./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product56.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_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 38247fcadf5b4c668eea6d964bf6488ba6812482 ...................................................................................................................................... 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_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 38247fcadf5b4c668eea6d964bf6488ba6812482 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:34:58,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:34:58,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:34:58,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:34:58,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:34:58,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:34:58,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:34:58,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:34:58,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:34:58,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:34:58,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:34:58,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:34:58,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:34:58,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:34:58,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:34:58,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:34:58,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:34:58,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:34:58,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:34:58,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:34:58,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:34:58,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:34:58,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:34:58,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:34:58,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:34:58,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:34:58,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:34:58,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:34:58,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:34:58,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:34:58,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:34:58,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:34:58,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:34:58,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:34:58,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:34:58,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:34:58,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:34:58,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:34:58,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:34:58,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:34:58,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:34:58,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 10:34:58,428 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:34:58,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:34:58,428 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:34:58,428 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:34:58,429 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:34:58,429 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:34:58,429 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 10:34:58,429 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:34:58,429 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:34:58,429 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 10:34:58,429 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 10:34:58,429 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:34:58,430 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 10:34:58,430 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 10:34:58,430 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 10:34:58,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:34:58,430 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:34:58,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:34:58,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:34:58,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:34:58,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:34:58,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:34:58,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:34:58,431 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:34:58,431 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:34:58,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:34:58,432 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:34:58,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:34:58,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:34:58,432 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:34:58,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:34:58,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:34:58,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:34:58,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:34:58,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:34:58,433 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 10:34:58,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 10:34:58,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:34:58,433 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:34:58,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:34:58,433 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_7e09aced-061c-4656-b2cc-97e75da06834/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 -> 38247fcadf5b4c668eea6d964bf6488ba6812482 [2019-12-07 10:34:58,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:34:58,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:34:58,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:34:58,545 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:34:58,545 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:34:58,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2019-12-07 10:34:58,589 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/data/e6dc6b747/810666e94e8b4c179fbab45813616ea3/FLAG767612397 [2019-12-07 10:34:58,940 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:34:58,941 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2019-12-07 10:34:58,950 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/data/e6dc6b747/810666e94e8b4c179fbab45813616ea3/FLAG767612397 [2019-12-07 10:34:58,959 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/data/e6dc6b747/810666e94e8b4c179fbab45813616ea3 [2019-12-07 10:34:58,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:34:58,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:34:58,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:34:58,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:34:58,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:34:58,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:34:58" (1/1) ... [2019-12-07 10:34:58,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@581b80cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:34:58, skipping insertion in model container [2019-12-07 10:34:58,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:34:58" (1/1) ... [2019-12-07 10:34:58,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:34:58,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:34:59,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:34:59,226 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 10:34:59,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15d2e18c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:34:59, skipping insertion in model container [2019-12-07 10:34:59,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:34:59,227 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 10:34:59,229 INFO L168 Benchmark]: Toolchain (without parser) took 266.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-07 10:34:59,230 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:34:59,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -178.7 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-12-07 10:34:59,232 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 264.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -178.7 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 603]: 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 10:35:00,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:35:00,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:35:00,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:35:00,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:35:00,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:35:00,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:35:00,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:35:00,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:35:00,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:35:00,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:35:00,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:35:00,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:35:00,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:35:00,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:35:00,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:35:00,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:35:00,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:35:00,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:35:00,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:35:00,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:35:00,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:35:00,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:35:00,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:35:00,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:35:00,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:35:00,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:35:00,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:35:00,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:35:00,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:35:00,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:35:00,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:35:00,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:35:00,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:35:00,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:35:00,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:35:00,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:35:00,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:35:00,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:35:00,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:35:00,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:35:00,416 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 10:35:00,429 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:35:00,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:35:00,430 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:35:00,430 