./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/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 1a5eadc7d48ecaba327c1cfd8d218dab923acf56 ............................................................................................................................................ 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_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/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 1a5eadc7d48ecaba327c1cfd8d218dab923acf56 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 13:00:58,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:00:58,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:00:58,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:00:58,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:00:58,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:00:58,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:00:58,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:00:58,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:00:58,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:00:58,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:00:58,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:00:58,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:00:58,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:00:58,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:00:58,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:00:58,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:00:58,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:00:58,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:00:58,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:00:58,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:00:58,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:00:58,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:00:58,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:00:58,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:00:58,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:00:58,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:00:58,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:00:58,322 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:00:58,323 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:00:58,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:00:58,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:00:58,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:00:58,328 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:00:58,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:00:58,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:00:58,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:00:58,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:00:58,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:00:58,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:00:58,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:00:58,335 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 13:00:58,378 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:00:58,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:00:58,379 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:00:58,379 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:00:58,379 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:00:58,380 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:00:58,380 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:00:58,380 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:00:58,380 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:00:58,380 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:00:58,381 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:00:58,381 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:00:58,384 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:00:58,384 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:00:58,384 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:00:58,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:00:58,385 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:00:58,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:00:58,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:00:58,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:00:58,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:00:58,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:00:58,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:00:58,387 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:00:58,387 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:00:58,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:00:58,388 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:00:58,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:00:58,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:00:58,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:00:58,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:00:58,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:00:58,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:00:58,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:00:58,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:00:58,392 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:00:58,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:00:58,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:00:58,394 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:00:58,394 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:00:58,394 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_971c5f1e-bfaa-4672-8398-83f409c28398/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a5eadc7d48ecaba327c1cfd8d218dab923acf56 [2020-11-22 13:00:58,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:00:58,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:00:58,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:00:58,687 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:00:58,691 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:00:58,692 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c [2020-11-22 13:00:58,776 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/data/5f4ce412b/c2928122673d4916b275c85afbf57a1c/FLAGe0f0f7bc1 [2020-11-22 13:00:59,328 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:00:59,329 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c [2020-11-22 13:00:59,348 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/data/5f4ce412b/c2928122673d4916b275c85afbf57a1c/FLAGe0f0f7bc1 [2020-11-22 13:00:59,608 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/data/5f4ce412b/c2928122673d4916b275c85afbf57a1c [2020-11-22 13:00:59,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:00:59,612 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:00:59,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:59,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:00:59,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:00:59,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:59" (1/1) ... [2020-11-22 13:00:59,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b345618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:59, skipping insertion in model container [2020-11-22 13:00:59,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:59" (1/1) ... [2020-11-22 13:00:59,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:00:59,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:00:59,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:00:59,993 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 13:00:59,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@246b9e78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:59, skipping insertion in model container [2020-11-22 13:00:59,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:59,994 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:00:59,996 INFO L168 Benchmark]: Toolchain (without parser) took 383.13 ms. Allocated memory is still 92.3 MB. Free memory was 62.7 MB in the beginning and 66.3 MB in the end (delta: -3.