./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6b9b08cafcd1ede2e2b3a8fb1be067350eaac45a7dc4fb4db0fb4cb0fdccd74 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6b9b08cafcd1ede2e2b3a8fb1be067350eaac45a7dc4fb4db0fb4cb0fdccd74 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:57:57,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:57:57,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:57:57,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:57:57,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:57:57,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:57:57,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:57:57,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:57:57,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:57:57,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:57:57,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:57:57,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:57:57,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:57:57,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:57:57,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:57:57,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:57:57,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:57:57,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:57:57,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:57:57,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:57:57,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:57:57,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:57:57,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:57:57,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:57:57,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:57:57,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:57:57,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:57:57,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:57:57,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:57:57,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:57:57,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:57:57,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:57:57,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:57:57,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:57:57,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:57:57,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:57:57,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:57:57,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:57:57,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:57:57,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:57:57,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:57:57,443 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:57:57,469 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:57:57,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:57:57,471 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:57:57,471 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:57:57,471 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:57:57,471 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:57:57,472 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:57:57,472 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:57:57,472 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:57:57,472 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:57:57,473 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:57:57,473 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:57:57,473 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:57:57,473 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:57:57,474 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:57:57,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:57:57,475 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:57:57,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:57:57,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:57:57,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:57:57,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:57:57,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:57:57,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:57:57,476 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:57:57,476 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:57:57,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:57:57,477 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:57:57,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:57:57,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:57:57,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:57:57,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:57:57,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:57:57,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:57:57,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:57:57,479 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:57:57,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:57:57,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:57:57,479 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:57:57,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:57:57,480 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6b9b08cafcd1ede2e2b3a8fb1be067350eaac45a7dc4fb4db0fb4cb0fdccd74 [2021-10-29 05:57:57,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:57:57,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:57:57,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:57:57,747 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:57:57,750 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:57:57,751 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2021-10-29 05:57:57,811 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/data/7e55f8269/9d2cd18574654375ae142be294186406/FLAG5c08ad45d [2021-10-29 05:57:58,470 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:57:58,470 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2021-10-29 05:57:58,491 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/data/7e55f8269/9d2cd18574654375ae142be294186406/FLAG5c08ad45d [2021-10-29 05:57:58,722 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/data/7e55f8269/9d2cd18574654375ae142be294186406 [2021-10-29 05:57:58,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:57:58,726 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:57:58,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:57:58,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:57:58,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:57:58,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:57:58" (1/1) ... [2021-10-29 05:57:58,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2439dd7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:58, skipping insertion in model container [2021-10-29 05:57:58,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:57:58" (1/1) ... [2021-10-29 05:57:58,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:57:58,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:57:58,936 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c[1605,1618] [2021-10-29 05:57:59,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:57:59,144 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) [2021-10-29 05:57:59,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64ada5f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:59, skipping insertion in model container [2021-10-29 05:57:59,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:57:59,145 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:57:59,147 INFO L168 Benchmark]: Toolchain (without parser) took 419.61 ms. Allocated memory is still 86.0 MB. Free memory was 55.8 MB in the beginning and 41.6 MB in the end (delta: 14.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:57:59,149 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 71.3 MB. Free memory was 46.7 MB in the beginning and 46.7 MB in the end (delta: 40.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:57:59,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 414.13 ms. Allocated memory is still 86.0 MB. Free memory was 55.6 MB in the beginning and 41.7 MB in the end (delta: 13.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:57:59,153 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 71.3 MB. Free memory was 46.7 MB in the beginning and 46.7 MB in the end (delta: 40.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 414.13 ms. Allocated memory is still 86.0 MB. Free memory was 55.6 MB in the beginning and 41.7 MB in the end (delta: 13.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 153]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:58:01,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:58:01,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:58:01,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:58:01,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:58:01,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:58:01,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:58:01,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:58:01,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:58:01,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:58:01,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:58:01,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:58:01,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:58:01,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:58:01,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:58:01,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:58:01,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:58:01,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:58:01,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:58:01,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:58:01,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:58:01,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:58:01,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:58:01,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:58:01,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:58:01,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:58:01,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:58:01,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:58:01,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:58:01,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:58:01,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:58:01,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:58:01,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:58:01,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:58:01,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:58:01,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:58:01,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:58:01,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:58:01,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:58:01,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:58:01,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:58:01,617 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:58:01,659 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:58:01,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:58:01,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:58:01,661 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:58:01,661 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:58:01,661 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:58:01,661 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:58:01,662 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:58:01,662 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:58:01,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:58:01,664 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:58:01,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:58:01,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:58:01,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:58:01,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:58:01,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:58:01,666 