./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product52.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_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4074665f53184e0f9778b3e4e6ee9c58d8a047121518f9c126ceccd876afea36 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:02:41,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:02:41,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:02:41,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:02:41,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:02:41,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:02:41,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:02:41,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:02:41,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:02:41,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:02:41,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:02:41,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:02:41,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:02:41,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:02:41,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:02:41,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:02:41,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:02:41,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:02:41,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:02:41,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:02:41,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:02:41,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:02:41,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:02:41,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:02:41,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:02:41,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:02:41,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:02:41,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:02:41,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:02:41,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:02:41,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:02:41,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:02:41,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:02:41,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:02:41,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:02:41,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:02:41,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:02:41,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:02:41,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:02:41,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:02:41,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:02:41,293 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:02:41,339 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:02:41,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:02:41,340 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:02:41,340 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:02:41,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:02:41,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:02:41,342 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:02:41,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:02:41,342 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:02:41,342 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:02:41,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:02:41,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:02:41,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:02:41,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:02:41,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:02:41,344 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:02:41,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:02:41,344 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:02:41,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:02:41,345 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:02:41,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:02:41,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:02:41,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:02:41,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:02:41,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:02:41,346 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:02:41,346 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:02:41,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:02:41,347 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:02:41,347 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:02:41,347 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:02:41,347 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:02:41,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4074665f53184e0f9778b3e4e6ee9c58d8a047121518f9c126ceccd876afea36 [2021-10-28 09:02:41,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:02:41,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:02:41,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:02:41,613 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:02:41,614 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:02:41,614 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c [2021-10-28 09:02:41,669 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/data/0bc24ca19/3cc6aefa15ed46c7ad4fbe32c536a16a/FLAGf60b4d91f [2021-10-28 09:02:42,155 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:02:42,156 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c [2021-10-28 09:02:42,170 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/data/0bc24ca19/3cc6aefa15ed46c7ad4fbe32c536a16a/FLAGf60b4d91f [2021-10-28 09:02:42,474 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/data/0bc24ca19/3cc6aefa15ed46c7ad4fbe32c536a16a [2021-10-28 09:02:42,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:02:42,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:02:42,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:02:42,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:02:42,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:02:42,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:02:42" (1/1) ... [2021-10-28 09:02:42,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ce83573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:02:42, skipping insertion in model container [2021-10-28 09:02:42,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:02:42" (1/1) ... [2021-10-28 09:02:42,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:02:42,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:02:42,800 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_170d17a6-d513-4314-848e-9d512e8ebcee/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c[12672,12685] [2021-10-28 09:02:42,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:02:42,869 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:02:42,923 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_170d17a6-d513-4314-848e-9d512e8ebcee/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c[12672,12685] [2021-10-28 09:02:42,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:02:42,965 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:02:42,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:02:42 WrapperNode [2021-10-28 09:02:42,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:02:42,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:02:42,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:02:42,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:02:42,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:02:42" (1/1) ... [2021-10-28 09:02:43,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:02:42" (1/1) ... [2021-10-28 09:02:43,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:02:43,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:02:43,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:02:43,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:02:43,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:02:42" (1/1) ... [2021-10-28 09:02:43,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:02:42" (1/1) ... [2021-10-28 09:02:43,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:02:42" (1/1) ... [2021-10-28 09:02:43,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:02:42" (1/1) ... [2021-10-28 