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:35:00,431 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:35:00,431 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:35:00,431 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:35:00,431 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:35:00,431 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:35:00,432 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:35:00,432 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:35:00,432 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:35:00,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:35:00,433 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:35:00,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:35:00,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:35:00,433 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:35:00,433 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 10:35:00,434 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 10:35:00,434 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:35:00,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:35:00,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:35:00,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:35:00,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:35:00,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:35:00,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:35:00,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:35:00,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:35:00,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:35:00,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:35:00,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:35:00,435 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 10:35:00,435 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 10:35:00,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:35:00,436 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:35:00,436 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:35:00,436 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_7e09aced-061c-4656-b2cc-97e75da06834/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 -> 38247fcadf5b4c668eea6d964bf6488ba6812482 [2019-12-07 10:35:00,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:35:00,610 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:35:00,613 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:35:00,614 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:35:00,614 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:35:00,615 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2019-12-07 10:35:00,656 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/data/a36cbf2dc/19e26d0a3c0740f883b5ae54b5361c7e/FLAGe06807b54 [2019-12-07 10:35:01,125 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:35:01,125 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2019-12-07 10:35:01,135 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/data/a36cbf2dc/19e26d0a3c0740f883b5ae54b5361c7e/FLAGe06807b54 [2019-12-07 10:35:01,454 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/data/a36cbf2dc/19e26d0a3c0740f883b5ae54b5361c7e [2019-12-07 10:35:01,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:35:01,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:35:01,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:35:01,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:35:01,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:35:01,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:35:01" (1/1) ... [2019-12-07 10:35:01,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9aca9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:35:01, skipping insertion in model container [2019-12-07 10:35:01,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:35:01" (1/1) ... [2019-12-07 10:35:01,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:35:01,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:35:01,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:35:01,735 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 10:35:01,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:35:01,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:35:01,789 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 10:35:01,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:35:01,858 INFO L208 MainTranslator]: Completed translation [2019-12-07 10:35:01,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:35:01 WrapperNode [2019-12-07 10:35:01,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:35:01,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 10:35:01,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 10:35:01,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 10:35:01,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:35:01" (1/1) ... [2019-12-07 10:35:01,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:35:01" (1/1) ... [2019-12-07 10:35:01,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 10:35:01,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 10:35:01,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 10:35:01,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 10:35:01,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:35:01" (1/1) ... [2019-12-07 10:35:01,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:35:01" (1/1) ... [2019-12-07 10:35:01,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:35:01" (1/1) ... [2019-12-07 10:35:01,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:35:01" (1/1) ... [2019-12-07 10:35:01,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:35:01" (1/1) ... [2019-12-07 10:35:01,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:35:01" (1/1) ... [2019-12-07 10:35:01,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:35:01" (1/1) ... [2019-12-07 10:35:01,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 10:35:01,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 10:35:01,957 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 10:35:01,957 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 10:35:01,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:35:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 10:35:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 10:35:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 10:35:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 10:35:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 10:35:02,681 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 10:35:02,681 INFO L287 CfgBuilder]: Removed 296 assume(true) statements. [2019-12-07 10:35:02,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:35:02 BoogieIcfgContainer [2019-12-07 10:35:02,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 10:35:02,683 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 10:35:02,683 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 10:35:02,685 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 10:35:02,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 10:35:01" (1/3) ... [2019-12-07 10:35:02,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26564328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:35:02, skipping insertion in model container [2019-12-07 10:35:02,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:35:01" (2/3) ... [2019-12-07 10:35:02,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26564328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:35:02, skipping insertion in model container [2019-12-07 10:35:02,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:35:02" (3/3) ... [2019-12-07 10:35:02,688 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product56.cil.c [2019-12-07 10:35:02,695 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 10:35:02,701 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 10:35:02,709 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 10:35:02,725 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 10:35:02,725 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 10:35:02,726 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 10:35:02,726 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 10:35:02,726 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 10:35:02,726 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 10:35:02,726 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 10:35:02,726 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 10:35:02,739 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states. [2019-12-07 10:35:02,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 10:35:02,744 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:35:02,745 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 10:35:02,745 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:35:02,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:35:02,749 INFO L82 PathProgramCache]: Analyzing trace with hash 783043829, now seen corresponding path program 1 times [2019-12-07 10:35:02,757 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:35:02,757 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [964192688] [2019-12-07 10:35:02,757 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 10:35:02,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:35:02,895 INFO L264 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 10:35:02,900 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:35:02,915 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 10:35:02,915 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:35:02,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:35:02,921 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [964192688] [2019-12-07 10:35:02,922 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:35:02,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 10:35:02,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014936541] [2019-12-07 10:35:02,927 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 10:35:02,927 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:35:02,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 10:35:02,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 10:35:02,939 INFO L87 Difference]: Start difference. First operand 200 states. Second operand 2 states. [2019-12-07 10:35:02,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:35:02,969 INFO L93 Difference]: Finished difference Result 393 states and 598 transitions. [2019-12-07 10:35:02,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 10:35:02,970 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-12-07 10:35:02,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:35:02,980 INFO L225 Difference]: With dead ends: 393 [2019-12-07 10:35:02,980 INFO L226 Difference]: Without dead ends: 196 [2019-12-07 10:35:02,983 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 10:35:02,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2019-12-07 10:35:03,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2019-12-07 10:35:03,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2019-12-07 