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:59,997 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 92.3 MB. Free memory was 51.4 MB in the beginning and 51.3 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:00:59,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.58 ms. Allocated memory is still 92.3 MB. Free memory was 62.5 MB in the beginning and 66.3 MB in the end (delta: -3.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:00,000 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 92.3 MB. Free memory was 51.4 MB in the beginning and 51.3 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 375.58 ms. Allocated memory is still 92.3 MB. Free memory was 62.5 MB in the beginning and 66.3 MB in the end (delta: -3.8 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: 340]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:01:02,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:01:02,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:01:02,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:01:02,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:01:02,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:01:02,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:01:02,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:01:02,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:01:02,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:01:02,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:01:02,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:01:02,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:01:02,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:01:02,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:01:02,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:01:02,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:01:02,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:01:02,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:01:02,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:01:02,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:01:02,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:01:02,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:01:02,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:01:02,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:01:02,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:01:02,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:01:02,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:01:02,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:01:02,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:01:02,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:01:02,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:01:02,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:01:02,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:01:02,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:01:02,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:01:02,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:01:02,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:01:02,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:01:02,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:01:02,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:01:02,229 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 13:01:02,254 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:01:02,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:01:02,255 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:01:02,256 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:01:02,256 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:01:02,256 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:01:02,256 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:01:02,257 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:01:02,257 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:01:02,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:01:02,258 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:01:02,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:01:02,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:01:02,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:01:02,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:01:02,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:01:02,259 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:01:02,260 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:01:02,260 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:01:02,260 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:01:02,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:01:02,260 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:01:02,261 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:01:02,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:01:02,261 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:01:02,261 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:01:02,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:01:02,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:01:02,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:01:02,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:01:02,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:01:02,270 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:01:02,270 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:01:02,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:01:02,270 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:01:02,271 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:01:02,271 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_971c5f1e-bfaa-4672-8398-83f409c28398/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a5eadc7d48ecaba327c1cfd8d218dab923acf56 [2020-11-22 13:01:02,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:01:02,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:01:02,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:01:02,688 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:01:02,691 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:01:02,692 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c [2020-11-22 13:01:02,749 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/data/75c0c61a9/bf0951cb216f4f498a958a095ba17dac/FLAGa1900e341 [2020-11-22 13:01:03,345 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:01:03,349 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c [2020-11-22 13:01:03,369 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/data/75c0c61a9/bf0951cb216f4f498a958a095ba17dac/FLAGa1900e341 [2020-11-22 13:01:03,592 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/data/75c0c61a9/bf0951cb216f4f498a958a095ba17dac [2020-11-22 13:01:03,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:01:03,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:01:03,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:03,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:01:03,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:01:03,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:03" (1/1) ... [2020-11-22 