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:58:01,666 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:58:01,667 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:58:01,667 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:58:01,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:58:01,668 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:58:01,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:58:01,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:58:01,669 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:58:01,669 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:58:01,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:58:01,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:58:01,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:58:01,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:58:01,670 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:58:01,671 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:58:01,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:58:01,671 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:58:01,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:58:01,672 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6b9b08cafcd1ede2e2b3a8fb1be067350eaac45a7dc4fb4db0fb4cb0fdccd74 [2021-10-29 05:58:02,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:58:02,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:58:02,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:58:02,087 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:58:02,088 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:58:02,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2021-10-29 05:58:02,145 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/data/f49b3e848/35394c2b2f7a4d708badc5a6c5fa3202/FLAGee78a0d3d [2021-10-29 05:58:02,692 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:58:02,693 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2021-10-29 05:58:02,711 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/data/f49b3e848/35394c2b2f7a4d708badc5a6c5fa3202/FLAGee78a0d3d [2021-10-29 05:58:03,007 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/data/f49b3e848/35394c2b2f7a4d708badc5a6c5fa3202 [2021-10-29 05:58:03,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:58:03,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:58:03,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:58:03,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:58:03,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:58:03,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:58:03" (1/1) ... [2021-10-29 05:58:03,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c0ff002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:03, skipping insertion in model container [2021-10-29 05:58:03,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:58:03" (1/1) ... [2021-10-29 05:58:03,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:58:03,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:58:03,296 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c[1605,1618] [2021-10-29 05:58:03,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:58:03,522 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:58:03,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:58:03,537 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c[1605,1618] [2021-10-29 05:58:03,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:58:03,642 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:58:03,667 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c[1605,1618] [2021-10-29 05:58:03,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:58:03,776 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:58:03,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:03 WrapperNode [2021-10-29 05:58:03,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:58:03,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:58:03,778 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:58:03,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:58:03,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:03" (1/1) ... [2021-10-29 05:58:03,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:03" (1/1) ... [2021-10-29 05:58:03,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:58:03,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:58:03,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:58:03,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:58:03,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:03" (1/1) ... [2021-10-29 05:58:03,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:03" (1/1) ... [2021-10-29 05:58:03,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:03" (1/1) ... [2021-10-29 05:58:03,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:03" (1/1) ... [2021-10-29 05:58:03,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:03" (1/1) ... [2021-10-29 05:58:04,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:03" (1/1) ... [2021-10-29 05:58:04,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:03" (1/1) ... [2021-10-29 05:58:04,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:58:04,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:58:04,048 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:58:04,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:58:04,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:03" (1/1) ... [2021-10-29 05:58:04,066 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:58:04,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:58:04,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:58:04,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:58:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:58:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:58:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:58:04,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:58:07,008 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:58:07,008 INFO L299 CfgBuilder]: Removed 354 assume(true) statements. [2021-10-29 05:58:07,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:58:07 BoogieIcfgContainer [2021-10-29 05:58:07,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:58:07,013 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:58:07,013 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:58:07,016 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:58:07,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:58:03" (1/3) ... [2021-10-29 05:58:07,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@533af75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:58:07, skipping insertion in model container [2021-10-29 05:58:07,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:03" (2/3) ... [2021-10-29 05:58:07,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@533af75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:58:07, skipping insertion in model container [2021-10-29 05:58:07,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:58:07" (3/3) ... [2021-10-29 05:58:07,020 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product64.cil.c [2021-10-29 05:58:07,025 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:58:07,025 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:58:07,089 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:58:07,096 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:58:07,097 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:58:07,116 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:07,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 05:58:07,123 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:07,124 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:07,124 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:07,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:07,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1807762564, now seen corresponding path program 1 times [2021-10-29 05:58:07,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:07,144 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [118151150] [2021-10-29 05:58:07,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:07,145 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:07,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:07,148 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:07,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:58:07,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:07,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:58:07,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:07,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:07,486 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:07,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:07,558 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:07,558 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [118151150] [2021-10-29 05:58:07,559 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [118151150] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:07,559 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:07,559 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:58:07,564 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209505978] [2021-10-29 05:58:07,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:58:07,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:07,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:58:07,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:58:07,592 INFO L87 Difference]: Start difference. First operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:07,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:07,655 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2021-10-29 05:58:07,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:58:07,657 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-29 05:58:07,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:07,671 INFO L225 Difference]: With dead ends: 448 [2021-10-29 05:58:07,671 INFO L226 Difference]: Without dead ends: 223 [2021-10-29 05:58:07,675 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:58:07,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-10-29 05:58:07,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-10-29 05:58:07,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 220 states have (on average 1.4863636363636363) internal successors, (327), 222 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:07,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2021-10-29 05:58:07,735 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2021-10-29 05:58:07,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:07,735 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2021-10-29 05:58:07,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:07,736 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2021-10-29 05:58:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 05:58:07,740 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:07,740 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:07,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-10-29 05:58:07,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:07,944 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:07,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:07,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1440447835, now seen corresponding path program 1 times [2021-10-29 05:58:07,946 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:07,946 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2138593486] [2021-10-29 05:58:07,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:07,947 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:07,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:07,949 