10:35:03,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 291 transitions. [2019-12-07 10:35:03,021 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 291 transitions. Word has length 19 [2019-12-07 10:35:03,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:35:03,021 INFO L462 AbstractCegarLoop]: Abstraction has 196 states and 291 transitions. [2019-12-07 10:35:03,021 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 10:35:03,021 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 291 transitions. [2019-12-07 10:35:03,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 10:35:03,022 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:35:03,022 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] [2019-12-07 10:35:03,223 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 10:35:03,224 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:35:03,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:35:03,225 INFO L82 PathProgramCache]: Analyzing trace with hash -1705903914, now seen corresponding path program 1 times [2019-12-07 10:35:03,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:35:03,227 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [909651232] [2019-12-07 10:35:03,228 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 10:35:03,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:35:03,461 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:35:03,462 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:35:03,475 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 10:35:03,476 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:35:03,485 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 10:35:03,486 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [909651232] [2019-12-07 10:35:03,486 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:35:03,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 10:35:03,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385443867] [2019-12-07 10:35:03,488 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:35:03,488 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:35:03,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:35:03,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:35:03,489 INFO L87 Difference]: Start difference. First operand 196 states and 291 transitions. Second operand 4 states. [2019-12-07 10:35:03,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:35:03,506 INFO L93 Difference]: Finished difference Result 196 states and 291 transitions. [2019-12-07 10:35:03,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:35:03,506 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-07 10:35:03,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:35:03,507 INFO L225 Difference]: With dead ends: 196 [2019-12-07 10:35:03,507 INFO L226 Difference]: Without dead ends: 77 [2019-12-07 10:35:03,509 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:35:03,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2019-12-07 10:35:03,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2019-12-07 10:35:03,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2019-12-07 10:35:03,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 113 transitions. [2019-12-07 10:35:03,516 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 113 transitions. Word has length 20 [2019-12-07 10:35:03,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:35:03,516 INFO L462 AbstractCegarLoop]: Abstraction has 77 states and 113 transitions. [2019-12-07 10:35:03,516 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:35:03,517 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2019-12-07 10:35:03,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 10:35:03,518 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:35:03,518 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 10:35:03,718 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 10:35:03,719 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:35:03,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:35:03,721 INFO L82 PathProgramCache]: Analyzing trace with hash 1773561698, now seen corresponding path program 1 times [2019-12-07 10:35:03,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:35:03,723 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1718416094] [2019-12-07 10:35:03,724 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 10:35:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:35:03,933 INFO L264 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:35:03,935 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:35:03,943 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 10:35:03,943 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:35:03,949 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 10:35:03,949 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1718416094] [2019-12-07 10:35:03,949 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:35:03,950 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 10:35:03,950 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075226218] [2019-12-07 10:35:03,950 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:35:03,950 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:35:03,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:35:03,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:35:03,951 INFO L87 Difference]: Start difference. First operand 77 states and 113 transitions. Second operand 4 states. [2019-12-07 10:35:04,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:35:04,013 INFO L93 Difference]: Finished difference Result 243 states and 363 transitions. [2019-12-07 10:35:04,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 10:35:04,014 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2019-12-07 10:35:04,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:35:04,016 INFO L225 Difference]: With dead ends: 243 [2019-12-07 10:35:04,016 INFO L226 Difference]: Without dead ends: 173 [2019-12-07 10:35:04,017 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:35:04,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2019-12-07 10:35:04,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 99. [2019-12-07 10:35:04,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-12-07 10:35:04,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 146 transitions. [2019-12-07 10:35:04,031 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 146 transitions. Word has length 26 [2019-12-07 10:35:04,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:35:04,031 INFO L462 AbstractCegarLoop]: Abstraction has 99 states and 146 transitions. [2019-12-07 10:35:04,031 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:35:04,031 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 146 transitions. [2019-12-07 10:35:04,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-07 10:35:04,033 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:35:04,033 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] [2019-12-07 10:35:04,233 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 10:35:04,234 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:35:04,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:35:04,235 INFO L82 PathProgramCache]: Analyzing trace with hash -1072003096, now seen corresponding path program 1 times [2019-12-07 10:35:04,236 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:35:04,236 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [83605206] [2019-12-07 10:35:04,236 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 10:35:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:35:04,387 INFO L264 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:35:04,388 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:35:04,394 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 10:35:04,394 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:35:04,398 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 10:35:04,398 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [83605206] [2019-12-07 10:35:04,398 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:35:04,398 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 10:35:04,399 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645825102] [2019-12-07 10:35:04,399 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 10:35:04,399 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:35:04,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 10:35:04,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:35:04,400 INFO L87 Difference]: Start difference. First operand 99 states and 146 transitions. Second operand 3 states. [2019-12-07 10:35:04,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:35:04,442 INFO L93 Difference]: Finished difference Result 203 states and 301 transitions. [2019-12-07 10:35:04,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:35:04,443 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-12-07 10:35:04,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:35:04,443 INFO L225 Difference]: With dead ends: 203 [2019-12-07 10:35:04,444 INFO L226 Difference]: Without dead ends: 111 [2019-12-07 10:35:04,444 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 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 10:35:04,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2019-12-07 10:35:04,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 109. [2019-12-07 10:35:04,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2019-12-07 10:35:04,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 154 transitions. [2019-12-07 10:35:04,454 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 154 transitions. Word has length 29 [2019-12-07 10:35:04,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:35:04,455 INFO L462 AbstractCegarLoop]: Abstraction has 109 states and 154 transitions. [2019-12-07 10:35:04,455 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 10:35:04,455 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 154 transitions. [2019-12-07 10:35:04,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-07 10:35:04,456 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:35:04,456 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] [2019-12-07 10:35:04,656 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 10:35:04,657 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:35:04,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:35:04,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1952212117, now seen corresponding path program 1 times [2019-12-07 10:35:04,659 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:35:04,660 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [57483924] [2019-12-07 10:35:04,660 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 10:35:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:35:04,835 INFO L264 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 10:35:04,836 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:35:04,849 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 10:35:04,849 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:35:04,855 