13:01:03,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fbde0fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:03, skipping insertion in model container [2020-11-22 13:01:03,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:03" (1/1) ... [2020-11-22 13:01:03,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:01:03,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:01:04,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:01:04,017 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 13:01:04,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:01:04,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:01:04,164 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:01:04,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:01:04,304 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:01:04,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:04 WrapperNode [2020-11-22 13:01:04,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:04,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:01:04,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:01:04,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:01:04,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:04" (1/1) ... [2020-11-22 13:01:04,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:04" (1/1) ... [2020-11-22 13:01:04,406 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:01:04,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:01:04,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:01:04,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:01:04,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:04" (1/1) ... [2020-11-22 13:01:04,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:04" (1/1) ... [2020-11-22 13:01:04,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:04" (1/1) ... [2020-11-22 13:01:04,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:04" (1/1) ... [2020-11-22 13:01:04,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:04" (1/1) ... [2020-11-22 13:01:04,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:04" (1/1) ... [2020-11-22 13:01:04,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:04" (1/1) ... [2020-11-22 13:01:04,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:01:04,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:01:04,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:01:04,490 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:01:04,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/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 13:01:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:01:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 13:01:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:01:04,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:01:07,095 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:01:07,095 INFO L298 CfgBuilder]: Removed 168 assume(true) statements. [2020-11-22 13:01:07,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:01:07 BoogieIcfgContainer [2020-11-22 13:01:07,097 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:01:07,099 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:01:07,099 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:01:07,101 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:01:07,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:01:03" (1/3) ... [2020-11-22 13:01:07,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e9886da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:01:07, skipping insertion in model container [2020-11-22 13:01:07,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:04" (2/3) ... [2020-11-22 13:01:07,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e9886da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:01:07, skipping insertion in model container [2020-11-22 13:01:07,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:01:07" (3/3) ... [2020-11-22 13:01:07,106 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product32.cil.c [2020-11-22 13:01:07,123 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:01:07,127 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 13:01:07,138 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 13:01:07,158 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:01:07,159 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:01:07,159 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:01:07,159 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:01:07,159 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:01:07,159 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:01:07,159 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:01:07,159 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:01:07,173 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2020-11-22 13:01:07,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-22 13:01:07,178 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:07,179 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:01:07,179 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:07,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:07,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1031197650, now seen corresponding path program 1 times [2020-11-22 13:01:07,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:07,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [77950576] [2020-11-22 13:01:07,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/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 13:01:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:07,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 13:01:07,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:07,451 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 13:01:07,451 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:07,456 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 13:01:07,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [77950576] [2020-11-22 13:01:07,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:01:07,458 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:01:07,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505249197] [2020-11-22 13:01:07,463 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 13:01:07,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:07,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 13:01:07,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:01:07,477 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 2 states. [2020-11-22 13:01:07,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:07,506 INFO L93 Difference]: Finished difference Result 211 states and 314 transitions. [2020-11-22 13:01:07,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 13:01:07,507 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-22 13:01:07,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:07,517 INFO L225 Difference]: With dead ends: 211 [2020-11-22 13:01:07,518 INFO L226 Difference]: Without dead ends: 103 [2020-11-22 13:01:07,521 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 13:01:07,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-11-22 13:01:07,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-11-22 13:01:07,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-11-22 13:01:07,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2020-11-22 