./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product50.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_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/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 80abb928521d4c2048eaebb41a9ea5bc19908ad5 ...................................................................................................................................... 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_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/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 80abb928521d4c2048eaebb41a9ea5bc19908ad5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 19:04:13,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:04:13,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:04:13,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:04:13,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:04:13,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:04:13,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:04:13,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:04:13,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:04:13,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:04:13,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:04:13,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:04:13,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:04:13,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:04:13,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:04:13,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:04:13,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:04:13,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:04:13,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:04:13,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:04:13,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:04:13,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:04:13,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:04:13,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:04:13,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:04:13,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:04:13,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:04:13,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:04:13,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:04:13,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:04:13,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:04:13,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:04:13,448 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:04:13,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:04:13,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:04:13,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:04:13,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:04:13,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:04:13,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:04:13,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:04:13,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:04:13,452 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 19:04:13,462 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:04:13,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:04:13,463 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:04:13,463 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:04:13,463 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:04:13,463 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:04:13,463 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 19:04:13,463 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:04:13,463 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:04:13,464 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 19:04:13,464 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 19:04:13,464 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:04:13,464 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 19:04:13,464 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 19:04:13,464 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 19:04:13,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:04:13,465 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:04:13,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:04:13,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:04:13,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:04:13,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:04:13,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:04:13,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:04:13,466 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:04:13,466 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:04:13,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:04:13,466 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:04:13,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:04:13,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:04:13,467 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:04:13,467 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:04:13,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:04:13,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:04:13,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:04:13,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:04:13,468 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 19:04:13,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:04:13,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:04:13,468 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:04:13,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:04:13,468 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_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/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 -> 80abb928521d4c2048eaebb41a9ea5bc19908ad5 [2019-12-07 19:04:13,567 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:04:13,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:04:13,577 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:04:13,578 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:04:13,578 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:04:13,579 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c [2019-12-07 19:04:13,615 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/data/f685525ef/29ad66d3ef1a4a4b87501d8694de9276/FLAGe1ec50a14 [2019-12-07 19:04:14,091 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:04:14,092 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c [2019-12-07 19:04:14,099 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/data/f685525ef/29ad66d3ef1a4a4b87501d8694de9276/FLAGe1ec50a14 [2019-12-07 19:04:14,598 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/data/f685525ef/29ad66d3ef1a4a4b87501d8694de9276 [2019-12-07 19:04:14,600 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:04:14,601 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:04:14,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:04:14,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:04:14,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:04:14,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:04:14" (1/1) ... [2019-12-07 19:04:14,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b2f2d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:14, skipping insertion in model container [2019-12-07 19:04:14,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:04:14" (1/1) ... [2019-12-07 19:04:14,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:04:14,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:04:14,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:04:14,885 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 19:04:14,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44aad34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:14, skipping insertion in model container [2019-12-07 19:04:14,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:04:14,886 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:04:14,889 INFO L168 Benchmark]: Toolchain (without parser) took 286.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -146.8 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-12-07 19:04:14,889 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:04:14,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 284.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 938.8 MB in the beginning and 1.1 GB in the end (delta: -152.2 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-12-07 19:04:14,891 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 284.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 938.8 MB in the beginning and 1.1 GB in the end (delta: -152.2 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 634]: 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 19:04:16,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:04:16,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:04:16,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:04:16,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:04:16,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:04:16,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:04:16,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:04:16,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:04:16,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:04:16,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:04:16,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:04:16,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:04:16,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:04:16,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:04:16,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:04:16,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:04:16,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:04:16,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:04:16,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:04:16,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:04:16,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:04:16,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:04:16,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:04:16,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:04:16,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:04:16,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:04:16,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:04:16,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:04:16,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:04:16,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:04:16,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:04:16,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:04:16,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:04:16,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:04:16,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:04:16,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:04:16,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:04:16,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:04:16,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:04:16,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:04:16,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 