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 10:35:04,855 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [57483924] [2019-12-07 10:35:04,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:35:04,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 10:35:04,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930528040] [2019-12-07 10:35:04,856 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 10:35:04,856 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:35:04,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:35:04,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:35:04,856 INFO L87 Difference]: Start difference. First operand 109 states and 154 transitions. Second operand 5 states. [2019-12-07 10:35:05,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:35:05,014 INFO L93 Difference]: Finished difference Result 352 states and 498 transitions. [2019-12-07 10:35:05,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 10:35:05,014 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-12-07 10:35:05,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:35:05,015 INFO L225 Difference]: With dead ends: 352 [2019-12-07 10:35:05,016 INFO L226 Difference]: Without dead ends: 250 [2019-12-07 10:35:05,016 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 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 10:35:05,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2019-12-07 10:35:05,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 107. [2019-12-07 10:35:05,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-12-07 10:35:05,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 148 transitions. [2019-12-07 10:35:05,025 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 148 transitions. Word has length 29 [2019-12-07 10:35:05,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:35:05,025 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 148 transitions. [2019-12-07 10:35:05,025 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 10:35:05,025 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 148 transitions. [2019-12-07 10:35:05,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 10:35:05,026 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:35:05,026 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, 1] [2019-12-07 10:35:05,227 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 10:35:05,228 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:35:05,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:35:05,229 INFO L82 PathProgramCache]: Analyzing trace with hash 2021934149, now seen corresponding path program 1 times [2019-12-07 10:35:05,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:35:05,230 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1184369503] [2019-12-07 10:35:05,231 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 10:35:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:35:05,356 INFO L264 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 10:35:05,357 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:35:05,368 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 10:35:05,369 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:35:05,371 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 10:35:05,371 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1184369503] [2019-12-07 10:35:05,371 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:35:05,371 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 10:35:05,372 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405161954] [2019-12-07 10:35:05,372 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 10:35:05,372 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:35:05,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:35:05,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:35:05,372 INFO L87 Difference]: Start difference. First operand 107 states and 148 transitions. Second operand 5 states. [2019-12-07 10:35:05,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:35:05,432 INFO L93 Difference]: Finished difference Result 305 states and 420 transitions. [2019-12-07 10:35:05,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 10:35:05,433 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2019-12-07 10:35:05,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:35:05,434 INFO L225 Difference]: With dead ends: 305 [2019-12-07 10:35:05,434 INFO L226 Difference]: Without dead ends: 205 [2019-12-07 10:35:05,435 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 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 10:35:05,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2019-12-07 10:35:05,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 116. [2019-12-07 10:35:05,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-12-07 10:35:05,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 157 transitions. [2019-12-07 10:35:05,443 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 157 transitions. Word has length 35 [2019-12-07 10:35:05,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:35:05,443 INFO L462 AbstractCegarLoop]: Abstraction has 116 states and 157 transitions. [2019-12-07 10:35:05,443 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 10:35:05,443 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2019-12-07 10:35:05,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 10:35:05,444 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:35:05,444 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, 1] [2019-12-07 10:35:05,644 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 10:35:05,645 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:35:05,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:35:05,646 INFO L82 PathProgramCache]: Analyzing trace with hash -1571968569, now seen corresponding path program 1 times [2019-12-07 10:35:05,647 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:35:05,648 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1580267104] [2019-12-07 10:35:05,648 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 10:35:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:35:05,776 INFO L264 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 10:35:05,777 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:35:05,785 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 10:35:05,785 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:35:05,799 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 10:35:05,799 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1580267104] [2019-12-07 10:35:05,799 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:35:05,799 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 10:35:05,799 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657875658] [2019-12-07 10:35:05,799 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 10:35:05,799 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:35:05,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 10:35:05,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 10:35:05,800 INFO L87 Difference]: Start difference. First operand 116 states and 157 transitions. Second operand 6 states. [2019-12-07 10:35:05,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:35:05,860 INFO L93 Difference]: Finished difference Result 330 states and 445 transitions. [2019-12-07 10:35:05,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 10:35:05,860 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2019-12-07 10:35:05,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:35:05,861 INFO L225 Difference]: With dead ends: 330 [2019-12-07 10:35:05,861 INFO L226 Difference]: Without dead ends: 221 [2019-12-07 10:35:05,862 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 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 10:35:05,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2019-12-07 10:35:05,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 122. [2019-12-07 10:35:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2019-12-07 10:35:05,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 163 transitions. [2019-12-07 10:35:05,870 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 163 transitions. Word has length 35 [2019-12-07 10:35:05,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:35:05,870 INFO L462 AbstractCegarLoop]: Abstraction has 122 states and 163 transitions. [2019-12-07 10:35:05,871 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 10:35:05,871 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 163 transitions. [2019-12-07 10:35:05,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 10:35:05,871 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:35:05,871 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, 1] [2019-12-07 10:35:06,072 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 10:35:06,073 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:35:06,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:35:06,074 INFO L82 PathProgramCache]: Analyzing trace with hash 2136192713, now seen corresponding path program 1 times [2019-12-07 10:35:06,075 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:35:06,075 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1531607936] [2019-12-07 10:35:06,075 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 10:35:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:35:06,211 INFO L264 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:35:06,213 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:35:06,218 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 10:35:06,218 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:35:06,226 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 10:35:06,226 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1531607936] [2019-12-07 10:35:06,226 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:35:06,226 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 10:35:06,226 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436684636] [2019-12-07 10:35:06,227 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:35:06,227 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:35:06,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:35:06,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:35:06,227 INFO L87 Difference]: Start difference. First operand 122 states and 163 transitions. Second operand 4 states. [2019-12-07 10:35:06,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:35:06,284 INFO L93 Difference]: Finished difference Result 382 states and 515 transitions. [2019-12-07 10:35:06,285 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 10:35:06,285 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2019-12-07 10:35:06,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:35:06,286 INFO L225 Difference]: With dead ends: 382 [2019-12-07 10:35:06,286 INFO L226 Difference]: Without dead ends: 267 [2019-12-07 10:35:06,286 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 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 10:35:06,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2019-12-07 