./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product44.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_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/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_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product44.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/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_a7e77329-1bea-4040-ae26-4f02e0735120/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 f18c518732faf536b365bed3360055c2f4eb753a861011ef1bbe74f5b721db8d ............................................................................................................................................ 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_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/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_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product44.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/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_a7e77329-1bea-4040-ae26-4f02e0735120/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 f18c518732faf536b365bed3360055c2f4eb753a861011ef1bbe74f5b721db8d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 05:09:41,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:09:41,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:09:41,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:09:41,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:09:41,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:09:41,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:09:41,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:09:41,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:09:41,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:09:41,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:09:41,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:09:41,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:09:41,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:09:41,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:09:41,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:09:41,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:09:41,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:09:41,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:09:41,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:09:41,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:09:41,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:09:41,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:09:41,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:09:41,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:09:41,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:09:41,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:09:41,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:09:41,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:09:41,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:09:41,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:09:41,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:09:41,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:09:41,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:09:41,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:09:41,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:09:41,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:09:41,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:09:41,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:09:41,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:09:41,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:09:41,467 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:09:41,523 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:09:41,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:09:41,526 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:09:41,526 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:09:41,526 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:09:41,527 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:09:41,527 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:09:41,527 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:09:41,527 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:09:41,528 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:09:41,529 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:09:41,529 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:09:41,529 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:09:41,530 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:09:41,530 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:09:41,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:09:41,531 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:09:41,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:09:41,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:09:41,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:09:41,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:09:41,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:09:41,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:09:41,533 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:09:41,533 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:09:41,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:09:41,533 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:09:41,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:09:41,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:09:41,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:09:41,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:09:41,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:09:41,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:09:41,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:09:41,537 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:09:41,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:09:41,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:09:41,538 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:09:41,538 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:09:41,538 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_a7e77329-1bea-4040-ae26-4f02e0735120/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f18c518732faf536b365bed3360055c2f4eb753a861011ef1bbe74f5b721db8d [2021-10-29 05:09:41,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:09:41,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:09:41,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:09:41,915 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:09:41,915 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:09:41,916 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec5_product44.cil.c [2021-10-29 05:09:42,002 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/data/f5172a8f3/eee665e4da334cdb9ccf2a76909b3eec/FLAG01c129a89 [2021-10-29 05:09:42,568 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:09:42,582 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/sv-benchmarks/c/product-lines/minepump_spec5_product44.cil.c [2021-10-29 05:09:42,597 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/data/f5172a8f3/eee665e4da334cdb9ccf2a76909b3eec/FLAG01c129a89 [2021-10-29 05:09:42,848 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/data/f5172a8f3/eee665e4da334cdb9ccf2a76909b3eec [2021-10-29 05:09:42,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:09:42,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:09:42,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:09:42,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:09:42,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:09:42,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:09:42" (1/1) ... [2021-10-29 05:09:42,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cc82b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:42, skipping insertion in model container [2021-10-29 05:09:42,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:09:42" (1/1) ... [2021-10-29 05:09:42,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:09:42,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:09:43,176 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_a7e77329-1bea-4040-ae26-4f02e0735120/sv-benchmarks/c/product-lines/minepump_spec5_product44.cil.c[18005,18018] [2021-10-29 05:09:43,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:09:43,209 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 05:09:43,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42590ea7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:43, skipping insertion in model container [2021-10-29 05:09:43,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:09:43,211 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:09:43,214 INFO L168 Benchmark]: Toolchain (without parser) took 354.11 ms. Allocated memory is still 94.4 MB. Free memory was 70.8 MB in the beginning and 57.0 MB in the end (delta: 13.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:09:43,215 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 94.4 MB. Free memory is still 71.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:09:43,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.70 ms. Allocated memory is still 94.4 MB. Free memory was 70.6 MB in the beginning and 57.0 MB in the end (delta: 13.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:09:43,219 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 94.4 MB. Free memory is still 71.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 350.70 ms. Allocated memory is still 94.4 MB. Free memory was 70.6 MB in the beginning and 57.0 MB in the end (delta: 13.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 179]: 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 05:09:45,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:09:45,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:09:45,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:09:45,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:09:45,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:09:45,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:09:45,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:09:45,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:09:45,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:09:45,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:09:45,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:09:45,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:09:45,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:09:45,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:09:45,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:09:45,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:09:45,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:09:45,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:09:45,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:09:45,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:09:45,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:09:45,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:09:45,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:09:45,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:09:45,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:09:45,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:09:45,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:09:45,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:09:45,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:09:45,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:09:45,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:09:45,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:09:45,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:09:45,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:09:45,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:09:45,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:09:45,655 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:09:45,656 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:09:45,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:09:45,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:09:45,661 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:09:45,716 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:09:45,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:09:45,719 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:09:45,719 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:09:45,719 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:09:45,719 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:09:45,720 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:09:45,720 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:09:45,720 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:09:45,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:09:45,723 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:09:45,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:09:45,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:09:45,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:09:45,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:09:45,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:09:45,725 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:09:45,725 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:09:45,726 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:09:45,726 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:09:45,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:09:45,726 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:09:45,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:09:45,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:09:45,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:09:45,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:09:45,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:09:45,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:09:45,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:09:45,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:09:45,729 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:09:45,729 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:09:45,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:09:45,729 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:09:45,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:09:45,730 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_a7e77329-1bea-4040-ae26-4f02e0735120/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f18c518732faf536b365bed3360055c2f4eb753a861011ef1bbe74f5b721db8d [2021-10-29 05:09:46,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:09:46,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:09:46,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:09:46,221 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:09:46,222 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:09:46,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec5_product44.cil.c [2021-10-29 05:09:46,305 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/data/fec77554a/4a85e8a2657942bda7fbc956c68d3ab2/FLAGc4f6d4e88 [2021-10-29 05:09:46,991 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:09:46,995 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/sv-benchmarks/c/product-lines/minepump_spec5_product44.cil.c [2021-10-29 05:09:47,015 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/data/fec77554a/4a85e8a2657942bda7fbc956c68d3ab2/FLAGc4f6d4e88 [2021-10-29 05:09:47,266 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/data/fec77554a/4a85e8a2657942bda7fbc956c68d3ab2 [2021-10-29 05:09:47,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:09:47,273 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:09:47,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:09:47,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:09:47,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:09:47,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:09:47" (1/1) ... [2021-10-29 05:09:47,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4212a802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:47, skipping insertion in model container [2021-10-29 05:09:47,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:09:47" (1/1) ... [2021-10-29 05:09:47,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:09:47,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:09:47,661 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_a7e77329-1bea-4040-ae26-4f02e0735120/sv-benchmarks/c/product-lines/minepump_spec5_product44.cil.c[18005,18018] [2021-10-29 05:09:47,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:09:47,681 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:09:47,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:09:47,789 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_a7e77329-1bea-4040-ae26-4f02e0735120/sv-benchmarks/c/product-lines/minepump_spec5_product44.cil.c[18005,18018] [2021-10-29 05:09:47,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:09:47,801 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:09:47,882 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_a7e77329-1bea-4040-ae26-4f02e0735120/sv-benchmarks/c/product-lines/minepump_spec5_product44.cil.c[18005,18018] [2021-10-29 05:09:47,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:09:47,904 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:09:47,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:47 WrapperNode [2021-10-29 05:09:47,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:09:47,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:09:47,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:09:47,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:09:47,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:47" (1/1) ... [2021-10-29 05:09:47,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:47" (1/1) ... [2021-10-29 05:09:48,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:09:48,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:09:48,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:09:48,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:09:48,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:47" (1/1) ... [2021-10-29 05:09:48,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:47" (1/1) ... [2021-10-29 05:09:48,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:47" (1/1) ... [2021-10-29 05:09:48,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:47" (1/1) ... [2021-10-29 05:09:48,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:47" (1/1) ... [2021-10-29 05:09:48,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:47" (1/1) ... [2021-10-29 05:09:48,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:47" (1/1) ... [2021-10-29 05:09:48,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:09:48,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:09:48,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:09:48,104 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:09:48,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:47" (1/1) ... [2021-10-29 05:09:48,112 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:09:48,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:09:48,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:09:48,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:09:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:09:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:09:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:09:48,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:09:50,542 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:09:50,542 INFO L299 CfgBuilder]: Removed 134 assume(true) statements. [2021-10-29 05:09:50,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:09:50 BoogieIcfgContainer [2021-10-29 05:09:50,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:09:50,546 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:09:50,546 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:09:50,556 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:09:50,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:09:47" (1/3) ... [2021-10-29 05:09:50,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31dafc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:09:50, skipping insertion in model container [2021-10-29 05:09:50,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:09:47" (2/3) ... [2021-10-29 05:09:50,558 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31dafc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:09:50, skipping insertion in model container [2021-10-29 05:09:50,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:09:50" (3/3) ... [2021-10-29 05:09:50,560 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product44.cil.c [2021-10-29 05:09:50,565 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:09:50,565 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:09:50,628 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:09:50,636 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 05:09:50,637 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:09:50,657 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 94 states have (on average 1.5319148936170213) internal successors, (144), 97 states have internal predecessors, (144), 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 05:09:50,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 05:09:50,674 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:09:50,675 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:09:50,675 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 05:09:50,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:09:50,683 INFO L85 PathProgramCache]: Analyzing trace with hash -1014623904, now seen corresponding path program 1 times [2021-10-29 05:09:50,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:09:50,698 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [147682478] [2021-10-29 05:09:50,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:09:50,700 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:09:50,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:09:50,706 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:09:50,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:09:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:09:50,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:09:50,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:09:51,061 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 05:09:51,062 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:09:51,144 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 05:09:51,145 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:09:51,145 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [147682478] [2021-10-29 05:09:51,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [147682478] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:09:51,146 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:09:51,147 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:09:51,148 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768661731] [2021-10-29 05:09:51,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:09:51,154 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:09:51,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:09:51,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:09:51,169 INFO L87 Difference]: Start difference. First operand has 98 states, 94 states have (on average 1.5319148936170213) internal successors, (144), 97 states have internal predecessors, (144), 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 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 05:09:51,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:09:51,197 INFO L93 Difference]: Finished difference Result 189 states and 280 transitions. [2021-10-29 05:09:51,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:09:51,199 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 19 [2021-10-29 05:09:51,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:09:51,210 INFO L225 Difference]: With dead ends: 189 [2021-10-29 05:09:51,210 INFO L226 Difference]: Without dead ends: 94 [2021-10-29 05:09:51,214 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:09:51,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2021-10-29 05:09:51,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2021-10-29 05:09:51,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 91 states have (on average 1.4505494505494505) internal successors, (132), 93 states have internal predecessors, (132), 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 05:09:51,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 132 transitions. [2021-10-29 05:09:51,282 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 132 transitions. Word has length 19 [2021-10-29 05:09:51,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:09:51,283 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 132 transitions. [2021-10-29 05:09:51,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 05:09:51,283 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 132 transitions. [2021-10-29 05:09:51,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 05:09:51,285 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:09:51,285 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] [2021-10-29 05:09:51,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-10-29 05:09:51,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:09:51,498 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 05:09:51,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:09:51,502 INFO L85 PathProgramCache]: Analyzing trace with hash 2129327965, now seen corresponding path program 1 times [2021-10-29 05:09:51,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:09:51,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2054650685] [2021-10-29 05:09:51,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:09:51,504 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:09:51,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:09:51,505 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:09:51,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:09:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:09:51,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:09:51,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:09:51,775 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 05:09:51,775 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:09:51,852 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 05:09:51,852 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:09:51,853 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2054650685] [2021-10-29 05:09:51,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2054650685] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:09:51,853 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:09:51,853 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:09:51,854 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823683198] [2021-10-29 05:09:51,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:09:51,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:09:51,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:09:51,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:09:51,859 INFO L87 Difference]: Start difference. First operand 94 states and 132 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 05:09:51,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:09:51,894 INFO L93 Difference]: Finished difference Result 94 states and 132 transitions. [2021-10-29 05:09:51,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:09:51,895 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 20 [2021-10-29 05:09:51,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:09:51,896 INFO L225 Difference]: With dead ends: 94 [2021-10-29 05:09:51,896 INFO L226 Difference]: Without dead ends: 43 [2021-10-29 05:09:51,898 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:09:51,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-29 05:09:51,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-29 05:09:51,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 42 states have internal predecessors, (60), 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 05:09:51,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2021-10-29 05:09:51,913 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 20 [2021-10-29 05:09:51,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:09:51,914 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2021-10-29 05:09:51,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 05:09:51,914 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2021-10-29 05:09:51,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 05:09:51,915 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:09:51,915 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 05:09:51,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:09:52,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:09:52,130 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 05:09:52,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:09:52,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1463825694, now seen corresponding path program 1 times [2021-10-29 05:09:52,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:09:52,131 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [207077325] [2021-10-29 05:09:52,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:09:52,132 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:09:52,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:09:52,133 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:09:52,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:09:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:09:52,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:09:52,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:09:52,430 