09:02:43,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:02:42" (1/1) ... [2021-10-28 09:02:43,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:02:42" (1/1) ... [2021-10-28 09:02:43,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:02:42" (1/1) ... [2021-10-28 09:02:43,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:02:43,114 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:02:43,115 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:02:43,115 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:02:43,116 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:02:42" (1/1) ... [2021-10-28 09:02:43,123 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:02:43,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:02:43,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:02:43,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:02:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:02:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:02:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:02:43,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:02:44,103 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:02:44,103 INFO L299 CfgBuilder]: Removed 176 assume(true) statements. [2021-10-28 09:02:44,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:02:44 BoogieIcfgContainer [2021-10-28 09:02:44,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:02:44,108 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:02:44,108 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:02:44,111 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:02:44,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:02:42" (1/3) ... [2021-10-28 09:02:44,113 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6152b705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:02:44, skipping insertion in model container [2021-10-28 09:02:44,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:02:42" (2/3) ... [2021-10-28 09:02:44,113 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6152b705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:02:44, skipping insertion in model container [2021-10-28 09:02:44,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:02:44" (3/3) ... [2021-10-28 09:02:44,115 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product52.cil.c [2021-10-28 09:02:44,120 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:02:44,120 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 09:02:44,171 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:02:44,177 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=PETRI_NET, 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 [2021-10-28 09:02:44,178 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 09:02:44,196 INFO L276 IsEmpty]: Start isEmpty. Operand has 128 states, 124 states have (on average 1.5483870967741935) internal successors, (192), 127 states have internal predecessors, (192), 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) [2021-10-28 09:02:44,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 09:02:44,203 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:02:44,203 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:02:44,204 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:02:44,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:02:44,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1472110058, now seen corresponding path program 1 times [2021-10-28 09:02:44,219 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:02:44,219 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735937434] [2021-10-28 09:02:44,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:02:44,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:02:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:02:44,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:02:44,536 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:02:44,537 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735937434] [2021-10-28 09:02:44,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735937434] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:02:44,538 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:02:44,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:02:44,549 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944270508] [2021-10-28 09:02:44,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:02:44,555 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:02:44,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:02:44,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:02:44,575 INFO L87 Difference]: Start difference. First operand has 128 states, 124 states have (on average 1.5483870967741935) internal successors, (192), 127 states have internal predecessors, (192), 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) [2021-10-28 09:02:44,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:02:44,611 INFO L93 Difference]: Finished difference Result 249 states and 376 transitions. [2021-10-28 09:02:44,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:02:44,612 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 [2021-10-28 09:02:44,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:02:44,623 INFO L225 Difference]: With dead ends: 249 [2021-10-28 09:02:44,624 INFO L226 Difference]: Without dead ends: 124 [2021-10-28 09:02:44,627 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:02:44,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-10-28 09:02:44,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2021-10-28 09:02:44,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 121 states have (on average 1.487603305785124) internal successors, (180), 123 states have internal predecessors, (180), 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) [2021-10-28 09:02:44,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 180 transitions. [2021-10-28 09:02:44,672 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 180 transitions. Word has length 19 [2021-10-28 09:02:44,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:02:44,672 INFO L470 AbstractCegarLoop]: Abstraction has 124 states and 180 transitions. [2021-10-28 09:02:44,673 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) [2021-10-28 09:02:44,673 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2021-10-28 09:02:44,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-28 09:02:44,674 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:02:44,675 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:02:44,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:02:44,675 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:02:44,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:02:44,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1016837685, now seen corresponding path program 1 times [2021-10-28 09:02:44,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:02:44,677 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125518849] [2021-10-28 09:02:44,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:02:44,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:02:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:02:44,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:02:44,844 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:02:44,845 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125518849] [2021-10-28 09:02:44,845 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125518849] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:02:44,845 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:02:44,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:02:44,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680836794] [2021-10-28 09:02:44,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:02:44,853 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:02:44,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:02:44,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:02:44,854 INFO L87 Difference]: Start difference. First operand 124 states and 180 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:02:44,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:02:44,873 INFO L93 Difference]: Finished difference Result 124 states and 180 transitions. [2021-10-28 09:02:44,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:02:44,874 