10:35:06,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 214. [2019-12-07 10:35:06,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2019-12-07 10:35:06,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 285 transitions. [2019-12-07 10:35:06,298 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 285 transitions. Word has length 35 [2019-12-07 10:35:06,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:35:06,299 INFO L462 AbstractCegarLoop]: Abstraction has 214 states and 285 transitions. [2019-12-07 10:35:06,299 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:35:06,299 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 285 transitions. [2019-12-07 10:35:06,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-07 10:35:06,300 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:35:06,300 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, 1, 1] [2019-12-07 10:35:06,500 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 10:35:06,501 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:35:06,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:35:06,502 INFO L82 PathProgramCache]: Analyzing trace with hash 1811534217, now seen corresponding path program 1 times [2019-12-07 10:35:06,503 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:35:06,504 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1827733896] [2019-12-07 10:35:06,504 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 10:35:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:35:06,634 INFO L264 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 10:35:06,635 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:35:06,653 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 10:35:06,653 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:35:06,657 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 10:35:06,657 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1827733896] [2019-12-07 10:35:06,657 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:35:06,657 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 10:35:06,658 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796530349] [2019-12-07 10:35:06,658 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 10:35:06,658 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:35:06,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 10:35:06,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 10:35:06,658 INFO L87 Difference]: Start difference. First operand 214 states and 285 transitions. Second operand 6 states. [2019-12-07 10:35:06,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:35:06,988 INFO L93 Difference]: Finished difference Result 1070 states and 1439 transitions. [2019-12-07 10:35:06,988 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 10:35:06,988 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2019-12-07 10:35:06,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:35:06,992 INFO L225 Difference]: With dead ends: 1070 [2019-12-07 10:35:06,992 INFO L226 Difference]: Without dead ends: 863 [2019-12-07 10:35:06,993 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-12-07 10:35:06,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2019-12-07 10:35:07,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 381. [2019-12-07 10:35:07,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2019-12-07 10:35:07,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 501 transitions. [2019-12-07 10:35:07,017 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 501 transitions. Word has length 36 [2019-12-07 10:35:07,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:35:07,017 INFO L462 AbstractCegarLoop]: Abstraction has 381 states and 501 transitions. [2019-12-07 10:35:07,017 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 10:35:07,017 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 501 transitions. [2019-12-07 10:35:07,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-07 10:35:07,018 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:35:07,018 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, 1, 1, 1, 1, 1] [2019-12-07 10:35:07,219 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 10:35:07,219 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:35:07,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:35:07,219 INFO L82 PathProgramCache]: Analyzing trace with hash -1624850482, now seen corresponding path program 1 times [2019-12-07 10:35:07,220 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:35:07,220 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1588932055] [2019-12-07 10:35:07,220 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 10:35:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:35:07,325 INFO L264 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 10:35:07,326 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:35:07,348 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-07 10:35:07,349 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:35:07,352 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 10:35:07,372 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-07 10:35:07,373 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1588932055] [2019-12-07 10:35:07,373 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1593756499] [2019-12-07 10:35:07,373 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 10:35:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:35:07,477 INFO L264 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-07 10:35:07,479 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:35:07,518 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:35:07,518 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:35:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:35:07,559 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1997369625] [2019-12-07 10:35:07,559 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 10:35:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:35:07,673 INFO L264 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 10:35:07,674 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:35:07,680 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:35:07,681 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:35:07,695 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:35:07,696 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2019-12-07 10:35:07,696 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 15 [2019-12-07 10:35:07,696 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173490777] [2019-12-07 10:35:07,697 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-12-07 10:35:07,697 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:35:07,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-12-07 10:35:07,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-12-07 10:35:07,698 INFO L87 Difference]: Start difference. First operand 381 states and 501 transitions. Second operand 15 states. [2019-12-07 10:35:10,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:35:10,542 INFO L93 Difference]: Finished difference Result 3424 states and 4614 transitions. [2019-12-07 10:35:10,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2019-12-07 10:35:10,543 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 63 [2019-12-07 10:35:10,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:35:10,554 INFO L225 Difference]: With dead ends: 3424 [2019-12-07 10:35:10,554 INFO L226 Difference]: Without dead ends: 3050 [2019-12-07 10:35:10,559 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 561 GetRequests, 442 SyntacticMatches, 0 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5835 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=2459, Invalid=12061, Unknown=0, NotChecked=0, Total=14520 [2019-12-07 10:35:10,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3050 states. [2019-12-07 10:35:10,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3050 to 518. [2019-12-07 10:35:10,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 518 states. [2019-12-07 10:35:10,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 673 transitions. [2019-12-07 10:35:10,605 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 673 transitions. Word has length 63 [2019-12-07 10:35:10,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:35:10,606 INFO L462 AbstractCegarLoop]: Abstraction has 518 states and 673 transitions. [2019-12-07 10:35:10,606 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-12-07 10:35:10,606 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 673 transitions. [2019-12-07 10:35:10,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-07 10:35:10,607 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:35:10,607 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:35:11,208 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 cvc4 --incremental --print-success --lang smt --rewrite-divk,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 mathsat -unsat_core_generation=3 [2019-12-07 10:35:11,210 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:35:11,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:35:11,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1944993669, now seen corresponding path program 1 times [2019-12-07 10:35:11,212 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:35:11,212 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1359976734] [2019-12-07 10:35:11,213 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/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 10:35:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:35:11,345 INFO L264 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 10:35:11,347 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:35:11,362 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-07 10:35:11,362 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:35:11,383 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-07 10:35:11,383 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1359976734] [2019-12-07 10:35:11,383 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:35:11,384 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 10:35:11,384 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105140340] [2019-12-07 10:35:11,384 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 10:35:11,384 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:35:11,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 10:35:11,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 10:35:11,384 INFO L87 Difference]: Start difference. First operand 518 states and 673 transitions. Second operand 8 states. [2019-12-07 10:35:11,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:35:11,432 INFO L93 Difference]: Finished difference Result 849 states and 1092 transitions. [2019-12-07 10:35:11,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 10:35:11,433 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 107 [2019-12-07 10:35:11,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:35:11,433 INFO L225 Difference]: With dead ends: 849 [2019-12-07 