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 05:09:52,431 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:09:52,522 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 05:09:52,522 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:09:52,522 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [207077325] [2021-10-29 05:09:52,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [207077325] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:09:52,523 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:09:52,523 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:09:52,523 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832973823] [2021-10-29 05:09:52,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:09:52,524 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:09:52,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:09:52,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:09:52,525 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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 05:09:52,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:09:52,593 INFO L93 Difference]: Finished difference Result 141 states and 204 transitions. [2021-10-29 05:09:52,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:09:52,594 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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 05:09:52,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:09:52,596 INFO L225 Difference]: With dead ends: 141 [2021-10-29 05:09:52,596 INFO L226 Difference]: Without dead ends: 105 [2021-10-29 05:09:52,596 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:09:52,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-10-29 05:09:52,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 65. [2021-10-29 05:09:52,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 64 states have (on average 1.453125) internal successors, (93), 64 states have internal predecessors, (93), 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 05:09:52,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 93 transitions. [2021-10-29 05:09:52,606 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 93 transitions. Word has length 26 [2021-10-29 05:09:52,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:09:52,607 INFO L470 AbstractCegarLoop]: Abstraction has 65 states and 93 transitions. [2021-10-29 05:09:52,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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 05:09:52,607 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2021-10-29 05:09:52,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 05:09:52,613 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:09:52,613 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] [2021-10-29 05:09:52,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:09:52,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:09:52,814 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 05:09:52,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:09:52,815 INFO L85 PathProgramCache]: Analyzing trace with hash 419511483, now seen corresponding path program 1 times [2021-10-29 05:09:52,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:09:52,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1322901822] [2021-10-29 05:09:52,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:09:52,816 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:09:52,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:09:52,818 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:09:52,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:09:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:09:53,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:09:53,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:09:53,133 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 05:09:53,133 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:09:53,221 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 05:09:53,222 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:09:53,223 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1322901822] [2021-10-29 05:09:53,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1322901822] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:09:53,223 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:09:53,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 05:09:53,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564604271] [2021-10-29 05:09:53,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:09:53,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:09:53,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:09:53,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:09:53,226 INFO L87 Difference]: Start difference. First operand 65 states and 93 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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 05:09:53,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:09:53,299 INFO L93 Difference]: Finished difference Result 147 states and 213 transitions. [2021-10-29 05:09:53,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:09:53,299 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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 27 [2021-10-29 05:09:53,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:09:53,300 INFO L225 Difference]: With dead ends: 147 [2021-10-29 05:09:53,300 INFO L226 Difference]: Without dead ends: 89 [2021-10-29 05:09:53,301 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:09:53,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-10-29 05:09:53,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2021-10-29 05:09:53,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 86 states have internal predecessors, (122), 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 05:09:53,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2021-10-29 05:09:53,313 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 27 [2021-10-29 05:09:53,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:09:53,313 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2021-10-29 05:09:53,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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 05:09:53,314 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2021-10-29 05:09:53,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 05:09:53,315 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:09:53,316 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] [2021-10-29 05:09:53,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:09:53,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:09:53,528 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 05:09:53,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:09:53,529 INFO L85 PathProgramCache]: Analyzing trace with hash -894632213, now seen corresponding path program 1 times [2021-10-29 05:09:53,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:09:53,529 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [382847831] [2021-10-29 05:09:53,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:09:53,530 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:09:53,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:09:53,531 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:09:53,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:09:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:09:53,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:09:53,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:09:53,850 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 05:09:53,850 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:09:53,916 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 05:09:53,916 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:09:53,916 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [382847831] [2021-10-29 05:09:53,919 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [382847831] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:09:53,920 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:09:53,920 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:09:53,920 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065119310] [2021-10-29 05:09:53,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:09:53,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:09:53,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:09:53,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:09:53,923 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 05:09:54,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:09:54,111 INFO L93 Difference]: Finished difference Result 288 states and 406 transitions. [2021-10-29 05:09:54,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 05:09:54,112 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 29 [2021-10-29 05:09:54,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:09:54,116 INFO L225 Difference]: With dead ends: 288 [2021-10-29 05:09:54,116 INFO L226 Difference]: Without dead ends: 208 [2021-10-29 05:09:54,120 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:09:54,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-10-29 05:09:54,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 85. [2021-10-29 05:09:54,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.380952380952381) internal successors, (116), 84 states have internal predecessors, (116), 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 05:09:54,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 116 transitions. [2021-10-29 05:09:54,138 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 116 transitions. Word has length 29 [2021-10-29 05:09:54,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:09:54,139 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 116 transitions. [2021-10-29 05:09:54,139 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 05:09:54,139 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 116 transitions. [2021-10-29 05:09:54,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 05:09:54,140 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:09:54,141 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 05:09:54,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:09:54,353 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:09:54,354 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 05:09:54,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:09:54,354 INFO L85 PathProgramCache]: Analyzing trace with hash -855336384, now seen corresponding path program 1 times [2021-10-29 05:09:54,355 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:09:54,355 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [951959834] [2021-10-29 05:09:54,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:09:54,355 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:09:54,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:09:54,359 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:09:54,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 05:09:54,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:09:54,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:09:54,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:09:54,708 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 05:09:54,708 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:09:54,794 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 05:09:54,794 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:09:54,794 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [951959834] [2021-10-29 05:09:54,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [951959834] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:09:54,795 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:09:54,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:09:54,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987567091] [2021-10-29 05:09:54,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:09:54,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:09:54,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:09:54,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:09:54,797 INFO L87 Difference]: Start difference. First operand 85 states and 116 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 05:09:54,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:09:54,868 INFO L93 Difference]: Finished difference Result 251 states and 344 transitions. [2021-10-29 05:09:54,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:09:54,869 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 05:09:54,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:09:54,871 INFO L225 Difference]: With dead ends: 251 [2021-10-29 05:09:54,871 INFO L226 Difference]: Without dead ends: 173 [2021-10-29 05:09:54,871 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 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 05:09:54,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-10-29 05:09:54,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 88. [2021-10-29 05:09:54,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 87 states have (on average 1.367816091954023) internal successors, (119), 87 states have internal predecessors, (119), 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 05:09:54,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 119 transitions. [2021-10-29 05:09:54,887 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 119 transitions. Word has length 36 [2021-10-29 05:09:54,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:09:54,887 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 119 transitions. [2021-10-29 05:09:54,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 05:09:54,888 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 119 transitions. [2021-10-29 05:09:54,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 05:09:54,889 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:09:54,889 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 05:09:54,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 05:09:55,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:09:55,102 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 05:09:55,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:09:55,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1866453634, now seen corresponding path program 1 times [2021-10-29 05:09:55,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:09:55,104 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [239630793] [2021-10-29 05:09:55,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:09:55,104 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:09:55,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:09:55,106 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:09:55,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 05:09:55,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:09:55,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 05:09:55,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:09:55,478 