./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 87504a1abfe2d10f353d562b38ba2c6a9363e65c ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 87504a1abfe2d10f353d562b38ba2c6a9363e65c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 21:22:01,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:22:01,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:22:01,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:22:01,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:22:01,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:22:01,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:22:01,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:22:01,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:22:01,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:22:01,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:22:01,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:22:01,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:22:01,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:22:01,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:22:01,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:22:01,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:22:01,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:22:01,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:22:01,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:22:01,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:22:01,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:22:01,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:22:01,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:22:01,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:22:01,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:22:01,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:22:01,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:22:01,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:22:01,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:22:01,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:22:01,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:22:01,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:22:01,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:22:01,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:22:01,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:22:01,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:22:01,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:22:01,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:22:01,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:22:01,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:22:01,507 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 21:22:01,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:22:01,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:22:01,522 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:22:01,522 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:22:01,522 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:22:01,522 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:22:01,522 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 21:22:01,523 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:22:01,523 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:22:01,523 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 21:22:01,523 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 21:22:01,523 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:22:01,523 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 21:22:01,524 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 21:22:01,524 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 21:22:01,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:22:01,525 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 21:22:01,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 21:22:01,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 21:22:01,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:22:01,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:22:01,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:22:01,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:22:01,526 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:22:01,526 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 21:22:01,526 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:22:01,526 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:22:01,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:22:01,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:22:01,527 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:22:01,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:22:01,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:22:01,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:22:01,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:22:01,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:22:01,528 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 21:22:01,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 21:22:01,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:22:01,529 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:22:01,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:22:01,529 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f63eedcd-0872-4910-81d6-3128c95c999f/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(__VERIFIER_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 -> 87504a1abfe2d10f353d562b38ba2c6a9363e65c [2019-12-07 21:22:01,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:22:01,651 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:22:01,653 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:22:01,654 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:22:01,655 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:22:01,655 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c [2019-12-07 21:22:01,692 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/data/ecc822bc6/2f3c0a5d40264c1a8468f974dbf9c946/FLAGd84ed339f [2019-12-07 21:22:02,129 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:22:02,129 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c [2019-12-07 21:22:02,137 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/data/ecc822bc6/2f3c0a5d40264c1a8468f974dbf9c946/FLAGd84ed339f [2019-12-07 21:22:02,146 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/data/ecc822bc6/2f3c0a5d40264c1a8468f974dbf9c946 [2019-12-07 21:22:02,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:22:02,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:22:02,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:22:02,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:22:02,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:22:02,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:22:02" (1/1) ... [2019-12-07 21:22:02,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@763ae040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:02, skipping insertion in model container [2019-12-07 21:22:02,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:22:02" (1/1) ... [2019-12-07 21:22:02,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:22:02,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:22:02,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:22:02,394 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) [2019-12-07 21:22:02,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16244363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:02, skipping insertion in model container [2019-12-07 21:22:02,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:22:02,395 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 21:22:02,397 INFO L168 Benchmark]: Toolchain (without parser) took 247.