10:35:11,433 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 10:35:11,434 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 208 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 10:35:11,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 10:35:11,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 10:35:11,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 10:35:11,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 10:35:11,434 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 107 [2019-12-07 10:35:11,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:35:11,434 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:35:11,435 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 10:35:11,435 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 10:35:11,435 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 10:35:11,635 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2019-12-07 10:35:11,640 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 10:35:11,852 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 129 [2019-12-07 10:35:12,034 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 130 [2019-12-07 10:35:13,277 WARN L192 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 28 [2019-12-07 10:35:13,524 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 16 [2019-12-07 10:35:13,751 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 31 [2019-12-07 10:35:13,923 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 27 [2019-12-07 10:35:14,787 WARN L192 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 24 [2019-12-07 10:35:15,209 WARN L192 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 30 [2019-12-07 10:35:15,774 WARN L192 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 34 [2019-12-07 10:35:16,123 WARN L192 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 18 [2019-12-07 10:35:16,900 WARN L192 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 32 [2019-12-07 10:35:17,618 WARN L192 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 30 [2019-12-07 10:35:18,053 WARN L192 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 32 [2019-12-07 10:35:18,730 WARN L192 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 30 [2019-12-07 10:35:19,398 WARN L192 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 33 [2019-12-07 10:35:19,453 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 521) no Hoare annotation was computed. [2019-12-07 10:35:19,453 INFO L242 CegarLoopResult]: At program point L532(lines 527 534) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 10:35:19,453 INFO L246 CegarLoopResult]: For program point L202(lines 202 219) no Hoare annotation was computed. [2019-12-07 10:35:19,454 INFO L246 CegarLoopResult]: For program point L202-1(lines 202 219) no Hoare annotation was computed. [2019-12-07 10:35:19,454 INFO L242 CegarLoopResult]: At program point L136(lines 127 140) the Hoare annotation is: false [2019-12-07 10:35:19,454 INFO L246 CegarLoopResult]: For program point L202-2(lines 202 219) no Hoare annotation was computed. [2019-12-07 10:35:19,454 INFO L242 CegarLoopResult]: At program point L136-1(lines 127 140) the Hoare annotation is: false [2019-12-07 10:35:19,454 INFO L246 CegarLoopResult]: For program point L202-3(lines 202 219) no Hoare annotation was computed. [2019-12-07 10:35:19,454 INFO L242 CegarLoopResult]: At program point L136-2(lines 127 140) the Hoare annotation is: false [2019-12-07 10:35:19,454 INFO L246 CegarLoopResult]: For program point L202-4(lines 202 219) no Hoare annotation was computed. [2019-12-07 10:35:19,454 INFO L242 CegarLoopResult]: At program point L136-3(lines 127 140) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv2 32)) .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2 .cse3))) [2019-12-07 10:35:19,454 INFO L246 CegarLoopResult]: For program point L202-5(lines 202 219) no Hoare annotation was computed. [2019-12-07 10:35:19,454 INFO L242 CegarLoopResult]: At program point L136-4(lines 127 140) the Hoare annotation is: false [2019-12-07 10:35:19,454 INFO L246 CegarLoopResult]: For program point L202-6(lines 202 219) no Hoare annotation was computed. [2019-12-07 10:35:19,454 INFO L242 CegarLoopResult]: At program point L136-5(lines 127 140) the Hoare annotation is: false [2019-12-07 10:35:19,454 INFO L246 CegarLoopResult]: For program point L202-7(lines 202 219) no Hoare annotation was computed. [2019-12-07 10:35:19,454 INFO L242 CegarLoopResult]: At program point L136-6(lines 127 140) the Hoare annotation is: false [2019-12-07 10:35:19,454 INFO L246 CegarLoopResult]: For program point L202-8(lines 202 219) no Hoare annotation was computed. [2019-12-07 10:35:19,455 INFO L242 CegarLoopResult]: At program point L136-7(lines 127 140) the Hoare annotation is: false [2019-12-07 10:35:19,455 INFO L246 CegarLoopResult]: For program point L202-9(lines 202 219) no Hoare annotation was computed. [2019-12-07 10:35:19,455 INFO L242 CegarLoopResult]: At program point L136-8(lines 127 140) the Hoare annotation is: false [2019-12-07 10:35:19,455 INFO L246 CegarLoopResult]: For program point L202-10(lines 202 219) no Hoare annotation was computed. [2019-12-07 10:35:19,455 INFO L242 CegarLoopResult]: At program point L136-9(lines 127 140) the Hoare annotation is: false [2019-12-07 10:35:19,455 INFO L246 CegarLoopResult]: For program point L202-11(lines 202 219) no Hoare annotation was computed. [2019-12-07 10:35:19,455 INFO L242 CegarLoopResult]: At program point L136-10(lines 127 140) the Hoare annotation is: false [2019-12-07 10:35:19,455 INFO L242 CegarLoopResult]: At program point L136-11(lines 127 140) the Hoare annotation is: false [2019-12-07 10:35:19,455 INFO L242 CegarLoopResult]: At program point L170(lines 166 188) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse6 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3 .cse4) (and .cse5 .cse0 .cse1 .cse3 .cse4) (and .cse0 .cse6 .cse2 .cse3 .cse4))) [2019-12-07 10:35:19,455 INFO L242 CegarLoopResult]: At program point L170-1(lines 166 188) the Hoare annotation is: false [2019-12-07 10:35:19,455 INFO L242 CegarLoopResult]: At program point L170-2(lines 166 188) the Hoare annotation is: false [2019-12-07 10:35:19,455 INFO L242 CegarLoopResult]: At program point L470(lines 419 471) the Hoare annotation is: false [2019-12-07 10:35:19,455 INFO L246 CegarLoopResult]: For program point L206(lines 206 214) no Hoare annotation was computed. [2019-12-07 10:35:19,455 INFO L246 CegarLoopResult]: For program point L206-1(lines 206 214) no Hoare annotation was computed. [2019-12-07 10:35:19,455 INFO L246 CegarLoopResult]: For program point L206-2(lines 206 214) no Hoare annotation was computed. [2019-12-07 10:35:19,456 INFO L246 CegarLoopResult]: For program point L206-3(lines 206 214) no Hoare annotation was computed. [2019-12-07 10:35:19,456 INFO L246 CegarLoopResult]: For program point L206-4(lines 206 214) no Hoare annotation was computed. [2019-12-07 10:35:19,456 INFO L246 CegarLoopResult]: For program point L206-5(lines 206 214) no Hoare annotation was computed. [2019-12-07 10:35:19,456 INFO L246 CegarLoopResult]: For program point L206-6(lines 206 214) no Hoare annotation was computed. [2019-12-07 10:35:19,456 INFO L246 CegarLoopResult]: For program point L206-7(lines 206 214) no Hoare annotation was computed. [2019-12-07 10:35:19,456 INFO L246 CegarLoopResult]: For program point L206-8(lines 206 214) no Hoare annotation was computed. [2019-12-07 10:35:19,456 INFO L246 CegarLoopResult]: For program point L206-9(lines 206 214) no Hoare annotation was computed. [2019-12-07 10:35:19,456 INFO L246 CegarLoopResult]: For program point L206-10(lines 206 214) no Hoare annotation was computed. [2019-12-07 10:35:19,456 INFO L246 CegarLoopResult]: For program point L206-11(lines 206 214) no Hoare annotation was computed. [2019-12-07 10:35:19,456 INFO L242 CegarLoopResult]: At program point L504(lines 1 1036) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 10:35:19,456 INFO L249 CegarLoopResult]: At program point L1033(lines 1014 1036) the Hoare annotation is: true [2019-12-07 10:35:19,456 INFO L242 CegarLoopResult]: At program point L1000(lines 996 1002) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 10:35:19,456 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 521) no Hoare annotation was computed. [2019-12-07 10:35:19,456 INFO L242 CegarLoopResult]: At program point L307(lines 302 310) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse3 .cse4) (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2 .cse3 .cse4))) [2019-12-07 10:35:19,456 INFO L242 CegarLoopResult]: At program point L307-1(lines 302 310) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:35:19,456 INFO L242 CegarLoopResult]: At program point L307-2(lines 302 310) the Hoare annotation is: false [2019-12-07 10:35:19,457 INFO L242 CegarLoopResult]: At program point L307-3(lines 302 310) the Hoare annotation is: false [2019-12-07 10:35:19,457 INFO L242 CegarLoopResult]: At program point L307-4(lines 302 310) the Hoare annotation is: false [2019-12-07 10:35:19,457 INFO L242 CegarLoopResult]: At program point L307-5(lines 302 310) the Hoare annotation is: false [2019-12-07 10:35:19,457 INFO L246 CegarLoopResult]: For program point L440(lines 440 446) no Hoare annotation was computed. [2019-12-07 10:35:19,457 INFO L242 CegarLoopResult]: At program point L440-1(lines 440 446) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3 .cse4) (and .cse5 .cse0 .cse1 .cse3 .cse4) (and .cse0 .cse6 .cse2 .cse3 .cse4))) [2019-12-07 10:35:19,457 INFO L246 CegarLoopResult]: For program point L375(lines 375 379) no Hoare annotation was computed. [2019-12-07 10:35:19,457 INFO L246 CegarLoopResult]: For program point L375-2(lines 375 379) no Hoare annotation was computed. [2019-12-07 10:35:19,457 INFO L246 CegarLoopResult]: For program point L375-3(lines 375 379) no Hoare annotation was computed. [2019-12-07 10:35:19,457 INFO L246 CegarLoopResult]: For program point L375-5(lines 375 379) no Hoare annotation was computed. [2019-12-07 10:35:19,457 INFO L242 CegarLoopResult]: At program point L177(lines 177 183) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3 .cse4) (and .cse5 .cse0 .cse1 .cse3 .cse4) (and .cse0 .cse6 .cse2 .cse3 .cse4))) [2019-12-07 10:35:19,457 INFO L246 CegarLoopResult]: For program point L375-6(lines 375 379) no Hoare annotation was computed. [2019-12-07 10:35:19,457 INFO L242 CegarLoopResult]: At program point L177-1(lines 177 183) the Hoare annotation is: false [2019-12-07 10:35:19,457 INFO L246 CegarLoopResult]: For program point L375-8(lines 375 379) no Hoare annotation was computed. [2019-12-07 10:35:19,457 INFO L242 CegarLoopResult]: At program point L177-2(lines 177 183) the Hoare annotation is: false [2019-12-07 10:35:19,457 INFO L246 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2019-12-07 10:35:19,457 INFO L246 CegarLoopResult]: For program point L375-9(lines 375 379) no Hoare annotation was computed. [2019-12-07 10:35:19,458 INFO L246 CegarLoopResult]: For program point L375-11(lines 375 379) no Hoare annotation was