./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product33.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_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/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 078eafdb571868894c038a80ec14b552193cf718 ............................................................................................................................................ 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_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/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 078eafdb571868894c038a80ec14b552193cf718 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 13:07:16,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:07:16,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:07:16,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:07:16,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:07:16,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:07:16,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:07:16,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:07:16,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:07:16,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:07:16,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:07:16,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:07:16,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:07:16,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:07:16,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:07:16,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:07:16,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:07:16,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:07:16,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:07:16,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:07:16,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:07:16,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:07:16,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:07:16,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:07:16,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:07:16,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:07:16,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:07:16,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:07:16,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:07:16,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:07:16,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:07:16,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:07:16,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:07:16,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:07:16,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:07:16,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:07:16,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:07:16,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:07:16,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:07:16,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:07:16,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:07:16,652 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 13:07:16,700 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:07:16,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:07:16,702 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:07:16,702 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:07:16,702 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:07:16,703 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:07:16,703 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:07:16,703 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:07:16,703 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:07:16,704 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:07:16,705 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:07:16,705 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:07:16,705 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:07:16,706 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:07:16,706 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:07:16,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:07:16,707 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:07:16,707 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:07:16,707 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:07:16,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:07:16,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:07:16,708 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:07:16,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:07:16,708 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:07:16,709 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:07:16,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:07:16,709 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:07:16,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:07:16,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:07:16,710 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:07:16,710 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:07:16,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:07:16,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:07:16,711 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:07:16,711 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:07:16,711 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:07:16,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:07:16,712 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:07:16,712 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:07:16,712 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:07:16,712 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_5639a5a3-e4ca-439b-988f-cd9a5293bd60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 078eafdb571868894c038a80ec14b552193cf718 [2020-11-22 13:07:16,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:07:16,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:07:16,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:07:17,000 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:07:17,001 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:07:17,002 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2020-11-22 13:07:17,082 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/data/6465e0547/a6f160c758ce4a33908fd128aa819c78/FLAG160ac81be [2020-11-22 13:07:17,641 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:07:17,644 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2020-11-22 13:07:17,671 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/data/6465e0547/a6f160c758ce4a33908fd128aa819c78/FLAG160ac81be [2020-11-22 13:07:17,929 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/data/6465e0547/a6f160c758ce4a33908fd128aa819c78 [2020-11-22 13:07:17,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:07:17,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:07:17,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:17,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:07:17,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:07:17,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:17" (1/1) ... [2020-11-22 13:07:17,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3599df0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:17, skipping insertion in model container [2020-11-22 13:07:17,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:17" (1/1) ... [2020-11-22 13:07:17,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:07:17,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:07:18,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:07:18,356 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 13:07:18,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5db241a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:18, skipping insertion in model container [2020-11-22 13:07:18,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:18,361 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:07:18,364 INFO L168 Benchmark]: Toolchain (without parser) took 429.22 ms. Allocated memory is still 94.4 MB. Free memory was 61.0 MB in the beginning and 68.7 MB in the end (delta: -7.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:18,365 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 94.4 MB. Free memory was 71.5 MB in the beginning and 71.5 MB in the end (delta: 25.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:07:18,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.05 ms. Allocated memory is still 94.4 MB. Free memory was 60.8 MB in the beginning and 68.7 MB in the end (delta: -7.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:18,369 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 94.4 MB. Free memory was 71.5 MB in the beginning and 71.5 MB in the end (delta: 25.