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -135.5 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2019-12-07 21:22:02,397 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:22:02,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 245.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -140.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2019-12-07 21:22:02,399 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 245.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -140.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 77]: 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 0.1.25-f470102 [2019-12-07 21:22:03,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:22:03,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:22:03,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:22:03,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:22:03,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:22:03,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:22:03,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:22:03,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:22:03,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:22:03,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:22:03,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:22:03,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:22:03,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:22:03,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:22:03,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:22:03,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:22:03,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:22:03,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:22:03,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:22:03,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:22:03,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:22:03,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:22:03,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:22:03,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:22:03,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:22:03,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:22:03,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:22:03,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:22:03,577 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:22:03,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:22:03,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:22:03,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:22:03,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:22:03,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:22:03,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:22:03,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:22:03,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:22:03,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:22:03,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:22:03,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:22:03,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 21:22:03,592 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:22:03,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:22:03,593 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:22:03,593 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:22:03,593 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:22:03,593 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:22:03,593 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:22:03,593 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:22:03,594 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:22:03,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:22:03,594 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 21:22:03,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 21:22:03,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:22:03,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:22:03,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:22:03,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:22:03,595 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:22:03,595 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 21:22:03,595 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 21:22:03,595 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 21:22:03,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:22:03,596 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:22:03,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:22:03,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:22:03,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 21:22:03,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:22:03,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:22:03,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:22:03,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:22:03,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:22:03,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:22:03,597 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 21:22:03,597 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 21:22:03,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:22:03,597 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:22:03,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:22:03,598 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_f63eedcd-0872-4910-81d6-3128c95c999f/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(__VERIFIER_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 -> 87504a1abfe2d10f353d562b38ba2c6a9363e65c [2019-12-07 21:22:03,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:22:03,788 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:22:03,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:22:03,792 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:22:03,793 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:22:03,793 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c [2019-12-07 21:22:03,834 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/data/ad1cd96f3/b3c812a1749746bb97d282ebcb40f0c1/FLAG37ad039bf [2019-12-07 21:22:04,315 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:22:04,316 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c [2019-12-07 21:22:04,323 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/data/ad1cd96f3/b3c812a1749746bb97d282ebcb40f0c1/FLAG37ad039bf [2019-12-07 21:22:04,332 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/data/ad1cd96f3/b3c812a1749746bb97d282ebcb40f0c1 [2019-12-07 21:22:04,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:22:04,334 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:22:04,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:22:04,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:22:04,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:22:04,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:22:04" (1/1) ... [2019-12-07 