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-28 09:02:44,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:02:44,878 INFO L225 Difference]: With dead ends: 124 [2021-10-28 09:02:44,878 INFO L226 Difference]: Without dead ends: 53 [2021-10-28 09:02:44,880 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:02:44,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-28 09:02:44,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-28 09:02:44,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.4615384615384615) internal successors, (76), 52 states have internal predecessors, (76), 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) [2021-10-28 09:02:44,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-10-28 09:02:44,896 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 20 [2021-10-28 09:02:44,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:02:44,896 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-10-28 09:02:44,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:02:44,897 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-10-28 09:02:44,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 09:02:44,899 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:02:44,899 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] [2021-10-28 09:02:44,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:02:44,901 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:02:44,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:02:44,903 INFO L85 PathProgramCache]: Analyzing trace with hash 632373730, now seen corresponding path program 1 times [2021-10-28 09:02:44,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:02:44,904 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93375882] [2021-10-28 09:02:44,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:02:44,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:02:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:02:45,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:02:45,044 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:02:45,045 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93375882] [2021-10-28 09:02:45,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93375882] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:02:45,048 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:02:45,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:02:45,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455017672] [2021-10-28 09:02:45,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:02:45,050 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:02:45,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:02:45,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:02:45,055 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:02:45,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:02:45,136 INFO L93 Difference]: Finished difference Result 125 states and 183 transitions. [2021-10-28 09:02:45,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:02:45,140 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-28 09:02:45,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:02:45,145 INFO L225 Difference]: With dead ends: 125 [2021-10-28 09:02:45,145 INFO L226 Difference]: Without dead ends: 79 [2021-10-28 09:02:45,146 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:02:45,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-10-28 09:02:45,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 75. [2021-10-28 09:02:45,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.472972972972973) internal successors, (109), 74 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) [2021-10-28 09:02:45,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2021-10-28 09:02:45,165 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2021-10-28 09:02:45,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:02:45,168 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2021-10-28 09:02:45,168 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:02:45,168 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2021-10-28 09:02:45,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-28 09:02:45,170 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:02:45,170 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] [2021-10-28 09:02:45,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:02:45,171 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:02:45,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:02:45,173 INFO L85 PathProgramCache]: Analyzing trace with hash 505882496, now seen corresponding path program 1 times [2021-10-28 09:02:45,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:02:45,174 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505953431] [2021-10-28 09:02:45,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:02:45,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:02:45,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:02:45,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:02:45,256 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:02:45,256 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505953431] [2021-10-28 09:02:45,256 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505953431] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:02:45,256 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:02:45,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:02:45,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970393247] [2021-10-28 09:02:45,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:02:45,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:02:45,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:02:45,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:02:45,258 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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) [2021-10-28 09:02:45,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:02:45,371 INFO L93 Difference]: Finished difference Result 167 states and 245 transitions. [2021-10-28 09:02:45,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:02:45,371 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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 28 [2021-10-28 09:02:45,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:02:45,372 INFO L225 Difference]: With dead ends: 167 [2021-10-28 09:02:45,372 INFO L226 Difference]: Without dead ends: 99 [2021-10-28 09:02:45,373 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:02:45,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2021-10-28 09:02:45,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 97. [2021-10-28 09:02:45,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 96 states have (on average 1.4270833333333333) internal successors, (137), 96 states have internal predecessors, (137), 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) [2021-10-28 09:02:45,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 137 transitions. [2021-10-28 09:02:45,383 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 137 transitions. Word has length 28 [2021-10-28 09:02:45,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:02:45,383 INFO L470 AbstractCegarLoop]: Abstraction has 97 states and 137 transitions. [2021-10-28 09:02:45,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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) [2021-10-28 09:02:45,384 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2021-10-28 09:02:45,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-28 09:02:45,385 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:02:45,385 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] [2021-10-28 09:02:45,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:02:45,385 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:02:45,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:02:45,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1201567211, now seen corresponding path program 1 times [2021-10-28 09:02:45,386 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:02:45,387 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169792285] [2021-10-28 09:02:45,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:02:45,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:02:45,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:02:45,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:02:45,475 