19:04:16,092 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:04:16,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:04:16,093 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:04:16,094 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:04:16,094 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:04:16,094 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:04:16,094 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:04:16,094 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:04:16,095 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:04:16,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:04:16,095 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:04:16,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:04:16,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:04:16,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:04:16,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:04:16,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:04:16,097 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:04:16,097 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:04:16,097 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:04:16,097 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:04:16,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:04:16,098 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:04:16,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:04:16,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:04:16,098 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:04:16,098 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:04:16,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:04:16,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:04:16,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:04:16,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:04:16,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:04:16,099 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 19:04:16,100 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:04:16,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:04:16,100 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:04:16,100 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:04:16,100 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_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/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 -> 80abb928521d4c2048eaebb41a9ea5bc19908ad5 [2019-12-07 19:04:16,262 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:04:16,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:04:16,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:04:16,276 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:04:16,276 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:04:16,277 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c [2019-12-07 19:04:16,319 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/data/8d0693185/2e1d6ab47dbe494f8c8b22cb8d5cba1d/FLAG16ca49c0b [2019-12-07 19:04:16,733 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:04:16,734 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c [2019-12-07 19:04:16,743 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/data/8d0693185/2e1d6ab47dbe494f8c8b22cb8d5cba1d/FLAG16ca49c0b [2019-12-07 19:04:17,102 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/data/8d0693185/2e1d6ab47dbe494f8c8b22cb8d5cba1d [2019-12-07 19:04:17,104 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:04:17,105 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:04:17,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:04:17,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:04:17,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:04:17,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:04:17" (1/1) ... [2019-12-07 19:04:17,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e232920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:17, skipping insertion in model container [2019-12-07 19:04:17,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:04:17" (1/1) ... [2019-12-07 19:04:17,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:04:17,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:04:17,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:04:17,407 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 19:04:17,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:04:17,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:04:17,465 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 19:04:17,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:04:17,535 INFO L208 MainTranslator]: Completed translation [2019-12-07 19:04:17,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:17 WrapperNode [2019-12-07 19:04:17,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:04:17,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 19:04:17,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 19:04:17,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 19:04:17,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:17" (1/1) ... [2019-12-07 19:04:17,556 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:17" (1/1) ... [2019-12-07 19:04:17,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 19:04:17,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 19:04:17,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 19:04:17,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 19:04:17,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:17" (1/1) ... [2019-12-07 19:04:17,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:17" (1/1) ... [2019-12-07 19:04:17,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:17" (1/1) ... [2019-12-07 19:04:17,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:17" (1/1) ... [2019-12-07 19:04:17,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:17" (1/1) ... [2019-12-07 19:04:17,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:17" (1/1) ... [2019-12-07 19:04:17,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:17" (1/1) ... [2019-12-07 19:04:17,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 19:04:17,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 19:04:17,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 19:04:17,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 19:04:17,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/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 19:04:17,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 19:04:17,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 19:04:17,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 19:04:17,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 19:04:18,196 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 19:04:18,196 INFO L287 CfgBuilder]: Removed 160 assume(true) statements. [2019-12-07 19:04:18,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:04:18 BoogieIcfgContainer [2019-12-07 19:04:18,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 19:04:18,199 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 19:04:18,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 19:04:18,202 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 19:04:18,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 07:04:17" (1/3) ... [2019-12-07 19:04:18,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ca7153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:04:18, skipping insertion in model container [2019-12-07 19:04:18,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:04:17" (2/3) ... [2019-12-07 19:04:18,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ca7153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:04:18, skipping insertion in model container [2019-12-07 19:04:18,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:04:18" (3/3) ... [2019-12-07 19:04:18,205 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product50.cil.c [2019-12-07 19:04:18,213 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 19:04:18,220 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 19:04:18,231 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 19:04:18,248 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 19:04:18,248 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 19:04:18,248 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 19:04:18,248 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 19:04:18,249 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 19:04:18,249 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 19:04:18,249 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 19:04:18,249 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 19:04:18,261 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2019-12-07 19:04:18,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 19:04:18,265 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:18,266 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:04:18,266 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:04:18,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:18,270 INFO L82 PathProgramCache]: Analyzing trace with hash -458581887, now seen corresponding path program 1 times [2019-12-07 19:04:18,279 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:04:18,279 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1212489628] [2019-12-07 19:04:18,279 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/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 19:04:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:18,402 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 19:04:18,406 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:18,416 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 19:04:18,417 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:18,420 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 19:04:18,421 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1212489628] [2019-12-07 19:04:18,421 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:18,422 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 19:04:18,422 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062325005] [2019-12-07 19:04:18,425 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 19:04:18,425 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:04:18,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 19:04:18,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 19:04:18,436 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 2 states. [2019-12-07 19:04:18,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:18,457 INFO L93 Difference]: Finished difference Result 235 states and 360 transitions. [2019-12-07 19:04:18,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 19:04:18,459 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 