21:22:04,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:04, skipping insertion in model container [2019-12-07 21:22:04,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:22:04" (1/1) ... [2019-12-07 21:22:04,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:22:04,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:22:04,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:22:04,593 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 21:22:04,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:22:04,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:22:04,647 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 21:22:04,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:22:04,708 INFO L208 MainTranslator]: Completed translation [2019-12-07 21:22:04,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:04 WrapperNode [2019-12-07 21:22:04,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:22:04,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 21:22:04,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 21:22:04,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 21:22:04,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:04" (1/1) ... [2019-12-07 21:22:04,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:04" (1/1) ... [2019-12-07 21:22:04,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 21:22:04,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 21:22:04,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 21:22:04,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 21:22:04,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:04" (1/1) ... [2019-12-07 21:22:04,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:04" (1/1) ... [2019-12-07 21:22:04,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:04" (1/1) ... [2019-12-07 21:22:04,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:04" (1/1) ... [2019-12-07 21:22:04,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:04" (1/1) ... [2019-12-07 21:22:04,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:04" (1/1) ... [2019-12-07 21:22:04,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:04" (1/1) ... [2019-12-07 21:22:04,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 21:22:04,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 21:22:04,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 21:22:04,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 21:22:04,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/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 [2019-12-07 21:22:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 21:22:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 21:22:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 21:22:04,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 21:22:05,306 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 21:22:05,306 INFO L287 CfgBuilder]: Removed 160 assume(true) statements. [2019-12-07 21:22:05,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:22:05 BoogieIcfgContainer [2019-12-07 21:22:05,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 21:22:05,309 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 21:22:05,309 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 21:22:05,311 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 21:22:05,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 09:22:04" (1/3) ... [2019-12-07 21:22:05,312 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fefb34b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:22:05, skipping insertion in model container [2019-12-07 21:22:05,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:22:04" (2/3) ... [2019-12-07 21:22:05,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fefb34b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:22:05, skipping insertion in model container [2019-12-07 21:22:05,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:22:05" (3/3) ... [2019-12-07 21:22:05,315 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product23.cil.c [2019-12-07 21:22:05,324 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 21:22:05,330 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 21:22:05,341 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 21:22:05,364 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 21:22:05,364 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 21:22:05,365 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 21:22:05,365 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 21:22:05,365 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 21:22:05,365 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 21:22:05,365 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 21:22:05,365 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 21:22:05,381 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2019-12-07 21:22:05,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 21:22:05,387 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:22:05,388 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:22:05,388 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:22:05,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:22:05,392 INFO L82 PathProgramCache]: Analyzing trace with hash 872829117, now seen corresponding path program 1 times [2019-12-07 21:22:05,400 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:22:05,401 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [500337998] [2019-12-07 21:22:05,401 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/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 [2019-12-07 21:22:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:22:05,539 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 21:22:05,542 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:22:05,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:05,553 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:22:05,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:05,558 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [500337998] [2019-12-07 21:22:05,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:22:05,559 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 21:22:05,560 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926976443] [2019-12-07 21:22:05,564 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 21:22:05,564 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:22:05,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 21:22:05,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 21:22:05,575 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2019-12-07 21:22:05,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:22:05,597 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2019-12-07 21:22:05,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 21:22:05,598 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 21:22:05,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:22:05,609 INFO L225 Difference]: With dead ends: 208 [2019-12-07 21:22:05,609 INFO L226 Difference]: Without dead ends: 103 [2019-12-07 21:22:05,612 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 21:22:05,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2019-12-07 21:22:05,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2019-12-07 21:22:05,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-12-07 