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 05:09:55,478 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:09:55,571 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 05:09:55,571 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:09:55,571 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [239630793] [2021-10-29 05:09:55,571 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [239630793] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:09:55,571 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:09:55,571 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-29 05:09:55,571 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842302488] [2021-10-29 05:09:55,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:09:55,572 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:09:55,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:09:55,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:09:55,573 INFO L87 Difference]: Start difference. First operand 88 states and 119 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 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 05:09:55,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:09:55,622 INFO L93 Difference]: Finished difference Result 260 states and 353 transitions. [2021-10-29 05:09:55,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:09:55,623 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 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 05:09:55,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:09:55,624 INFO L225 Difference]: With dead ends: 260 [2021-10-29 05:09:55,625 INFO L226 Difference]: Without dead ends: 179 [2021-10-29 05:09:55,626 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 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 05:09:55,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2021-10-29 05:09:55,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 90. [2021-10-29 05:09:55,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 89 states have (on average 1.3595505617977528) internal successors, (121), 89 states have internal predecessors, (121), 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 05:09:55,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 121 transitions. [2021-10-29 05:09:55,655 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 121 transitions. Word has length 36 [2021-10-29 05:09:55,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:09:55,657 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 121 transitions. [2021-10-29 05:09:55,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 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 05:09:55,658 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 121 transitions. [2021-10-29 05:09:55,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 05:09:55,660 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:09:55,661 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 05:09:55,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-10-29 05:09:55,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:09:55,878 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 05:09:55,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:09:55,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1407445308, now seen corresponding path program 1 times [2021-10-29 05:09:55,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:09:55,879 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1564858746] [2021-10-29 05:09:55,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:09:55,879 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:09:55,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:09:55,882 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:09:55,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-29 05:09:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:09:56,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:09:56,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:09:56,266 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 05:09:56,266 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:09:56,387 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 05:09:56,387 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:09:56,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1564858746] [2021-10-29 05:09:56,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1564858746] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:09:56,387 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:09:56,387 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:09:56,387 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254358648] [2021-10-29 05:09:56,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:09:56,388 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:09:56,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:09:56,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:09:56,389 INFO L87 Difference]: Start difference. First operand 90 states and 121 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 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 05:09:56,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:09:56,441 INFO L93 Difference]: Finished difference Result 295 states and 401 transitions. [2021-10-29 05:09:56,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:09:56,442 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 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 05:09:56,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:09:56,443 INFO L225 Difference]: With dead ends: 295 [2021-10-29 05:09:56,443 INFO L226 Difference]: Without dead ends: 212 [2021-10-29 05:09:56,445 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 68 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 05:09:56,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2021-10-29 05:09:56,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 161. [2021-10-29 05:09:56,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 160 states have (on average 1.35625) internal successors, (217), 160 states have internal predecessors, (217), 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 05:09:56,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 217 transitions. [2021-10-29 05:09:56,480 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 217 transitions. Word has length 36 [2021-10-29 05:09:56,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:09:56,480 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 217 transitions. [2021-10-29 05:09:56,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 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 05:09:56,481 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 217 transitions. [2021-10-29 05:09:56,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:09:56,486 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:09:56,486 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, 1] [2021-10-29 05:09:56,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-29 05:09:56,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:09:56,699 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 05:09:56,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:09:56,700 INFO L85 PathProgramCache]: Analyzing trace with hash -67033476, now seen corresponding path program 1 times [2021-10-29 05:09:56,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:09:56,700 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1226680630] [2021-10-29 05:09:56,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:09:56,700 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:09:56,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:09:56,701 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:09:56,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-29 05:09:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:09:56,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 05:09:56,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:09:57,123 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 05:09:57,123 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:09:57,252 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 05:09:57,252 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:09:57,252 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1226680630] [2021-10-29 05:09:57,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1226680630] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:09:57,253 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:09:57,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:09:57,253 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896362712] [2021-10-29 05:09:57,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:09:57,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:09:57,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:09:57,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:09:57,254 INFO L87 Difference]: Start difference. First operand 161 states and 217 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 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 05:09:58,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:09:58,757 INFO L93 Difference]: Finished difference Result 806 states and 1099 transitions. [2021-10-29 05:09:58,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-29 05:09:58,758 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 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 37 [2021-10-29 05:09:58,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:09:58,762 INFO L225 Difference]: With dead ends: 806 [2021-10-29 05:09:58,762 INFO L226 Difference]: Without dead ends: 652 [2021-10-29 05:09:58,763 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-29 05:09:58,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2021-10-29 05:09:58,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 304. [2021-10-29 05:09:58,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 303 states have (on average 1.3366336633663367) internal successors, (405), 303 states have internal predecessors, (405), 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 05:09:58,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 405 transitions. [2021-10-29 05:09:58,814 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 405 transitions. Word has length 37 [2021-10-29 05:09:58,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:09:58,815 INFO L470 AbstractCegarLoop]: Abstraction has 304 states and 405 transitions. [2021-10-29 05:09:58,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 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 05:09:58,815 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 405 transitions. [2021-10-29 05:09:58,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-29 05:09:58,816 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:09:58,816 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:09:58,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-29 05:09:59,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:09:59,029 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 05:09:59,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:09:59,030 INFO L85 PathProgramCache]: Analyzing trace with hash 350167364, now seen corresponding path program 1 times [2021-10-29 05:09:59,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:09:59,030 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [349913209] [2021-10-29 05:09:59,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:09:59,031 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:09:59,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:09:59,032 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:09:59,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-29 05:09:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:09:59,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:09:59,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:09:59,448 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:09:59,448 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:09:59,623 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:09:59,623 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:09:59,623 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [349913209] [2021-10-29 05:09:59,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [349913209] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:09:59,623 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2098710659] [2021-10-29 05:09:59,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:09:59,624 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:09:59,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:09:59,626 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:09:59,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-10-29 05:10:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:10:00,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 05:10:00,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:10:00,185 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:10:00,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:10:00,329 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:10:00,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2098710659] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:10:00,330 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1565654438] [2021-10-29 05:10:00,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:10:00,330 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:10:00,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:10:00,332 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 05:10:00,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-29 05:10:00,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:10:00,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:10:00,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:10:00,827 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:10:00,827 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:10:00,983 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:10:00,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1565654438] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:10:00,984 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-29 05:10:00,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 9 [2021-10-29 05:10:00,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250375942] [2021-10-29 05:10:00,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-29 05:10:00,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:10:00,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-29 05:10:00,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:10:00,986 INFO L87 Difference]: Start difference. First operand 304 states and 405 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 9 states have internal predecessors, (80), 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 05:10:05,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:10:05,411 INFO L93 