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:07,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:58:08,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:08,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:58:08,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:08,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:08,225 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:08,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:08,280 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:08,280 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2138593486] [2021-10-29 05:58:08,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2138593486] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:08,281 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:08,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:58:08,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003656338] [2021-10-29 05:58:08,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:58:08,284 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:08,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:58:08,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:58:08,287 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:08,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:08,328 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2021-10-29 05:58:08,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:58:08,329 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-29 05:58:08,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:08,330 INFO L225 Difference]: With dead ends: 223 [2021-10-29 05:58:08,330 INFO L226 Difference]: Without dead ends: 85 [2021-10-29 05:58:08,332 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:58:08,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-29 05:58:08,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-29 05:58:08,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:08,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-10-29 05:58:08,348 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2021-10-29 05:58:08,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:08,349 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-10-29 05:58:08,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:08,349 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-10-29 05:58:08,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 05:58:08,350 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:08,350 INFO L513 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] [2021-10-29 05:58:08,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:08,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:08,563 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:08,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:08,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1020108702, now seen corresponding path program 1 times [2021-10-29 05:58:08,568 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:08,568 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1063105945] [2021-10-29 05:58:08,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:08,568 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:08,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:08,569 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:08,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:58:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:08,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:58:08,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:08,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:08,849 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:08,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:08,922 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:08,922 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1063105945] [2021-10-29 05:58:08,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1063105945] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:08,922 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:08,922 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:58:08,923 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259098464] [2021-10-29 05:58:08,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:58:08,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:08,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:58:08,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:58:08,926 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:08,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:08,989 INFO L93 Difference]: Finished difference Result 266 states and 394 transitions. [2021-10-29 05:58:08,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:58:08,990 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-29 05:58:08,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:08,994 INFO L225 Difference]: With dead ends: 266 [2021-10-29 05:58:08,995 INFO L226 Difference]: Without dead ends: 187 [2021-10-29 05:58:08,998 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:58:09,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-10-29 05:58:09,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 104. [2021-10-29 05:58:09,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 103 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:09,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 153 transitions. [2021-10-29 05:58:09,022 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 153 transitions. Word has length 22 [2021-10-29 05:58:09,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:09,022 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 153 transitions. [2021-10-29 05:58:09,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:09,023 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2021-10-29 05:58:09,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 05:58:09,024 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:09,024 INFO L513 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] [2021-10-29 05:58:09,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:09,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:09,241 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:09,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:09,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1236801791, now seen corresponding path program 1 times [2021-10-29 05:58:09,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:09,242 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1457719018] [2021-10-29 05:58:09,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:09,243 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:09,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:09,247 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:09,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:58:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:09,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:58:09,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:09,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:09,527 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:09,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:09,583 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:09,583 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1457719018] [2021-10-29 05:58:09,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1457719018] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:09,583 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:09,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 05:58:09,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060733884] [2021-10-29 05:58:09,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:58:09,584 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:09,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:58:09,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:58:09,585 INFO L87 Difference]: Start difference. First operand 104 states and 153 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:09,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:09,663 INFO L93 Difference]: Finished difference Result 208 states and 308 transitions. [2021-10-29 05:58:09,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:58:09,664 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-29 05:58:09,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:09,665 INFO L225 Difference]: With dead ends: 208 [2021-10-29 05:58:09,665 INFO L226 Difference]: Without dead ends: 110 [2021-10-29 05:58:09,667 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:58:09,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-10-29 05:58:09,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2021-10-29 05:58:09,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.4299065420560748) internal successors, (153), 107 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:09,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 153 transitions. [2021-10-29 05:58:09,692 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 153 transitions. Word has length 25 [2021-10-29 05:58:09,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:09,692 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 153 transitions. [2021-10-29 05:58:09,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:09,693 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2021-10-29 05:58:09,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 05:58:09,698 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:09,698 INFO L513 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] [2021-10-29 05:58:09,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:09,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:09,910 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:09,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:09,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1574884233, now seen corresponding path program 1 times [2021-10-29 05:58:09,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:09,912 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [492561612] [2021-10-29 05:58:09,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:09,913 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:09,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:09,914 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:09,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:58:10,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:10,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:58:10,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:10,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:10,278 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:10,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:10,382 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:10,383 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [492561612] [2021-10-29 05:58:10,386 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [492561612] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:10,386 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:10,386 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-29 05:58:10,387 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926201233] [2021-10-29 05:58:10,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:58:10,388 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:10,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:58:10,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:58:10,390 INFO L87 Difference]: Start difference. First operand 108 states and 153 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:10,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:10,554 INFO L93 Difference]: Finished difference Result 527 states and 760 transitions. [2021-10-29 05:58:10,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 05:58:10,554 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-29 05:58:10,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:10,557 INFO L225 Difference]: With dead ends: 527 [2021-10-29 05:58:10,557 INFO L226 Difference]: Without dead ends: 425 [2021-10-29 05:58:10,558 