19:04:18,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:18,467 INFO L225 Difference]: With dead ends: 235 [2019-12-07 19:04:18,467 INFO L226 Difference]: Without dead ends: 117 [2019-12-07 19:04:18,469 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 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 19:04:18,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2019-12-07 19:04:18,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2019-12-07 19:04:18,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2019-12-07 19:04:18,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 172 transitions. [2019-12-07 19:04:18,500 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 172 transitions. Word has length 18 [2019-12-07 19:04:18,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:18,500 INFO L462 AbstractCegarLoop]: Abstraction has 117 states and 172 transitions. [2019-12-07 19:04:18,500 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 19:04:18,500 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 172 transitions. [2019-12-07 19:04:18,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 19:04:18,501 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:18,501 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:04:18,702 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 19:04:18,703 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:04:18,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:18,704 INFO L82 PathProgramCache]: Analyzing trace with hash -356027389, now seen corresponding path program 1 times [2019-12-07 19:04:18,706 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:04:18,707 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [185800112] [2019-12-07 19:04:18,707 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/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 19:04:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:18,920 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:04:18,921 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:18,934 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 19:04:18,934 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:18,943 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 19:04:18,943 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [185800112] [2019-12-07 19:04:18,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:18,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 19:04:18,944 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539278599] [2019-12-07 19:04:18,945 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:04:18,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:04:18,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:04:18,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:04:18,946 INFO L87 Difference]: Start difference. First operand 117 states and 172 transitions. Second operand 4 states. [2019-12-07 19:04:18,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:18,957 INFO L93 Difference]: Finished difference Result 117 states and 172 transitions. [2019-12-07 19:04:18,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:04:18,958 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 19:04:18,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:18,959 INFO L225 Difference]: With dead ends: 117 [2019-12-07 19:04:18,959 INFO L226 Difference]: Without dead ends: 49 [2019-12-07 19:04:18,960 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 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 19:04:18,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-12-07 19:04:18,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2019-12-07 19:04:18,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2019-12-07 19:04:18,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2019-12-07 19:04:18,967 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 19 [2019-12-07 19:04:18,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:18,967 INFO L462 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2019-12-07 19:04:18,967 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:04:18,967 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2019-12-07 19:04:18,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 19:04:18,968 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:18,968 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 19:04:19,169 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 19:04:19,170 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:04:19,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:19,171 INFO L82 PathProgramCache]: Analyzing trace with hash 988842679, now seen corresponding path program 1 times [2019-12-07 19:04:19,173 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:04:19,174 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [728914309] [2019-12-07 19:04:19,174 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/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 19:04:19,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:19,392 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:04:19,394 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:19,400 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 19:04:19,401 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:19,406 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 19:04:19,406 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [728914309] [2019-12-07 19:04:19,407 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:19,407 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 19:04:19,407 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29130663] [2019-12-07 19:04:19,407 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:04:19,407 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:04:19,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:04:19,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:04:19,408 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand 4 states. [2019-12-07 19:04:19,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:19,453 INFO L93 Difference]: Finished difference Result 91 states and 135 transitions. [2019-12-07 19:04:19,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:04:19,454 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 19:04:19,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:19,455 INFO L225 Difference]: With dead ends: 91 [2019-12-07 19:04:19,455 INFO L226 Difference]: Without dead ends: 49 [2019-12-07 19:04:19,455 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 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 19:04:19,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-12-07 19:04:19,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2019-12-07 19:04:19,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2019-12-07 19:04:19,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2019-12-07 19:04:19,460 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 24 [2019-12-07 19:04:19,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:19,460 INFO L462 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2019-12-07 19:04:19,460 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:04:19,461 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2019-12-07 19:04:19,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 19:04:19,461 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:19,462 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 19:04:19,662 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 19:04:19,663 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:04:19,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:19,664 INFO L82 PathProgramCache]: Analyzing trace with hash -524841611, now seen corresponding path program 1 times [2019-12-07 19:04:19,665 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:04:19,666 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1117950484] [2019-12-07 19:04:19,667 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/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 19:04:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:19,973 INFO L264 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:04:19,975 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:19,981 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 19:04:19,981 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:19,983 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 19:04:19,983 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1117950484] [2019-12-07 19:04:19,984 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:19,984 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 19:04:19,984 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296412257] [2019-12-07 19:04:19,984 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 19:04:19,984 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:04:19,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 19:04:19,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:04:19,985 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand 3 states. [2019-12-07 19:04:20,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:20,036 INFO L93 Difference]: Finished difference Result 113 states and 165 transitions. [2019-12-07 19:04:20,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:04:20,037 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-12-07 19:04:20,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:20,038 INFO L225 Difference]: With dead ends: 113 [2019-12-07 19:04:20,038 INFO L226 Difference]: Without dead ends: 71 [2019-12-07 19:04:20,038 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 19:04:20,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-12-07 19:04:20,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 69. [2019-12-07 19:04:20,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2019-12-07 19:04:20,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 98 transitions. [2019-12-07 19:04:20,045 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 98 transitions. Word has length 26 [2019-12-07 19:04:20,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:20,045 INFO L462 AbstractCegarLoop]: Abstraction has 69 states and 98 transitions. [2019-12-07 19:04:20,045 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 19:04:20,045 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2019-12-07 19:04:20,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 19:04:20,046 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:20,046 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, 1, 1, 1, 1, 1, 1] [2019-12-07 19:04:20,247 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 19:04:20,248 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:04:20,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:20,249 INFO L82 PathProgramCache]: Analyzing trace with hash -65166556, now seen corresponding path program 1 times [2019-12-07 19:04:20,250 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:04:20,251 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [648985145] [2019-12-07 