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:02:45,475 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169792285] [2021-10-28 09:02:45,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169792285] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:02:45,476 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:02:45,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:02:45,477 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952586078] [2021-10-28 09:02:45,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:02:45,478 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:02:45,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:02:45,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:02:45,479 INFO L87 Difference]: Start difference. First operand 97 states and 137 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 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) [2021-10-28 09:02:45,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:02:45,616 INFO L93 Difference]: Finished difference Result 314 states and 445 transitions. [2021-10-28 09:02:45,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:02:45,616 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 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 [2021-10-28 09:02:45,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:02:45,618 INFO L225 Difference]: With dead ends: 314 [2021-10-28 09:02:45,619 INFO L226 Difference]: Without dead ends: 224 [2021-10-28 09:02:45,621 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:02:45,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-10-28 09:02:45,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 95. [2021-10-28 09:02:45,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 94 states have (on average 1.3936170212765957) internal successors, (131), 94 states have internal predecessors, (131), 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) [2021-10-28 09:02:45,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 131 transitions. [2021-10-28 09:02:45,645 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 131 transitions. Word has length 29 [2021-10-28 09:02:45,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:02:45,645 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 131 transitions. [2021-10-28 09:02:45,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 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) [2021-10-28 09:02:45,647 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 131 transitions. [2021-10-28 09:02:45,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 09:02:45,649 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:02:45,649 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] [2021-10-28 09:02:45,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:02:45,650 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:02:45,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:02:45,650 INFO L85 PathProgramCache]: Analyzing trace with hash 113415631, now seen corresponding path program 1 times [2021-10-28 09:02:45,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:02:45,651 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566472556] [2021-10-28 09:02:45,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:02:45,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:02:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:02:45,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:02:45,749 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:02:45,749 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566472556] [2021-10-28 09:02:45,749 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566472556] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:02:45,750 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:02:45,750 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:02:45,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033691420] [2021-10-28 09:02:45,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:02:45,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:02:45,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:02:45,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:02:45,757 INFO L87 Difference]: Start difference. First operand 95 states and 131 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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) [2021-10-28 09:02:45,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:02:45,816 INFO L93 Difference]: Finished difference Result 276 states and 380 transitions. [2021-10-28 09:02:45,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:02:45,816 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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 34 [2021-10-28 09:02:45,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:02:45,825 INFO L225 Difference]: With dead ends: 276 [2021-10-28 09:02:45,825 INFO L226 Difference]: Without dead ends: 188 [2021-10-28 09:02:45,827 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:02:45,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2021-10-28 09:02:45,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 101. [2021-10-28 09:02:45,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 100 states have (on average 1.37) internal successors, (137), 100 states have internal predecessors, (137), 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) [2021-10-28 09:02:45,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 137 transitions. [2021-10-28 09:02:45,842 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 137 transitions. Word has length 34 [2021-10-28 09:02:45,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:02:45,842 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 137 transitions. [2021-10-28 09:02:45,842 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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) [2021-10-28 09:02:45,842 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 137 transitions. [2021-10-28 09:02:45,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 09:02:45,844 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:02:45,845 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] [2021-10-28 09:02:45,845 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 09:02:45,846 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:02:45,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:02:45,846 INFO L85 PathProgramCache]: Analyzing trace with hash 814480209, now seen corresponding path program 1 times [2021-10-28 09:02:45,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:02:45,850 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430905825] [2021-10-28 09:02:45,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:02:45,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:02:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:02:45,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:02:45,914 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:02:45,914 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430905825] [2021-10-28 09:02:45,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430905825] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:02:45,915 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:02:45,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:02:45,915 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742843911] [2021-10-28 09:02:45,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:02:45,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:02:45,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:02:45,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:02:45,916 INFO L87 Difference]: Start difference. First operand 101 states and 137 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2021-10-28 09:02:45,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:02:45,990 INFO L93 Difference]: Finished difference Result 249 states and 338 transitions. [2021-10-28 09:02:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:02:45,991 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 34 [2021-10-28 09:02:45,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:02:45,993 INFO L225 Difference]: With dead ends: 249 [2021-10-28 09:02:45,993 INFO L226 Difference]: Without dead ends: 155 [2021-10-28 