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:58:10,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2021-10-29 05:58:10,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 202. [2021-10-29 05:58:10,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 201 states have (on average 1.4129353233830846) internal successors, (284), 201 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:10,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 284 transitions. [2021-10-29 05:58:10,582 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 284 transitions. Word has length 25 [2021-10-29 05:58:10,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:10,583 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 284 transitions. [2021-10-29 05:58:10,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:10,584 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 284 transitions. [2021-10-29 05:58:10,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 05:58:10,586 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:10,586 INFO L513 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] [2021-10-29 05:58:10,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:10,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:10,801 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:10,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:10,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1778691327, now seen corresponding path program 1 times [2021-10-29 05:58:10,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:10,803 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1048298109] [2021-10-29 05:58:10,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:10,803 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:10,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:10,805 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:10,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 05:58:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:11,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:58:11,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:11,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:11,143 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:11,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:11,209 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:11,209 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1048298109] [2021-10-29 05:58:11,210 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1048298109] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:11,210 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:11,210 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:58:11,210 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750582825] [2021-10-29 05:58:11,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:58:11,211 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:11,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:58:11,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:58:11,212 INFO L87 Difference]: Start difference. First operand 202 states and 284 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:11,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:11,441 INFO L93 Difference]: Finished difference Result 582 states and 821 transitions. [2021-10-29 05:58:11,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 05:58:11,442 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-29 05:58:11,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:11,446 INFO L225 Difference]: With dead ends: 582 [2021-10-29 05:58:11,446 INFO L226 Difference]: Without dead ends: 580 [2021-10-29 05:58:11,447 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:58:11,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-10-29 05:58:11,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 202. [2021-10-29 05:58:11,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 201 states have (on average 1.4029850746268657) internal successors, (282), 201 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:11,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 282 transitions. [2021-10-29 05:58:11,473 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 282 transitions. Word has length 26 [2021-10-29 05:58:11,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:11,473 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 282 transitions. [2021-10-29 05:58:11,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:11,474 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 282 transitions. [2021-10-29 05:58:11,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 05:58:11,475 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:11,475 INFO L513 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] [2021-10-29 05:58:11,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:11,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:11,689 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:11,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:11,689 INFO L85 PathProgramCache]: Analyzing trace with hash -140112457, now seen corresponding path program 1 times [2021-10-29 05:58:11,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:11,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1911562661] [2021-10-29 05:58:11,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:11,691 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:11,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:11,692 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:11,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 05:58:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:11,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:58:11,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:12,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:12,057 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:12,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:12,133 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:12,133 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1911562661] [2021-10-29 05:58:12,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1911562661] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:12,134 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:12,134 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:58:12,134 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488790430] [2021-10-29 05:58:12,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:58:12,135 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:12,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:58:12,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:58:12,137 INFO L87 Difference]: Start difference. First operand 202 states and 282 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:12,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:12,263 INFO L93 Difference]: Finished difference Result 570 states and 788 transitions. [2021-10-29 05:58:12,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:58:12,264 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-29 05:58:12,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:12,267 INFO L225 Difference]: With dead ends: 570 [2021-10-29 05:58:12,267 INFO L226 Difference]: Without dead ends: 374 [2021-10-29 05:58:12,268 INFO L786 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 [2021-10-29 05:58:12,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2021-10-29 05:58:12,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 220. [2021-10-29 05:58:12,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 219 states have (on average 1.36986301369863) internal successors, (300), 219 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:12,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 300 transitions. [2021-10-29 05:58:12,295 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 300 transitions. Word has length 35 [2021-10-29 05:58:12,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:12,295 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 300 transitions. [2021-10-29 05:58:12,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:12,296 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 300 transitions. [2021-10-29 05:58:12,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 05:58:12,297 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:12,297 INFO L513 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] [2021-10-29 05:58:12,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:12,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:12,509 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:12,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:12,510 INFO L85 PathProgramCache]: Analyzing trace with hash -726918471, now seen corresponding path program 1 times [2021-10-29 05:58:12,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:12,510 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1018657402] [2021-10-29 05:58:12,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:12,511 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:12,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:12,512 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:12,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-29 05:58:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:12,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 05:58:12,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:12,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:12,887 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:12,975 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:12,975 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1018657402] [2021-10-29 05:58:12,976 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1018657402] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:12,976 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:12,976 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-29 05:58:12,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108731838] [2021-10-29 05:58:12,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:58:12,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:12,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:58:12,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:58:12,978 INFO L87 Difference]: Start difference. First operand 220 states and 300 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:13,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:13,085 INFO L93 Difference]: Finished difference Result 620 states and 838 transitions. [2021-10-29 05:58:13,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:58:13,091 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-29 05:58:13,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:13,095 INFO L225 Difference]: With dead ends: 620 [2021-10-29 05:58:13,095 INFO L226 Difference]: Without dead ends: 406 [2021-10-29 05:58:13,097 INFO L786 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 [2021-10-29 05:58:13,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2021-10-29 05:58:13,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 232. [2021-10-29 05:58:13,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 231 states have (on average 1.3506493506493507) internal successors, (312), 231 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:13,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 312 transitions. [2021-10-29 05:58:13,125 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 312 transitions. Word has length 35 [2021-10-29 05:58:13,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:13,126 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 312 transitions. [2021-10-29 05:58:13,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:13,126 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 312 transitions. [2021-10-29 05:58:13,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 05:58:13,127 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:13,127 INFO L513 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] [2021-10-29 