21:22:05,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2019-12-07 21:22:05,643 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2019-12-07 21:22:05,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:22:05,644 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2019-12-07 21:22:05,644 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 21:22:05,644 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2019-12-07 21:22:05,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 21:22:05,645 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:22:05,645 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:22:05,845 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 21:22:05,846 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:22:05,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:22:05,847 INFO L82 PathProgramCache]: Analyzing trace with hash -340316278, now seen corresponding path program 1 times [2019-12-07 21:22:05,848 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:22:05,849 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1918518671] [2019-12-07 21:22:05,849 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/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 [2019-12-07 21:22:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:22:06,075 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:22:06,076 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:22:06,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:06,089 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:22:06,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:06,098 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1918518671] [2019-12-07 21:22:06,098 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:22:06,098 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 21:22:06,099 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763719377] [2019-12-07 21:22:06,100 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:22:06,100 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:22:06,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:22:06,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:22:06,100 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 4 states. [2019-12-07 21:22:06,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:22:06,112 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2019-12-07 21:22:06,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:22:06,113 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 21:22:06,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:22:06,113 INFO L225 Difference]: With dead ends: 103 [2019-12-07 21:22:06,113 INFO L226 Difference]: Without dead ends: 45 [2019-12-07 21:22:06,114 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:22:06,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-12-07 21:22:06,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-12-07 21:22:06,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-12-07 21:22:06,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2019-12-07 21:22:06,119 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2019-12-07 21:22:06,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:22:06,119 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2019-12-07 21:22:06,119 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:22:06,120 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2019-12-07 21:22:06,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 21:22:06,120 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:22:06,120 INFO L410 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] [2019-12-07 21:22:06,321 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 21:22:06,321 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:22:06,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:22:06,322 INFO L82 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2019-12-07 21:22:06,323 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:22:06,323 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [669449007] [2019-12-07 21:22:06,324 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/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 [2019-12-07 21:22:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:22:06,461 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:22:06,463 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:22:06,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:06,472 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:22:06,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:06,482 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [669449007] [2019-12-07 21:22:06,482 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:22:06,482 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 21:22:06,482 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455006080] [2019-12-07 21:22:06,483 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:22:06,483 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:22:06,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:22:06,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:22:06,483 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 4 states. [2019-12-07 21:22:06,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:22:06,506 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2019-12-07 21:22:06,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 21:22:06,507 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-12-07 21:22:06,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:22:06,508 INFO L225 Difference]: With dead ends: 146 [2019-12-07 21:22:06,508 INFO L226 Difference]: Without dead ends: 107 [2019-12-07 21:22:06,509 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:22:06,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-12-07 21:22:06,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2019-12-07 21:22:06,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2019-12-07 21:22:06,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2019-12-07 21:22:06,521 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2019-12-07 21:22:06,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:22:06,521 INFO L462 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2019-12-07 21:22:06,521 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:22:06,521 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2019-12-07 21:22:06,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 21:22:06,522 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:22:06,522 INFO L410 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] [2019-12-07 21:22:06,722 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 21:22:06,723 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:22:06,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:22:06,724 INFO L82 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2019-12-07 21:22:06,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:22:06,726 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [415166820] [2019-12-07 21:22:06,726 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/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 [2019-12-07 21:22:06,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:22:06,900 INFO L264 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 21:22:06,902 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:22:06,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:06,921 