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 425.05 ms. Allocated memory is still 94.4 MB. Free memory was 60.8 MB in the beginning and 68.7 MB in the end (delta: -7.9 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: 70]: 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 13:07:20,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:07:20,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:07:20,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:07:20,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:07:20,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:07:20,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:07:20,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:07:20,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:07:20,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:07:20,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:07:20,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:07:20,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:07:20,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:07:20,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:07:20,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:07:20,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:07:20,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:07:20,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:07:20,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:07:20,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:07:20,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:07:20,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:07:20,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:07:20,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:07:20,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:07:20,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:07:20,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:07:20,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:07:20,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:07:20,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:07:20,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:07:20,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:07:20,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:07:20,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:07:20,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:07:20,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:07:20,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:07:20,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:07:20,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:07:20,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:07:20,559 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 13:07:20,585 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:07:20,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:07:20,586 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:07:20,586 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:07:20,587 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:07:20,587 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:07:20,587 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:07:20,587 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:07:20,588 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:07:20,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:07:20,589 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:07:20,589 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:07:20,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:07:20,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:07:20,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:07:20,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:07:20,591 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:07:20,591 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:07:20,591 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:07:20,591 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:07:20,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:07:20,592 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:07:20,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:07:20,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:07:20,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:07:20,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:07:20,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:07:20,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:07:20,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:07:20,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:07:20,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:07:20,595 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:07:20,595 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:07:20,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:07:20,596 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:07:20,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:07:20,596 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_5639a5a3-e4ca-439b-988f-cd9a5293bd60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 078eafdb571868894c038a80ec14b552193cf718 [2020-11-22 13:07:20,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:07:21,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:07:21,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:07:21,027 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:07:21,032 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:07:21,033 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2020-11-22 13:07:21,118 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/data/33498fddd/d53ab21a10604016b9af2a94a1897919/FLAGa8a58e6ee [2020-11-22 13:07:21,705 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:07:21,706 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2020-11-22 13:07:21,734 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/data/33498fddd/d53ab21a10604016b9af2a94a1897919/FLAGa8a58e6ee [2020-11-22 13:07:22,003 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/data/33498fddd/d53ab21a10604016b9af2a94a1897919 [2020-11-22 13:07:22,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:07:22,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:07:22,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:22,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:07:22,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:07:22,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:22" (1/1) ... [2020-11-22 13:07:22,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@572dd08c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22, skipping insertion in model container [2020-11-22 13:07:22,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:22" (1/1) ... [2020-11-22 13:07:22,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:07:22,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:07:22,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:07:22,497 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 13:07:22,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:07:22,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:07:22,580 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:07:22,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:07:22,688 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:07:22,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22 WrapperNode [2020-11-22 13:07:22,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:22,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:07:22,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:07:22,691 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:07:22,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22" (1/1) ... [2020-11-22 13:07:22,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22" (1/1) ... [2020-11-22 13:07:22,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:07:22,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:07:22,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:07:22,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:07:22,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22" (1/1) ... [2020-11-22 13:07:22,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22" (1/1) ... [2020-11-22 13:07:22,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22" (1/1) ... [2020-11-22 13:07:22,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22" (1/1) ... [2020-11-22 13:07:22,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22" (1/1) ... [2020-11-22 13:07:22,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22" (1/1) ... [2020-11-22 13:07:22,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22" (1/1) ... [2020-11-22 13:07:22,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:07:22,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:07:22,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:07:22,868 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:07:22,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/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 