computed. [2019-12-07 10:35:19,458 INFO L246 CegarLoopResult]: For program point L375-12(lines 375 379) no Hoare annotation was computed. [2019-12-07 10:35:19,458 INFO L246 CegarLoopResult]: For program point L375-14(lines 375 379) no Hoare annotation was computed. [2019-12-07 10:35:19,458 INFO L246 CegarLoopResult]: For program point L375-15(lines 375 379) no Hoare annotation was computed. [2019-12-07 10:35:19,458 INFO L246 CegarLoopResult]: For program point L375-17(lines 375 379) no Hoare annotation was computed. [2019-12-07 10:35:19,458 INFO L242 CegarLoopResult]: At program point L542(lines 170 176) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse3 .cse4) (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2 .cse3 .cse4))) [2019-12-07 10:35:19,458 INFO L242 CegarLoopResult]: At program point L542-1(lines 170 176) the Hoare annotation is: false [2019-12-07 10:35:19,458 INFO L242 CegarLoopResult]: At program point L542-2(lines 170 176) the Hoare annotation is: false [2019-12-07 10:35:19,458 INFO L242 CegarLoopResult]: At program point L146(lines 141 149) the Hoare annotation is: (and (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:35:19,458 INFO L242 CegarLoopResult]: At program point L146-1(lines 141 149) the Hoare annotation is: false [2019-12-07 10:35:19,458 INFO L242 CegarLoopResult]: At program point L146-2(lines 141 149) the Hoare annotation is: false [2019-12-07 10:35:19,458 INFO L242 CegarLoopResult]: At program point L146-3(lines 141 149) the Hoare annotation is: false [2019-12-07 10:35:19,458 INFO L242 CegarLoopResult]: At program point L146-4(lines 141 149) the Hoare annotation is: false [2019-12-07 10:35:19,458 INFO L242 CegarLoopResult]: At program point L146-5(lines 141 149) the Hoare annotation is: false [2019-12-07 10:35:19,458 INFO L242 CegarLoopResult]: At program point L512(lines 507 515) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 10:35:19,459 INFO L242 CegarLoopResult]: At program point L381(lines 366 384) the Hoare annotation is: (and (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= ULTIMATE.start_isLowWaterLevel_~tmp~4 (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~1 (_ bv4294967295 32)))) [2019-12-07 10:35:19,459 INFO L242 CegarLoopResult]: At program point L381-1(lines 366 384) the Hoare annotation is: false [2019-12-07 10:35:19,459 INFO L242 CegarLoopResult]: At program point L381-2(lines 366 384) the Hoare annotation is: false [2019-12-07 10:35:19,459 INFO L242 CegarLoopResult]: At program point L381-3(lines 366 384) the Hoare annotation is: false [2019-12-07 10:35:19,459 INFO L242 CegarLoopResult]: At program point L381-4(lines 366 384) the Hoare annotation is: false [2019-12-07 10:35:19,459 INFO L242 CegarLoopResult]: At program point L381-5(lines 366 384) the Hoare annotation is: false [2019-12-07 10:35:19,459 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 10:35:19,459 INFO L246 CegarLoopResult]: For program point L450(lines 450 465) no Hoare annotation was computed. [2019-12-07 10:35:19,459 INFO L246 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2019-12-07 10:35:19,459 INFO L246 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2019-12-07 10:35:19,459 INFO L246 CegarLoopResult]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2019-12-07 10:35:19,459 INFO L246 CegarLoopResult]: For program point L254(lines 254 271) no Hoare annotation was computed. [2019-12-07 10:35:19,459 INFO L246 CegarLoopResult]: For program point L254-1(lines 254 271) no Hoare annotation was computed. [2019-12-07 10:35:19,459 INFO L246 CegarLoopResult]: For program point L254-2(lines 254 271) no Hoare annotation was computed. [2019-12-07 10:35:19,459 INFO L242 CegarLoopResult]: At program point L123(lines 118 126) the Hoare annotation is: (let ((.cse6 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse3 .cse4) (and .cse6 .cse0 .cse1 .cse3 .cse4 .cse5) (and .cse0 .cse7 .cse2 .cse3 .cse4))) [2019-12-07 10:35:19,459 INFO L242 CegarLoopResult]: At program point L123-1(lines 118 126) the Hoare annotation is: false [2019-12-07 10:35:19,459 INFO L242 CegarLoopResult]: At program point L123-2(lines 118 126) the Hoare annotation is: false [2019-12-07 10:35:19,460 INFO L246 CegarLoopResult]: For program point L553(lines 553 570) no Hoare annotation was computed. [2019-12-07 10:35:19,460 INFO L242 CegarLoopResult]: At program point L553-1(lines 1 1036) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse8 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse7 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6)) (.cse6 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse2 .cse7 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse8 .cse3 .cse4) (and .cse1 .cse8 .cse7 .cse3 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2019-12-07 10:35:19,460 INFO L246 CegarLoopResult]: For program point L553-2(lines 553 570) no Hoare annotation was computed. [2019-12-07 10:35:19,460 INFO L242 CegarLoopResult]: At program point L553-3(lines 1 1036) the Hoare annotation is: false [2019-12-07 10:35:19,460 INFO L246 CegarLoopResult]: For program point L421(lines 420 469) no Hoare annotation was computed. [2019-12-07 10:35:19,460 INFO L246 CegarLoopResult]: For program point L553-4(lines 553 570) no Hoare annotation was computed. [2019-12-07 10:35:19,460 INFO L242 CegarLoopResult]: At program point L553-5(lines 1 1036) the Hoare annotation is: false [2019-12-07 10:35:19,460 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 10:35:19,460 INFO L242 CegarLoopResult]: At program point L91(lines 86 94) the Hoare annotation is: (and (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:35:19,460 INFO L242 CegarLoopResult]: At program point L91-1(lines 86 94) the Hoare annotation is: false [2019-12-07 10:35:19,460 INFO L242 CegarLoopResult]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2019-12-07 10:35:19,460 INFO L246 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2019-12-07 10:35:19,460 INFO L246 CegarLoopResult]: For program point L521-1(line 521) no Hoare annotation was computed. [2019-12-07 10:35:19,460 INFO L246 CegarLoopResult]: For program point L521-2(line 521) no Hoare annotation was computed. [2019-12-07 10:35:19,460 INFO L246 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-12-07 10:35:19,460 INFO L246 CegarLoopResult]: For program point L389(lines 389 395) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L242 CegarLoopResult]: At program point L389-1(lines 389 395) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse2))) [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-2(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-3(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-5(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-6(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-8(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-9(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-11(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-12(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-14(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-15(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-17(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-18(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-20(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-21(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-23(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-24(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-26(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,461 INFO L246 CegarLoopResult]: For program point L356-27(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L356-29(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L356-30(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L356-32(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L356-33(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L258(lines 258 266) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L258-1(lines 258 266) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L356-35(lines 356 360) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L258-2(lines 258 266) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L242 CegarLoopResult]: At program point L952-2(lines 952 966) the Hoare annotation is: false [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L953(line 953) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L557(lines 557 567) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L557-2(lines 557 567) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L458(lines 458 464) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L242 CegarLoopResult]: At program point L458-1(lines 1 1036) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2 .cse3))) [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L557-4(lines 557 567) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L558(lines 558 564) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L558-2(lines 558 564) no Hoare annotation was computed. [2019-12-07 10:35:19,462 INFO L246 CegarLoopResult]: For program point L558-4(lines 558 564) no Hoare annotation was computed. [2019-12-07 10:35:19,463 INFO L246 CegarLoopResult]: For program point L228(lines 228 245) no Hoare annotation was computed. [2019-12-07 10:35:19,463 INFO L246 CegarLoopResult]: For program point L228-1(lines 228 245) no Hoare annotation was computed. [2019-12-07 10:35:19,463 INFO L246 CegarLoopResult]: For program point L228-2(lines 228 245) no Hoare annotation was computed. [2019-12-07 10:35:19,463 INFO L246 CegarLoopResult]: For program point L228-3(lines 228 245) no Hoare annotation was computed. [2019-12-07 10:35:19,463 INFO L246 CegarLoopResult]: For program point L228-4(lines 228 245) no Hoare annotation was computed. [2019-12-07 10:35:19,463 INFO L246 CegarLoopResult]: For program point L228-5(lines 228 245) no Hoare annotation was computed. [2019-12-07 10:35:19,463 INFO L246 CegarLoopResult]: For program point L956(lines 956 960) no Hoare annotation was computed. [2019-12-07 10:35:19,463 INFO L246 CegarLoopResult]: For program point L956-1(lines 956 960) no Hoare annotation was computed. [2019-12-07 10:35:19,463 INFO L242 CegarLoopResult]: At program point L362(lines 347 365) the Hoare annotation is: false [2019-12-07 10:35:19,463 INFO L242 CegarLoopResult]: At program point L362-1(lines 347 365) the Hoare annotation is: false [2019-12-07 10:35:19,463 INFO L242 CegarLoopResult]: At program point L362-2(lines 347 365) the Hoare annotation is: false [2019-12-07 10:35:19,463 INFO L242 CegarLoopResult]: At program point L362-3(lines 347 365) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~3 (_ bv0 32))) .