05:58:13,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:13,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:13,341 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:13,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:13,342 INFO L85 PathProgramCache]: Analyzing trace with hash -2006782149, now seen corresponding path program 1 times [2021-10-29 05:58:13,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:13,342 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [469687910] [2021-10-29 05:58:13,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:13,343 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:13,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:13,344 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:13,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-29 05:58:13,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:13,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:58:13,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:13,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:13,763 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:13,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:13,883 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:13,883 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [469687910] [2021-10-29 05:58:13,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [469687910] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:13,884 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:13,884 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:58:13,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857026393] [2021-10-29 05:58:13,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:58:13,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:13,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:58:13,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:58:13,886 INFO L87 Difference]: Start difference. First operand 232 states and 312 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:13,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:13,994 INFO L93 Difference]: Finished difference Result 714 states and 964 transitions. [2021-10-29 05:58:13,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:58:13,994 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-29 05:58:13,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:13,998 INFO L225 Difference]: With dead ends: 714 [2021-10-29 05:58:13,998 INFO L226 Difference]: Without dead ends: 488 [2021-10-29 05:58:13,999 INFO L786 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 [2021-10-29 05:58:14,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2021-10-29 05:58:14,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 396. [2021-10-29 05:58:14,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 395 states have (on average 1.3341772151898734) internal successors, (527), 395 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:14,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 527 transitions. [2021-10-29 05:58:14,043 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 527 transitions. Word has length 35 [2021-10-29 05:58:14,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:14,044 INFO L470 AbstractCegarLoop]: Abstraction has 396 states and 527 transitions. [2021-10-29 05:58:14,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:14,044 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 527 transitions. [2021-10-29 05:58:14,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 05:58:14,045 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:14,046 INFO L513 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] [2021-10-29 05:58:14,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:14,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:14,258 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:14,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:14,259 INFO L85 PathProgramCache]: Analyzing trace with hash 2053051901, now seen corresponding path program 1 times [2021-10-29 05:58:14,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:14,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [178323634] [2021-10-29 05:58:14,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:14,259 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:14,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:14,260 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:14,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-29 05:58:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:14,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:58:14,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:14,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:14,650 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:14,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:14,792 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:14,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [178323634] [2021-10-29 05:58:14,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [178323634] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:14,792 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:14,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-29 05:58:14,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944870369] [2021-10-29 05:58:14,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 05:58:14,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:14,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 05:58:14,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:58:14,793 INFO L87 Difference]: Start difference. First operand 396 states and 527 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:16,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:16,743 INFO L93 Difference]: Finished difference Result 1768 states and 2320 transitions. [2021-10-29 05:58:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-29 05:58:16,743 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-29 05:58:16,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:16,751 INFO L225 Difference]: With dead ends: 1768 [2021-10-29 05:58:16,752 INFO L226 Difference]: Without dead ends: 1378 [2021-10-29 05:58:16,753 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-10-29 05:58:16,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1378 states. [2021-10-29 05:58:16,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1378 to 396. [2021-10-29 05:58:16,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 395 states have (on average 1.3113924050632912) internal successors, (518), 395 states have internal predecessors, (518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:16,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 518 transitions. [2021-10-29 05:58:16,816 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 518 transitions. Word has length 36 [2021-10-29 05:58:16,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:16,818 INFO L470 AbstractCegarLoop]: Abstraction has 396 states and 518 transitions. [2021-10-29 05:58:16,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:16,819 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 518 transitions. [2021-10-29 05:58:16,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 05:58:16,820 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:16,821 INFO L513 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2021-10-29 05:58:16,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:17,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:17,033 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:17,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:17,034 INFO L85 PathProgramCache]: Analyzing trace with hash 554198107, now seen corresponding path program 1 times [2021-10-29 05:58:17,035 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:17,035 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1425102804] [2021-10-29 05:58:17,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:17,035 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:17,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:17,036 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:17,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-29 05:58:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:17,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:58:17,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:17,512 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 05:58:17,512 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:17,700 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 05:58:17,700 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:17,700 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1425102804] [2021-10-29 05:58:17,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1425102804] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:17,701 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:17,701 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-29 05:58:17,701 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800859600] [2021-10-29 05:58:17,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 05:58:17,701 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:17,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 05:58:17,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:58:17,702 INFO L87 Difference]: Start difference. First operand 396 states and 518 transitions. Second operand has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:21,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:21,333 INFO L93 Difference]: Finished difference Result 1408 states and 1832 transitions. [2021-10-29 05:58:21,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-29 05:58:21,334 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-10-29 05:58:21,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:21,335 INFO L225 Difference]: With dead ends: 1408 [2021-10-29 05:58:21,335 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:58:21,337 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-10-29 05:58:21,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:58:21,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:58:21,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:21,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:58:21,338 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-10-29 05:58:21,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:21,339 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:58:21,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:21,339 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:58:21,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:58:21,343 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:58:21,343 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:58:21,344 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:58:21,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:21,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:21,558 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:58:21,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:21,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:23,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:24,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:24,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:24,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:25,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:25,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:25,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:25,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:25,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:25,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:25,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:25,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:25,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:25,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:25,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:26,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:38,586 