Difference]: Finished difference Result 674 states and 905 transitions. [2021-10-29 05:10:05,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-29 05:10:05,412 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 9 states have internal predecessors, (80), 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 54 [2021-10-29 05:10:05,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:10:05,414 INFO L225 Difference]: With dead ends: 674 [2021-10-29 05:10:05,414 INFO L226 Difference]: Without dead ends: 377 [2021-10-29 05:10:05,415 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 331 GetRequests, 315 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2021-10-29 05:10:05,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2021-10-29 05:10:05,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 310. [2021-10-29 05:10:05,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 309 states have (on average 1.2944983818770226) internal successors, (400), 309 states have internal predecessors, (400), 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 05:10:05,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 400 transitions. [2021-10-29 05:10:05,474 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 400 transitions. Word has length 54 [2021-10-29 05:10:05,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:10:05,474 INFO L470 AbstractCegarLoop]: Abstraction has 310 states and 400 transitions. [2021-10-29 05:10:05,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 9 states have internal predecessors, (80), 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 05:10:05,474 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 400 transitions. [2021-10-29 05:10:05,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-29 05:10:05,476 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:10:05,477 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:10:05,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-10-29 05:10:05,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-29 05:10:05,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-29 05:10:06,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:10:06,081 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 05:10:06,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:10:06,081 INFO L85 PathProgramCache]: Analyzing trace with hash -798318202, now seen corresponding path program 1 times [2021-10-29 05:10:06,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:10:06,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [143158268] [2021-10-29 05:10:06,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:10:06,082 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:10:06,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:10:06,083 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:10:06,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-29 05:10:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:10:06,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:10:06,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:10:06,839 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-29 05:10:06,840 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:10:07,225 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-29 05:10:07,225 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:10:07,226 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [143158268] [2021-10-29 05:10:07,226 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [143158268] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:10:07,226 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1053085767] [2021-10-29 05:10:07,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:10:07,226 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:10:07,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:10:07,229 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:10:07,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-10-29 05:10:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:10:07,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:10:07,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:10:07,988 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-10-29 05:10:07,988 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:10:08,194 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-10-29 05:10:08,195 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1053085767] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:10:08,195 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-29 05:10:08,195 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 11 [2021-10-29 05:10:08,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908465449] [2021-10-29 05:10:08,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:10:08,196 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:10:08,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:10:08,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-10-29 05:10:08,197 INFO L87 Difference]: Start difference. First operand 310 states and 400 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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 05:10:09,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:10:09,942 INFO L93 Difference]: Finished difference Result 621 states and 801 transitions. [2021-10-29 05:10:09,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:10:09,944 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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 99 [2021-10-29 05:10:09,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:10:09,947 INFO L225 Difference]: With dead ends: 621 [2021-10-29 05:10:09,947 INFO L226 Difference]: Without dead ends: 318 [2021-10-29 05:10:09,948 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 383 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-10-29 05:10:09,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2021-10-29 05:10:09,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 310. [2021-10-29 05:10:09,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 309 states have (on average 1.2815533980582525) internal successors, (396), 309 states have internal predecessors, (396), 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 05:10:09,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 396 transitions. [2021-10-29 05:10:09,994 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 396 transitions. Word has length 99 [2021-10-29 05:10:09,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:10:09,994 INFO L470 AbstractCegarLoop]: Abstraction has 310 states and 396 transitions. [2021-10-29 05:10:09,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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 05:10:09,995 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 396 transitions. [2021-10-29 05:10:09,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-29 05:10:09,996 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:10:09,997 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:10:10,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-10-29 05:10:10,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-10-29 05:10:10,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:10:10,401 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:10:10,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:10:10,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1430063544, now seen corresponding path program 1 times [2021-10-29 05:10:10,402 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:10:10,402 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [877368666] [2021-10-29 05:10:10,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:10:10,402 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:10:10,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:10:10,403 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:10:10,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-10-29 05:10:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:10:10,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:10:10,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:10:11,243 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-10-29 05:10:11,243 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:10:11,639 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-10-29 05:10:11,639 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:10:11,639 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [877368666] [2021-10-29 05:10:11,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [877368666] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:10:11,640 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1671875634] [2021-10-29 05:10:11,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:10:11,640 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:10:11,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:10:11,648 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:10:11,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2021-10-29 05:10:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:10:12,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 05:10:12,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:10:12,740 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 102 proven. 6 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 05:10:12,740 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:10:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 104 proven. 4 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 05:10:13,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1671875634] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:10:13,119 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1248388615] [2021-10-29 05:10:13,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:10:13,119 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:10:13,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:10:13,124 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 05:10:13,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-10-29 05:10:13,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:10:13,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 05:10:13,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:10:13,988 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 118 proven. 2 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 05:10:13,988 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:10:14,387 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 05:10:14,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1248388615] provided 1 perfect and 1 imperfect interpolant sequences [2021-10-29 05:10:14,388 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-10-29 05:10:14,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 7, 7, 8] total 18 [2021-10-29 05:10:14,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070524154] [2021-10-29 05:10:14,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:10:14,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:10:14,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:10:14,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2021-10-29 05:10:14,391 INFO L87 Difference]: Start difference. First operand 310 states and 396 transitions. Second operand has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 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 05:10:14,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:10:14,996 INFO L93 Difference]: Finished difference Result 1207 states and 1546 transitions. [2021-10-29 05:10:14,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-29 05:10:14,997 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 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 114 [2021-10-29 05:10:14,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:10:15,003 INFO L225 Difference]: With dead ends: 1207 [2021-10-29 05:10:15,003 INFO L226 Difference]: Without dead ends: 904 [2021-10-29 05:10:15,004 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 699 GetRequests, 671 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=185, Invalid=685, Unknown=0, NotChecked=0, Total=870 [2021-10-29 05:10:15,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2021-10-29 05:10:15,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 540. [2021-10-29 05:10:15,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 539 states have (on average 1.294990723562152) internal successors, (698), 539 states have internal predecessors, (698), 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 05:10:15,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 698 transitions. [2021-10-29 05:10:15,093 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 698 transitions. Word has length 114 [2021-10-29 05:10:15,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:10:15,093 INFO L470 AbstractCegarLoop]: Abstraction has 540 states and 698 transitions. [2021-10-29 05:10:15,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 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 05:10:15,093 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 698 transitions. [2021-10-29 05:10:15,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 05:10:15,098 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:10:15,098 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:10:15,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-10-29 05:10:15,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2021-10-29 05:10:15,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-10-29 05:10:15,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:10:15,712 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:10:15,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:10:15,713 INFO L85 PathProgramCache]: Analyzing trace with hash 262479299, now seen corresponding path program 1 times [2021-10-29 05:10:15,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:10:15,713 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [492536541] [2021-10-29 05:10:15,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:10:15,713 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:10:15,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:10:15,714 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:10:15,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-10-29 05:10:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:10:16,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:10:16,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:10:16,604 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-10-29 05:10:16,604 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:10:16,940 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-10-29 05:10:16,940 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:10:16,941 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [492536541] [2021-10-29 05:10:16,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [492536541] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:10:16,941 