19:04:20,251 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/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 19:04:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:20,395 INFO L264 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:04:20,396 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:20,407 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 19:04:20,408 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:20,413 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 19:04:20,413 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [648985145] [2019-12-07 19:04:20,413 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:20,413 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 19:04:20,413 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377789142] [2019-12-07 19:04:20,413 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 19:04:20,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:04:20,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 19:04:20,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 19:04:20,414 INFO L87 Difference]: Start difference. First operand 69 states and 98 transitions. Second operand 5 states. [2019-12-07 19:04:20,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:20,463 INFO L93 Difference]: Finished difference Result 182 states and 258 transitions. [2019-12-07 19:04:20,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 19:04:20,463 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-12-07 19:04:20,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:20,464 INFO L225 Difference]: With dead ends: 182 [2019-12-07 19:04:20,464 INFO L226 Difference]: Without dead ends: 120 [2019-12-07 19:04:20,465 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 19:04:20,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2019-12-07 19:04:20,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 75. [2019-12-07 19:04:20,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-12-07 19:04:20,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 104 transitions. [2019-12-07 19:04:20,472 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 104 transitions. Word has length 32 [2019-12-07 19:04:20,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:20,473 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 104 transitions. [2019-12-07 19:04:20,473 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 19:04:20,473 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2019-12-07 19:04:20,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 19:04:20,474 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:20,474 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, 1, 1, 1, 1, 1, 1] [2019-12-07 19:04:20,674 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 19:04:20,676 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:04:20,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:20,677 INFO L82 PathProgramCache]: Analyzing trace with hash 868297153, now seen corresponding path program 1 times [2019-12-07 19:04:20,678 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:04:20,679 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [589418077] [2019-12-07 19:04:20,680 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/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 19:04:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:20,838 INFO L264 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:04:20,840 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:20,853 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 19:04:20,853 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:20,857 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 19:04:20,858 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [589418077] [2019-12-07 19:04:20,858 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:20,858 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 19:04:20,858 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440179570] [2019-12-07 19:04:20,859 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 19:04:20,859 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:04:20,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 19:04:20,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 19:04:20,859 INFO L87 Difference]: Start difference. First operand 75 states and 104 transitions. Second operand 5 states. [2019-12-07 19:04:20,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:20,942 INFO L93 Difference]: Finished difference Result 387 states and 547 transitions. [2019-12-07 19:04:20,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 19:04:20,943 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-12-07 19:04:20,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:20,945 INFO L225 Difference]: With dead ends: 387 [2019-12-07 19:04:20,945 INFO L226 Difference]: Without dead ends: 319 [2019-12-07 19:04:20,946 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 19:04:20,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2019-12-07 19:04:20,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 135. [2019-12-07 19:04:20,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2019-12-07 19:04:20,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 186 transitions. [2019-12-07 19:04:20,962 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 186 transitions. Word has length 32 [2019-12-07 19:04:20,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:20,963 INFO L462 AbstractCegarLoop]: Abstraction has 135 states and 186 transitions. [2019-12-07 19:04:20,963 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 19:04:20,963 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 186 transitions. [2019-12-07 19:04:20,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 19:04:20,964 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:20,964 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, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:04:21,165 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 19:04:21,166 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:04:21,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:21,167 INFO L82 PathProgramCache]: Analyzing trace with hash 868140617, now seen corresponding path program 1 times [2019-12-07 19:04:21,168 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:04:21,169 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [543555462] [2019-12-07 19:04:21,169 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/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 19:04:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:21,322 INFO L264 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:04:21,323 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:21,335 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 19:04:21,335 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:21,337 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 19:04:21,338 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [543555462] [2019-12-07 19:04:21,338 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:21,338 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 19:04:21,338 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125212678] [2019-12-07 19:04:21,338 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 19:04:21,338 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:04:21,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 19:04:21,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 19:04:21,339 INFO L87 Difference]: Start difference. First operand 135 states and 186 transitions. Second operand 5 states. [2019-12-07 19:04:21,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:21,465 INFO L93 Difference]: Finished difference Result 506 states and 701 transitions. [2019-12-07 19:04:21,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 19:04:21,465 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-12-07 19:04:21,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:21,467 INFO L225 Difference]: With dead ends: 506 [2019-12-07 19:04:21,467 INFO L226 Difference]: Without dead ends: 378 [2019-12-07 19:04:21,468 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 19:04:21,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2019-12-07 19:04:21,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 134. [2019-12-07 19:04:21,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2019-12-07 19:04:21,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 183 transitions. [2019-12-07 19:04:21,479 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 183 transitions. Word has length 33 [2019-12-07 19:04:21,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:21,479 INFO L462 AbstractCegarLoop]: Abstraction has 134 states and 183 transitions. [2019-12-07 19:04:21,479 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 19:04:21,479 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 183 transitions. [2019-12-07 19:04:21,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 19:04:21,480 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:21,480 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, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:04:21,680 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 19:04:21,681 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:04:21,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:21,682 INFO L82 PathProgramCache]: Analyzing trace with hash 635741486, now seen corresponding path program 1 times [2019-12-07 19:04:21,683 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:04:21,684 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1168190260] [2019-12-07 19:04:21,684 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2019-12-07 19:04:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:21,904 INFO L264 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 19:04:21,905 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:21,913 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 19:04:21,913 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:21,922 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 19:04:21,923 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1168190260] [2019-12-07 19:04:21,923 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:21,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 19:04:21,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984725234] [2019-12-07 19:04:21,923 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 19:04:21,923 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:04:21,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 19:04:21,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 19:04:21,924 INFO L87 Difference]: Start difference. First operand 134 states and 183 transitions. Second operand 6 states. [2019-12-07 19:04:21,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:21,976 INFO L93 Difference]: Finished difference Result 357 states and 483 transitions. [2019-12-07 19:04:21,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 