13:07:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:07:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 13:07:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:07:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:07:25,233 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:07:25,236 INFO L298 CfgBuilder]: Removed 116 assume(true) statements. [2020-11-22 13:07:25,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:07:25 BoogieIcfgContainer [2020-11-22 13:07:25,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:07:25,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:07:25,241 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:07:25,244 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:07:25,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:07:22" (1/3) ... [2020-11-22 13:07:25,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4635af62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:07:25, skipping insertion in model container [2020-11-22 13:07:25,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22" (2/3) ... [2020-11-22 13:07:25,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4635af62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:07:25, skipping insertion in model container [2020-11-22 13:07:25,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:07:25" (3/3) ... [2020-11-22 13:07:25,247 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product33.cil.c [2020-11-22 13:07:25,257 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:07:25,262 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 13:07:25,275 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 13:07:25,310 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:07:25,311 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:07:25,311 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:07:25,311 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:07:25,311 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:07:25,311 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:07:25,311 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:07:25,312 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:07:25,329 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states. [2020-11-22 13:07:25,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-22 13:07:25,335 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:25,336 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:07:25,336 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:25,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:25,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1333786057, now seen corresponding path program 1 times [2020-11-22 13:07:25,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:25,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2144891109] [2020-11-22 13:07:25,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/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 13:07:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:25,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 13:07:25,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:25,651 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 13:07:25,651 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:25,659 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 13:07:25,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2144891109] [2020-11-22 13:07:25,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:25,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:07:25,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184710217] [2020-11-22 13:07:25,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 13:07:25,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:25,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 13:07:25,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:07:25,682 INFO L87 Difference]: Start difference. First operand 90 states. Second operand 2 states. [2020-11-22 13:07:25,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:25,730 INFO L93 Difference]: Finished difference Result 170 states and 253 transitions. [2020-11-22 13:07:25,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 13:07:25,733 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-22 13:07:25,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:25,746 INFO L225 Difference]: With dead ends: 170 [2020-11-22 13:07:25,746 INFO L226 Difference]: Without dead ends: 83 [2020-11-22 13:07:25,749 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 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 13:07:25,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-11-22 13:07:25,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2020-11-22 13:07:25,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-11-22 13:07:25,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 117 transitions. [2020-11-22 13:07:25,799 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 117 transitions. Word has length 19 [2020-11-22 13:07:25,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:25,799 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 117 transitions. [2020-11-22 13:07:25,799 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 13:07:25,800 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2020-11-22 13:07:25,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-22 13:07:25,801 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:25,801 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] [2020-11-22 13:07:26,017 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 13:07:26,018 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:26,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:26,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1155161686, now seen corresponding path program 1 times [2020-11-22 13:07:26,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:26,019 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [292710331] [2020-11-22 13:07:26,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/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 13:07:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:26,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:07:26,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:26,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:07:26,226 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:26,237 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 13:07:26,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [292710331] [2020-11-22 13:07:26,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:26,238 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:07:26,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022898562] [2020-11-22 13:07:26,239 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:07:26,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:26,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:07:26,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:07:26,240 INFO L87 Difference]: Start difference. First operand 83 states and 117 transitions. Second operand 4 states. [2020-11-22 13:07:26,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:26,257 INFO L93 Difference]: Finished difference Result 83 states and 117 transitions. [2020-11-22 13:07:26,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:07:26,259 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2020-11-22 13:07:26,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:26,261 INFO L225 Difference]: With dead ends: 83 [2020-11-22 13:07:26,262 INFO L226 Difference]: Without dead ends: 38 [2020-11-22 13:07:26,263 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 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 13:07:26,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2020-11-22 13:07:26,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2020-11-22 13:07:26,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-11-22 13:07:26,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 53 transitions. [2020-11-22 13:07:26,273 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 53 transitions. Word has length 20 [2020-11-22 13:07:26,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:26,276 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 53 transitions. [2020-11-22 13:07:26,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:07:26,277 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2020-11-22 13:07:26,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-22 13:07:26,279 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:26,280 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 13:07:26,493 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 13:07:26,494 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:26,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:26,494 INFO L82 PathProgramCache]: Analyzing trace with hash -2132610152, now seen corresponding path program 1 times [2020-11-22 