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:10:16,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-29 05:10:16,941 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078702266] [2021-10-29 05:10:16,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:10:16,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:10:16,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:10:16,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-29 05:10:16,943 INFO L87 Difference]: Start difference. First operand 540 states and 698 transitions. Second operand has 8 states, 8 states have (on average 13.625) internal successors, (109), 8 states have internal predecessors, (109), 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 05:10:20,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:10:20,081 INFO L93 Difference]: Finished difference Result 1177 states and 1511 transitions. [2021-10-29 05:10:20,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 05:10:20,081 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.625) internal successors, (109), 8 states have internal predecessors, (109), 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 116 [2021-10-29 05:10:20,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:10:20,085 INFO L225 Difference]: With dead ends: 1177 [2021-10-29 05:10:20,086 INFO L226 Difference]: Without dead ends: 644 [2021-10-29 05:10:20,087 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-29 05:10:20,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2021-10-29 05:10:20,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 540. [2021-10-29 05:10:20,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 539 states have (on average 1.2782931354359925) internal successors, (689), 539 states have internal predecessors, (689), 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 05:10:20,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 689 transitions. [2021-10-29 05:10:20,178 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 689 transitions. Word has length 116 [2021-10-29 05:10:20,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:10:20,179 INFO L470 AbstractCegarLoop]: Abstraction has 540 states and 689 transitions. [2021-10-29 05:10:20,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.625) internal successors, (109), 8 states have internal predecessors, (109), 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 05:10:20,179 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 689 transitions. [2021-10-29 05:10:20,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-10-29 05:10:20,181 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:10:20,181 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:10:20,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-10-29 05:10:20,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:10:20,396 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:10:20,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:10:20,396 INFO L85 PathProgramCache]: Analyzing trace with hash -990692583, now seen corresponding path program 1 times [2021-10-29 05:10:20,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:10:20,397 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2132187117] [2021-10-29 05:10:20,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:10:20,397 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:10:20,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:10:20,398 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:10:20,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-10-29 05:10:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:10:21,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 05:10:21,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:10:21,483 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 105 proven. 38 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 05:10:21,484 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:10:21,824 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 105 proven. 38 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 05:10:21,825 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:10:21,825 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2132187117] [2021-10-29 05:10:21,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2132187117] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:10:21,825 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1892668706] [2021-10-29 05:10:21,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:10:21,825 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:10:21,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:10:21,826 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:10:21,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2021-10-29 05:10:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:10:22,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 05:10:22,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:10:23,037 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 105 proven. 6 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 05:10:23,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:10:23,362 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 107 proven. 4 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 05:10:23,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1892668706] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:10:23,363 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [461141746] [2021-10-29 05:10:23,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:10:23,363 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:10:23,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:10:23,364 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 05:10:23,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-10-29 05:10:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:10:24,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 05:10:24,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:10:24,452 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 105 proven. 6 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 05:10:24,452 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:10:24,727 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 107 proven. 4 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 05:10:24,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [461141746] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:10:24,727 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-29 05:10:24,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7, 7, 7, 7] total 18 [2021-10-29 05:10:24,728 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264231516] [2021-10-29 05:10:24,729 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-10-29 05:10:24,729 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:10:24,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-10-29 05:10:24,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2021-10-29 05:10:24,730 INFO L87 Difference]: Start difference. First operand 540 states and 689 transitions. Second operand has 18 states, 18 states have (on average 11.777777777777779) internal successors, (212), 18 states have internal predecessors, (212), 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 05:10:32,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:10:32,496 INFO L93 Difference]: Finished difference Result 1120 states and 1430 transitions. [2021-10-29 05:10:32,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-29 05:10:32,497 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 11.777777777777779) internal successors, (212), 18 states have internal predecessors, (212), 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 117 [2021-10-29 05:10:32,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:10:32,497 INFO L225 Difference]: With dead ends: 1120 [2021-10-29 05:10:32,497 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:10:32,499 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 712 GetRequests, 685 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=171, Invalid=641, Unknown=0, NotChecked=0, Total=812 [2021-10-29 05:10:32,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:10:32,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:10:32,500 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 05:10:32,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:10:32,500 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 117 [2021-10-29 05:10:32,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:10:32,500 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:10:32,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 11.777777777777779) internal successors, (212), 18 states have internal predecessors, (212), 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 05:10:32,501 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:10:32,501 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:10:32,504 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:10:32,505 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:10:32,505 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:10:32,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-10-29 05:10:32,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-10-29 05:10:32,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2021-10-29 05:10:33,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt [2021-10-29 05:10:33,126 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:10:33,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:33,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:33,823 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:34,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,543 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:35,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:36,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:36,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:36,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:10:52,087 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 932) no Hoare annotation was computed. [2021-10-29 05:10:52,087 INFO L853 garLoopResultBuilder]: At program point L630(lines 623 633) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:10:52,087 INFO L853 garLoopResultBuilder]: At program point L630-1(lines 623 633) the Hoare annotation is: false [2021-10-29 05:10:52,088 INFO L853 garLoopResultBuilder]: At program point L630-2(lines 623 633) the Hoare annotation is: false [2021-10-29 05:10:52,088 INFO L857 garLoopResultBuilder]: For program point L845(lines 845 849) no Hoare annotation was computed. [2021-10-29 05:10:52,088 INFO L857 garLoopResultBuilder]: For program point L845-1(lines 845 849) no Hoare annotation was computed. [2021-10-29 05:10:52,088 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:10:52,088 INFO L857 garLoopResultBuilder]: For program point L763(lines 763 778) no Hoare annotation was computed. [2021-10-29 05:10:52,088 INFO L857 garLoopResultBuilder]: For program point L87(lines 87 91) no Hoare annotation was computed. [2021-10-29 05:10:52,088 INFO L857 garLoopResultBuilder]: For program point L914(lines 914 921) no Hoare annotation was computed. [2021-10-29 05:10:52,089 INFO L860 garLoopResultBuilder]: At program point L914-1(lines 914 921) the Hoare annotation is: true [2021-10-29 05:10:52,089 INFO L857 garLoopResultBuilder]: For program point L964(lines 964 981) no Hoare annotation was computed. [2021-10-29 05:10:52,089 INFO L853 garLoopResultBuilder]: At program point L964-1(lines 1 984) the Hoare annotation is: (let ((.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse6 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (.cse17 (= ~systemActive~0 (_ bv0 32)))) (let ((.cse15 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse16 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse13 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (not .cse17)) (.cse10 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse12 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse18 (not .cse6)) (.cse14 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse19 (not .cse4)) (.cse2 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv1 32))) (.cse9 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse2 .cse3 .cse7 .cse4 .cse5 .cse6) (and .cse0 .cse3 .cse8 .cse9 .cse7 .cse5) (and .cse0 .cse3 .cse10 .cse11 .cse9 .cse7 .cse5 .cse12) (and .cse0 .cse13 .cse14 .cse2 .cse3 .cse8 .cse15 .cse7 .cse16) (and .cse0 .cse13 .cse3 .cse10 .cse11 .cse15 .cse7 .cse16 .cse12) (and .cse0 .cse13 .cse2 .cse3 .cse7 .cse4 .cse6) (and .cse0 .cse1 .cse17 .cse18 .cse19 .cse3 .cse10 .cse11 .cse9 .cse5 .cse12) (and .cse0 .cse1 .cse17 .cse18 .cse14 .cse19 .cse2 .cse3 .cse8 .cse9 .cse5)))) [2021-10-29 05:10:52,089 INFO L857 garLoopResultBuilder]: For program point L964-2(lines 964 981) no Hoare annotation was computed. [2021-10-29 05:10:52,090 INFO L853 garLoopResultBuilder]: At program point L964-3(lines 1 984) the Hoare annotation is: false [2021-10-29 05:10:52,090 INFO L857 garLoopResultBuilder]: For program point L964-4(lines 964 981) no Hoare annotation was computed. [2021-10-29 05:10:52,090 INFO L853 garLoopResultBuilder]: At program point L964-5(lines 1 984) the Hoare annotation is: false [2021-10-29 05:10:52,090 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 585) no Hoare annotation was computed. [2021-10-29 05:10:52,090 INFO L857 garLoopResultBuilder]: For program point L568-1(lines 568 585) no Hoare annotation was computed. [2021-10-29 05:10:52,090 INFO L857 garLoopResultBuilder]: For program point L568-2(lines 568 585) no Hoare annotation was computed. [2021-10-29 05:10:52,091 INFO L853 garLoopResultBuilder]: At program point L783(lines 732 784) the Hoare annotation is: false [2021-10-29 05:10:52,091 INFO L857 garLoopResultBuilder]: For program point L932(line 932) no Hoare annotation was computed. [2021-10-29 05:10:52,091 INFO L857 garLoopResultBuilder]: For program point L932-1(line 932) no Hoare annotation was computed. [2021-10-29 05:10:52,091 INFO L857 garLoopResultBuilder]: For program point L932-2(line 932) no Hoare annotation was computed. [2021-10-29 05:10:52,091 INFO L857 garLoopResultBuilder]: For program point L734(lines 733 782) no Hoare annotation was computed. [2021-10-29 05:10:52,092 INFO L853 garLoopResultBuilder]: At program point L536(lines 532 554) the Hoare annotation is: (let ((.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse10 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse12 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8))) (let ((.