19:04:21,977 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2019-12-07 19:04:21,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:21,978 INFO L225 Difference]: With dead ends: 357 [2019-12-07 19:04:21,978 INFO L226 Difference]: Without dead ends: 230 [2019-12-07 19:04:21,978 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 19:04:21,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2019-12-07 19:04:21,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 142. [2019-12-07 19:04:21,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-12-07 19:04:21,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 191 transitions. [2019-12-07 19:04:21,987 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 191 transitions. Word has length 33 [2019-12-07 19:04:21,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:21,987 INFO L462 AbstractCegarLoop]: Abstraction has 142 states and 191 transitions. [2019-12-07 19:04:21,988 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 19:04:21,988 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 191 transitions. [2019-12-07 19:04:21,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 19:04:21,988 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:21,988 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, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:04:22,189 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 19:04:22,190 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:04:22,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:22,191 INFO L82 PathProgramCache]: Analyzing trace with hash 48935472, now seen corresponding path program 1 times [2019-12-07 19:04:22,192 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:04:22,193 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [181272379] [2019-12-07 19:04:22,193 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2019-12-07 19:04:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:22,327 INFO L264 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:04:22,328 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:22,333 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 19:04:22,333 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:22,339 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 19:04:22,339 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [181272379] [2019-12-07 19:04:22,339 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:22,340 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 19:04:22,340 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805144320] [2019-12-07 19:04:22,340 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:04:22,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:04:22,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:04:22,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:04:22,340 INFO L87 Difference]: Start difference. First operand 142 states and 191 transitions. Second operand 4 states. [2019-12-07 19:04:22,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:22,396 INFO L93 Difference]: Finished difference Result 434 states and 587 transitions. [2019-12-07 19:04:22,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 19:04:22,397 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-12-07 19:04:22,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:22,399 INFO L225 Difference]: With dead ends: 434 [2019-12-07 19:04:22,399 INFO L226 Difference]: Without dead ends: 299 [2019-12-07 19:04:22,399 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:04:22,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2019-12-07 19:04:22,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 247. [2019-12-07 19:04:22,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2019-12-07 19:04:22,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 330 transitions. [2019-12-07 19:04:22,422 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 330 transitions. Word has length 33 [2019-12-07 19:04:22,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:22,422 INFO L462 AbstractCegarLoop]: Abstraction has 247 states and 330 transitions. [2019-12-07 19:04:22,423 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:04:22,423 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 330 transitions. [2019-12-07 19:04:22,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 19:04:22,423 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:22,423 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:04:22,624 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 19:04:22,624 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:04:22,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:22,624 INFO L82 PathProgramCache]: Analyzing trace with hash 1943567600, now seen corresponding path program 1 times [2019-12-07 19:04:22,625 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:04:22,625 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2007764376] [2019-12-07 19:04:22,625 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2019-12-07 19:04:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:22,720 INFO L264 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:04:22,721 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:22,726 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 19:04:22,726 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:22,728 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 19:04:22,728 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2007764376] [2019-12-07 19:04:22,729 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:22,729 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 19:04:22,729 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48671792] [2019-12-07 19:04:22,729 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 19:04:22,729 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:04:22,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 19:04:22,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:04:22,730 INFO L87 Difference]: Start difference. First operand 247 states and 330 transitions. Second operand 3 states. [2019-12-07 19:04:22,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:22,781 INFO L93 Difference]: Finished difference Result 423 states and 564 transitions. [2019-12-07 19:04:22,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:04:22,781 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-12-07 19:04:22,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:22,783 INFO L225 Difference]: With dead ends: 423 [2019-12-07 19:04:22,783 INFO L226 Difference]: Without dead ends: 421 [2019-12-07 19:04:22,783 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 65 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 19:04:22,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-12-07 19:04:22,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 316. [2019-12-07 19:04:22,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 316 states. [2019-12-07 19:04:22,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 432 transitions. [2019-12-07 19:04:22,800 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 432 transitions. Word has length 34 [2019-12-07 19:04:22,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:22,800 INFO L462 AbstractCegarLoop]: Abstraction has 316 states and 432 transitions. [2019-12-07 19:04:22,800 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 19:04:22,800 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 432 transitions. [2019-12-07 19:04:22,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-07 19:04:22,801 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:22,801 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:04:23,002 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2019-12-07 19:04:23,003 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:04:23,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:23,003 INFO L82 PathProgramCache]: Analyzing trace with hash 496339190, now seen corresponding path program 1 times [2019-12-07 19:04:23,004 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:04:23,005 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1027673898] [2019-12-07 19:04:23,005 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2019-12-07 19:04:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:23,148 INFO L264 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:04:23,150 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:23,156 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:04:23,156 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:23,162 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:04:23,162 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1027673898] [2019-12-07 19:04:23,163 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:23,163 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 19:04:23,163 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277251460] [2019-12-07 19:04:23,163 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:04:23,163 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:04:23,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:04:23,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:04:23,163 INFO L87 Difference]: Start difference. First operand 316 states and 432 transitions. Second operand 4 states. [2019-12-07 19:04:23,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:23,331 INFO L93 Difference]: Finished difference Result 580 states and 800 transitions. [2019-12-07 19:04:23,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:04:23,331 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 58 [2019-12-07 19:04:23,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:23,333 INFO L225 Difference]: With dead ends: 580 [2019-12-07 19:04:23,333 INFO L226 Difference]: Without dead ends: 271 [2019-12-07 19:04:23,333 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 112 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 19:04:23,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2019-12-07 19:04:23,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 271. [2019-12-07 19:04:23,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2019-12-07 19:04:23,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 357 transitions. [2019-12-07 19:04:23,346 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 357 transitions. Word has length 58 [2019-12-07 19:04:23,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:23,346 INFO L462 AbstractCegarLoop]: Abstraction has 271 states and 357 transitions. [2019-12-07 19:04:23,346 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:04:23,346 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 357 transitions. [2019-12-07 19:04:23,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-07 19:04:23,346 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:23,347 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:04:23,547 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2019-12-07 19:04:23,547 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:04:23,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:23,548 