13:07:26,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:26,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [121889581] [2020-11-22 13:07:26,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/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 13:07:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:26,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:07:26,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:26,691 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 13:07:26,692 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:26,715 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 13:07:26,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [121889581] [2020-11-22 13:07:26,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:26,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-11-22 13:07:26,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596057559] [2020-11-22 13:07:26,716 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:07:26,717 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:26,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:07:26,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:07:26,718 INFO L87 Difference]: Start difference. First operand 38 states and 53 transitions. Second operand 4 states. [2020-11-22 13:07:26,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:26,727 INFO L93 Difference]: Finished difference Result 69 states and 99 transitions. [2020-11-22 13:07:26,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:07:26,728 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2020-11-22 13:07:26,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:26,729 INFO L225 Difference]: With dead ends: 69 [2020-11-22 13:07:26,729 INFO L226 Difference]: Without dead ends: 38 [2020-11-22 13:07:26,729 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 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 13:07:26,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2020-11-22 13:07:26,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2020-11-22 13:07:26,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-11-22 13:07:26,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 52 transitions. [2020-11-22 13:07:26,735 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 52 transitions. Word has length 26 [2020-11-22 13:07:26,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:26,736 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 52 transitions. [2020-11-22 13:07:26,736 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:07:26,736 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2020-11-22 13:07:26,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-22 13:07:26,737 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:26,737 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:07:26,945 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 13:07:26,945 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:26,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:26,946 INFO L82 PathProgramCache]: Analyzing trace with hash -1540100165, now seen corresponding path program 1 times [2020-11-22 13:07:26,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:26,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [101302554] [2020-11-22 13:07:26,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/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 13:07:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:27,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:07:27,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:27,264 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 13:07:27,265 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:27,267 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 13:07:27,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [101302554] [2020-11-22 13:07:27,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:27,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 13:07:27,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107038322] [2020-11-22 13:07:27,269 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:07:27,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:27,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:07:27,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:07:27,270 INFO L87 Difference]: Start difference. First operand 38 states and 52 transitions. Second operand 3 states. [2020-11-22 13:07:27,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:27,341 INFO L93 Difference]: Finished difference Result 93 states and 131 transitions. [2020-11-22 13:07:27,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:07:27,342 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-11-22 13:07:27,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:27,343 INFO L225 Difference]: With dead ends: 93 [2020-11-22 13:07:27,343 INFO L226 Difference]: Without dead ends: 62 [2020-11-22 13:07:27,343 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:07:27,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-11-22 13:07:27,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2020-11-22 13:07:27,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-11-22 13:07:27,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 83 transitions. [2020-11-22 13:07:27,351 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 83 transitions. Word has length 27 [2020-11-22 13:07:27,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:27,355 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 83 transitions. [2020-11-22 13:07:27,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:07:27,355 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2020-11-22 13:07:27,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-22 13:07:27,357 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:27,357 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:07:27,557 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 13:07:27,558 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:27,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:27,558 INFO L82 PathProgramCache]: Analyzing trace with hash 1679133674, now seen corresponding path program 1 times [2020-11-22 13:07:27,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:27,559 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1550854020] [2020-11-22 13:07:27,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/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 13:07:27,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:27,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:07:27,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:27,778 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 13:07:27,778 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:27,794 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 13:07:27,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1550854020] [2020-11-22 13:07:27,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:27,795 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 13:07:27,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907627988] [2020-11-22 13:07:27,795 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:07:27,796 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:27,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:07:27,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:07:27,797 INFO L87 Difference]: Start difference. First operand 60 states and 83 transitions. Second operand 5 states. [2020-11-22 13:07:27,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:27,876 INFO L93 Difference]: Finished difference Result 157 states and 217 transitions. [2020-11-22 13:07:27,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-22 13:07:27,876 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-11-22 13:07:27,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:27,878 INFO L225 Difference]: With dead ends: 157 [2020-11-22 13:07:27,878 INFO L226 Difference]: Without dead ends: 104 [2020-11-22 13:07:27,878 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:07:27,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-11-22 13:07:27,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 63. [2020-11-22 13:07:27,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-11-22 13:07:27,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 86 transitions. [2020-11-22 13:07:27,896 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 86 transitions. Word has length 33 [2020-11-22 13:07:27,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:27,896 INFO L481 AbstractCegarLoop]: Abstraction has 63 states and 86 transitions. [2020-11-22 13:07:27,896 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:07:27,896 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2020-11-22 13:07:27,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-22 13:07:27,897 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:27,897 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:07:28,098 