INFO L857 garLoopResultBuilder]: For program point L894(lines 894 898) no Hoare annotation was computed. [2021-10-29 05:58:38,586 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-29 05:58:38,587 INFO L853 garLoopResultBuilder]: At program point L1027(lines 976 1028) the Hoare annotation is: false [2021-10-29 05:58:38,587 INFO L857 garLoopResultBuilder]: For program point L829(lines 829 833) no Hoare annotation was computed. [2021-10-29 05:58:38,587 INFO L857 garLoopResultBuilder]: For program point L829-2(lines 829 833) no Hoare annotation was computed. [2021-10-29 05:58:38,587 INFO L857 garLoopResultBuilder]: For program point L829-3(lines 829 833) no Hoare annotation was computed. [2021-10-29 05:58:38,587 INFO L857 garLoopResultBuilder]: For program point L829-5(lines 829 833) no Hoare annotation was computed. [2021-10-29 05:58:38,587 INFO L857 garLoopResultBuilder]: For program point L829-6(lines 829 833) no Hoare annotation was computed. [2021-10-29 05:58:38,588 INFO L857 garLoopResultBuilder]: For program point L829-8(lines 829 833) no Hoare annotation was computed. [2021-10-29 05:58:38,588 INFO L857 garLoopResultBuilder]: For program point L829-9(lines 829 833) no Hoare annotation was computed. [2021-10-29 05:58:38,588 INFO L857 garLoopResultBuilder]: For program point L829-11(lines 829 833) no Hoare annotation was computed. [2021-10-29 05:58:38,588 INFO L857 garLoopResultBuilder]: For program point L829-12(lines 829 833) no Hoare annotation was computed. [2021-10-29 05:58:38,588 INFO L857 garLoopResultBuilder]: For program point L829-14(lines 829 833) no Hoare annotation was computed. [2021-10-29 05:58:38,588 INFO L857 garLoopResultBuilder]: For program point L829-15(lines 829 833) no Hoare annotation was computed. [2021-10-29 05:58:38,588 INFO L857 garLoopResultBuilder]: For program point L829-17(lines 829 833) no Hoare annotation was computed. [2021-10-29 05:58:38,589 INFO L853 garLoopResultBuilder]: At program point L962(lines 957 965) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) [2021-10-29 05:58:38,589 INFO L853 garLoopResultBuilder]: At program point L962-1(lines 957 965) the Hoare annotation is: false [2021-10-29 05:58:38,589 INFO L853 garLoopResultBuilder]: At program point L962-2(lines 957 965) the Hoare annotation is: false [2021-10-29 05:58:38,589 INFO L853 garLoopResultBuilder]: At program point L962-3(lines 957 965) the Hoare annotation is: false [2021-10-29 05:58:38,589 INFO L853 garLoopResultBuilder]: At program point L962-4(lines 957 965) the Hoare annotation is: false [2021-10-29 05:58:38,590 INFO L853 garLoopResultBuilder]: At program point L962-5(lines 957 965) the Hoare annotation is: false [2021-10-29 05:58:38,590 INFO L853 garLoopResultBuilder]: At program point L503-2(lines 503 517) the Hoare annotation is: false [2021-10-29 05:58:38,590 INFO L857 garLoopResultBuilder]: For program point L107(lines 107 120) no Hoare annotation was computed. [2021-10-29 05:58:38,590 INFO L853 garLoopResultBuilder]: At program point L107-1(lines 1 1034) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 (_ bv0 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-29 05:58:38,590 INFO L857 garLoopResultBuilder]: For program point L107-2(lines 107 120) no Hoare annotation was computed. [2021-10-29 05:58:38,590 INFO L853 garLoopResultBuilder]: At program point L107-3(lines 1 1034) the Hoare annotation is: false [2021-10-29 05:58:38,591 INFO L857 garLoopResultBuilder]: For program point L107-4(lines 107 120) no Hoare annotation was computed. [2021-10-29 05:58:38,591 INFO L853 garLoopResultBuilder]: At program point L107-5(lines 1 1034) the Hoare annotation is: false [2021-10-29 05:58:38,591 INFO L857 garLoopResultBuilder]: For program point L504(line 504) no Hoare annotation was computed. [2021-10-29 05:58:38,591 INFO L853 garLoopResultBuilder]: At program point L835(lines 820 838) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) [2021-10-29 05:58:38,591 INFO L853 garLoopResultBuilder]: At program point L835-1(lines 820 838) the Hoare annotation is: false [2021-10-29 05:58:38,591 INFO L853 garLoopResultBuilder]: At program point L835-2(lines 820 838) the Hoare annotation is: false [2021-10-29 05:58:38,592 INFO L853 garLoopResultBuilder]: At program point L835-3(lines 820 838) the Hoare annotation is: false [2021-10-29 05:58:38,592 INFO L853 garLoopResultBuilder]: At program point L835-4(lines 820 838) the Hoare annotation is: false [2021-10-29 05:58:38,592 INFO L853 garLoopResultBuilder]: At program point L835-5(lines 820 838) the Hoare annotation is: false [2021-10-29 05:58:38,592 INFO L857 garLoopResultBuilder]: For program point L639(lines 639 656) no Hoare annotation was computed. [2021-10-29 05:58:38,592 INFO L857 garLoopResultBuilder]: For program point L639-1(lines 639 656) no Hoare annotation was computed. [2021-10-29 05:58:38,592 INFO L857 garLoopResultBuilder]: For program point L639-2(lines 639 656) no Hoare annotation was computed. [2021-10-29 05:58:38,593 INFO L857 garLoopResultBuilder]: For program point L639-3(lines 639 656) no Hoare annotation was computed. [2021-10-29 05:58:38,593 INFO L857 garLoopResultBuilder]: For program point L639-4(lines 639 656) no Hoare annotation was computed. [2021-10-29 05:58:38,593 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 511) no Hoare annotation was computed. [2021-10-29 05:58:38,593 INFO L857 garLoopResultBuilder]: For program point L639-5(lines 639 656) no Hoare annotation was computed. [2021-10-29 05:58:38,593 INFO L857 garLoopResultBuilder]: For program point L507-1(lines 607 613) no Hoare annotation was computed. [2021-10-29 05:58:38,593 INFO L857 garLoopResultBuilder]: For program point L639-6(lines 639 656) no Hoare annotation was computed. [2021-10-29 05:58:38,593 INFO L857 garLoopResultBuilder]: For program point L639-7(lines 639 656) no Hoare annotation was computed. [2021-10-29 05:58:38,594 INFO L857 garLoopResultBuilder]: For program point L639-8(lines 639 656) no Hoare annotation was computed. [2021-10-29 05:58:38,594 INFO L857 garLoopResultBuilder]: For program point L639-9(lines 639 656) no Hoare annotation was computed. [2021-10-29 05:58:38,594 INFO L857 garLoopResultBuilder]: For program point L639-10(lines 639 656) no Hoare annotation was computed. [2021-10-29 05:58:38,594 INFO L857 garLoopResultBuilder]: For program point L639-11(lines 639 656) no Hoare annotation was computed. [2021-10-29 05:58:38,594 INFO L857 garLoopResultBuilder]: For program point L111(lines 111 117) no Hoare annotation was computed. [2021-10-29 05:58:38,594 INFO L857 garLoopResultBuilder]: For program point L111-2(lines 111 117) no Hoare annotation was computed. [2021-10-29 05:58:38,595 INFO L857 garLoopResultBuilder]: For program point L111-4(lines 111 117) no Hoare annotation was computed. [2021-10-29 05:58:38,595 INFO L853 garLoopResultBuilder]: At program point L907(lines 902 910) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-10-29 05:58:38,595 INFO L853 garLoopResultBuilder]: At program point L907-1(lines 902 910) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:38,595 INFO L853 garLoopResultBuilder]: At program point L907-2(lines 902 910) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:38,595 INFO L853 garLoopResultBuilder]: At program point L907-3(lines 902 910) the Hoare annotation is: false [2021-10-29 05:58:38,595 INFO L853 garLoopResultBuilder]: At program point L907-4(lines 902 910) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2))) [2021-10-29 05:58:38,596 INFO L853 garLoopResultBuilder]: At program point L907-5(lines 902 910) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (not (= ~systemActive~0 (_ bv0 32)))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-29 05:58:38,596 INFO L853 garLoopResultBuilder]: At program point L907-6(lines 902 910) the Hoare annotation is: false [2021-10-29 05:58:38,596 INFO L853 garLoopResultBuilder]: At program point L907-7(lines 902 910) the Hoare annotation is: false [2021-10-29 05:58:38,596 INFO L857 garLoopResultBuilder]: For program point L643(lines 643 651) no Hoare annotation was computed. [2021-10-29 05:58:38,596 INFO L853 garLoopResultBuilder]: At program point L907-8(lines 902 910) the Hoare annotation is: false [2021-10-29 05:58:38,596 INFO L857 garLoopResultBuilder]: For program point L643-1(lines 643 651) no Hoare annotation was computed. [2021-10-29 05:58:38,597 INFO L853 garLoopResultBuilder]: At program point L907-9(lines 902 910) the Hoare annotation is: false [2021-10-29 05:58:38,597 INFO L857 garLoopResultBuilder]: For program point L643-2(lines 643 651) no Hoare annotation was computed. [2021-10-29 05:58:38,597 INFO L853 garLoopResultBuilder]: At program point L907-10(lines 902 910) the Hoare annotation is: false [2021-10-29 05:58:38,597 INFO L857 garLoopResultBuilder]: For program point L643-3(lines 643 651) no Hoare annotation was computed. [2021-10-29 05:58:38,597 INFO L853 garLoopResultBuilder]: At program point L907-11(lines 902 910) the Hoare annotation is: false [2021-10-29 05:58:38,597 INFO L857 garLoopResultBuilder]: For program point L643-4(lines 643 651) no Hoare annotation was computed. [2021-10-29 05:58:38,598 INFO L853 garLoopResultBuilder]: At program point L907-12(lines 902 910) the Hoare annotation is: false [2021-10-29 05:58:38,598 INFO L857 garLoopResultBuilder]: For program point L643-5(lines 643 651) no Hoare annotation was computed. [2021-10-29 05:58:38,598 INFO L853 garLoopResultBuilder]: At program point L907-13(lines 902 910) the Hoare annotation is: false [2021-10-29 05:58:38,598 INFO L857 garLoopResultBuilder]: For program point L643-6(lines 643 651) no Hoare annotation was computed. [2021-10-29 05:58:38,598 INFO L853 garLoopResultBuilder]: At program point L907-14(lines 902 910) the Hoare annotation is: false [2021-10-29 05:58:38,598 INFO L857 garLoopResultBuilder]: For program point L643-7(lines 643 651) no Hoare annotation was computed. [2021-10-29 05:58:38,599 INFO L853 garLoopResultBuilder]: At program point L907-15(lines 902 910) the Hoare annotation is: false [2021-10-29 05:58:38,599 INFO L857 garLoopResultBuilder]: For program point L643-8(lines 643 651) no Hoare annotation was computed. [2021-10-29 05:58:38,599 INFO L853 garLoopResultBuilder]: At program point L907-16(lines 902 910) the Hoare annotation is: false [2021-10-29 05:58:38,599 INFO L857 garLoopResultBuilder]: For program point L643-9(lines 643 651) no Hoare annotation was computed. [2021-10-29 05:58:38,599 INFO L853 garLoopResultBuilder]: At program point L907-17(lines 902 910) the Hoare annotation is: false [2021-10-29 05:58:38,599 INFO L857 garLoopResultBuilder]: For program point L643-10(lines 643 651) no Hoare annotation was computed. [2021-10-29 05:58:38,599 INFO L857 garLoopResultBuilder]: For program point L643-11(lines 643 651) no Hoare annotation was computed. [2021-10-29 05:58:38,600 INFO L857 garLoopResultBuilder]: For program point L578(lines 578 585) no Hoare annotation was computed. [2021-10-29 05:58:38,600 INFO L860 garLoopResultBuilder]: At program point L578-1(lines 578 585) the Hoare annotation is: true [2021-10-29 05:58:38,600 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 849) no Hoare annotation was computed. [2021-10-29 05:58:38,600 INFO L853 garLoopResultBuilder]: At program point L843-1(lines 843 849) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2021-10-29 05:58:38,600 INFO L857 garLoopResultBuilder]: For program point L978(lines 977 1026) no Hoare annotation was computed. [2021-10-29 05:58:38,600 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-29 05:58:38,601 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-29 05:58:38,601 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-29 05:58:38,601 INFO L857 garLoopResultBuilder]: For program point L979(lines 979 983) no Hoare annotation was computed. [2021-10-29 05:58:38,601 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:58:38,601 INFO L860 