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:22:06,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:06,951 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [415166820] [2019-12-07 21:22:06,951 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:22:06,951 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2019-12-07 21:22:06,951 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814560577] [2019-12-07 21:22:06,952 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 21:22:06,952 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:22:06,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 21:22:06,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 21:22:06,953 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand 8 states. [2019-12-07 21:22:07,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:22:07,163 INFO L93 Difference]: Finished difference Result 483 states and 740 transitions. [2019-12-07 21:22:07,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 21:22:07,164 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2019-12-07 21:22:07,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:22:07,166 INFO L225 Difference]: With dead ends: 483 [2019-12-07 21:22:07,167 INFO L226 Difference]: Without dead ends: 425 [2019-12-07 21:22:07,167 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2019-12-07 21:22:07,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2019-12-07 21:22:07,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 166. [2019-12-07 21:22:07,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2019-12-07 21:22:07,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 241 transitions. [2019-12-07 21:22:07,185 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 241 transitions. Word has length 24 [2019-12-07 21:22:07,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:22:07,185 INFO L462 AbstractCegarLoop]: Abstraction has 166 states and 241 transitions. [2019-12-07 21:22:07,185 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 21:22:07,185 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2019-12-07 21:22:07,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 21:22:07,187 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:22:07,187 INFO L410 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] [2019-12-07 21:22:07,387 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 21:22:07,388 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:22:07,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:22:07,389 INFO L82 PathProgramCache]: Analyzing trace with hash 1375176786, now seen corresponding path program 1 times [2019-12-07 21:22:07,390 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:22:07,391 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1425822675] [2019-12-07 21:22:07,391 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/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 [2019-12-07 21:22:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:22:07,641 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:22:07,643 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:22:07,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:07,648 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:22:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:07,650 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1425822675] [2019-12-07 21:22:07,651 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:22:07,651 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 21:22:07,651 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600432262] [2019-12-07 21:22:07,651 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 21:22:07,651 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:22:07,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 21:22:07,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:22:07,652 INFO L87 Difference]: Start difference. First operand 166 states and 241 transitions. Second operand 3 states. [2019-12-07 21:22:07,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:22:07,815 INFO L93 Difference]: Finished difference Result 414 states and 606 transitions. [2019-12-07 21:22:07,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:22:07,815 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-12-07 21:22:07,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:22:07,816 INFO L225 Difference]: With dead ends: 414 [2019-12-07 21:22:07,817 INFO L226 Difference]: Without dead ends: 254 [2019-12-07 21:22:07,818 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:22:07,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2019-12-07 21:22:07,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 252. [2019-12-07 21:22:07,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2019-12-07 21:22:07,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 357 transitions. [2019-12-07 21:22:07,845 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 357 transitions. Word has length 25 [2019-12-07 21:22:07,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:22:07,845 INFO L462 AbstractCegarLoop]: Abstraction has 252 states and 357 transitions. [2019-12-07 21:22:07,845 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 21:22:07,845 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 357 transitions. [2019-12-07 21:22:07,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 21:22:07,847 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:22:07,847 INFO L410 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] [2019-12-07 21:22:08,048 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 21:22:08,049 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:22:08,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:22:08,050 INFO L82 PathProgramCache]: Analyzing trace with hash 1818191244, now seen corresponding path program 1 times [2019-12-07 21:22:08,051 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:22:08,052 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1134236143] [2019-12-07 21:22:08,053 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/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 [2019-12-07 21:22:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:22:08,233 INFO L264 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:22:08,235 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:22:08,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:08,240 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:22:08,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:08,242 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1134236143] [2019-12-07 21:22:08,243 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:22:08,243 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 21:22:08,243 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961054470] [2019-12-07 21:22:08,243 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 21:22:08,243 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:22:08,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 21:22:08,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:22:08,244 INFO L87 Difference]: Start difference. First operand 252 states and 357 transitions. Second operand 3 states. [2019-12-07 21:22:08,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:22:08,258 INFO L93 Difference]: Finished difference Result 364 states and 