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-22 13:07:28,098 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:28,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:28,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1682369913, now seen corresponding path program 1 times [2020-11-22 13:07:28,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:28,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1197865575] [2020-11-22 13:07:28,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/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 13:07:28,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:28,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:07:28,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:28,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:07:28,348 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:28,354 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 13:07:28,354 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1197865575] [2020-11-22 13:07:28,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:28,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 13:07:28,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293609802] [2020-11-22 13:07:28,356 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:07:28,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:28,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:07:28,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:07:28,357 INFO L87 Difference]: Start difference. First operand 63 states and 86 transitions. Second operand 5 states. [2020-11-22 13:07:28,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:28,519 INFO L93 Difference]: Finished difference Result 216 states and 299 transitions. [2020-11-22 13:07:28,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-22 13:07:28,520 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-11-22 13:07:28,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:28,521 INFO L225 Difference]: With dead ends: 216 [2020-11-22 13:07:28,521 INFO L226 Difference]: Without dead ends: 160 [2020-11-22 13:07:28,522 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-22 13:07:28,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-11-22 13:07:28,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 62. [2020-11-22 13:07:28,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2020-11-22 13:07:28,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 83 transitions. [2020-11-22 13:07:28,534 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 83 transitions. Word has length 33 [2020-11-22 13:07:28,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:28,534 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 83 transitions. [2020-11-22 13:07:28,534 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:07:28,535 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2020-11-22 13:07:28,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-22 13:07:28,536 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:28,536 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:07:28,751 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-22 13:07:28,751 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:28,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:28,751 INFO L82 PathProgramCache]: Analyzing trace with hash -1914769044, now seen corresponding path program 1 times [2020-11-22 13:07:28,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:28,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [498543495] [2020-11-22 13:07:28,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/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 13:07:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:28,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:07:28,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:28,986 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 13:07:28,986 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:29,006 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 13:07:29,007 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [498543495] [2020-11-22 13:07:29,007 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:29,007 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2020-11-22 13:07:29,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361065622] [2020-11-22 13:07:29,007 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-22 13:07:29,008 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:29,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-22 13:07:29,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-22 13:07:29,008 INFO L87 Difference]: Start difference. First operand 62 states and 83 transitions. Second operand 6 states. [2020-11-22 13:07:29,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:29,066 INFO L93 Difference]: Finished difference Result 164 states and 221 transitions. [2020-11-22 13:07:29,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:07:29,066 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2020-11-22 13:07:29,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:29,067 INFO L225 Difference]: With dead ends: 164 [2020-11-22 13:07:29,067 INFO L226 Difference]: Without dead ends: 109 [2020-11-22 13:07:29,069 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:07:29,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-11-22 13:07:29,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 64. [2020-11-22 13:07:29,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-11-22 13:07:29,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 85 transitions. [2020-11-22 13:07:29,090 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 85 transitions. Word has length 33 [2020-11-22 13:07:29,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:29,091 INFO L481 AbstractCegarLoop]: Abstraction has 64 states and 85 transitions. [2020-11-22 13:07:29,091 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-22 13:07:29,091 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2020-11-22 13:07:29,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-22 13:07:29,096 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:29,096 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:07:29,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-11-22 13:07:29,312 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:29,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:29,312 INFO L82 PathProgramCache]: Analyzing trace with hash 1793392238, now seen corresponding path program 1 times [2020-11-22 13:07:29,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:29,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [322045310] [2020-11-22 13:07:29,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-11-22 13:07:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:29,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:07:29,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:29,528 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 13:07:29,532 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:29,545 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 13:07:29,545 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [322045310] [2020-11-22 13:07:29,545 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:29,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-11-22 13:07:29,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932684443] [2020-11-22 13:07:29,546 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:07:29,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:29,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:07:29,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:07:29,547 INFO L87 Difference]: Start difference. First operand 64 states and 85 transitions. Second operand 4 states. [2020-11-22 13:07:29,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:29,606 INFO L93 Difference]: Finished difference Result 198 states and 267 transitions. [2020-11-22 13:07:29,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 13:07:29,607 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-11-22 13:07:29,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:29,608 INFO L225 Difference]: With dead ends: 198 [2020-11-22 13:07:29,608 INFO L226 Difference]: Without dead ends: 141 [2020-11-22 13:07:29,609 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:07:29,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2020-11-22 13:07:29,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 112. [2020-11-22 13:07:29,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-11-22 13:07:29,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 150 transitions. [2020-11-22 13:07:29,625 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 150 transitions. Word has length 33 [2020-11-22 13:07:29,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:29,626 INFO L481 AbstractCegarLoop]: Abstraction has 112 states and 150 