garLoopResultBuilder]: At program point L587(lines 568 590) the Hoare annotation is: true [2021-10-29 05:58:38,601 INFO L857 garLoopResultBuilder]: For program point L987(lines 987 993) no Hoare annotation was computed. [2021-10-29 05:58:38,601 INFO L853 garLoopResultBuilder]: At program point L987-1(lines 987 993) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 (_ bv0 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-29 05:58:38,602 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:58:38,602 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-29 05:58:38,602 INFO L857 garLoopResultBuilder]: For program point L727(lines 727 733) no Hoare annotation was computed. [2021-10-29 05:58:38,602 INFO L857 garLoopResultBuilder]: For program point L727-2(lines 727 733) no Hoare annotation was computed. [2021-10-29 05:58:38,602 INFO L857 garLoopResultBuilder]: For program point L727-4(lines 727 733) no Hoare annotation was computed. [2021-10-29 05:58:38,602 INFO L857 garLoopResultBuilder]: For program point L727-6(lines 727 733) no Hoare annotation was computed. [2021-10-29 05:58:38,603 INFO L857 garLoopResultBuilder]: For program point L727-8(lines 727 733) no Hoare annotation was computed. [2021-10-29 05:58:38,603 INFO L857 garLoopResultBuilder]: For program point L727-10(lines 727 733) no Hoare annotation was computed. [2021-10-29 05:58:38,603 INFO L857 garLoopResultBuilder]: For program point L727-12(lines 727 733) no Hoare annotation was computed. [2021-10-29 05:58:38,603 INFO L857 garLoopResultBuilder]: For program point L727-14(lines 727 733) no Hoare annotation was computed. [2021-10-29 05:58:38,603 INFO L857 garLoopResultBuilder]: For program point L727-16(lines 727 733) no Hoare annotation was computed. [2021-10-29 05:58:38,603 INFO L857 garLoopResultBuilder]: For program point L727-18(lines 727 733) no Hoare annotation was computed. [2021-10-29 05:58:38,603 INFO L857 garLoopResultBuilder]: For program point L727-20(lines 727 733) no Hoare annotation was computed. [2021-10-29 05:58:38,604 INFO L857 garLoopResultBuilder]: For program point L727-22(lines 727 733) no Hoare annotation was computed. [2021-10-29 05:58:38,604 INFO L857 garLoopResultBuilder]: For program point L665(lines 665 682) no Hoare annotation was computed. [2021-10-29 05:58:38,604 INFO L857 garLoopResultBuilder]: For program point L665-1(lines 665 682) no Hoare annotation was computed. [2021-10-29 05:58:38,604 INFO L857 garLoopResultBuilder]: For program point L665-2(lines 665 682) no Hoare annotation was computed. [2021-10-29 05:58:38,604 INFO L857 garLoopResultBuilder]: For program point L665-3(lines 665 682) no Hoare annotation was computed. [2021-10-29 05:58:38,604 INFO L857 garLoopResultBuilder]: For program point L665-4(lines 665 682) no Hoare annotation was computed. [2021-10-29 05:58:38,605 INFO L857 garLoopResultBuilder]: For program point L665-5(lines 665 682) no Hoare annotation was computed. [2021-10-29 05:58:38,605 INFO L857 garLoopResultBuilder]: For program point L997(lines 997 1003) no Hoare annotation was computed. [2021-10-29 05:58:38,605 INFO L853 garLoopResultBuilder]: At program point L997-1(lines 997 1003) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-10-29 05:58:38,605 INFO L857 garLoopResultBuilder]: For program point L669(lines 669 677) no Hoare annotation was computed. [2021-10-29 05:58:38,605 INFO L857 garLoopResultBuilder]: For program point L669-1(lines 669 677) no Hoare annotation was computed. [2021-10-29 05:58:38,605 INFO L857 garLoopResultBuilder]: For program point L669-2(lines 669 677) no Hoare annotation was computed. [2021-10-29 05:58:38,605 INFO L857 garLoopResultBuilder]: For program point L669-3(lines 669 677) no Hoare annotation was computed. [2021-10-29 05:58:38,606 INFO L857 garLoopResultBuilder]: For program point L669-4(lines 669 677) no Hoare annotation was computed. [2021-10-29 05:58:38,606 INFO L857 garLoopResultBuilder]: For program point L669-5(lines 669 677) no Hoare annotation was computed. [2021-10-29 05:58:38,606 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-29 05:58:38,606 INFO L857 garLoopResultBuilder]: For program point L870(lines 870 874) no Hoare annotation was computed. [2021-10-29 05:58:38,606 INFO L857 garLoopResultBuilder]: For program point L870-3(lines 870 874) no Hoare annotation was computed. [2021-10-29 05:58:38,606 INFO L857 garLoopResultBuilder]: For program point L870-6(lines 870 874) no Hoare annotation was computed. [2021-10-29 05:58:38,607 INFO L853 garLoopResultBuilder]: At program point L607(lines 606 625) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-10-29 05:58:38,607 INFO L857 garLoopResultBuilder]: For program point L607-1(lines 607 613) no Hoare annotation was computed. [2021-10-29 05:58:38,607 INFO L853 garLoopResultBuilder]: At program point L607-2(lines 606 625) the Hoare annotation is: false [2021-10-29 05:58:38,607 INFO L853 garLoopResultBuilder]: At program point L607-3(lines 606 625) the Hoare annotation is: false [2021-10-29 05:58:38,607 INFO L857 garLoopResultBuilder]: For program point L1007(lines 1007 1022) no Hoare annotation was computed. [2021-10-29 05:58:38,607 INFO L857 garLoopResultBuilder]: For program point L810(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,608 INFO L857 garLoopResultBuilder]: For program point L810-2(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,608 INFO L857 garLoopResultBuilder]: For program point L810-3(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,608 INFO L857 garLoopResultBuilder]: For program point L810-5(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,608 INFO L857 garLoopResultBuilder]: For program point L810-6(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,608 INFO L857 garLoopResultBuilder]: For program point L810-8(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,608 INFO L857 garLoopResultBuilder]: For program point L810-9(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,608 INFO L857 garLoopResultBuilder]: For program point L810-11(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,609 INFO L857 garLoopResultBuilder]: For program point L810-12(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,609 INFO L857 garLoopResultBuilder]: For program point L810-14(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,609 INFO L857 garLoopResultBuilder]: For program point L810-15(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,609 INFO L857 garLoopResultBuilder]: For program point L810-17(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,609 INFO L857 garLoopResultBuilder]: For program point L810-18(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,609 INFO L857 garLoopResultBuilder]: For program point L810-20(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,609 INFO L857 garLoopResultBuilder]: For program point L810-21(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,610 INFO L853 garLoopResultBuilder]: At program point L84(lines 1 1034) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:38,610 INFO L857 garLoopResultBuilder]: For program point L810-23(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,610 INFO L857 garLoopResultBuilder]: For program point L810-24(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,610 INFO L857 garLoopResultBuilder]: For program point L810-26(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,610 INFO L857 garLoopResultBuilder]: For program point L810-27(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,610 INFO L857 garLoopResultBuilder]: For program point L810-29(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,611 INFO L857 garLoopResultBuilder]: For program point L810-30(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,611 INFO L857 garLoopResultBuilder]: For program point L810-32(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,611 INFO L857 garLoopResultBuilder]: For program point L810-33(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,611 INFO L857 garLoopResultBuilder]: For program point L810-35(lines 810 814) no Hoare annotation was computed. [2021-10-29 05:58:38,611 INFO L853 garLoopResultBuilder]: At program point L614(lines 614 620) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1) (and .cse0 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) (and .cse0 .cse2 .cse1))) [2021-10-29 05:58:38,611 INFO L853 garLoopResultBuilder]: At program point L614-1(lines 614 620) the Hoare annotation is: false [2021-10-29 05:58:38,612 INFO L853 garLoopResultBuilder]: At program point L614-2(lines 614 620) the Hoare annotation is: false [2021-10-29 05:58:38,612 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:58:38,612 INFO L857 garLoopResultBuilder]: For program point L947(lines 947 953) no Hoare annotation was computed. [2021-10-29 05:58:38,612 INFO L857 garLoopResultBuilder]: For program point L947-1(lines 947 953) no Hoare annotation was computed. [2021-10-29 05:58:38,612 INFO L857 garLoopResultBuilder]: For program point L947-2(lines 947 953) no Hoare annotation was computed. [2021-10-29 05:58:38,612 INFO L857 garLoopResultBuilder]: For program point L947-3(lines 947 953) no Hoare annotation was computed. [2021-10-29 05:58:38,612 INFO L857 garLoopResultBuilder]: For program point L947-4(lines 947 953) no Hoare annotation was computed. [2021-10-29 05:58:38,613 INFO L857 garLoopResultBuilder]: For program point L947-5(lines 947 953) no Hoare annotation was computed. [2021-10-29 05:58:38,613 INFO L857 garLoopResultBuilder]: For program point L947-6(lines 947 953) no Hoare annotation was computed. [2021-10-29 05:58:38,613 INFO L857 garLoopResultBuilder]: For program point L947-7(lines 947 953) no Hoare annotation was computed. [2021-10-29 05:58:38,613 INFO L857 garLoopResultBuilder]: For program point L947-8(lines 947 953) no Hoare annotation was computed. [2021-10-29 05:58:38,613 INFO L857 garLoopResultBuilder]: For program point L947-9(lines 947 953) no Hoare annotation was computed. [2021-10-29 05:58:38,613 INFO L857 garLoopResultBuilder]: For program point L947-10(lines 947 953) no Hoare annotation was computed. [2021-10-29 05:58:38,613 INFO L857 garLoopResultBuilder]: For program point L947-11(lines 947 953) no Hoare annotation was computed. [2021-10-29 05:58:38,614 INFO L857 garLoopResultBuilder]: For program point L882(lines 882 886) no Hoare annotation was computed. [2021-10-29 05:58:38,614 INFO L853 garLoopResultBuilder]: At program point L816(lines 801 819) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:38,614 INFO L853 garLoopResultBuilder]: At program point L816-1(lines 801 819) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:38,614 INFO L853 garLoopResultBuilder]: At program point L816-2(lines 801 819) the Hoare annotation is: false [2021-10-29 05:58:38,614 INFO L853 garLoopResultBuilder]: At program point L816-3(lines 801 819) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1 .cse2))) [2021-10-29 05:58:38,614 INFO L853 garLoopResultBuilder]: At program point L816-4(lines 801 819) the Hoare annotation is: false [2021-10-29 05:58:38,615 INFO L853 garLoopResultBuilder]: At program point L816-5(lines 801 819) the Hoare annotation is: false [2021-10-29 05:58:38,615 INFO L853 garLoopResultBuilder]: At program point L816-6(lines 801 819) the Hoare annotation is: false [2021-10-29 05:58:38,615 INFO L853 garLoopResultBuilder]: At program point L816-7(lines 801 819) the Hoare annotation is: false [2021-10-29 05:58:38,615 INFO L853 garLoopResultBuilder]: At program point L816-8(lines 801 819) the Hoare annotation is: false [2021-10-29 05:58:38,615 INFO L853 garLoopResultBuilder]: At program point L816-9(lines 801 819) the Hoare annotation is: false [2021-10-29 05:58:38,615 INFO L853 garLoopResultBuilder]: At program point L816-10(lines 801 819) the Hoare annotation is: false [2021-10-29 05:58:38,616 INFO L853 garLoopResultBuilder]: At program point L816-11(lines 801 819) the Hoare annotation is: false [2021-10-29 05:58:38,616 INFO L857 garLoopResultBuilder]: For program point L1015(lines 1015 