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse13 (not .cse12)) (.cse14 (not .cse10)) (.cse8 (not .cse5)) (.cse9 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse11 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse6 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse15 (= ~waterLevel~0 (_ bv0 32))) (.cse16 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse17 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse4) (and .cse0 .cse7 .cse8 .cse1 .cse9 .cse2 .cse3 .cse10 .cse11 .cse12) (and .cse0 .cse7 .cse13 .cse14 .cse1 .cse9 .cse15 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32)) .cse3 .cse11) (and .cse0 .cse6 .cse1 .cse2 .cse4) (and .cse0 .cse7 .cse1 .cse9 .cse15 .cse16 .cse3 .cse11 .cse17) (and .cse0 .cse7 .cse13 .cse14 .cse8 .cse1 .cse9 .cse2 .cse3 .cse11) (and .cse0 .cse5 .cse1 .cse3 .cse4) (and .cse0 .cse6 .cse1 .cse15 .cse16 .cse4 .cse17) (and .cse0 .cse1 .cse15 .cse16 .cse3 .cse4 .cse17)))) [2021-10-29 05:10:52,092 INFO L853 garLoopResultBuilder]: At program point L536-1(lines 532 554) the Hoare annotation is: false [2021-10-29 05:10:52,092 INFO L853 garLoopResultBuilder]: At program point L536-2(lines 532 554) the Hoare annotation is: false [2021-10-29 05:10:52,092 INFO L853 garLoopResultBuilder]: At program point L817(lines 1 984) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:10:52,092 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 146) no Hoare annotation was computed. [2021-10-29 05:10:52,093 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2021-10-29 05:10:52,093 INFO L857 garLoopResultBuilder]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2021-10-29 05:10:52,093 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:10:52,093 INFO L857 garLoopResultBuilder]: For program point L735(lines 735 739) no Hoare annotation was computed. [2021-10-29 05:10:52,093 INFO L857 garLoopResultBuilder]: For program point L702(lines 702 708) no Hoare annotation was computed. [2021-10-29 05:10:52,093 INFO L853 garLoopResultBuilder]: At program point L702-1(lines 702 708) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv1 32)) .cse2) (and .cse0 .cse1 (= ~waterLevel~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|) .cse2 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-29 05:10:52,094 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-10-29 05:10:52,094 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 932) no Hoare annotation was computed. [2021-10-29 05:10:52,094 INFO L857 garLoopResultBuilder]: For program point L753(lines 753 759) no Hoare annotation was computed. [2021-10-29 05:10:52,094 INFO L853 garLoopResultBuilder]: At program point L753-1(lines 753 759) the Hoare annotation is: (let ((.cse11 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse12 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (.cse21 (= ~systemActive~0 (_ bv0 32)))) (let ((.cse18 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse19 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (not .cse21)) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse16 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse17 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (.cse9 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (not .cse12)) (.cse4 (not .cse11)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse20 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse14 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= ~waterLevel~0 (_ bv1 32))) (.cse6 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse10 (= (_ bv0 32) ~pumpRunning~0)) (.cse15 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse5 .cse8 .cse9 .cse7 .cse10) (and .cse0 .cse1 .cse2 .cse5 .cse7 .cse11 .cse12) (and .cse0 .cse5 .cse13 .cse14 .cse9 .cse7 .cse10 .cse15) (and .cse0 .cse1 .cse16 .cse17 .cse5 .cse8 .cse18 .cse7 .cse19) (and .cse0 .cse2 .cse5 .cse7 .cse10) (and .cse0 .cse1 .cse5 .cse13 .cse14 .cse18 .cse7 .cse19 .cse15) (and .cse0 .cse1 .cse5 .cse14 .cse8 .cse6 .cse7 .cse15) (and .cse0 .cse20 .cse21 .cse3 .cse4 .cse5 .cse13 .cse14 .cse9 .cse10 .cse15) (and .cse0 .cse20 .cse21 .cse17 .cse5 .cse6 .cse11 .cse10 .cse12) (and .cse0 .cse20 .cse21 .cse3 .cse16 .cse4 .cse17 .cse5 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse20 .cse21 .cse3 .cse4 .cse5 .cse6 .cse10) (and .cse0 .cse20 .cse21 .cse5 .cse14 .cse8 .cse6 .cse10 .cse15)))) [2021-10-29 05:10:52,094 INFO L857 garLoopResultBuilder]: For program point L968(lines 968 978) no Hoare annotation was computed. [2021-10-29 05:10:52,094 INFO L857 garLoopResultBuilder]: For program point L968-2(lines 968 978) no Hoare annotation was computed. [2021-10-29 05:10:52,095 INFO L857 garLoopResultBuilder]: For program point L968-4(lines 968 978) no Hoare annotation was computed. [2021-10-29 05:10:52,095 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 611) no Hoare annotation was computed. [2021-10-29 05:10:52,095 INFO L857 garLoopResultBuilder]: For program point L572(lines 572 580) no Hoare annotation was computed. [2021-10-29 05:10:52,095 INFO L857 garLoopResultBuilder]: For program point L572-1(lines 572 580) no Hoare annotation was computed. [2021-10-29 05:10:52,095 INFO L857 garLoopResultBuilder]: For program point L605-2(lines 605 611) no Hoare annotation was computed. [2021-10-29 05:10:52,095 INFO L857 garLoopResultBuilder]: For program point L572-2(lines 572 580) no Hoare annotation was computed. [2021-10-29 05:10:52,095 INFO L857 garLoopResultBuilder]: For program point L605-4(lines 605 611) no Hoare annotation was computed. [2021-10-29 05:10:52,095 INFO L857 garLoopResultBuilder]: For program point L688(lines 688 692) no Hoare annotation was computed. [2021-10-29 05:10:52,095 INFO L857 garLoopResultBuilder]: For program point L688-2(lines 688 692) no Hoare annotation was computed. [2021-10-29 05:10:52,095 INFO L857 garLoopResultBuilder]: For program point L688-3(lines 688 692) no Hoare annotation was computed. [2021-10-29 05:10:52,095 INFO L857 garLoopResultBuilder]: For program point L688-5(lines 688 692) no Hoare annotation was computed. [2021-10-29 05:10:52,096 INFO L857 garLoopResultBuilder]: For program point L688-6(lines 688 692) no Hoare annotation was computed. [2021-10-29 05:10:52,096 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 975) no Hoare annotation was computed. [2021-10-29 05:10:52,096 INFO L857 garLoopResultBuilder]: For program point L688-8(lines 688 692) no Hoare annotation was computed. [2021-10-29 05:10:52,096 INFO L857 garLoopResultBuilder]: For program point L969-2(lines 969 975) no Hoare annotation was computed. [2021-10-29 05:10:52,096 INFO L857 garLoopResultBuilder]: For program point L969-4(lines 969 975) no Hoare annotation was computed. [2021-10-29 05:10:52,096 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 777) no Hoare annotation was computed. [2021-10-29 05:10:52,097 INFO L853 garLoopResultBuilder]: At program point L771-1(lines 1 984) the Hoare annotation is: (let ((.cse16 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse4 (not .cse16)) (.cse6 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse17 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8))) (let ((.cse3 (not .cse17)) (.cse8 (or .cse4 .cse6)) (.cse11 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse9 (= ~waterLevel~0 (_ bv0 32))) (.cse12 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse15 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse10 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse14 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (not (= ~systemActive~0 (_ bv0 32)))) (.cse13 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse3 .cse8 .cse5 .cse9 .cse10 .cse11 .cse7 .cse12 .cse13) (and .cse0 .cse5 .cse14 .cse15) (and .cse0 .cse1 .cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8) .cse8 .cse5 .cse14 .cse11 .cse7 .cse12) (and .cse0 .cse5 .cse9 .cse10 .cse15 .cse13) (and .cse0 .cse1 .cse5 (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse9 .cse10 .cse7 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse5 .cse7 .cse16 .cse17) (and .cse0 .cse2 .cse5 .cse15) (and .cse0 .cse1 .cse5 .cse10 .cse14 .cse6 .cse7 .cse13))))) [2021-10-29 05:10:52,097 INFO L853 garLoopResultBuilder]: At program point L639(lines 634 642) the Hoare annotation is: (let ((.cse10 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse11 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (.cse19 (not .cse10)) (.cse5 (not (= ~waterLevel~0 (_ bv3 32))))) (let ((.cse9 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (.cse13 (or .cse19 .cse5)) (.cse15 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse16 (= ~waterLevel~0 (_ bv2 32))) (.cse12 (not .cse11)) (.cse6 (not (= ~systemActive~0 (_ bv0 32)))) (.cse7 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse17 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse14 (= ~waterLevel~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse18 (= (_ bv0 32) ~pumpRunning~0)) (.cse8 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse2 .cse5 .cse6 .cse10 .cse7 .cse11) (and .cse0 .cse1 .cse12 .cse13 .cse2 .cse14 .cse3 .cse15 .cse6 .cse7 .cse8) (and .cse0 .cse16 .cse17 .cse2 .cse18) (and .cse0 .cse1 .cse12 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse9 .cse13 .cse2 .cse4 .cse15 .cse6 .cse7) (and .cse0 .cse17 .cse2 .cse4 .cse18) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse14 .cse3 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse16 .cse12 .cse19 .cse2 .cse6 .cse7) (and .cse0 .cse17 .cse2 .cse14 .cse3 .cse18 .cse8))))) [2021-10-29 05:10:52,097 INFO L853 garLoopResultBuilder]: At program point L639-1(lines 634 642) the Hoare annotation is: (let ((.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse10 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse11 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (.cse3 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse12 (= ~waterLevel~0 (_ bv1 32))) (.cse6 (not (= ~systemActive~0 (_ bv0 32)))) (.cse7 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse9 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse4 (= ~waterLevel~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse13 (= (_ bv0 32) ~pumpRunning~0)) (.cse8 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse9 .cse10 .cse11 .cse2 .cse12 .cse13) (and .cse0 .cse1 .cse10 .cse11 .cse2 .cse3 .cse12 .cse6 .cse7) (and .cse0 .cse9 .cse2 .cse4 .cse5 .cse13 .cse8))) [2021-10-29 05:10:52,097 INFO L853 garLoopResultBuilder]: At program point L639-2(lines 634 642) the Hoare annotation is: false [2021-10-29 05:10:52,098 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:10:52,098 INFO L853 garLoopResultBuilder]: At program point L639-3(lines 634 642) the Hoare annotation is: false [2021-10-29 05:10:52,098 INFO L853 garLoopResultBuilder]: At program point L639-4(lines 634 642) the Hoare annotation is: false [2021-10-29 05:10:52,098 INFO L853 garLoopResultBuilder]: At program point L639-5(lines 634 642) the Hoare annotation is: false [2021-10-29 05:10:52,098 INFO L853 garLoopResultBuilder]: At program point L953(lines 536 542) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (.cse8 (= ~waterLevel~0 (_ bv2 32))) (.cse16 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (.cse15 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse14 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse6 (not (= ~systemActive~0 (_ bv0 32)))) (.cse7 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse9 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse12 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse10 (= (_ bv0 32) ~pumpRunning~0)) (.cse13 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8))) (or (and .cse0 .cse1 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32)) .cse6 .cse7) (and .cse0 .cse8 .cse9 .cse3 .cse10) (and .cse0 .cse9 .cse3 .cse5 .cse10) (and .cse0 .cse1 .cse3 .cse4 .cse11 .cse12 .cse6 .cse7 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse14 .cse6 .cse15 .cse7 .cse16) (and .cse0 .cse1 .cse8 (not .cse16) (not .cse15) .cse3 .cse4 .cse6 .cse7) (and .cse0 .cse1 .cse3 .cse4 .cse12 .cse5 .cse14 .cse6 .cse7 .cse13) (and .cse0 .cse9 .cse3 .cse11 .cse12 .cse10 .cse13))) [2021-10-29 05:10:52,099 INFO L853 garLoopResultBuilder]: At program point L953-1(lines 536 542) the Hoare annotation is: false [2021-10-29 05:10:52,099 INFO L853 garLoopResultBuilder]: At program point L953-2(lines 536 542) the Hoare annotation is: false [2021-10-29 05:10:52,099 INFO L853 garLoopResultBuilder]: At program point L145(lines 136 149) the Hoare annotation is: (let ((.cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|) .cse3 .cse4 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3 .cse4) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse2 .cse3 .cse4))) [2021-10-29 05:10:52,099 INFO L853 garLoopResultBuilder]: At program point L145-1(lines 136 149) the Hoare annotation is: false [2021-10-29 05:10:52,099 INFO L853 garLoopResultBuilder]: At program point L145-2(lines 136 149) the Hoare annotation is: false [2021-10-29 05:10:52,099 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2021-10-29 05:10:52,100 INFO L857 garLoopResultBuilder]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2021-10-29 05:10:52,100 INFO L853 garLoopResultBuilder]: At program point L889(lines 885 891) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:10:52,100 INFO L857 garLoopResultBuilder]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2021-10-29 05:10:52,100 INFO L853 garLoopResultBuilder]: At program point L543(lines 543 549) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 (_ bv2 32))) (.cse14 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse15 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8))) (let ((.cse9 (not .cse15)) (.cse10 (not .cse14)) (.cse16 (not .cse6)) (.cse11 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse13 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse7 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse12 (= ~waterLevel~0 (_ bv0 32))) (.cse17 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse18 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse1 .cse5) (and .cse0 .cse8 .cse9 .cse10 .cse1 .cse11 .cse12 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32)) .cse4 .cse13) (and .cse0 .cse7 .cse1 .cse2 .cse5) (and .cse0 .cse8 .cse1 .cse11 .cse2 .cse4 .cse14 .cse13 .cse15) (and .cse0 .cse8 .cse16 .cse1 .cse11 .cse12 .cse17 .cse4 .cse13 .cse18) (and .cse0 .cse8 .cse9 .cse10 .cse16 .cse1 .cse11 .cse2 .cse4 .cse13) (and .cse0 .cse1 .cse12 .cse17 .cse3 .cse4 .cse5 .cse18) (and .cse0 .cse6 .cse1 .cse4 .cse5) (and .cse0 .cse7 .cse1 .cse12 .cse17 .cse5 .cse18) (and .cse0 .cse8 .cse6 .cse1 .cse4)))) [2021-10-29 05:10:52,100 INFO L853 garLoopResultBuilder]: At program point L543-1(lines 543 549) the Hoare annotation is: false [2021-10-29 05:10:52,101 INFO L853 garLoopResultBuilder]: At program point L543-2(lines 543 549) the Hoare annotation is: false [2021-10-29 05:10:52,101 INFO L860 garLoopResultBuilder]: At program point L923(lines 904 926) the Hoare annotation is: true [2021-10-29 05:10:52,101 INFO L853 garLoopResultBuilder]: At program point L841-2(lines 841 855) the Hoare annotation is: false [2021-10-29 05:10:52,101 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:10:52,101 INFO L853 garLoopResultBuilder]: At program point L825(lines 820 828) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:10:52,101 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 932) no Hoare annotation was computed. [2021-10-29 05:10:52,102 INFO L857 