transitions. [2020-11-22 13:07:29,626 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:07:29,626 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 150 transitions. [2020-11-22 13:07:29,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-22 13:07:29,627 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:29,627 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:07:29,850 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-11-22 13:07:29,850 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:29,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:29,850 INFO L82 PathProgramCache]: Analyzing trace with hash -606942930, now seen corresponding path program 1 times [2020-11-22 13:07:29,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:29,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2109175914] [2020-11-22 13:07:29,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2020-11-22 13:07:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:30,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-22 13:07:30,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:30,124 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 13:07:30,125 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:30,134 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 13:07:30,134 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2109175914] [2020-11-22 13:07:30,134 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:30,134 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 5] imperfect sequences [] total 6 [2020-11-22 13:07:30,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478349594] [2020-11-22 13:07:30,138 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-22 13:07:30,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:30,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-22 13:07:30,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:07:30,139 INFO L87 Difference]: Start difference. First operand 112 states and 150 transitions. Second operand 7 states. [2020-11-22 13:07:30,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:30,529 INFO L93 Difference]: Finished difference Result 521 states and 708 transitions. [2020-11-22 13:07:30,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-22 13:07:30,530 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 34 [2020-11-22 13:07:30,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:30,533 INFO L225 Difference]: With dead ends: 521 [2020-11-22 13:07:30,533 INFO L226 Difference]: Without dead ends: 416 [2020-11-22 13:07:30,534 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-11-22 13:07:30,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2020-11-22 13:07:30,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 208. [2020-11-22 13:07:30,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2020-11-22 13:07:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 275 transitions. [2020-11-22 13:07:30,586 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 275 transitions. Word has length 34 [2020-11-22 13:07:30,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:30,588 INFO L481 AbstractCegarLoop]: Abstraction has 208 states and 275 transitions. [2020-11-22 13:07:30,588 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-22 13:07:30,588 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 275 transitions. [2020-11-22 13:07:30,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-22 13:07:30,591 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:30,591 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:07:30,795 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2020-11-22 13:07:30,796 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:30,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:30,796 INFO L82 PathProgramCache]: Analyzing trace with hash -23516474, now seen corresponding path program 1 times [2020-11-22 13:07:30,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:30,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1532123009] [2020-11-22 13:07:30,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2020-11-22 13:07:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:31,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:07:31,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:31,080 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:07:31,081 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:31,133 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:07:31,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1532123009] [2020-11-22 13:07:31,134 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [50646166] [2020-11-22 13:07:31,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-22 13:07:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:31,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-22 13:07:31,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:31,357 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:07:31,357 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:31,365 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:07:31,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2110950251] [2020-11-22 13:07:31,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-22 13:07:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:31,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:07:31,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:31,520 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:07:31,521 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:31,527 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:07:31,540 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2020-11-22 13:07:31,540 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2020-11-22 13:07:31,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490250487] [2020-11-22 13:07:31,541 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 13:07:31,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:31,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 13:07:31,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 13:07:31,542 INFO L87 Difference]: Start difference. First operand 208 states and 275 transitions. Second operand 8 states. [2020-11-22 13:07:31,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:31,795 INFO L93 Difference]: Finished difference Result 358 states and 481 transitions. [2020-11-22 13:07:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:07:31,795 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-11-22 13:07:31,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:31,796 INFO L225 Difference]: With dead ends: 358 [2020-11-22 13:07:31,796 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 13:07:31,797 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 303 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-11-22 13:07:31,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 13:07:31,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 13:07:31,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 13:07:31,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 13:07:31,802 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-11-22 13:07:31,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:31,802 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 13:07:31,802 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 13:07:31,802 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 13:07:31,802 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 13:07:32,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 cvc4 --incremental --print-success --lang smt --rewrite-divk,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 mathsat -unsat_core_generation=3 [2020-11-22 13:07:32,413 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 13:07:32,613 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 49 [2020-11-22 13:07:33,127 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 28 [2020-11-22 13:07:33,365 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 30 [2020-11-22 13:07:33,540 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 27 [2020-11-22 13:07:33,802 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 28 [2020-11-22 13:07:33,973 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 30 [2020-11-22 13:07:34,144 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 22 [2020-11-22 13:07:34,328 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 30 [2020-11-22 13:07:34,455 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 26 [2020-11-22 13:07:34,664 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 30 [2020-11-22 13:07:34,846 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 28 [2020-11-22 13:07:34,849 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:07:34,849 INFO L274 CegarLoopResult]: For program point L432(lines 432 438) no Hoare annotation was computed. [2020-11-22 13:07:34,850 INFO L270 CegarLoopResult]: At program point L432-1(lines 432 438) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse2) (and .cse0 .cse4 .cse2 .cse3))) [2020-11-22 13:07:34,850 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 13:07:34,850 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 13:07:34,850 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 13:07:34,850 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 13:07:34,850 INFO L274 CegarLoopResult]: For program point L631(lines 631 635) no Hoare annotation was computed. [2020-11-22 13:07:34,850 INFO L274 CegarLoopResult]: For program point L631-2(lines 631 635) no Hoare annotation was computed. [2020-11-22 13:07:34,850 INFO L274 CegarLoopResult]: For program point L631-3(lines 631 635) no Hoare annotation was computed. [2020-11-22 13:07:34,850 INFO L274 CegarLoopResult]: For program point L631-5(lines 631 635) no Hoare annotation was computed. [2020-11-22 13:07:34,850 INFO L274 CegarLoopResult]: For program point L631-6(lines 631 635) no Hoare annotation was computed. [2020-11-22 13:07:34,851 INFO L274 CegarLoopResult]: For program point L631-8(lines 631 635) no Hoare annotation was computed. [2020-11-22 13:07:34,851 INFO L270 CegarLoopResult]: At program point L582(lines 577 585) the Hoare annotation is: (let ((.cse4 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse6 .cse3) (and .cse4 .cse0 .cse5 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3) (and .cse0 .cse1 .cse2 .cse6 .cse3))) [2020-11-22 13:07:34,851 INFO L270 CegarLoopResult]: At program point L582-1(lines 577 585) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_processEnvironment_~tmp~4 (_ bv0 32)) .cse1) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse1))) [2020-11-22 13:07:34,851 INFO L270 CegarLoopResult]: At program point L582-2(lines 577 585) the Hoare annotation is: false [2020-11-22 13:07:34,851 INFO L270 CegarLoopResult]: At program point L582-3(lines 577 585) the Hoare annotation is: false [2020-11-22 13:07:34,851 INFO L270 CegarLoopResult]: At program point L582-4(lines 577 585) the Hoare annotation is: false [2020-11-22 13:07:34,851 INFO L270 CegarLoopResult]: At program point L582-5(lines 577 585) the Hoare annotation is: false [2020-11-22 13:07:34,852 INFO L270 CegarLoopResult]: At program point L863(lines 858 866) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ULTIMATE.start_processEnvironment_~tmp~4 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse6 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse5) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse5))) [2020-11-22 13:07:34,852 INFO L270 CegarLoopResult]: At program point L863-1(lines 858 866) the Hoare annotation is: false [2020-11-22 13:07:34,852 INFO L270 CegarLoopResult]: At program point L863-2(lines 858 866) the Hoare annotation is: false [2020-11-22 13:07:34,852 INFO L274 CegarLoopResult]: For program point L764(lines 764 771) no Hoare annotation was computed. [2020-11-22 13:07:34,852 INFO L277 CegarLoopResult]: At program point L764-1(lines 764 771) the Hoare annotation is: true [2020-11-22 13:07:34,852 INFO L274 CegarLoopResult]: For program point L533(lines 533 541) no Hoare annotation was computed. [2020-11-22 13:07:34,852 INFO L274 CegarLoopResult]: For program point L533-1(lines 533 541) no Hoare annotation was computed. [2020-11-22 13:07:34,852 INFO L274 CegarLoopResult]: For program point L533-2(lines 533 541) no Hoare annotation was computed. [2020-11-22 13:07:34,853 INFO L274 CegarLoopResult]: For program point L913(lines 913 923) no Hoare annotation was computed. [2020-11-22 13:07:34,853 INFO L274 CegarLoopResult]: For program point L913-2(lines 913 923) no Hoare annotation was computed. [2020-11-22 13:07:34,853 INFO L274 CegarLoopResult]: For program point L913-4(lines 913 923) no Hoare annotation was computed. [2020-11-22 13:07:34,853 INFO L270 CegarLoopResult]: At program point L468(lines 421 469) the Hoare annotation is: false [2020-11-22 13:07:34,853 INFO L274 CegarLoopResult]: For program point L914(lines 914 920) no Hoare annotation was computed. [2020-11-22 13:07:34,853 INFO L274 CegarLoopResult]: For program point L914-2(lines 914 920) no Hoare annotation was computed. [2020-11-22 13:07:34,853 INFO L274 CegarLoopResult]: For program point L782(line 782) no Hoare annotation was computed. [2020-11-22 13:07:34,853 INFO L274 CegarLoopResult]: For program point L914-4(lines 914 920) no Hoare annotation was computed. [2020-11-22 13:07:34,853 INFO L274 CegarLoopResult]: For program point L782-1(line 782) no Hoare annotation was computed. [2020-11-22 13:07:34,853 INFO L274 CegarLoopResult]: For program point L782-2(line 782) no Hoare annotation was computed. [2020-11-22 13:07:34,854 INFO L274 CegarLoopResult]: For program point L452(lines 452 463) no Hoare annotation was computed. [2020-11-22 13:07:34,854 INFO L270 CegarLoopResult]: At program point L898(lines 497 503) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse3))) [2020-11-22 13:07:34,854 INFO L270 CegarLoopResult]: At program point L898-1(lines 497 503) the Hoare annotation is: false [2020-11-22 13:07:34,854 INFO L270 CegarLoopResult]: At program point L898-2(lines 497 503) the Hoare annotation is: false [2020-11-22 13:07:34,854 INFO L270 CegarLoopResult]: At program point L667(lines 1 929) 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 13:07:34,854 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 13:07:34,854 INFO L270 CegarLoopResult]: At program point L504(lines 504 510) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= ULTIMATE.start_processEnvironment_~tmp~4 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse5 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse5 .cse3 .cse4))) [2020-11-22 13:07:34,855 INFO L270 CegarLoopResult]: At program point L504-1(lines 504 510) the Hoare annotation is: false [2020-11-22 13:07:34,855 INFO L270 CegarLoopResult]: At program point L504-2(lines 504 510) the Hoare annotation is: false [2020-11-22 13:07:34,855 INFO L274 CegarLoopResult]: For program point L818(lines 818 822) no Hoare annotation was computed. [2020-11-22 13:07:34,855 INFO L270 CegarLoopResult]: At program point L637(lines 622 640) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) .cse2))) [2020-11-22 13:07:34,855 INFO L270 CegarLoopResult]: At program point L637-1(lines 622 640) the Hoare annotation is: false [2020-11-22 13:07:34,855 INFO L270 CegarLoopResult]: At program point L637-2(lines 622 640) the Hoare annotation is: false [2020-11-22 13:07:34,855 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:07:34,855 INFO L274 CegarLoopResult]: For program point L423(lines 422 467) no Hoare annotation was computed. [2020-11-22 13:07:34,856 INFO L274 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-11-22 13:07:34,856 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 13:07:34,856 INFO L274 CegarLoopResult]: For program point L458(lines 458 462) no Hoare annotation was computed. [2020-11-22 13:07:34,856 INFO L274 CegarLoopResult]: For program point L458-2(lines 452 463) no Hoare annotation was computed. [2020-11-22 13:07:34,856 INFO L274 CegarLoopResult]: For program point L871(lines 871 877) no Hoare annotation was computed. [2020-11-22 13:07:34,856 INFO L274 CegarLoopResult]: For program point L871-1(lines 871 877) no Hoare annotation was computed. [2020-11-22 13:07:34,856 INFO L274 CegarLoopResult]: For program point L871-2(lines 871 877) no Hoare annotation was computed. [2020-11-22 13:07:34,856 INFO L270 CegarLoopResult]: At program point L739(lines 735 741) 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 13:07:34,856 INFO L274 CegarLoopResult]: For program point L442(lines 442 448) no Hoare annotation was computed. [2020-11-22 13:07:34,857 INFO L270 CegarLoopResult]: At program point L442-1(lines 442 448) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse2) (and .cse0 .cse4 .cse2 .cse3))) [2020-11-22 13:07:34,857 INFO L270 CegarLoopResult]: At program point L888(lines 883 890) 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 13:07:34,857 INFO L274 CegarLoopResult]: For program point L806(lines 806 810) no Hoare annotation was computed. [2020-11-22 13:07:34,857 INFO L277 CegarLoopResult]: At program point L773(lines 754 776) the Hoare annotation is: true [2020-11-22 13:07:34,857 INFO L270 CegarLoopResult]: At program point L691-2(lines 691 705) the Hoare annotation is: false [2020-11-22 13:07:34,857 INFO L270 CegarLoopResult]: At program point L675(lines 670 678) 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 13:07:34,857 INFO L274 CegarLoopResult]: For program point L692(line 692) no Hoare annotation was computed. [2020-11-22 13:07:34,857 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 13:07:34,857 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:07:34,858 INFO L274 CegarLoopResult]: For program point L529(lines 529 546) no Hoare annotation was computed. [2020-11-22 13:07:34,858 INFO L274 CegarLoopResult]: For program point L529-1(lines 529 546) no Hoare annotation was computed. [2020-11-22 13:07:34,858 INFO L274 CegarLoopResult]: For program point L529-2(lines 529 546) no Hoare annotation was computed. [2020-11-22 13:07:34,858 INFO L274 CegarLoopResult]: For program point L909(lines 909 926) no Hoare annotation was computed. [2020-11-22 13:07:34,858 INFO L270 CegarLoopResult]: At program point L876(lines 867 880) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2))) [2020-11-22 13:07:34,858 INFO L270 CegarLoopResult]: At program point L909-1(lines 1 929) the Hoare annotation is: (let ((.