522 transitions. [2019-12-07 21:22:08,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:22:08,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-12-07 21:22:08,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:22:08,260 INFO L225 Difference]: With dead ends: 364 [2019-12-07 21:22:08,260 INFO L226 Difference]: Without dead ends: 118 [2019-12-07 21:22:08,261 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:22:08,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-12-07 21:22:08,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2019-12-07 21:22:08,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2019-12-07 21:22:08,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 156 transitions. [2019-12-07 21:22:08,268 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 156 transitions. Word has length 26 [2019-12-07 21:22:08,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:22:08,268 INFO L462 AbstractCegarLoop]: Abstraction has 118 states and 156 transitions. [2019-12-07 21:22:08,268 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 21:22:08,268 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2019-12-07 21:22:08,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-07 21:22:08,269 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:22:08,269 INFO L410 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] [2019-12-07 21:22:08,470 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 21:22:08,470 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:22:08,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:22:08,471 INFO L82 PathProgramCache]: Analyzing trace with hash 1574439088, now seen corresponding path program 1 times [2019-12-07 21:22:08,471 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:22:08,472 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1496906134] [2019-12-07 21:22:08,472 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/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 [2019-12-07 21:22:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:22:08,677 INFO L264 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-07 21:22:08,678 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:22:08,688 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:08,689 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:22:08,709 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:22:08,709 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1496906134] [2019-12-07 21:22:08,709 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [590953850] [2019-12-07 21:22:08,709 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 21:22:08,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:22:08,794 INFO L264 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 21:22:08,796 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:22:08,819 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-07 21:22:08,819 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:22:08,822 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-07 21:22:08,822 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 21:22:08,823 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [3, 3] total 9 [2019-12-07 21:22:08,823 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205467680] [2019-12-07 21:22:08,823 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 21:22:08,823 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:22:08,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 21:22:08,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-12-07 21:22:08,824 INFO L87 Difference]: Start difference. First operand 118 states and 156 transitions. Second operand 5 states. [2019-12-07 21:22:08,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:22:08,904 INFO L93 Difference]: Finished difference Result 242 states and 328 transitions. [2019-12-07 21:22:08,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 21:22:08,904 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 40 [2019-12-07 21:22:08,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:22:08,905 INFO L225 Difference]: With dead ends: 242 [2019-12-07 21:22:08,905 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 21:22:08,906 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2019-12-07 21:22:08,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 21:22:08,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 21:22:08,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 21:22:08,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 21:22:08,906 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2019-12-07 21:22:08,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:22:08,907 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 21:22:08,907 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 21:22:08,907 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 21:22:08,907 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 21:22:09,308 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 cvc4 --incremental --print-success --lang smt --rewrite-divk,8 mathsat -unsat_core_generation=3 [2019-12-07 21:22:09,314 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 21:22:09,558 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 21:22:09,558 INFO L246 CegarLoopResult]: For program point L663(lines 663 680) no Hoare annotation was computed. [2019-12-07 21:22:09,558 INFO L246 CegarLoopResult]: For program point L663-1(lines 663 680) no Hoare annotation was computed. [2019-12-07 21:22:09,558 INFO L246 CegarLoopResult]: For program point L663-2(lines 663 680) no Hoare annotation was computed. [2019-12-07 21:22:09,559 INFO L246 CegarLoopResult]: For program point L564(lines 564 568) no Hoare annotation was computed. [2019-12-07 21:22:09,559 INFO L246 CegarLoopResult]: For program point L663-3(lines 663 680) no Hoare annotation was computed. [2019-12-07 21:22:09,559 INFO L246 CegarLoopResult]: For program point L663-4(lines 663 680) no Hoare annotation was computed. [2019-12-07 21:22:09,559 INFO L246 CegarLoopResult]: For program point L663-5(lines 663 680) no Hoare annotation was computed. [2019-12-07 21:22:09,559 INFO L242 CegarLoopResult]: At program point L465(lines 460 468) the Hoare annotation is: false [2019-12-07 21:22:09,559 INFO L242 CegarLoopResult]: At program point L465-1(lines 460 468) the Hoare annotation is: false [2019-12-07 21:22:09,559 INFO L242 CegarLoopResult]: At program point L465-2(lines 460 468) the Hoare annotation is: false [2019-12-07 21:22:09,559 INFO L246 CegarLoopResult]: For program point L829(lines 829 835) no Hoare annotation was computed. [2019-12-07 21:22:09,559 INFO L246 CegarLoopResult]: For program point L829-2(lines 829 835) no Hoare annotation was computed. [2019-12-07 21:22:09,559 INFO L246 CegarLoopResult]: For program point L829-4(lines 829 835) no Hoare annotation was computed. [2019-12-07 21:22:09,560 INFO L242 CegarLoopResult]: At program point L631(lines 630 649) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:22:09,560 INFO L246 CegarLoopResult]: For program point L598(lines 598 604) no Hoare annotation was computed. [2019-12-07 21:22:09,560 INFO L246 CegarLoopResult]: For program point L631-1(lines 631 637) no Hoare annotation was computed. [2019-12-07 21:22:09,560 INFO L242 CegarLoopResult]: At program point L598-1(lines 631 637) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:22:09,560 