INFO L82 PathProgramCache]: Analyzing trace with hash 985757466, now seen corresponding path program 1 times [2019-12-07 19:04:23,548 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:04:23,548 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [976442989] [2019-12-07 19:04:23,548 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2019-12-07 19:04:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:23,650 INFO L264 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:04:23,651 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:23,667 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 19:04:23,667 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:23,689 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 19:04:23,689 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [976442989] [2019-12-07 19:04:23,690 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:23,690 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 19:04:23,690 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169037150] [2019-12-07 19:04:23,690 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 19:04:23,690 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:04:23,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 19:04:23,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 19:04:23,690 INFO L87 Difference]: Start difference. First operand 271 states and 357 transitions. Second operand 8 states. [2019-12-07 19:04:23,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:23,767 INFO L93 Difference]: Finished difference Result 855 states and 1127 transitions. [2019-12-07 19:04:23,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 19:04:23,767 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2019-12-07 19:04:23,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:23,770 INFO L225 Difference]: With dead ends: 855 [2019-12-07 19:04:23,770 INFO L226 Difference]: Without dead ends: 591 [2019-12-07 19:04:23,770 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 19:04:23,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2019-12-07 19:04:23,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 283. [2019-12-07 19:04:23,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2019-12-07 19:04:23,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 369 transitions. [2019-12-07 19:04:23,793 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 369 transitions. Word has length 58 [2019-12-07 19:04:23,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:23,793 INFO L462 AbstractCegarLoop]: Abstraction has 283 states and 369 transitions. [2019-12-07 19:04:23,793 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 19:04:23,794 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 369 transitions. [2019-12-07 19:04:23,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-07 19:04:23,794 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:23,795 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:04:23,995 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2019-12-07 19:04:23,995 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:04:23,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:23,996 INFO L82 PathProgramCache]: Analyzing trace with hash 727592028, now seen corresponding path program 1 times [2019-12-07 19:04:23,996 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:04:23,996 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1866573386] [2019-12-07 19:04:23,996 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2019-12-07 19:04:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:24,117 INFO L264 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 19:04:24,118 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:24,149 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 19:04:24,150 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:24,153 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 19:04:24,173 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 19:04:24,174 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1866573386] [2019-12-07 19:04:24,174 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1572417740] [2019-12-07 19:04:24,174 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/cvc4 Starting monitored process 15 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 19:04:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:24,363 INFO L264 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 11 conjunts are in the unsatisfiable core [2019-12-07 19:04:24,364 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:24,384 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 19:04:24,384 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:24,385 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 19:04:24,391 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 19:04:24,391 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1071220358] [2019-12-07 19:04:24,391 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 19:04:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:24,531 INFO L264 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 19:04:24,532 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:04:24,538 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 19:04:24,538 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:04:24,539 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 19:04:24,546 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 19:04:24,547 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2019-12-07 19:04:24,547 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 8 [2019-12-07 19:04:24,547 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602762282] [2019-12-07 19:04:24,548 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-07 19:04:24,548 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:04:24,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-07 19:04:24,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-12-07 19:04:24,548 INFO L87 Difference]: Start difference. First operand 283 states and 369 transitions. Second operand 9 states. [2019-12-07 19:04:24,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:24,828 INFO L93 Difference]: Finished difference Result 655 states and 858 transitions. [2019-12-07 19:04:24,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 19:04:24,828 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 58 [2019-12-07 19:04:24,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:24,829 INFO L225 Difference]: With dead ends: 655 [2019-12-07 19:04:24,829 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 19:04:24,830 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 334 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2019-12-07 19:04:24,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 19:04:24,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 19:04:24,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 19:04:24,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 19:04:24,831 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-12-07 19:04:24,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:24,831 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 19:04:24,831 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-07 19:04:24,831 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 19:04:24,831 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 19:04:25,432 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 mathsat -unsat_core_generation=3,15 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 19:04:25,437 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 19:04:25,630 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 99 [2019-12-07 19:04:26,467 WARN L192 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 33 [2019-12-07 19:04:26,790 WARN L192 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 33 [2019-12-07 19:04:27,344 WARN L192 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 35 [2019-12-07 19:04:27,836 WARN L192 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 32 [2019-12-07 19:04:28,096 WARN L192 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 36 [2019-12-07 19:04:28,657 WARN L192 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 36 [2019-12-07 19:04:28,867 WARN L192 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 32 [2019-12-07 19:04:29,332 WARN L192 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 32 [2019-12-07 19:04:29,886 WARN L192 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 36 [2019-12-07 19:04:30,320 WARN L192 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 42 [2019-12-07 19:04:30,323 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2019-12-07 19:04:30,323 INFO L242 CegarLoopResult]: At program point L597(lines 548 598) the Hoare annotation is: false [2019-12-07 19:04:30,323 INFO L246 CegarLoopResult]: For program point L399(lines 399 416) no Hoare annotation was computed. [2019-12-07 19:04:30,323 INFO L246 CegarLoopResult]: For program point L399-1(lines 399 416) no Hoare annotation was computed. [2019-12-07 19:04:30,323 INFO L246 CegarLoopResult]: For program point L399-2(lines 399 416) no Hoare annotation was computed. [2019-12-07 19:04:30,323 INFO L246 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-12-07 19:04:30,323 INFO L246 CegarLoopResult]: For program point L201(lines 201 218) no Hoare annotation was computed. [2019-12-07 19:04:30,323 INFO L242 CegarLoopResult]: At program point L201-1(lines 1 979) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse4) (and (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse0 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse5 .cse4) (and (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse5 .cse4))) [2019-12-07 19:04:30,324 INFO L246 CegarLoopResult]: For program point L234-3(lines 234 238) no Hoare annotation was computed. [2019-12-07 19:04:30,324 INFO L246 CegarLoopResult]: For program point L201-2(lines 201 218) no Hoare annotation was computed. [2019-12-07 19:04:30,324 INFO L242 CegarLoopResult]: At program point L201-3(lines 1 979) the Hoare annotation is: false [2019-12-07 19:04:30,324 INFO L246 CegarLoopResult]: For program point L201-4(lines 201 218) no Hoare annotation was computed. [2019-12-07 19:04:30,324 INFO L246 CegarLoopResult]: For program point L234-6(lines 234 238) no Hoare annotation was computed. [2019-12-07 19:04:30,324 INFO L242 CegarLoopResult]: At program point L201-5(lines 1 979) the Hoare annotation is: false [2019-12-07 19:04:30,324 INFO L246 CegarLoopResult]: For program point L501(lines 501 505) no Hoare annotation was computed. [2019-12-07 19:04:30,324 INFO L246 CegarLoopResult]: For program point L501-2(lines 501 505) no Hoare annotation was computed. [2019-12-07 19:04:30,324 INFO L246 CegarLoopResult]: For program point L501-3(lines 501 505) no Hoare annotation was computed. [2019-12-07 19:04:30,324 INFO L246 CegarLoopResult]: For program point L501-5(lines 501 505) no Hoare annotation was computed. [2019-12-07 19:04:30,324 INFO L246 CegarLoopResult]: For program point L501-6(lines 501 505) no Hoare annotation was computed. [2019-12-07 19:04:30,324 INFO L246 CegarLoopResult]: For program point L501-8(lines 501 505) no Hoare annotation was computed. [2019-12-07 19:04:30,324 INFO L246 CegarLoopResult]: For program point L501-9(lines 501 505) no Hoare annotation was computed. [2019-12-07 19:04:30,324 INFO L246 CegarLoopResult]: For program point L501-11(lines 501 505) no Hoare annotation was computed. [2019-12-07 19:04:30,324 INFO L246 CegarLoopResult]: For program point L501-12(lines 501 505) no Hoare annotation was computed. [2019-12-07 19:04:30,325 INFO L246 CegarLoopResult]: For program point L501-14(lines 501 505) no Hoare annotation was computed. [2019-12-07 19:04:30,325 INFO L246 CegarLoopResult]: For program point L501-15(lines 501 505) no Hoare annotation was computed. [2019-12-07 19:04:30,325 INFO L246 CegarLoopResult]: For program point L501-17(lines 501 505) no Hoare annotation was computed. [2019-12-07 19:04:30,325 INFO L246 CegarLoopResult]: For program point L403(lines 403 411) no Hoare annotation was computed. [2019-12-07 19:04:30,325 INFO L246 CegarLoopResult]: For program point L403-1(lines 403 411) no Hoare annotation was computed. [2019-12-07 19:04:30,325 INFO L246 CegarLoopResult]: For program point L403-2(lines 403 411) no Hoare annotation was computed. [2019-12-07 19:04:30,325 INFO L242 CegarLoopResult]: At program point L271(lines 266 274) the Hoare annotation is: (let ((.