2(lines 742 752) the Hoare annotation is: false [2020-11-22 13:01:54,815 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 13:01:54,816 INFO L270 CegarLoopResult]: At program point L124(lines 119 127) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:01:54,816 INFO L270 CegarLoopResult]: At program point L124-1(lines 119 127) the Hoare annotation is: false [2020-11-22 13:01:54,816 INFO L270 CegarLoopResult]: At program point L124-2(lines 119 127) the Hoare annotation is: false [2020-11-22 13:01:54,816 INFO L270 CegarLoopResult]: At program point L92(lines 87 95) the Hoare annotation is: false [2020-11-22 13:01:54,816 INFO L270 CegarLoopResult]: At program point L92-1(lines 87 95) the Hoare annotation is: false [2020-11-22 13:01:54,816 INFO L270 CegarLoopResult]: At program point L92-2(lines 87 95) the Hoare annotation is: false [2020-11-22 13:01:54,816 INFO L274 CegarLoopResult]: For program point L555(lines 555 566) no Hoare annotation was computed. [2020-11-22 13:01:54,816 INFO L274 CegarLoopResult]: For program point L688(lines 688 705) no Hoare annotation was computed. [2020-11-22 13:01:54,816 INFO L274 CegarLoopResult]: For program point L688-1(lines 688 705) no Hoare annotation was computed. [2020-11-22 13:01:54,816 INFO L274 CegarLoopResult]: For program point L688-2(lines 688 705) no Hoare annotation was computed. [2020-11-22 13:01:54,817 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 13:01:54,817 INFO L274 CegarLoopResult]: For program point L922(lines 922 935) no Hoare annotation was computed. [2020-11-22 13:01:54,817 INFO L270 CegarLoopResult]: At program point L922-1(lines 1 938) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:01:54,817 INFO L274 CegarLoopResult]: For program point L922-2(lines 922 935) no Hoare annotation was computed. [2020-11-22 13:01:54,817 INFO L270 CegarLoopResult]: At program point L922-3(lines 1 938) the Hoare annotation is: false [2020-11-22 13:01:54,817 INFO L274 CegarLoopResult]: For program point L922-4(lines 922 935) no Hoare annotation was computed. [2020-11-22 13:01:54,817 INFO L270 CegarLoopResult]: At program point L922-5(lines 1 938) the Hoare annotation is: false [2020-11-22 13:01:54,824 INFO L274 CegarLoopResult]: For program point L526(lines 525 570) no Hoare annotation was computed. [2020-11-22 13:01:54,824 INFO L270 CegarLoopResult]: At program point L758(lines 753 761) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:01:54,824 INFO L270 CegarLoopResult]: At program point L758-1(lines 753 761) the Hoare annotation is: false [2020-11-22 13:01:54,824 INFO L274 CegarLoopResult]: For program point L692(lines 692 700) no Hoare annotation was computed. [2020-11-22 13:01:54,824 INFO L270 CegarLoopResult]: At program point L758-2(lines 753 761) the Hoare annotation is: false [2020-11-22 13:01:54,824 INFO L274 CegarLoopResult]: For program point L692-1(lines 692 700) no Hoare annotation was computed. [2020-11-22 13:01:54,825 INFO L274 CegarLoopResult]: For program point L692-2(lines 692 700) no Hoare annotation was computed. [2020-11-22 13:01:54,825 INFO L274 CegarLoopResult]: For program point L527(lines 527 531) no Hoare annotation was computed. [2020-11-22 13:01:54,825 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 13:01:54,825 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:01:54,825 INFO L274 CegarLoopResult]: For program point L561(lines 561 565) no Hoare annotation was computed. [2020-11-22 13:01:54,825 INFO L274 CegarLoopResult]: For program point L561-2(lines 630 636) no Hoare annotation was computed. [2020-11-22 13:01:54,825 INFO L270 CegarLoopResult]: At program point L133(lines 128 136) the Hoare annotation is: false [2020-11-22 13:01:54,825 INFO L270 CegarLoopResult]: At program point L133-1(lines 128 136) the Hoare annotation is: false [2020-11-22 13:01:54,825 INFO L274 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-11-22 13:01:54,825 INFO L270 CegarLoopResult]: At program point L133-2(lines 128 136) the Hoare annotation is: false [2020-11-22 13:01:54,826 INFO L270 CegarLoopResult]: At program point L133-3(lines 128 136) the Hoare annotation is: false [2020-11-22 13:01:54,826 INFO L270 CegarLoopResult]: At program point L133-4(lines 128 136) the Hoare annotation is: false [2020-11-22 13:01:54,826 INFO L270 CegarLoopResult]: At program point L133-5(lines 128 136) the Hoare annotation is: false [2020-11-22 13:01:54,826 INFO L274 CegarLoopResult]: For program point L926(lines 926 932) no Hoare annotation was computed. [2020-11-22 13:01:54,826 INFO L274 CegarLoopResult]: For program point L926-2(lines 926 932) no Hoare annotation was computed. [2020-11-22 13:01:54,826 INFO L274 CegarLoopResult]: For program point L926-4(lines 926 932) no Hoare annotation was computed. [2020-11-22 13:01:54,826 INFO L274 CegarLoopResult]: For program point L662(lines 662 679) no Hoare annotation was computed. [2020-11-22 13:01:54,826 INFO L274 CegarLoopResult]: For program point L662-1(lines 662 679) no Hoare annotation was computed. [2020-11-22 13:01:54,827 INFO L274 CegarLoopResult]: For program point L662-2(lines 662 679) no Hoare annotation was computed. [2020-11-22 13:01:54,827 INFO L274 CegarLoopResult]: For program point L662-3(lines 662 679) no Hoare annotation was computed. [2020-11-22 13:01:54,827 INFO L274 CegarLoopResult]: For program point L662-4(lines 662 679) no Hoare annotation was computed. [2020-11-22 13:01:54,827 INFO L274 CegarLoopResult]: For