13:01:07,561 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2020-11-22 13:01:07,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:07,561 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2020-11-22 13:01:07,561 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 13:01:07,562 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-11-22 13:01:07,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-22 13:01:07,563 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:07,563 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 13:01:07,780 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 13:01:07,781 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:07,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:07,782 INFO L82 PathProgramCache]: Analyzing trace with hash -2077954547, now seen corresponding path program 1 times [2020-11-22 13:01:07,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:07,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1206103803] [2020-11-22 13:01:07,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/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 13:01:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:08,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:01:08,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:08,048 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 13:01:08,048 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:08,064 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 13:01:08,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1206103803] [2020-11-22 13:01:08,065 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:01:08,065 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:01:08,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215075917] [2020-11-22 13:01:08,066 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:01:08,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:08,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:01:08,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:01:08,068 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 4 states. [2020-11-22 13:01:08,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:08,090 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2020-11-22 13:01:08,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:01:08,091 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2020-11-22 13:01:08,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:08,092 INFO L225 Difference]: With dead ends: 103 [2020-11-22 13:01:08,092 INFO L226 Difference]: Without dead ends: 45 [2020-11-22 13:01:08,093 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 13:01:08,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-11-22 13:01:08,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-11-22 13:01:08,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-11-22 13:01:08,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2020-11-22 13:01:08,100 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2020-11-22 13:01:08,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:08,100 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2020-11-22 13:01:08,100 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:01:08,100 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-11-22 13:01:08,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-22 13:01:08,101 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:08,102 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:01:08,309 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 13:01:08,310 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:08,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:08,310 INFO L82 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2020-11-22 13:01:08,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:08,311 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1695075618] [2020-11-22 13:01:08,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/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 13:01:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:08,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:01:08,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:08,547 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 13:01:08,547 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:08,558 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 13:01:08,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1695075618] [2020-11-22 13:01:08,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:01:08,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:01:08,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246428465] [2020-11-22 13:01:08,560 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:01:08,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:08,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:01:08,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:01:08,561 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 4 states. [2020-11-22 13:01:08,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:08,624 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2020-11-22 13:01:08,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 13:01:08,625 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-11-22 13:01:08,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:08,627 INFO L225 Difference]: With dead ends: 146 [2020-11-22 13:01:08,627 INFO L226 Difference]: Without dead ends: 107 [2020-11-22 13:01:08,628 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 13:01:08,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-11-22 13:01:08,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2020-11-22 13:01:08,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-11-22 13:01:08,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2020-11-22 13:01:08,653 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2020-11-22 13:01:08,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:08,653 INFO L481 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2020-11-22 13:01:08,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:01:08,654 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2020-11-22 13:01:08,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-22 13:01:08,655 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:08,656 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 13:01:08,873 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 13:01:08,873 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:08,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:08,874 INFO L82 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2020-11-22 13:01:08,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:08,875 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [261599539] [2020-11-22 13:01:08,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/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 13:01:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:09,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:01:09,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:09,117 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 13:01:09,118 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:09,157 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 13:01:09,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [261599539] [2020-11-22 13:01:09,157 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:01:09,157 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-11-22 