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse0 .cse1 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse4 .cse3) (and .cse5 .cse1 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse2 .cse3) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse5 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3) (and .cse0 .cse4 .cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse3))) [2019-12-07 19:04:30,325 INFO L242 CegarLoopResult]: At program point L271-1(lines 266 274) the Hoare annotation is: false [2019-12-07 19:04:30,325 INFO L246 CegarLoopResult]: For program point L205(lines 205 215) no Hoare annotation was computed. [2019-12-07 19:04:30,325 INFO L242 CegarLoopResult]: At program point L271-2(lines 266 274) the Hoare annotation is: false [2019-12-07 19:04:30,325 INFO L246 CegarLoopResult]: For program point L205-2(lines 205 215) no Hoare annotation was computed. [2019-12-07 19:04:30,325 INFO L242 CegarLoopResult]: At program point L73(lines 68 76) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:04:30,326 INFO L246 CegarLoopResult]: For program point L205-4(lines 205 215) no Hoare annotation was computed. [2019-12-07 19:04:30,326 INFO L246 CegarLoopResult]: For program point L569(lines 569 575) no Hoare annotation was computed. [2019-12-07 19:04:30,326 INFO L242 CegarLoopResult]: At program point L569-1(lines 569 575) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse4) (and (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse0 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse5 .cse4) (and (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse5 .cse4))) [2019-12-07 19:04:30,326 INFO L246 CegarLoopResult]: For program point L206(lines 206 212) no Hoare annotation was computed. [2019-12-07 19:04:30,326 INFO L246 CegarLoopResult]: For program point L206-2(lines 206 212) no Hoare annotation was computed. [2019-12-07 19:04:30,326 INFO L246 CegarLoopResult]: For program point L206-4(lines 206 212) no Hoare annotation was computed. [2019-12-07 19:04:30,326 INFO L242 CegarLoopResult]: At program point L141(lines 137 143) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:04:30,326 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2019-12-07 19:04:30,326 INFO L246 CegarLoopResult]: For program point L373(lines 373 390) no Hoare annotation was computed. [2019-12-07 19:04:30,326 INFO L246 CegarLoopResult]: For program point L373-1(lines 373 390) no Hoare annotation was computed. [2019-12-07 19:04:30,326 INFO L246 CegarLoopResult]: For program point L373-2(lines 373 390) no Hoare annotation was computed. [2019-12-07 19:04:30,326 INFO L246 CegarLoopResult]: For program point L373-3(lines 373 390) no Hoare annotation was computed. [2019-12-07 19:04:30,326 INFO L246 CegarLoopResult]: For program point L373-4(lines 373 390) no Hoare annotation was computed. [2019-12-07 19:04:30,327 INFO L246 CegarLoopResult]: For program point L373-5(lines 373 390) no Hoare annotation was computed. [2019-12-07 19:04:30,327 INFO L242 CegarLoopResult]: At program point L341(lines 340 359) the Hoare annotation is: (let ((.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse0 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse4 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3) (and .cse0 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse4 .cse3) (and (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse1 .cse3) (and .cse0 .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse3))) [2019-12-07 19:04:30,327 INFO L246 CegarLoopResult]: For program point L341-1(lines 341 347) no Hoare annotation was computed. [2019-12-07 19:04:30,327 INFO L242 CegarLoopResult]: At program point L341-2(lines 340 359) the Hoare annotation is: false [2019-12-07 19:04:30,327 INFO L242 CegarLoopResult]: At program point L341-3(lines 340 359) the Hoare annotation is: false [2019-12-07 19:04:30,327 INFO L249 CegarLoopResult]: At program point L176(lines 157 179) the Hoare annotation is: true [2019-12-07 19:04:30,327 INFO L242 CegarLoopResult]: At program point L507(lines 492 510) the Hoare annotation is: false [2019-12-07 19:04:30,327 INFO L242 CegarLoopResult]: At program point L507-1(lines 492 510) the Hoare annotation is: (let ((.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3) (and .cse0 .cse4 .cse1 .cse5 .cse6 .cse7 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse3) (and (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse0 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse4 .cse1 .cse5 .cse6 .cse7 .cse3) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse2 .cse3) (and .cse0 .cse1 .cse5 .cse2 .cse6 .cse7 .cse3))) [2019-12-07 19:04:30,327 INFO L242 CegarLoopResult]: At program point L507-2(lines 492 510) the Hoare annotation is: false [2019-12-07 19:04:30,327 INFO L242 CegarLoopResult]: At program point L507-3(lines 492 510) the Hoare annotation is: false [2019-12-07 19:04:30,327 INFO L242 CegarLoopResult]: At program point L507-4(lines 492 510) the Hoare annotation is: false [2019-12-07 19:04:30,328 INFO L242 CegarLoopResult]: At program point L507-5(lines 492 510) the Hoare annotation is: false [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L377(lines 377 385) no Hoare annotation was computed. [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L377-1(lines 377 385) no Hoare annotation was computed. [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L311(lines 311 317) no Hoare annotation was computed. [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L377-2(lines 377 385) no Hoare annotation was computed. [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L311-1(lines 311 317) no Hoare annotation was computed. [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L377-3(lines 377 385) no Hoare annotation was computed. [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L311-2(lines 311 317) no Hoare annotation was computed. [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L377-4(lines 377 385) no Hoare annotation was computed. [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L311-3(lines 311 317) no Hoare annotation was computed. [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L377-5(lines 377 385) no Hoare annotation was computed. [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L311-4(lines 311 317) no Hoare annotation was computed. [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L311-5(lines 311 317) no Hoare annotation was computed. [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L246(lines 246 250) no Hoare annotation was computed. [2019-12-07 19:04:30,328 INFO L246 CegarLoopResult]: For program point L579(lines 579 592) no Hoare annotation was computed. [2019-12-07 19:04:30,329 INFO L242 CegarLoopResult]: At program point L348(lines 348 354) the Hoare annotation is: (let ((.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse0 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse4 .cse1 .cse3) (and .cse5 .cse1 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse2 .cse3) (and .cse5 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3) (and .cse0 .cse4 .cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse3))) [2019-12-07 19:04:30,329 INFO L242 CegarLoopResult]: At program point L348-1(lines 348 354) the Hoare annotation is: false [2019-12-07 19:04:30,329 INFO L242 CegarLoopResult]: At program point L348-2(lines 348 354) the Hoare annotation is: false [2019-12-07 19:04:30,329 INFO L246 CegarLoopResult]: For program point L976(line 976) no Hoare annotation was computed. [2019-12-07 19:04:30,329 INFO L246 CegarLoopResult]: For program point L976-1(line 976) no Hoare annotation was computed. [2019-12-07 19:04:30,329 INFO L246 CegarLoopResult]: For program point L976-2(line 976) no Hoare annotation was computed. [2019-12-07 19:04:30,329 INFO L242 CegarLoopResult]: At program point L316(lines 307 320) the Hoare annotation is: false [2019-12-07 19:04:30,329 INFO L242 CegarLoopResult]: At program point L316-1(lines 307 320) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse5 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse3) (and .cse4 (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse0 .cse1 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse5 .cse3))) [2019-12-07 19:04:30,329 INFO L242 CegarLoopResult]: At program point L316-2(lines 307 320) the Hoare annotation is: false [2019-12-07 19:04:30,329 INFO L242 CegarLoopResult]: At program point L316-3(lines 307 320) the Hoare annotation is: false [2019-12-07 19:04:30,329 INFO L242 CegarLoopResult]: At program point L316-4(lines 307 320) the Hoare annotation is: false [2019-12-07 19:04:30,329 INFO L242 CegarLoopResult]: At program point L316-5(lines 307 320) the Hoare annotation is: false [2019-12-07 19:04:30,329 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 19:04:30,330 INFO L246 CegarLoopResult]: For program point L550(lines 549 596) no Hoare annotation was computed. [2019-12-07 19:04:30,330 INFO L246 CegarLoopResult]: For program point L551(lines 551 555) no Hoare annotation was computed. [2019-12-07 19:04:30,330 INFO L242 CegarLoopResult]: At program point L452(lines 447 455) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse0 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse5 .cse1 .cse3 .cse4) (and (= (_ bv1 32) ~pumpRunning~0) .cse1 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse2 .cse4) (and .cse0 .cse5 .cse1 .cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse4))) [2019-12-07 19:04:30,330 INFO L242 CegarLoopResult]: At program point L452-1(lines 