program point L662-5(lines 662 679) no Hoare annotation was computed. [2020-11-22 13:01:54,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:01:54 BoogieIcfgContainer [2020-11-22 13:01:54,864 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:01:54,865 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:01:54,865 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:01:54,865 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:01:54,866 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:01:48" (3/4) ... [2020-11-22 13:01:54,868 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 13:01:54,894 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 13:01:54,895 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 13:01:54,896 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 13:01:54,897 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 13:01:54,898 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 13:01:54,899 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:01:54,899 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:01:54,930 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:01:55,017 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4672fa64-6c74-4348-b2ac-a425a03be5ee/bin/utaipan/witness.graphml [2020-11-22 13:01:55,017 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:01:55,019 INFO L168 Benchmark]: Toolchain (without parser) took 10081.96 ms. Allocated memory was 54.5 MB in the beginning and 100.7 MB in the end (delta: 46.1 MB). Free memory was 31.1 MB in the beginning and 43.7 MB in the end (delta: -12.6 MB). Peak memory consumption was 33.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:55,020 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory was 37.1 MB in the beginning and 37.1 MB in the end (delta: 36.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:01:55,020 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.44 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 30.9 MB in the beginning and 34.9 MB in the end (delta: -4.0 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:55,021 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.55 ms. Allocated memory is still 67.1 MB. Free memory was 34.8 MB in the beginning and 46.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:55,021 INFO L168 Benchmark]: Boogie Preprocessor took 61.94 ms. Allocated memory is still 67.1 MB. Free memory was 46.7 MB in the beginning and 44.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:55,022 INFO L168 Benchmark]: RCFGBuilder took 2620.64 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 44.1 MB in the beginning and 48.0 MB in the end (delta: -3.9 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:55,022 INFO L168 Benchmark]: TraceAbstraction took 6488.20 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 47.3 MB in the beginning and 53.2 MB in the end (delta: -5.8 MB). Peak memory consumption was 40.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:55,022 INFO L168 Benchmark]: Witness Printer took 152.77 ms. Allocated memory is still 100.7 MB. Free memory was 53.2 MB in the beginning and 43.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:55,025 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory was 37.1 MB in the beginning and 37.1 MB in the end (delta: 36.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 662.44 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 30.9 MB in the beginning and 34.9 MB in the end (delta: -4.0 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 89.55 ms. Allocated memory is still 67.1 MB. Free memory was 34.8 MB in the beginning and 46.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.94 ms. Allocated memory is still 67.1 MB. Free memory was 46.7 MB in the beginning and 44.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2620.64 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 44.1 MB in the beginning and 48.0 MB in the end (delta: -3.9 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6488.20 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 47.3 MB in the beginning and 53.2 MB in the end (delta: -5.8 MB). Peak memory consumption was 40.2 MB. Max. memory is 16.1 GB. * Witness Printer took 152.77 ms. Allocated memory is still 100.7 MB. Free memory was 53.2 MB in the beginning and 43.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: 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: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 108 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.8s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 521 SDtfs, 909 SDslu, 569 SDs, 0 SdLazy, 127 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 422 GetRequests, 393 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=158occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 187 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 42 PreInvPairs, 84 NumberOfFragments, 161 HoareAnnotationTreeSize, 42 FomulaSimplifications, 1704 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 42 FomulaSimplificationsInter, 292 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 213 NumberOfCodeBlocks, 213 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 410 ConstructedInterpolants, 0 QuantifiedInterpolants, 28081 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1617 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 54/64 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...