13:01:09,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011432615] [2020-11-22 13:01:09,158 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 13:01:09,158 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:09,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 13:01:09,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 13:01:09,159 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand 8 states. [2020-11-22 13:01:09,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:09,602 INFO L93 Difference]: Finished difference Result 483 states and 740 transitions. [2020-11-22 13:01:09,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-22 13:01:09,602 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2020-11-22 13:01:09,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:09,606 INFO L225 Difference]: With dead ends: 483 [2020-11-22 13:01:09,607 INFO L226 Difference]: Without dead ends: 425 [2020-11-22 13:01:09,608 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 13:01:09,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2020-11-22 13:01:09,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 166. [2020-11-22 13:01:09,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-11-22 13:01:09,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 241 transitions. [2020-11-22 13:01:09,657 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 241 transitions. Word has length 24 [2020-11-22 13:01:09,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:09,658 INFO L481 AbstractCegarLoop]: Abstraction has 166 states and 241 transitions. [2020-11-22 13:01:09,658 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 13:01:09,658 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2020-11-22 13:01:09,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-22 13:01:09,664 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:09,664 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 13:01:09,886 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 13:01:09,887 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:09,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:09,887 INFO L82 PathProgramCache]: Analyzing trace with hash 234154931, now seen corresponding path program 1 times [2020-11-22 13:01:09,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:09,888 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [66887122] [2020-11-22 13:01:09,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/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 13:01:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:10,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:01:10,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:10,094 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 13:01:10,094 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:10,096 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 13:01:10,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [66887122] [2020-11-22 13:01:10,097 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:01:10,097 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 13:01:10,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648533823] [2020-11-22 13:01:10,097 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:01:10,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:10,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:01:10,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:01:10,098 INFO L87 Difference]: Start difference. First operand 166 states and 241 transitions. Second operand 3 states. [2020-11-22 13:01:11,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:11,465 INFO L93 Difference]: Finished difference Result 414 states and 606 transitions. [2020-11-22 13:01:11,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:01:11,470 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-11-22 13:01:11,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:11,473 INFO L225 Difference]: With dead ends: 414 [2020-11-22 13:01:11,474 INFO L226 Difference]: Without dead ends: 254 [2020-11-22 13:01:11,479 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 13:01:11,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2020-11-22 13:01:11,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 252. [2020-11-22 13:01:11,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2020-11-22 13:01:11,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 357 transitions. [2020-11-22 13:01:11,514 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 357 transitions. Word has length 25 [2020-11-22 13:01:11,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:11,515 INFO L481 AbstractCegarLoop]: Abstraction has 252 states and 357 transitions. [2020-11-22 13:01:11,515 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:01:11,515 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 357 transitions. [2020-11-22 13:01:11,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-22 13:01:11,516 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:11,516 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] [2020-11-22 13:01:11,733 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-22 13:01:11,733 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:11,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:11,734 INFO L82 PathProgramCache]: Analyzing trace with hash 512849101, now seen corresponding path program 1 times [2020-11-22 13:01:11,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:11,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [13216563] [2020-11-22 13:01:11,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/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 13:01:11,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:11,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:01:11,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:11,943 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 13:01:11,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:11,946 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 13:01:11,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [13216563] [2020-11-22 13:01:11,946 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:01:11,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:01:11,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824860650] [2020-11-22 13:01:11,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:01:11,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:11,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:01:11,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:01:11,948 INFO L87 Difference]: Start difference. First operand 252 states and 357 transitions. Second operand 3 states. [2020-11-22 13:01:11,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:11,976 INFO L93 Difference]: Finished difference Result 364 states and 522 transitions. [2020-11-22 13:01:11,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:01:11,976 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-22 13:01:11,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:11,977 INFO L225 Difference]: With dead ends: 364 [2020-11-22 13:01:11,977 INFO L226 Difference]: Without dead ends: 118 [2020-11-22 13:01:11,978 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 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 13:01:11,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-11-22 13:01:11,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2020-11-22 13:01:11,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-11-22 