INFO L242 CegarLoopResult]: At program point L631-2(lines 630 649) the Hoare annotation is: false [2019-12-07 21:22:09,560 INFO L242 CegarLoopResult]: At program point L631-3(lines 630 649) the Hoare annotation is: false [2019-12-07 21:22:09,560 INFO L242 CegarLoopResult]: At program point L797(lines 782 800) the Hoare annotation is: false [2019-12-07 21:22:09,560 INFO L242 CegarLoopResult]: At program point L797-1(lines 782 800) the Hoare annotation is: false [2019-12-07 21:22:09,561 INFO L242 CegarLoopResult]: At program point L797-2(lines 782 800) the Hoare annotation is: false [2019-12-07 21:22:09,561 INFO L242 CegarLoopResult]: At program point L797-3(lines 782 800) the Hoare annotation is: false [2019-12-07 21:22:09,561 INFO L242 CegarLoopResult]: At program point L797-4(lines 782 800) the Hoare annotation is: false [2019-12-07 21:22:09,561 INFO L242 CegarLoopResult]: At program point L797-5(lines 782 800) the Hoare annotation is: false [2019-12-07 21:22:09,561 INFO L242 CegarLoopResult]: At program point L733(lines 726 736) the Hoare annotation is: false [2019-12-07 21:22:09,561 INFO L242 CegarLoopResult]: At program point L733-1(lines 726 736) the Hoare annotation is: false [2019-12-07 21:22:09,561 INFO L246 CegarLoopResult]: For program point L667(lines 667 675) no Hoare annotation was computed. [2019-12-07 21:22:09,561 INFO L242 CegarLoopResult]: At program point L733-2(lines 726 736) the Hoare annotation is: false [2019-12-07 21:22:09,561 INFO L246 CegarLoopResult]: For program point L667-1(lines 667 675) no Hoare annotation was computed. [2019-12-07 21:22:09,562 INFO L246 CegarLoopResult]: For program point L667-2(lines 667 675) no Hoare annotation was computed. [2019-12-07 21:22:09,562 INFO L246 CegarLoopResult]: For program point L667-3(lines 667 675) no Hoare annotation was computed. [2019-12-07 21:22:09,562 INFO L246 CegarLoopResult]: For program point L667-4(lines 667 675) no Hoare annotation was computed. [2019-12-07 21:22:09,562 INFO L246 CegarLoopResult]: For program point L667-5(lines 667 675) no Hoare annotation was computed. [2019-12-07 21:22:09,562 INFO L242 CegarLoopResult]: At program point L536(lines 1 937) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 21:22:09,562 INFO L249 CegarLoopResult]: At program point L934(lines 915 937) the Hoare annotation is: true [2019-12-07 21:22:09,562 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 21:22:09,562 INFO L242 CegarLoopResult]: At program point L902(lines 898 904) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 21:22:09,563 INFO L242 CegarLoopResult]: At program point L638(lines 638 644) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:22:09,563 INFO L242 CegarLoopResult]: At program point L638-1(lines 638 644) the Hoare annotation is: false [2019-12-07 21:22:09,563 INFO L246 CegarLoopResult]: For program point L572(lines 572 578) no Hoare annotation was computed. [2019-12-07 21:22:09,563 INFO L242 CegarLoopResult]: At program point L638-2(lines 638 644) the Hoare annotation is: false [2019-12-07 21:22:09,563 INFO L242 CegarLoopResult]: At program point L572-1(lines 572 578) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:22:09,563 INFO L242 CegarLoopResult]: At program point L506(lines 501 509) the Hoare annotation is: false [2019-12-07 21:22:09,563 INFO L242 CegarLoopResult]: At program point L506-1(lines 501 509) the Hoare annotation is: false [2019-12-07 21:22:09,563 INFO L246 CegarLoopResult]: For program point L440(lines 440 444) no Hoare annotation was computed. [2019-12-07 21:22:09,563 INFO L242 CegarLoopResult]: At program point L506-2(lines 501 509) the Hoare annotation is: false [2019-12-07 21:22:09,564 INFO L242 CegarLoopResult]: At program point L506-3(lines 501 509) the Hoare annotation is: false [2019-12-07 21:22:09,564 INFO L242 CegarLoopResult]: At program point L506-4(lines 501 509) the Hoare annotation is: false [2019-12-07 21:22:09,564 INFO L242 CegarLoopResult]: At program point L506-5(lines 501 509) the Hoare annotation is: false [2019-12-07 21:22:09,564 INFO L246 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2019-12-07 21:22:09,564 INFO L246 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-12-07 21:22:09,564 INFO L246 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-12-07 21:22:09,564 INFO L246 CegarLoopResult]: For program point L805(lines 805 811) no Hoare annotation was computed. [2019-12-07 21:22:09,564 INFO L242 CegarLoopResult]: At program point L805-1(lines 805 811) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:22:09,565 INFO L242 CegarLoopResult]: At program point L742(lines 737 745) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:22:09,565 INFO L242 CegarLoopResult]: At program point L742-1(lines 737 745) the Hoare annotation is: false [2019-12-07 21:22:09,565 INFO L242 CegarLoopResult]: At program point L742-2(lines 737 745) the Hoare annotation is: false [2019-12-07 21:22:09,565 INFO L242 CegarLoopResult]: At program point L610(lines 561 611) the Hoare annotation is: false [2019-12-07 21:22:09,565 INFO L242 CegarLoopResult]: At program point L544(lines 539 547) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 21:22:09,565 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 21:22:09,565 INFO L246 CegarLoopResult]: For program point L582(lines 582 588) no Hoare annotation was computed. [2019-12-07 21:22:09,565 INFO L242 CegarLoopResult]: At program point L582-1(lines 582 588) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:22:09,565 INFO L246 CegarLoopResult]: For program point L452(lines 452 456) no Hoare annotation was computed. [2019-12-07 21:22:09,566 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 21:22:09,566 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 21:22:09,566 INFO L242 CegarLoopResult]: At program point L854-2(lines 854 868) the Hoare annotation is: false [2019-12-07 21:22:09,566 INFO L246 CegarLoopResult]: For program point L689(lines 689 706) no Hoare annotation was computed. [2019-12-07 21:22:09,566 INFO L246 CegarLoopResult]: For program point L689-1(lines 689 706) no Hoare annotation was computed. [2019-12-07 21:22:09,566 INFO L246 CegarLoopResult]: For program point L689-2(lines 689 706) no Hoare annotation was computed. [2019-12-07 21:22:09,566 INFO L246 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2019-12-07 21:22:09,566 INFO L246 CegarLoopResult]: For program point L592(lines 592 605) no Hoare annotation was computed. [2019-12-07 21:22:09,566 INFO L246 CegarLoopResult]: For program point L791(lines 791 795) no Hoare annotation was computed. [2019-12-07 21:22:09,566 INFO L246 CegarLoopResult]: For program point L791-2(lines 791 795) no Hoare annotation was computed. [2019-12-07 21:22:09,567 INFO L246 CegarLoopResult]: For program point L791-3(lines 791 795) no Hoare annotation was computed. [2019-12-07 21:22:09,567 INFO L246 CegarLoopResult]: For program point L791-5(lines 791 795) no Hoare annotation was computed. [2019-12-07 21:22:09,567 INFO L246 CegarLoopResult]: For program point L791-6(lines 791 795) no Hoare annotation was computed. [2019-12-07 21:22:09,567 INFO L246 CegarLoopResult]: For program point L791-8(lines 791 795) no Hoare annotation was computed. [2019-12-07 21:22:09,567 INFO L246 CegarLoopResult]: For program point L791-9(lines 791 795) no Hoare annotation was computed. [2019-12-07 21:22:09,567 INFO L246 