09:02:45,993 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:02:45,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2021-10-28 09:02:46,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 105. [2021-10-28 09:02:46,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 104 states have (on average 1.3557692307692308) internal successors, (141), 104 states have internal predecessors, (141), 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) [2021-10-28 09:02:46,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 141 transitions. [2021-10-28 09:02:46,017 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 141 transitions. Word has length 34 [2021-10-28 09:02:46,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:02:46,017 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 141 transitions. [2021-10-28 09:02:46,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2021-10-28 09:02:46,018 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2021-10-28 09:02:46,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 09:02:46,019 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:02:46,019 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] [2021-10-28 09:02:46,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:02:46,019 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:02:46,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:02:46,020 INFO L85 PathProgramCache]: Analyzing trace with hash 227674195, now seen corresponding path program 1 times [2021-10-28 09:02:46,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:02:46,020 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434679926] [2021-10-28 09:02:46,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:02:46,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:02:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:02:46,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:02:46,110 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:02:46,110 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434679926] [2021-10-28 09:02:46,111 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434679926] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:02:46,111 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:02:46,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:02:46,111 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063146981] [2021-10-28 09:02:46,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:02:46,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:02:46,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:02:46,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:02:46,112 INFO L87 Difference]: Start difference. First operand 105 states and 141 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 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) [2021-10-28 09:02:46,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:02:46,144 INFO L93 Difference]: Finished difference Result 253 states and 341 transitions. [2021-10-28 09:02:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:02:46,144 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 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 34 [2021-10-28 09:02:46,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:02:46,145 INFO L225 Difference]: With dead ends: 253 [2021-10-28 09:02:46,146 INFO L226 Difference]: Without dead ends: 155 [2021-10-28 09:02:46,146 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:02:46,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2021-10-28 09:02:46,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2021-10-28 09:02:46,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 154 states have (on average 1.3246753246753247) internal successors, (204), 154 states have internal predecessors, (204), 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) [2021-10-28 09:02:46,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 204 transitions. [2021-10-28 09:02:46,181 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 204 transitions. Word has length 34 [2021-10-28 09:02:46,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:02:46,181 INFO L470 AbstractCegarLoop]: Abstraction has 155 states and 204 transitions. [2021-10-28 09:02:46,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 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) [2021-10-28 09:02:46,182 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 204 transitions. [2021-10-28 09:02:46,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 09:02:46,191 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:02:46,191 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:02:46,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 09:02:46,192 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:02:46,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:02:46,192 INFO L85 PathProgramCache]: Analyzing trace with hash -1168271981, now seen corresponding path program 1 times [2021-10-28 09:02:46,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:02:46,193 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916686023] [2021-10-28 09:02:46,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:02:46,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:02:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:02:46,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:02:46,320 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:02:46,320 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916686023] [2021-10-28 09:02:46,320 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916686023] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:02:46,320 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:02:46,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:02:46,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208122659] [2021-10-28 09:02:46,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 09:02:46,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:02:46,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:02:46,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:02:46,328 INFO L87 Difference]: Start difference. First operand 155 states and 204 transitions. Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:02:46,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:02:46,637 INFO L93 Difference]: Finished difference Result 720 states and 976 transitions. [2021-10-28 09:02:46,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 09:02:46,638 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-28 09:02:46,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:02:46,642 INFO L225 Difference]: With dead ends: 720 [2021-10-28 09:02:46,642 INFO L226 Difference]: Without dead ends: 622 [2021-10-28 09:02:46,643 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-28 09:02:46,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2021-10-28 09:02:46,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 257. [2021-10-28 09:02:46,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 256 states have (on average 1.3203125) internal successors, (338), 256 states have internal predecessors, (338), 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) [2021-10-28 09:02:46,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 338 transitions. [2021-10-28 09:02:46,675 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 338 transitions. Word has length 35 [2021-10-28 09:02:46,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:02:46,676 INFO L470 AbstractCegarLoop]: Abstraction has 257 states and 338 transitions. [2021-10-28 09:02:46,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:02:46,676 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 338 transitions. [2021-10-28 09:02:46,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-28 09:02:46,677 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:02:46,677 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, 1, 1, 1, 1] [2021-10-28 09:02:46,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:02:46,678 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:02:46,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:02:46,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1462781310, now seen corresponding path program 1 times [2021-10-28 09:02:46,679 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:02:46,679 