13:01:11,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 156 transitions. [2020-11-22 13:01:11,992 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 156 transitions. Word has length 26 [2020-11-22 13:01:11,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:11,993 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 156 transitions. [2020-11-22 13:01:11,993 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:01:11,993 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2020-11-22 13:01:11,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-22 13:01:11,994 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:01:11,994 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 13:01:12,213 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-22 13:01:12,214 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:01:12,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:01:12,214 INFO L82 PathProgramCache]: Analyzing trace with hash 1110341200, now seen corresponding path program 1 times [2020-11-22 13:01:12,215 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:01:12,216 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1312687314] [2020-11-22 13:01:12,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/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 13:01:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:12,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-22 13:01:12,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:12,438 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 13:01:12,439 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:12,487 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 13:01:12,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1312687314] [2020-11-22 13:01:12,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1888992260] [2020-11-22 13:01:12,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/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 13:01:12,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:01:12,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:01:12,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:01:12,748 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 13:01:12,748 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:01:12,753 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 13:01:12,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2020-11-22 13:01:12,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [3, 3] total 9 [2020-11-22 13:01:12,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684511789] [2020-11-22 13:01:12,754 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:01:12,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:01:12,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:01:12,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-22 13:01:12,755 INFO L87 Difference]: Start difference. First operand 118 states and 156 transitions. Second operand 5 states. [2020-11-22 13:01:12,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:01:12,885 INFO L93 Difference]: Finished difference Result 242 states and 328 transitions. [2020-11-22 13:01:12,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:01:12,885 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 41 [2020-11-22 13:01:12,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:01:12,886 INFO L225 Difference]: With dead ends: 242 [2020-11-22 13:01:12,886 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 13:01:12,887 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 13:01:12,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 13:01:12,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 13:01:12,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 13:01:12,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 13:01:12,887 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2020-11-22 13:01:12,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:01:12,888 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 13:01:12,888 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:01:12,888 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 13:01:12,888 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 13:01:13,288 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 13:01:13,290 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 13:01:13,782 INFO L270 CegarLoopResult]: At program point L960(lines 909 961) the Hoare annotation is: false [2020-11-22 13:01:13,782 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:01:13,782 INFO L270 CegarLoopResult]: At program point L696(lines 696 702) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:01:13,782 INFO L270 CegarLoopResult]: At program point L696-1(lines 696 702) the Hoare annotation is: false [2020-11-22 13:01:13,782 INFO L270 CegarLoopResult]: At program point L696-2(lines 696 702) the Hoare annotation is: false [2020-11-22 13:01:13,783 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 13:01:13,783 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 13:01:13,783 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 13:01:13,783 INFO L270 CegarLoopResult]: At program point L104(lines 99 107) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:01:13,783 INFO L274 CegarLoopResult]: For program point L930(lines 930 936) no Hoare annotation was computed. [2020-11-22 13:01:13,783 INFO L270 CegarLoopResult]: At program point L930-1(lines 930 936) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:01:13,783 INFO L274 CegarLoopResult]: For program point L205(lines 205 212) no Hoare annotation was computed. [2020-11-22 13:01:13,783 INFO L277 CegarLoopResult]: At program point L205-1(lines 205 212) the Hoare annotation is: true [2020-11-22 13:01:13,783 INFO L274 CegarLoopResult]: For program point L866(lines 866 870) no Hoare annotation was computed. [2020-11-22 13:01:13,783 INFO L274 CegarLoopResult]: For program point L866-2(lines 866 870) no Hoare annotation was computed. [2020-11-22 13:01:13,783 INFO L274 CegarLoopResult]: For program point L866-3(lines 866 870) no Hoare annotation was computed. [2020-11-22 13:01:13,784 INFO L274 CegarLoopResult]: For program point L866-5(lines 866 870) no Hoare annotation was computed. [2020-11-22 13:01:13,784 INFO L274 CegarLoopResult]: For program point L866-6(lines 866 870) no Hoare annotation was computed. [2020-11-22 13:01:13,784 INFO L274 CegarLoopResult]: For program point L866-8(lines 866 870) no Hoare annotation was computed. [2020-11-22 13:01:13,784 INFO L274 CegarLoopResult]: For program point L866-9(lines 866 870) no Hoare annotation was computed. [2020-11-22 13:01:13,784 INFO L274 CegarLoopResult]: For program point L866-11(lines 866 870) no Hoare annotation was computed. [2020-11-22 13:01:13,784 INFO L274 CegarLoopResult]: For program point L866-12(lines 866 870) no Hoare annotation was computed. [2020-11-22 13:01:13,784 INFO L274 CegarLoopResult]: For program point L866-14(lines 866 870) no Hoare annotation was computed. [2020-11-22 13:01:13,784 INFO L274 CegarLoopResult]: For program point L866-15(lines 866 870) no Hoare annotation was computed. [2020-11-22 13:01:13,784 INFO L274 CegarLoopResult]: For program point L866-17(lines 866 870) no Hoare annotation was computed. [2020-11-22 13:01:13,784 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:01:13,784 INFO L270 CegarLoopResult]: At program point L307(lines 302 310) the Hoare annotation is: false [2020-11-22 13:01:13,785 INFO L270 CegarLoopResult]: At program point L307-1(lines 302 310) the Hoare annotation is: false [2020-11-22 13:01:13,785 INFO L274 CegarLoopResult]: For program point L241(lines 241 245) no Hoare annotation was computed. [2020-11-22 13:01:13,785 INFO L270 CegarLoopResult]: At program point L307-2(lines 302 310) the Hoare annotation is: false [2020-11-22 13:01:13,785 INFO L270 CegarLoopResult]: At program point L307-3(lines 302 310) the Hoare annotation is: false [2020-11-22 13:01:13,785 INFO L270 CegarLoopResult]: At program point L307-4(lines 302 310) the Hoare annotation is: false [2020-11-22 13:01:13,785 INFO L270 CegarLoopResult]: At program point L307-5(lines 302 310) the Hoare annotation is: false [2020-11-22 13:01:13,785 INFO L270 CegarLoopResult]: At program point L872(lines 857 875) the Hoare annotation is: false [2020-11-22 13:01:13,785 INFO L270 CegarLoopResult]: At program point L872-1(lines 857 875) the Hoare annotation is: false [2020-11-22 13:01:13,785 INFO L270 CegarLoopResult]: At program point L872-2(lines 857 875) the Hoare annotation is: false [2020-11-22 13:01:13,785 INFO L270 CegarLoopResult]: At program point L872-3(lines 857 875) the Hoare annotation is: false [2020-11-22 13:01:13,785 INFO L270 CegarLoopResult]: At program point L872-4(lines 857 875) the Hoare annotation is: false [2020-11-22 13:01:13,786 INFO L270 CegarLoopResult]: At program point L872-5(lines 857 875) the Hoare annotation is: false [2020-11-22 13:01:13,786 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-22 13:01:13,786 INFO L274 CegarLoopResult]: For program point L113-1(line 113) no Hoare annotation was computed. [2020-11-22 13:01:13,786 INFO L274 CegarLoopResult]: For program point L113-2(line 113) no Hoare annotation was computed. [2020-11-22 13:01:13,786 INFO L274 CegarLoopResult]: For program point L940(lines 940 955) no Hoare annotation was computed. [2020-11-22 13:01:13,786 INFO L270 CegarLoopResult]: At program point L808(lines 801 811) the Hoare annotation is: false [2020-11-22 13:01:13,786 INFO L270 CegarLoopResult]: At program point L808-1(lines 801 811) the Hoare annotation is: false [2020-11-22 13:01:13,786 INFO L270 CegarLoopResult]: At program point L808-2(lines 801 811) the Hoare annotation is: false [2020-11-22 13:01:13,786 INFO L277 CegarLoopResult]: At program point L214(lines 195 217) the Hoare annotation is: true [2020-11-22 13:01:13,786 INFO L270 CegarLoopResult]: At program point L181(lines 177 183) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:01:13,786 INFO L274 CegarLoopResult]: For program point L911(lines 910 959) no Hoare annotation was computed. [2020-11-22 13:01:13,786 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 13:01:13,786 INFO L274 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2020-11-22 13:01:13,787 INFO L270 CegarLoopResult]: At program point L53-1(lines 1 967) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:01:13,787 INFO L274 CegarLoopResult]: For program point L53-2(lines 53 66) no Hoare annotation was computed. [2020-11-22 13:01:13,787 INFO L270 CegarLoopResult]: At program point L53-3(lines 1 967) the Hoare annotation is: false [2020-11-22 13:01:13,787 INFO L274 CegarLoopResult]: For program point L53-4(lines 53 66) no Hoare annotation was computed. [2020-11-22 13:01:13,787 INFO L274 CegarLoopResult]: For program point L912(lines 912 916) no Hoare annotation was computed. [2020-11-22 13:01:13,787 INFO L270 CegarLoopResult]: At program point L53-5(lines 1 967) the Hoare annotation is: false [2020-11-22 13:01:13,787 INFO L274 CegarLoopResult]: For program point L747(lines 747 764) no Hoare annotation was computed. [2020-11-22 13:01:13,787 INFO L274 CegarLoopResult]: For program point L747-1(lines 747 764) no Hoare annotation was computed. [2020-11-22 13:01:13,787 INFO L274 CegarLoopResult]: For program point L747-2(lines 747 764) no Hoare annotation was computed. [2020-11-22 13:01:13,787 INFO L274 CegarLoopResult]: For program point L880(lines 880 886) no Hoare annotation was computed. [2020-11-22 13:01:13,787 INFO L270 CegarLoopResult]: At program point L880-1(lines 880 886) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:01:13,787 INFO L274 CegarLoopResult]: For program point L253(lines 253 257) no Hoare annotation was computed. [2020-11-22 13:01:13,788 INFO L274 CegarLoopResult]: For program point L948(lines 948 954) no Hoare annotation was computed. [2020-11-22 13:01:13,788 INFO L270 CegarLoopResult]: At program point L948-1(lines 689 695) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:01:13,788 INFO L274 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2020-11-22 13:01:13,788 INFO L274 CegarLoopResult]: For program point L57-2(lines 57 63) no Hoare annotation was computed. [2020-11-22 13:01:13,788 INFO L274 CegarLoopResult]: For program point L57-4(lines 57 63) no Hoare annotation was computed. [2020-11-22 13:01:13,788 INFO L270 CegarLoopResult]: At program point L817(lines 812 820) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:01:13,788 INFO L270 CegarLoopResult]: At program point L817-1(lines 812 820) the Hoare annotation is: false [2020-11-22 13:01:13,788 INFO L274 CegarLoopResult]: For program point L751(lines 751 759) no Hoare annotation was computed. [2020-11-22 13:01:13,788 INFO L270 CegarLoopResult]: At program point L817-2(lines 812 820) the Hoare annotation is: false [2020-11-22 13:01:13,788 INFO L274 CegarLoopResult]: For program point L751-1(lines 751 759) no Hoare annotation was computed. [2020-11-22 13:01:13,788 INFO L274 CegarLoopResult]: For program point L751-2(lines 751 759) no Hoare annotation was computed. [2020-11-22 13:01:13,788 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 13:01:13,789 INFO L274 CegarLoopResult]: For program point L721(lines 721 738) no Hoare annotation was computed. [2020-11-22 13:01:13,789 INFO L274 CegarLoopResult]: For program point L721-1(lines 721 738) no Hoare annotation was computed. [2020-11-22 13:01:13,789 INFO L274 CegarLoopResult]: For program point L721-2(lines 721 738) no Hoare annotation was computed. [2020-11-22 13:01:13,789 INFO L274 CegarLoopResult]: For program point L721-3(lines 721 738) no Hoare annotation was computed. [2020-11-22 13:01:13,789 INFO L274 CegarLoopResult]: For program point L721-4(lines 721 738) no Hoare annotation was computed. [2020-11-22 13:01:13,789 INFO L274 CegarLoopResult]: For program point L721-5(lines 721 738) no Hoare annotation was computed. [2020-11-22 13:01:13,789 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 13:01:13,794 INFO L274 CegarLoopResult]: For program point L920(lines 920 926) no Hoare annotation was computed. [2020-11-22 13:01:13,794 INFO L270 CegarLoopResult]: At program point L920-1(lines 920 926) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:01:13,794 INFO L270 CegarLoopResult]: At program point L689(lines 688 707) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:01:13,794 INFO L274 CegarLoopResult]: For program point L689-1(lines 689 695) no Hoare annotation was computed. [2020-11-22 13:01:13,795 INFO L270 CegarLoopResult]: At program point L689-2(lines 688 707) the Hoare annotation is: false [2020-11-22 13:01:13,795 INFO L270 CegarLoopResult]: At program point L689-3(lines 688 707) the Hoare annotation is: false [2020-11-22 13:01:13,795 INFO L270 CegarLoopResult]: At program point L96(lines 1 967) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:01:13,795 INFO L274 CegarLoopResult]: For program point L229(lines 229 233) no Hoare annotation was