garLoopResultBuilder]: For program point L842(line 842) no Hoare annotation was computed. [2021-10-29 05:10:52,102 INFO L857 garLoopResultBuilder]: For program point L743(lines 743 749) no Hoare annotation was computed. [2021-10-29 05:10:52,102 INFO L853 garLoopResultBuilder]: At program point L743-1(lines 743 749) the Hoare annotation is: (let ((.cse11 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse12 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (.cse21 (= ~systemActive~0 (_ bv0 32)))) (let ((.cse18 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse19 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (not .cse21)) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse16 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse17 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (.cse9 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (not .cse12)) (.cse4 (not .cse11)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse20 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse14 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= ~waterLevel~0 (_ bv1 32))) (.cse6 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse10 (= (_ bv0 32) ~pumpRunning~0)) (.cse15 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse5 .cse8 .cse9 .cse7 .cse10) (and .cse0 .cse1 .cse2 .cse5 .cse7 .cse11 .cse12) (and .cse0 .cse5 .cse13 .cse14 .cse9 .cse7 .cse10 .cse15) (and .cse0 .cse1 .cse16 .cse17 .cse5 .cse8 .cse18 .cse7 .cse19) (and .cse0 .cse2 .cse5 .cse7 .cse10) (and .cse0 .cse1 .cse5 .cse13 .cse14 .cse18 .cse7 .cse19 .cse15) (and .cse0 .cse1 .cse5 .cse14 .cse8 .cse6 .cse7 .cse15) (and .cse0 .cse20 .cse21 .cse3 .cse4 .cse5 .cse13 .cse14 .cse9 .cse10 .cse15) (and .cse0 .cse20 .cse21 .cse17 .cse5 .cse6 .cse11 .cse10 .cse12) (and .cse0 .cse20 .cse21 .cse3 .cse16 .cse4 .cse17 .cse5 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse20 .cse21 .cse3 .cse4 .cse5 .cse6 .cse10) (and .cse0 .cse20 .cse21 .cse5 .cse14 .cse8 .cse6 .cse10 .cse15)))) [2021-10-29 05:10:52,102 INFO L853 garLoopResultBuilder]: At program point L132(lines 127 135) the Hoare annotation is: (let ((.cse4 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse9 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse12 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse5 (not (= ~systemActive~0 (_ bv0 32)))) (.cse13 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse11 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse8 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse10 (= ~waterLevel~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse1 .cse5 .cse9) (and .cse0 .cse8 .cse1 .cse5 .cse9 .cse6) (and .cse0 .cse8 .cse1 .cse10 .cse4 .cse5 .cse6) (and .cse0 .cse11 .cse8 .cse1 .cse9 .cse6) (and .cse0 .cse7 .cse1 .cse12 .cse2 .cse3 .cse5 .cse13) (and .cse0 .cse7 .cse8 .cse1 .cse12 .cse10 .cse5 .cse13) (and .cse0 .cse11 .cse1 .cse2 .cse3 .cse6) (and .cse0 .cse11 .cse8 .cse1 .cse10 .cse6))) [2021-10-29 05:10:52,103 INFO L853 garLoopResultBuilder]: At program point L132-1(lines 127 135) the Hoare annotation is: false [2021-10-29 05:10:52,103 INFO L853 garLoopResultBuilder]: At program point L132-2(lines 127 135) the Hoare annotation is: false [2021-10-29 05:10:52,103 INFO L853 garLoopResultBuilder]: At program point L694(lines 679 697) the Hoare annotation is: (let ((.cse1 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32)))) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse5 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse6 (not (= ~systemActive~0 (_ bv0 32)))) (.cse7 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~waterLevel~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|) .cse5 .cse6 .cse7 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~waterLevel~0 (_ bv1 32)) .cse5 .cse6 .cse7) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse3 .cse6 .cse7))) [2021-10-29 05:10:52,103 INFO L853 garLoopResultBuilder]: At program point L694-1(lines 679 697) the Hoare annotation is: false [2021-10-29 05:10:52,103 INFO L853 garLoopResultBuilder]: At program point L694-2(lines 679 697) the Hoare annotation is: false [2021-10-29 05:10:52,103 INFO L853 garLoopResultBuilder]: At program point L100(lines 95 103) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:10:52,104 INFO L853 garLoopResultBuilder]: At program point L100-1(lines 95 103) the Hoare annotation is: false [2021-10-29 05:10:52,104 INFO L853 garLoopResultBuilder]: At program point L100-2(lines 95 103) the Hoare annotation is: false [2021-10-29 05:10:52,104 INFO L853 garLoopResultBuilder]: At program point L943(lines 938 945) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:10:52,107 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:10:52,109 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:10:52,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:10:52 BoogieIcfgContainer [2021-10-29 05:10:52,198 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:10:52,199 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:10:52,199 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:10:52,199 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:10:52,200 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:09:50" (3/4) ... [2021-10-29 05:10:52,203 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:10:52,230 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 05:10:52,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 05:10:52,233 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 05:10:52,234 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 05:10:52,235 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:10:52,235 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:10:52,236 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:10:52,267 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:10:52,268 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:10:52,268 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:10:52,268 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && \result == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:10:52,269 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp)) || (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 0bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && waterLevel == tmp) && \result == 1bv32) && !(waterLevel == 3bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && \result == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp) [2021-10-29 05:10:52,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp)) || (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 0bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && waterLevel == tmp) && \result == 1bv32) && !(waterLevel == 3bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && \result == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp) [2021-10-29 05:10:52,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && waterLevel == tmp) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 0bv32 == tmp) [2021-10-29 05:10:52,271 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:10:52,272 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 2bv32 == \result) && 1bv32 == \result) && 2bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && waterLevel == tmp) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp) [2021-10-29 05:10:52,272 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 2bv32 == \result) && 1bv32 == \result) && 2bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp) [2021-10-29 05:10:52,272 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 1bv32 == \result) && 2bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp) [2021-10-29 05:10:52,273 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 1bv32 == \result) && 2bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-29 05:10:52,275 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:10:52,276 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:10:52,276 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp) [2021-10-29 05:10:52,277 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp) || ((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:10:52,284 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:10:52,284 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:10:52,340 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:10:52,340 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:10:52,342 INFO L168 Benchmark]: Toolchain (without parser) took 65067.36 ms. Allocated memory was 58.7 MB in the beginning and 188.7 MB in the end (delta: 130.0 MB). Free memory was 35.3 MB in the beginning and 93.0 MB in the end (delta: -57.7 MB). Peak memory consumption was 71.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:10:52,342 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 58.7 MB. Free memory was 39.5 MB in the beginning and 39.4 MB in the end (delta: 44.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:10:52,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.31 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 35.0 MB in the beginning and 47.5 MB in the end (delta: -12.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:10:52,344 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.69 ms. Allocated memory is still 79.7 MB. Free memory was 47.3 MB in the beginning and 44.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:10:52,344 INFO L168 Benchmark]: Boogie Preprocessor took 89.86 ms. Allocated memory is still 79.7 MB. Free memory was 44.1 MB in the beginning and 61.0 MB in the end (delta: -16.9 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:10:52,344 INFO L168 Benchmark]: RCFGBuilder took 2440.61 ms. Allocated memory is still 79.7 MB. Free memory was 61.0 MB in the beginning and 53.5 MB in the end (delta: 7.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:10:52,345 INFO L168 Benchmark]: TraceAbstraction took 61652.09 ms. Allocated memory was 79.7 MB in the beginning and 188.7 MB in the end (delta: 109.1 MB). Free memory was 53.3 MB in the beginning and 101.6 MB in the end (delta: -48.3 MB). Peak memory consumption was 135.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:10:52,345 INFO L168 Benchmark]: Witness Printer took 141.23 ms. Allocated memory is still 188.7 MB. Free memory was 101.6 MB in the beginning and 93.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:10:52,348 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 58.7 MB. Free memory was 39.5 MB in the beginning and 39.4 MB in the end (delta: 44.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 623.31 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 35.0 MB in the beginning and 47.5 MB in the end (delta: -12.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 101.69 ms. Allocated memory is still 79.7 MB. Free memory was 47.3 MB in the beginning and 44.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 89.86 ms. Allocated memory is still 79.7 MB. Free memory was 44.1 MB in the beginning and 61.0 MB in the end (delta: -16.9 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2440.61 ms. Allocated memory is still 79.7 MB. Free memory was 61.0 MB in the beginning and 53.5 MB in the end (delta: 7.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 61652.09 ms. Allocated memory was 79.7 MB in the beginning and 188.7 MB in the end (delta: 109.1 MB). Free memory was 53.3 MB in the beginning and 101.6 MB in the end (delta: -48.3 MB). Peak memory consumption was 135.8 MB. Max. memory is 16.1 GB. * Witness Printer took 141.23 ms. Allocated memory is still 188.7 MB. Free memory was 101.6 MB in the beginning and 93.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.4 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: 932]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 932]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 932]: 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, 98 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 61.4s, OverallIterations: 14, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 19.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1425 SDtfs, 2905 SDslu, 3861 SDs, 0 SdLazy, 620 SolverSat, 146 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2901 GetRequests, 2779 SyntacticMatches, 0 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=540occurred in iteration=12, InterpolantAutomatonStates: 102, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 14 MinimizatonAttempts, 1281 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 396 NumberOfFragments, 2787 HoareAnnotationTreeSize, 45 FomulaSimplifications, 1761391 FormulaSimplificationTreeSizeReduction, 3.1s HoareSimplificationTime, 45 FomulaSimplificationsInter, 743738 FormulaSimplificationTreeSizeReductionInter, 15.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 8.9s InterpolantComputationTime, 1435 NumberOfCodeBlocks, 1435 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 2828 ConstructedInterpolants, 0 QuantifiedInterpolants, 5101 SizeOfPredicates, 61 NumberOfNonLiveVariables, 5512 ConjunctsInSsa, 109 ConjunctsInUnsatCore, 42 InterpolantComputations, 23 PerfectInterpolantSequences, 2704/2866 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 2bv32 == \result) && 1bv32 == \result) && 2bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && waterLevel == tmp) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp) - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp)) || (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 0bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && waterLevel == tmp) && \result == 1bv32) && !(waterLevel == 3bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && \result == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 732]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && \result == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 1bv32 == \result) && 2bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp) - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp) || ((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp)) || (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 0bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && waterLevel == tmp) && \result == 1bv32) && !(waterLevel == 3bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == tmp) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 0bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && \result == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp) - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && waterLevel == tmp) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 0bv32 == tmp) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 2bv32 == \result) && 1bv32 == \result) && 2bv32 == tmp)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 1bv32 == \result) && 2bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == tmp) - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-29 05:10:52,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e77329-1bea-4040-ae26-4f02e0735120/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...