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse6 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse3 .cse4 .cse5 .cse6 .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse2) (and .cse0 .cse3 .cse1 .cse5 .cse6 .cse2))) [2020-11-22 13:07:34,858 INFO L270 CegarLoopResult]: At program point L876-1(lines 867 880) the Hoare annotation is: false [2020-11-22 13:07:34,858 INFO L274 CegarLoopResult]: For program point L909-2(lines 909 926) no Hoare annotation was computed. [2020-11-22 13:07:34,858 INFO L270 CegarLoopResult]: At program point L909-3(lines 1 929) the Hoare annotation is: false [2020-11-22 13:07:34,859 INFO L270 CegarLoopResult]: At program point L876-2(lines 867 880) the Hoare annotation is: false [2020-11-22 13:07:34,859 INFO L274 CegarLoopResult]: For program point L909-4(lines 909 926) no Hoare annotation was computed. [2020-11-22 13:07:34,859 INFO L270 CegarLoopResult]: At program point L909-5(lines 1 929) the Hoare annotation is: false [2020-11-22 13:07:34,859 INFO L274 CegarLoopResult]: For program point L794(lines 794 798) no Hoare annotation was computed. [2020-11-22 13:07:34,859 INFO L274 CegarLoopResult]: For program point L794-3(lines 794 798) no Hoare annotation was computed. [2020-11-22 13:07:34,859 INFO L274 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2020-11-22 13:07:34,859 INFO L274 CegarLoopResult]: For program point L695-1(lines 695 699) no Hoare annotation was computed. [2020-11-22 13:07:34,859 INFO L274 CegarLoopResult]: For program point L794-6(lines 794 798) no Hoare annotation was computed. [2020-11-22 13:07:34,859 INFO L270 CegarLoopResult]: At program point L497(lines 493 515) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse2))) [2020-11-22 13:07:34,860 INFO L270 CegarLoopResult]: At program point L497-1(lines 493 515) the Hoare annotation is: false [2020-11-22 13:07:34,860 INFO L270 CegarLoopResult]: At program point L497-2(lines 493 515) the Hoare annotation is: false [2020-11-22 13:07:34,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:07:34 BoogieIcfgContainer [2020-11-22 13:07:34,886 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:07:34,887 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:07:34,887 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:07:34,887 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:07:34,888 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:07:25" (3/4) ... [2020-11-22 13:07:34,890 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 13:07:34,906 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 13:07:34,907 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 13:07:34,908 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 13:07:34,909 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 13:07:34,909 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 13:07:34,910 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:07:34,911 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:07:34,935 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && 2bv32 == \result) && 2bv32 == tmp) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 2bv32 == tmp) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:07:34,936 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:07:34,936 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:07:34,937 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:07:34,937 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:07:34,937 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:07:34,937 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:07:34,938 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:07:34,939 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:07:34,939 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:07:34,940 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:07:35,005 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_5639a5a3-e4ca-439b-988f-cd9a5293bd60/bin/utaipan/witness.graphml [2020-11-22 13:07:35,006 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:07:35,007 INFO L168 Benchmark]: Toolchain (without parser) took 12997.44 ms. Allocated memory was 69.2 MB in the beginning and 134.2 MB in the end (delta: 65.0 MB). Free memory was 50.8 MB in the beginning and 88.2 MB in the end (delta: -37.3 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:35,007 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 69.2 MB. Free memory is still 51.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:07:35,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 676.25 ms. Allocated memory is still 69.2 MB. Free memory was 50.7 MB in the beginning and 37.5 MB in the end (delta: 13.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:35,008 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.83 ms. Allocated memory is still 69.2 MB. Free memory was 37.5 MB in the beginning and 34.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:35,008 INFO L168 Benchmark]: Boogie Preprocessor took 77.89 ms. Allocated memory is still 69.2 MB. Free memory was 34.3 MB in the beginning and 32.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:35,009 INFO L168 Benchmark]: RCFGBuilder took 2371.74 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 32.0 MB in the beginning and 48.1 MB in the end (delta: -16.2 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:35,009 INFO L168 Benchmark]: TraceAbstraction took 9645.79 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 47.6 MB in the beginning and 95.5 MB in the end (delta: -47.9 MB). Peak memory consumption was 38.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:35,010 INFO L168 Benchmark]: Witness Printer took 118.71 ms. Allocated memory is still 134.2 MB. Free memory was 95.5 MB in the beginning and 88.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:35,012 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 69.2 MB. Free memory is still 51.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 676.25 ms. Allocated memory is still 69.2 MB. Free memory was 50.7 MB in the beginning and 37.5 MB in the end (delta: 13.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 96.83 ms. Allocated memory is still 69.2 MB. Free memory was 37.5 MB in the beginning and 34.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 77.89 ms. Allocated memory is still 69.2 MB. Free memory was 34.3 MB in the beginning and 32.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2371.74 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 32.0 MB in the beginning and 48.1 MB in the end (delta: -16.2 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9645.79 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 47.6 MB in the beginning and 95.5 MB in the end (delta: -47.9 MB). Peak memory consumption was 38.7 MB. Max. memory is 16.1 GB. * Witness Printer took 118.71 ms. Allocated memory is still 134.2 MB. Free memory was 95.5 MB in the beginning and 88.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 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: 442]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 691]: 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: 764]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && 2bv32 == \result) && 2bv32 == tmp) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 2bv32 == tmp) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 90 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.1s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 790 SDtfs, 961 SDslu, 1279 SDs, 0 SdLazy, 191 SolverSat, 45 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 819 GetRequests, 776 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=208occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 423 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 37 LocationsWithAnnotation, 37 PreInvPairs, 98 NumberOfFragments, 766 HoareAnnotationTreeSize, 37 FomulaSimplifications, 29292 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 37 FomulaSimplificationsInter, 3380 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 411 NumberOfCodeBlocks, 411 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 798 ConstructedInterpolants, 1 QuantifiedInterpolants, 63931 SizeOfPredicates, 28 NumberOfNonLiveVariables, 2575 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 24 InterpolantComputations, 18 PerfectInterpolantSequences, 78/96 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...