computed. [2020-11-22 13:01:13,795 INFO L274 CegarLoopResult]: For program point L229-3(lines 229 233) no Hoare annotation was computed. [2020-11-22 13:01:13,795 INFO L270 CegarLoopResult]: At program point L130-2(lines 130 144) the Hoare annotation is: false [2020-11-22 13:01:13,796 INFO L274 CegarLoopResult]: For program point L229-6(lines 229 233) no Hoare annotation was computed. [2020-11-22 13:01:13,796 INFO L274 CegarLoopResult]: For program point L725(lines 725 733) no Hoare annotation was computed. [2020-11-22 13:01:13,797 INFO L274 CegarLoopResult]: For program point L725-1(lines 725 733) no Hoare annotation was computed. [2020-11-22 13:01:13,797 INFO L274 CegarLoopResult]: For program point L725-2(lines 725 733) no Hoare annotation was computed. [2020-11-22 13:01:13,797 INFO L274 CegarLoopResult]: For program point L725-3(lines 725 733) no Hoare annotation was computed. [2020-11-22 13:01:13,797 INFO L274 CegarLoopResult]: For program point L725-4(lines 725 733) no Hoare annotation was computed. [2020-11-22 13:01:13,797 INFO L274 CegarLoopResult]: For program point L725-5(lines 725 733) no Hoare annotation was computed. [2020-11-22 13:01:13,797 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-22 13:01:13,797 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 13:01:13,798 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:01:13,798 INFO L270 CegarLoopResult]: At program point L298(lines 293 301) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:01:13,798 INFO L270 CegarLoopResult]: At program point L298-1(lines 293 301) the Hoare annotation is: false [2020-11-22 13:01:13,798 INFO L270 CegarLoopResult]: At program point L298-2(lines 293 301) the Hoare annotation is: false [2020-11-22 13:01:13,799 INFO L270 CegarLoopResult]: At program point L266(lines 261 269) the Hoare annotation is: false [2020-11-22 13:01:13,799 INFO L270 CegarLoopResult]: At program point L266-1(lines 261 269) the Hoare annotation is: false [2020-11-22 13:01:13,799 INFO L270 CegarLoopResult]: At program point L266-2(lines 261 269) the Hoare annotation is: false [2020-11-22 13:01:13,799 INFO L274 CegarLoopResult]: For program point L134(lines 134 138) no Hoare annotation was computed. [2020-11-22 13:01:13,799 INFO L274 CegarLoopResult]: For program point L134-1(lines 689 695) no Hoare annotation was computed. [2020-11-22 13:01:13,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:01:13 BoogieIcfgContainer [2020-11-22 13:01:13,829 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:01:13,830 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:01:13,830 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:01:13,830 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:01:13,831 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:01:07" (3/4) ... [2020-11-22 13:01:13,833 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 13:01:13,863 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 13:01:13,864 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 13:01:13,865 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 13:01:13,866 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 13:01:13,867 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 13:01:13,868 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:01:13,869 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:01:13,900 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 13:01:13,990 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_971c5f1e-bfaa-4672-8398-83f409c28398/bin/utaipan/witness.graphml [2020-11-22 13:01:13,990 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:01:13,992 INFO L168 Benchmark]: Toolchain (without parser) took 10394.79 ms. Allocated memory was 65.0 MB in the beginning and 115.3 MB in the end (delta: 50.3 MB). Free memory was 44.2 MB in the beginning and 63.0 MB in the end (delta: -18.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:13,992 INFO L168 Benchmark]: CDTParser took 0.59 ms. Allocated memory is still 65.0 MB. Free memory is still 46.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:01:13,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.67 ms. Allocated memory is still 65.0 MB. Free memory was 43.8 MB in the beginning and 32.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:13,993 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.08 ms. Allocated memory is still 65.0 MB. Free memory was 32.1 MB in the beginning and 28.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:13,994 INFO L168 Benchmark]: Boogie Preprocessor took 81.26 ms. Allocated memory is still 65.0 MB. Free memory was 28.5 MB in the beginning and 25.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:13,994 INFO L168 Benchmark]: RCFGBuilder took 2607.97 ms. Allocated memory was 65.0 MB in the beginning and 88.1 MB in the end (delta: 23.1 MB). Free memory was 25.8 MB in the beginning and 51.7 MB in the end (delta: -25.9 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:13,994 INFO L168 Benchmark]: TraceAbstraction took 6731.07 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 51.2 MB in the beginning and 71.6 MB in the end (delta: -20.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:13,995 INFO L168 Benchmark]: Witness Printer took 160.25 ms. Allocated memory is still 115.3 MB. Free memory was 71.6 MB in the beginning and 63.0 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:13,997 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 ms. Allocated memory is still 65.0 MB. Free memory is still 46.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 707.67 ms. Allocated memory is still 65.0 MB. Free memory was 43.8 MB in the beginning and 32.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 100.08 ms. Allocated memory is still 65.0 MB. Free memory was 32.1 MB in the beginning and 28.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 81.26 ms. Allocated memory is still 65.0 MB. Free memory was 28.5 MB in the beginning and 25.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2607.97 ms. Allocated memory was 65.0 MB in the beginning and 88.1 MB in the end (delta: 23.1 MB). Free memory was 25.8 MB in the beginning and 51.7 MB in the end (delta: -25.9 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6731.07 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 51.2 MB in the beginning and 71.6 MB in the end (delta: -20.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. * Witness Printer took 160.25 ms. Allocated memory is still 115.3 MB. Free memory was 71.6 MB in the beginning and 63.0 MB in the end (delta: 8.5 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: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 110 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.1s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 545 SDtfs, 1035 SDslu, 783 SDs, 0 SdLazy, 153 SolverSat, 30 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 420 GetRequests, 391 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=252occurred 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, 304 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 147 NumberOfFragments, 140 HoareAnnotationTreeSize, 44 FomulaSimplifications, 6254 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 212 NumberOfCodeBlocks, 212 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 408 ConstructedInterpolants, 0 QuantifiedInterpolants, 26112 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1621 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...