CegarLoopResult]: For program point L428(lines 428 432) no Hoare annotation was computed. [2019-12-07 21:22:09,567 INFO L246 CegarLoopResult]: For program point L791-11(lines 791 795) no Hoare annotation was computed. [2019-12-07 21:22:09,567 INFO L246 CegarLoopResult]: For program point L791-12(lines 791 795) no Hoare annotation was computed. [2019-12-07 21:22:09,567 INFO L246 CegarLoopResult]: For program point L428-3(lines 428 432) no Hoare annotation was computed. [2019-12-07 21:22:09,567 INFO L246 CegarLoopResult]: For program point L791-14(lines 791 795) no Hoare annotation was computed. [2019-12-07 21:22:09,567 INFO L246 CegarLoopResult]: For program point L791-15(lines 791 795) no Hoare annotation was computed. [2019-12-07 21:22:09,568 INFO L246 CegarLoopResult]: For program point L428-6(lines 428 432) no Hoare annotation was computed. [2019-12-07 21:22:09,568 INFO L246 CegarLoopResult]: For program point L791-17(lines 791 795) no Hoare annotation was computed. [2019-12-07 21:22:09,568 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 21:22:09,568 INFO L246 CegarLoopResult]: For program point L858(lines 858 862) no Hoare annotation was computed. [2019-12-07 21:22:09,568 INFO L246 CegarLoopResult]: For program point L825(lines 825 838) no Hoare annotation was computed. [2019-12-07 21:22:09,568 INFO L246 CegarLoopResult]: For program point L858-1(lines 631 637) no Hoare annotation was computed. [2019-12-07 21:22:09,568 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 21:22:09,568 INFO L242 CegarLoopResult]: At program point L825-1(lines 1 937) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:22:09,568 INFO L246 CegarLoopResult]: For program point L825-2(lines 825 838) no Hoare annotation was computed. [2019-12-07 21:22:09,568 INFO L242 CegarLoopResult]: At program point L825-3(lines 1 937) the Hoare annotation is: false [2019-12-07 21:22:09,568 INFO L246 CegarLoopResult]: For program point L693(lines 693 701) no Hoare annotation was computed. [2019-12-07 21:22:09,568 INFO L246 CegarLoopResult]: For program point L825-4(lines 825 838) no Hoare annotation was computed. [2019-12-07 21:22:09,569 INFO L246 CegarLoopResult]: For program point L693-1(lines 693 701) no Hoare annotation was computed. [2019-12-07 21:22:09,569 INFO L242 CegarLoopResult]: At program point L825-5(lines 1 937) the Hoare annotation is: false [2019-12-07 21:22:09,569 INFO L246 CegarLoopResult]: For program point L693-2(lines 693 701) no Hoare annotation was computed. [2019-12-07 21:22:09,569 INFO L246 CegarLoopResult]: For program point L925(lines 925 932) no Hoare annotation was computed. [2019-12-07 21:22:09,569 INFO L249 CegarLoopResult]: At program point L925-1(lines 925 932) the Hoare annotation is: true [2019-12-07 21:22:09,569 INFO L246 CegarLoopResult]: For program point L563(lines 562 609) no Hoare annotation was computed. [2019-12-07 21:22:09,569 INFO L242 CegarLoopResult]: At program point L497(lines 492 500) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:22:09,569 INFO L242 CegarLoopResult]: At program point L497-1(lines 492 500) the Hoare annotation is: false [2019-12-07 21:22:09,569 INFO L242 CegarLoopResult]: At program point L497-2(lines 492 500) the Hoare annotation is: false [2019-12-07 21:22:09,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 09:22:09 BoogieIcfgContainer [2019-12-07 21:22:09,583 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 21:22:09,584 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 21:22:09,584 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 21:22:09,584 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 21:22:09,584 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:22:05" (3/4) ... [2019-12-07 21:22:09,588 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 21:22:09,602 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 21:22:09,603 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 21:22:09,604 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 21:22:09,605 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 21:22:09,606 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 21:22:09,606 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 21:22:09,607 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 21:22:09,629 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 21:22:09,685 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f63eedcd-0872-4910-81d6-3128c95c999f/bin/utaipan/witness.graphml [2019-12-07 21:22:09,685 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 21:22:09,686 INFO L168 Benchmark]: Toolchain (without parser) took 5351.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.2 MB). Free memory was 953.7 MB in the beginning and 1.0 GB in the end (delta: -58.1 MB). Peak memory consumption was 130.2 MB. Max. memory is 11.5 GB. [2019-12-07 21:22:09,687 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:22:09,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 373.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -119.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-12-07 21:22:09,687 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-12-07 21:22:09,687 INFO L168 Benchmark]: Boogie Preprocessor took 31.15 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:22:09,687 INFO L168 Benchmark]: RCFGBuilder took 522.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 984.3 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. [2019-12-07 21:22:09,688 INFO L168 Benchmark]: TraceAbstraction took 4274.58 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 94.4 MB). Free memory was 984.3 MB in the beginning and 1.0 GB in the end (delta: -43.9 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. [2019-12-07 21:22:09,688 INFO L168 Benchmark]: Witness Printer took 101.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2019-12-07 21:22:09,689 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 373.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -119.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.15 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 522.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 984.3 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4274.58 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 94.4 MB). Free memory was 984.3 MB in the beginning and 1.0 GB in the end (delta: -43.9 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. * Witness Printer took 101.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 854]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Result: SAFE, OverallTime: 3.9s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 545 SDtfs, 1003 SDslu, 762 SDs, 0 SdLazy, 147 SolverSat, 30 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 416 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=252occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 304 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 147 NumberOfFragments, 140 HoareAnnotationTreeSize, 44 FomulaSimplifications, 6254 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 210 NumberOfCodeBlocks, 210 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 404 ConstructedInterpolants, 0 QuantifiedInterpolants, 27914 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1502 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 46/56 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...