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)) .cse2 .cse3) (and .cse0 .cse1 (= ~waterLevel~0 (_ bv2 32)) .cse2 .cse3))) [2019-12-07 10:35:19,463 INFO L242 CegarLoopResult]: At program point L362-4(lines 347 365) the Hoare annotation is: false [2019-12-07 10:35:19,463 INFO L242 CegarLoopResult]: At program point L362-5(lines 347 365) the Hoare annotation is: false [2019-12-07 10:35:19,463 INFO L242 CegarLoopResult]: At program point L362-6(lines 347 365) the Hoare annotation is: false [2019-12-07 10:35:19,463 INFO L246 CegarLoopResult]: For program point L131(lines 131 137) no Hoare annotation was computed. [2019-12-07 10:35:19,463 INFO L242 CegarLoopResult]: At program point L362-7(lines 347 365) the Hoare annotation is: false [2019-12-07 10:35:19,463 INFO L246 CegarLoopResult]: For program point L131-1(lines 131 137) no Hoare annotation was computed. [2019-12-07 10:35:19,463 INFO L242 CegarLoopResult]: At program point L362-8(lines 347 365) the Hoare annotation is: false [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L131-2(lines 131 137) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L242 CegarLoopResult]: At program point L362-9(lines 347 365) the Hoare annotation is: false [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L131-3(lines 131 137) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L242 CegarLoopResult]: At program point L362-10(lines 347 365) the Hoare annotation is: false [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L131-4(lines 131 137) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L242 CegarLoopResult]: At program point L362-11(lines 347 365) the Hoare annotation is: false [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L131-5(lines 131 137) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L131-6(lines 131 137) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L131-7(lines 131 137) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L131-8(lines 131 137) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L131-9(lines 131 137) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L131-10(lines 131 137) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 521) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L131-11(lines 131 137) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L1024(lines 1024 1031) no Hoare annotation was computed. [2019-12-07 10:35:19,464 INFO L249 CegarLoopResult]: At program point L1024-1(lines 1024 1031) the Hoare annotation is: true [2019-12-07 10:35:19,464 INFO L246 CegarLoopResult]: For program point L430(lines 430 436) no Hoare annotation was computed. [2019-12-07 10:35:19,465 INFO L242 CegarLoopResult]: At program point L430-1(lines 430 436) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3 .cse4) (and .cse5 .cse0 .cse1 .cse3 .cse4) (and .cse0 .cse6 .cse2 .cse3 .cse4))) [2019-12-07 10:35:19,465 INFO L242 CegarLoopResult]: At program point L298(lines 291 301) the Hoare annotation is: (and (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:35:19,465 INFO L242 CegarLoopResult]: At program point L298-1(lines 291 301) the Hoare annotation is: false [2019-12-07 10:35:19,465 INFO L246 CegarLoopResult]: For program point L232(lines 232 240) no Hoare annotation was computed. [2019-12-07 10:35:19,465 INFO L242 CegarLoopResult]: At program point L298-2(lines 291 301) the Hoare annotation is: false [2019-12-07 10:35:19,465 INFO L246 CegarLoopResult]: For program point L232-1(lines 232 240) no Hoare annotation was computed. [2019-12-07 10:35:19,465 INFO L246 CegarLoopResult]: For program point L232-2(lines 232 240) no Hoare annotation was computed. [2019-12-07 10:35:19,465 INFO L246 CegarLoopResult]: For program point L232-3(lines 232 240) no Hoare annotation was computed. [2019-12-07 10:35:19,465 INFO L246 CegarLoopResult]: For program point L232-4(lines 232 240) no Hoare annotation was computed. [2019-12-07 10:35:19,465 INFO L246 CegarLoopResult]: For program point L232-5(lines 232 240) no Hoare annotation was computed. [2019-12-07 10:35:19,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 10:35:19 BoogieIcfgContainer [2019-12-07 10:35:19,492 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 10:35:19,493 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 10:35:19,493 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 10:35:19,493 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 10:35:19,493 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:35:02" (3/4) ... [2019-12-07 10:35:19,496 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 10:35:19,512 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 10:35:19,513 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 10:35:19,515 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 10:35:19,516 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 10:35:19,517 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 10:35:19,518 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 10:35:19,519 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 10:35:19,539 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 10:35:19,540 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 10:35:19,540 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 10:35:19,540 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == tmp) && 2bv32 == \result) || ((((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == tmp) && 2bv32 == \result)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == tmp) && 2bv32 == \result) [2019-12-07 10:35:19,540 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 10:35:19,540 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 10:35:19,540 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 10:35:19,541 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == pumpRunning && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 10:35:19,541 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 10:35:19,541 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 10:35:19,541 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 10:35:19,541 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 10:35:19,542 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result) || (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 10:35:19,542 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 10:35:19,543 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 10:35:19,543 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 10:35:19,543 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((1bv32 == \result && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 10:35:19,544 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(systemActive == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 10:35:19,545 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 10:35:19,546 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && tmp == 0bv32) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32) [2019-12-07 10:35:19,598 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7e09aced-061c-4656-b2cc-97e75da06834/bin/utaipan/witness.graphml [2019-12-07 10:35:19,599 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 10:35:19,600 INFO L168 Benchmark]: Toolchain (without parser) took 18138.89 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 424.1 MB). Free memory was 947.0 MB in the beginning and 1.2 GB in the end (delta: -275.0 MB). Peak memory consumption was 149.2 MB. Max. memory is 11.5 GB. [2019-12-07 10:35:19,600 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 10:35:19,600 INFO L168 Benchmark]: CACSL2BoogieTranslator took 395.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2019-12-07 10:35:19,600 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.30 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 10:35:19,601 INFO L168 Benchmark]: Boogie Preprocessor took 43.76 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 10:35:19,601 INFO L168 Benchmark]: RCFGBuilder took 725.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 992.0 MB in the end (delta: 87.0 MB). Peak memory consumption was 87.0 MB. Max. memory is 11.5 GB. [2019-12-07 10:35:19,601 INFO L168 Benchmark]: TraceAbstraction took 16809.33 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 300.4 MB). Free memory was 985.2 MB in the beginning and 1.2 GB in the end (delta: -249.2 MB). Peak memory consumption was 436.5 MB. Max. memory is 11.5 GB. [2019-12-07 10:35:19,601 INFO L168 Benchmark]: Witness Printer took 106.01 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. [2019-12-07 10:35:19,603 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 395.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.30 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.76 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 725.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 992.0 MB in the end (delta: 87.0 MB). Peak memory consumption was 87.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16809.33 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 300.4 MB). Free memory was 985.2 MB in the beginning and 1.2 GB in the end (delta: -249.2 MB). Peak memory consumption was 436.5 MB. Max. memory is 11.5 GB. * Witness Printer took 106.01 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 521]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 521]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 521]: 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: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: (((((((!(systemActive == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((1bv32 == \result && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1024]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == tmp) && 2bv32 == \result) || ((((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == tmp) && 2bv32 == \result)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == tmp) && 2bv32 == \result) - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: (((((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && tmp == 0bv32) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1014]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: ((((((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result) || (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && waterLevel == 2bv32) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 200 locations, 3 error locations. Result: SAFE, OverallTime: 8.9s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.8s, HoareTripleCheckerStatistics: 1798 SDtfs, 4354 SDslu, 4891 SDs, 0 SdLazy, 1213 SolverSat, 276 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1305 GetRequests, 1145 SyntacticMatches, 0 SemanticMatches, 160 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5852 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=518occurred 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, 11 MinimizatonAttempts, 3474 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 75 PreInvPairs, 228 NumberOfFragments, 1094 HoareAnnotationTreeSize, 75 FomulaSimplifications, 656882 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 75 FomulaSimplificationsInter, 478310 FormulaSimplificationTreeSizeReductionInter, 7.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 560 NumberOfCodeBlocks, 560 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1094 ConstructedInterpolants, 0 QuantifiedInterpolants, 115570 SizeOfPredicates, 33 NumberOfNonLiveVariables, 2783 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 288/312 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...