1021) no Hoare annotation was computed. [2021-10-29 05:58:38,616 INFO L853 garLoopResultBuilder]: At program point L1015-1(lines 607 613) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-10-29 05:58:38,616 INFO L853 garLoopResultBuilder]: At program point L752(lines 745 755) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1))) [2021-10-29 05:58:38,616 INFO L853 garLoopResultBuilder]: At program point L752-1(lines 745 755) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:38,616 INFO L853 garLoopResultBuilder]: At program point L752-2(lines 745 755) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:38,617 INFO L853 garLoopResultBuilder]: At program point L752-3(lines 745 755) the Hoare annotation is: false [2021-10-29 05:58:38,617 INFO L853 garLoopResultBuilder]: At program point L752-4(lines 745 755) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2))) [2021-10-29 05:58:38,617 INFO L853 garLoopResultBuilder]: At program point L752-5(lines 745 755) the Hoare annotation is: false [2021-10-29 05:58:38,617 INFO L853 garLoopResultBuilder]: At program point L554(lines 550 556) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:38,617 INFO L853 garLoopResultBuilder]: At program point L752-6(lines 745 755) the Hoare annotation is: false [2021-10-29 05:58:38,617 INFO L853 garLoopResultBuilder]: At program point L752-7(lines 745 755) the Hoare annotation is: false [2021-10-29 05:58:38,618 INFO L853 garLoopResultBuilder]: At program point L752-8(lines 745 755) the Hoare annotation is: false [2021-10-29 05:58:38,618 INFO L853 garLoopResultBuilder]: At program point L752-9(lines 745 755) the Hoare annotation is: false [2021-10-29 05:58:38,618 INFO L853 garLoopResultBuilder]: At program point L752-10(lines 745 755) the Hoare annotation is: false [2021-10-29 05:58:38,618 INFO L853 garLoopResultBuilder]: At program point L752-11(lines 745 755) the Hoare annotation is: false [2021-10-29 05:58:38,618 INFO L853 garLoopResultBuilder]: At program point L752-12(lines 745 755) the Hoare annotation is: false [2021-10-29 05:58:38,618 INFO L853 garLoopResultBuilder]: At program point L752-13(lines 745 755) the Hoare annotation is: false [2021-10-29 05:58:38,619 INFO L853 garLoopResultBuilder]: At program point L752-14(lines 745 755) the Hoare annotation is: false [2021-10-29 05:58:38,619 INFO L853 garLoopResultBuilder]: At program point L92(lines 87 95) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:38,619 INFO L853 garLoopResultBuilder]: At program point L952(lines 943 956) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:38,619 INFO L853 garLoopResultBuilder]: At program point L952-1(lines 943 956) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:38,619 INFO L853 garLoopResultBuilder]: At program point L952-2(lines 943 956) the Hoare annotation is: false [2021-10-29 05:58:38,619 INFO L853 garLoopResultBuilder]: At program point L952-3(lines 943 956) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1 .cse2))) [2021-10-29 05:58:38,620 INFO L853 garLoopResultBuilder]: At program point L952-4(lines 943 956) the Hoare annotation is: false [2021-10-29 05:58:38,620 INFO L853 garLoopResultBuilder]: At program point L952-5(lines 943 956) the Hoare annotation is: false [2021-10-29 05:58:38,620 INFO L853 garLoopResultBuilder]: At program point L952-6(lines 943 956) the Hoare annotation is: false [2021-10-29 05:58:38,620 INFO L853 garLoopResultBuilder]: At program point L952-7(lines 943 956) the Hoare annotation is: false [2021-10-29 05:58:38,620 INFO L853 garLoopResultBuilder]: At program point L952-8(lines 943 956) the Hoare annotation is: false [2021-10-29 05:58:38,620 INFO L853 garLoopResultBuilder]: At program point L952-9(lines 943 956) the Hoare annotation is: false [2021-10-29 05:58:38,621 INFO L853 garLoopResultBuilder]: At program point L952-10(lines 943 956) the Hoare annotation is: false [2021-10-29 05:58:38,621 INFO L853 garLoopResultBuilder]: At program point L952-11(lines 943 956) the Hoare annotation is: false [2021-10-29 05:58:38,621 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:58:38,621 INFO L857 garLoopResultBuilder]: For program point L691(lines 691 708) no Hoare annotation was computed. [2021-10-29 05:58:38,621 INFO L857 garLoopResultBuilder]: For program point L691-1(lines 691 708) no Hoare annotation was computed. [2021-10-29 05:58:38,621 INFO L857 garLoopResultBuilder]: For program point L691-2(lines 691 708) no Hoare annotation was computed. [2021-10-29 05:58:38,621 INFO L853 garLoopResultBuilder]: At program point L761(lines 756 764) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:38,622 INFO L853 garLoopResultBuilder]: At program point L761-1(lines 756 764) the Hoare annotation is: false [2021-10-29 05:58:38,622 INFO L857 garLoopResultBuilder]: For program point L695(lines 695 703) no Hoare annotation was computed. [2021-10-29 05:58:38,622 INFO L853 garLoopResultBuilder]: At program point L761-2(lines 756 764) the Hoare annotation is: false [2021-10-29 05:58:38,622 INFO L857 garLoopResultBuilder]: For program point L695-1(lines 695 703) no Hoare annotation was computed. [2021-10-29 05:58:38,622 INFO L857 garLoopResultBuilder]: For program point L695-2(lines 695 703) no Hoare annotation was computed. [2021-10-29 05:58:38,625 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:38,627 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:58:38,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:58:38 BoogieIcfgContainer [2021-10-29 05:58:38,656 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:58:38,657 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:58:38,657 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:58:38,657 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:58:38,658 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:58:07" (3/4) ... [2021-10-29 05:58:38,661 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:58:38,689 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 05:58:38,691 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 05:58:38,693 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 05:58:38,695 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 05:58:38,698 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:58:38,700 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:58:38,702 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:58:38,728 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:58:38,729 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:58:38,730 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) [2021-10-29 05:58:38,731 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:58:38,732 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) [2021-10-29 05:58:38,733 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-29 05:58:38,733 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:58:38,736 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) [2021-10-29 05:58:38,737 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:58:38,738 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) [2021-10-29 05:58:38,738 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:58:38,743 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:58:38,743 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:58:38,744 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:58:38,745 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:58:38,745 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:58:38,745 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:58:38,746 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:58:38,746 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:58:38,853 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:58:38,854 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:58:38,855 INFO L168 Benchmark]: Toolchain (without parser) took 35842.00 ms. Allocated memory was 56.6 MB in the beginning and 293.6 MB in the end (delta: 237.0 MB). Free memory was 33.1 MB in the beginning and 215.5 MB in the end (delta: -182.5 MB). Peak memory consumption was 56.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:38,856 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 56.6 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:58:38,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.76 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 32.9 MB in the beginning and 49.1 MB in the end (delta: -16.2 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:38,857 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.18 ms. Allocated memory is still 81.8 MB. Free memory was 49.1 MB in the beginning and 43.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:38,858 INFO L168 Benchmark]: Boogie Preprocessor took 155.12 ms. Allocated memory is still 81.8 MB. Free memory was 43.6 MB in the beginning and 61.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:38,858 INFO L168 Benchmark]: RCFGBuilder took 2963.67 ms. Allocated memory is still 81.8 MB. Free memory was 61.6 MB in the beginning and 47.1 MB in the end (delta: 14.5 MB). Peak memory consumption was 31.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:38,858 INFO L168 Benchmark]: TraceAbstraction took 31643.48 ms. Allocated memory was 81.8 MB in the beginning and 293.6 MB in the end (delta: 211.8 MB). Free memory was 46.4 MB in the beginning and 233.5 MB in the end (delta: -187.1 MB). Peak memory consumption was 171.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:38,859 INFO L168 Benchmark]: Witness Printer took 196.78 ms. Allocated memory is still 293.6 MB. Free memory was 233.5 MB in the beginning and 215.5 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:38,861 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 56.6 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 761.76 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 32.9 MB in the beginning and 49.1 MB in the end (delta: -16.2 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 112.18 ms. Allocated memory is still 81.8 MB. Free memory was 49.1 MB in the beginning and 43.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 155.12 ms. Allocated memory is still 81.8 MB. Free memory was 43.6 MB in the beginning and 61.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2963.67 ms. Allocated memory is still 81.8 MB. Free memory was 61.6 MB in the beginning and 47.1 MB in the end (delta: 14.5 MB). Peak memory consumption was 31.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 31643.48 ms. Allocated memory was 81.8 MB in the beginning and 293.6 MB in the end (delta: 211.8 MB). Free memory was 46.4 MB in the beginning and 233.5 MB in the end (delta: -187.1 MB). Peak memory consumption was 171.8 MB. Max. memory is 16.1 GB. * Witness Printer took 196.78 ms. Allocated memory is still 293.6 MB. Free memory was 233.5 MB in the beginning and 215.5 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 31.5s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1902 SDtfs, 2716 SDslu, 4664 SDs, 0 SdLazy, 590 SolverSat, 121 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 698 GetRequests, 629 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=396occurred in iteration=9, InterpolantAutomatonStates: 78, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 2088 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 550 NumberOfFragments, 823 HoareAnnotationTreeSize, 92 FomulaSimplifications, 4885214 FormulaSimplificationTreeSizeReduction, 5.0s HoareSimplificationTime, 92 FomulaSimplificationsInter, 2824962 FormulaSimplificationTreeSizeReductionInter, 11.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 333 NumberOfCodeBlocks, 333 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 644 ConstructedInterpolants, 0 QuantifiedInterpolants, 1021 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2314 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-29 05:58:38,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_379f5104-5646-4eef-a370-1003d7f45b08/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...