447 455) the Hoare annotation is: false [2019-12-07 19:04:30,330 INFO L242 CegarLoopResult]: At program point L452-2(lines 447 455) the Hoare annotation is: false [2019-12-07 19:04:30,330 INFO L242 CegarLoopResult]: At program point L90-2(lines 90 104) the Hoare annotation is: false [2019-12-07 19:04:30,330 INFO L246 CegarLoopResult]: For program point L520(lines 520 524) no Hoare annotation was computed. [2019-12-07 19:04:30,330 INFO L246 CegarLoopResult]: For program point L520-2(lines 520 524) no Hoare annotation was computed. [2019-12-07 19:04:30,330 INFO L246 CegarLoopResult]: For program point L520-3(lines 520 524) no Hoare annotation was computed. [2019-12-07 19:04:30,330 INFO L246 CegarLoopResult]: For program point L520-5(lines 520 524) no Hoare annotation was computed. [2019-12-07 19:04:30,330 INFO L246 CegarLoopResult]: For program point L520-6(lines 520 524) no Hoare annotation was computed. [2019-12-07 19:04:30,330 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 19:04:30,330 INFO L246 CegarLoopResult]: For program point L520-8(lines 520 524) no Hoare annotation was computed. [2019-12-07 19:04:30,330 INFO L242 CegarLoopResult]: At program point L190(lines 185 192) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:04:30,331 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-12-07 19:04:30,331 INFO L246 CegarLoopResult]: For program point L587(lines 587 591) no Hoare annotation was computed. [2019-12-07 19:04:30,331 INFO L242 CegarLoopResult]: At program point L587-2(lines 341 347) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse4) (and (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse0 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse5 .cse4) (and (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse5 .cse4))) [2019-12-07 19:04:30,331 INFO L246 CegarLoopResult]: For program point L258(lines 258 262) no Hoare annotation was computed. [2019-12-07 19:04:30,331 INFO L246 CegarLoopResult]: For program point L94(lines 94 98) no Hoare annotation was computed. [2019-12-07 19:04:30,331 INFO L246 CegarLoopResult]: For program point L94-1(lines 341 347) no Hoare annotation was computed. [2019-12-07 19:04:30,331 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 19:04:30,331 INFO L242 CegarLoopResult]: At program point L326(lines 321 329) the Hoare annotation is: (and (= (_ bv1 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:04:30,331 INFO L242 CegarLoopResult]: At program point L326-1(lines 321 329) the Hoare annotation is: false [2019-12-07 19:04:30,331 INFO L242 CegarLoopResult]: At program point L326-2(lines 321 329) the Hoare annotation is: false [2019-12-07 19:04:30,331 INFO L246 CegarLoopResult]: For program point L559(lines 559 565) no Hoare annotation was computed. [2019-12-07 19:04:30,331 INFO L242 CegarLoopResult]: At program point L559-1(lines 559 565) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse4) (and (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse0 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse5 .cse4) (and (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse5 .cse4))) [2019-12-07 19:04:30,332 INFO L242 CegarLoopResult]: At program point L526(lines 511 529) the Hoare annotation is: (and (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv4294967295 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:04:30,332 INFO L242 CegarLoopResult]: At program point L526-1(lines 511 529) the Hoare annotation is: false [2019-12-07 19:04:30,332 INFO L242 CegarLoopResult]: At program point L526-2(lines 511 529) the Hoare annotation is: false [2019-12-07 19:04:30,332 INFO L242 CegarLoopResult]: At program point L65(lines 1 979) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:04:30,332 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 19:04:30,332 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2019-12-07 19:04:30,332 INFO L246 CegarLoopResult]: For program point L167(lines 167 174) no Hoare annotation was computed. [2019-12-07 19:04:30,332 INFO L249 CegarLoopResult]: At program point L167-1(lines 167 174) the Hoare annotation is: true [2019-12-07 19:04:30,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 07:04:30 BoogieIcfgContainer [2019-12-07 19:04:30,358 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 19:04:30,359 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 19:04:30,359 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 19:04:30,359 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 19:04:30,359 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:04:18" (3/4) ... [2019-12-07 19:04:30,362 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 19:04:30,374 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 19:04:30,375 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 19:04:30,376 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 19:04:30,377 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 19:04:30,377 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 19:04:30,378 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 19:04:30,379 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 19:04:30,397 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 19:04:30,397 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 19:04:30,398 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 19:04:30,398 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) [2019-12-07 19:04:30,398 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) [2019-12-07 19:04:30,398 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) [2019-12-07 19:04:30,399 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) [2019-12-07 19:04:30,399 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 19:04:30,399 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || (((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 19:04:30,400 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || (((((tmp == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 19:04:30,400 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32 [2019-12-07 19:04:30,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((((1bv32 == \result && tmp == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) [2019-12-07 19:04:30,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) || ((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 19:04:30,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 0bv32 && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 19:04:30,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && !(tmp == 0bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && !(tmp == 0bv32)) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && waterLevel == 2bv32) && tmp___0 == 0bv32) && !(tmp == 0bv32)) && splverifierCounter == 0bv32) [2019-12-07 19:04:30,445 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d4947e5f-0ea2-48b0-bfe2-d10c54dff3d7/bin/utaipan/witness.graphml [2019-12-07 19:04:30,445 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 19:04:30,446 INFO L168 Benchmark]: Toolchain (without parser) took 13340.79 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 337.6 MB). Free memory was 947.0 MB in the beginning and 1.2 GB in the end (delta: -293.7 MB). Peak memory consumption was 43.9 MB. Max. memory is 11.5 GB. [2019-12-07 19:04:30,446 INFO L168 Benchmark]: CDTParser took 0.17 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 19:04:30,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 430.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -151.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-12-07 19:04:30,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 19:04:30,447 INFO L168 Benchmark]: Boogie Preprocessor took 36.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:04:30,447 INFO L168 Benchmark]: RCFGBuilder took 577.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.3 MB). Peak memory consumption was 79.3 MB. Max. memory is 11.5 GB. [2019-12-07 19:04:30,447 INFO L168 Benchmark]: TraceAbstraction took 12159.54 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 214.4 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -238.7 MB). Peak memory consumption was 377.5 MB. Max. memory is 11.5 GB. [2019-12-07 19:04:30,447 INFO L168 Benchmark]: Witness Printer took 86.28 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:04:30,449 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 430.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -151.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 577.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.3 MB). Peak memory consumption was 79.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12159.54 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 214.4 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -238.7 MB). Peak memory consumption was 377.5 MB. Max. memory is 11.5 GB. * Witness Printer took 86.28 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 976]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 976]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 976]: 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: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: ((((((tmp == 0bv32 && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: ((((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((((1bv32 == \result && tmp == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || (((((tmp == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) || ((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || (((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && !(tmp == 0bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((((((tmp == 0bv32 && 0bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && !(tmp == 0bv32)) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && waterLevel == 2bv32) && tmp___0 == 0bv32) && !(tmp == 0bv32)) && splverifierCounter == 0bv32) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 121 locations, 3 error locations. Result: SAFE, OverallTime: 7.1s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.8s, HoareTripleCheckerStatistics: 1256 SDtfs, 1584 SDslu, 2313 SDs, 0 SdLazy, 271 SolverSat, 56 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1141 GetRequests, 1088 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=316occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 1028 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 186 NumberOfFragments, 1089 HoareAnnotationTreeSize, 44 FomulaSimplifications, 705554 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 44 FomulaSimplificationsInter, 115705 FormulaSimplificationTreeSizeReductionInter, 4.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 574 NumberOfCodeBlocks, 574 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1118 ConstructedInterpolants, 0 QuantifiedInterpolants, 112245 SizeOfPredicates, 33 NumberOfNonLiveVariables, 3120 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 30 InterpolantComputations, 24 PerfectInterpolantSequences, 148/184 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...