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520785511] [2021-10-28 09:02:46,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:02:46,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:02:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:02:46,754 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:02:46,754 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:02:46,754 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520785511] [2021-10-28 09:02:46,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520785511] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:02:46,755 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1385360051] [2021-10-28 09:02:46,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:02:46,755 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:02:46,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:02:46,761 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:02:46,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 09:02:46,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:02:46,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 09:02:46,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:02:47,168 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:02:47,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1385360051] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:02:47,169 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:02:47,169 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-10-28 09:02:47,169 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863357001] [2021-10-28 09:02:47,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:02:47,172 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:02:47,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:02:47,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:02:47,173 INFO L87 Difference]: Start difference. First operand 257 states and 338 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) [2021-10-28 09:02:47,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:02:47,476 INFO L93 Difference]: Finished difference Result 590 states and 787 transitions. [2021-10-28 09:02:47,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:02:47,476 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 58 [2021-10-28 09:02:47,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:02:47,477 INFO L225 Difference]: With dead ends: 590 [2021-10-28 09:02:47,477 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:02:47,478 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-28 09:02:47,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:02:47,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:02:47,479 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) [2021-10-28 09:02:47,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:02:47,479 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2021-10-28 09:02:47,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:02:47,479 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:02:47,479 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) [2021-10-28 09:02:47,480 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:02:47,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:02:47,482 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:02:47,483 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:02:47,483 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:02:47,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:02:47,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-28 09:02:47,698 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:02:47,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:47,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:48,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:02:51,281 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2021-10-28 09:02:51,281 INFO L857 garLoopResultBuilder]: For program point L564(lines 564 574) no Hoare annotation was computed. [2021-10-28 09:02:51,281 INFO L857 garLoopResultBuilder]: For program point L564-2(lines 564 574) no Hoare annotation was computed. [2021-10-28 09:02:51,281 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-10-28 09:02:51,281 INFO L857 garLoopResultBuilder]: For program point L564-4(lines 564 574) no Hoare annotation was computed. [2021-10-28 09:02:51,282 INFO L857 garLoopResultBuilder]: For program point L432-1(lines 432 436) no Hoare annotation was computed. [2021-10-28 09:02:51,282 INFO L857 garLoopResultBuilder]: For program point L565(lines 565 571) no Hoare annotation was computed. [2021-10-28 09:02:51,282 INFO L857 garLoopResultBuilder]: For program point L565-2(lines 565 571) no Hoare annotation was computed. [2021-10-28 09:02:51,282 INFO L857 garLoopResultBuilder]: For program point L565-4(lines 565 571) no Hoare annotation was computed. [2021-10-28 09:02:51,282 INFO L857 garLoopResultBuilder]: For program point L831(lines 831 848) no Hoare annotation was computed. [2021-10-28 09:02:51,282 INFO L857 garLoopResultBuilder]: For program point L831-1(lines 831 848) no Hoare annotation was computed. [2021-10-28 09:02:51,282 INFO L857 garLoopResultBuilder]: For program point L831-2(lines 831 848) no Hoare annotation was computed. [2021-10-28 09:02:51,282 INFO L857 garLoopResultBuilder]: For program point L732(lines 732 747) no Hoare annotation was computed. [2021-10-28 09:02:51,282 INFO L857 garLoopResultBuilder]: For program point L966(lines 966 972) no Hoare annotation was computed. [2021-10-28 09:02:51,283 INFO L853 garLoopResultBuilder]: At program point L966-1(lines 966 972) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 09:02:51,283 INFO L857 garLoopResultBuilder]: For program point L933(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:02:51,283 INFO L857 garLoopResultBuilder]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:02:51,283 INFO L857 garLoopResultBuilder]: For program point L933-3(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:02:51,283 INFO L857 garLoopResultBuilder]: For program point L933-5(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:02:51,283 INFO L857 garLoopResultBuilder]: For program point L933-6(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:02:51,283 INFO L857 garLoopResultBuilder]: For program point L933-8(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:02:51,284 INFO L857 garLoopResultBuilder]: For program point L933-9(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:02:51,284 INFO L857 garLoopResultBuilder]: For program point L933-11(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:02:51,284 INFO L857 garLoopResultBuilder]: For program point L933-12(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:02:51,284 INFO L857 garLoopResultBuilder]: For program point L933-14(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:02:51,284 INFO L857 garLoopResultBuilder]: For program point L933-15(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:02:51,284 INFO L857 garLoopResultBuilder]: For program point L933-17(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:02:51,284 INFO L857 garLoopResultBuilder]: For program point L835(lines 835 843) no Hoare annotation was computed. [2021-10-28 09:02:51,284 INFO L857 garLoopResultBuilder]: For program point L835-1(lines 835 843) no Hoare annotation was computed. [2021-10-28 09:02:51,284 INFO L857 garLoopResultBuilder]: For program point L835-2(lines 835 843) no Hoare annotation was computed. [2021-10-28 09:02:51,285 INFO L857 garLoopResultBuilder]: For program point L703(lines 702 751) no Hoare annotation was computed. [2021-10-28 09:02:51,285 INFO L857 garLoopResultBuilder]: For program point L670(lines 670 676) no Hoare annotation was computed. [2021-10-28 09:02:51,285 INFO L857 garLoopResultBuilder]: For program point L670-1(lines 670 676) no Hoare annotation was computed. [2021-10-28 09:02:51,285 INFO L857 garLoopResultBuilder]: For program point L670-2(lines 670 676) no Hoare annotation was computed. [2021-10-28 09:02:51,285 INFO L857 garLoopResultBuilder]: For program point L670-3(lines 670 676) no Hoare annotation was computed. [2021-10-28 09:02:51,285 INFO L857 garLoopResultBuilder]: For program point L670-4(lines 670 676) no Hoare annotation was computed. [2021-10-28 09:02:51,285 INFO L857 garLoopResultBuilder]: For program point L670-5(lines 670 676) no Hoare annotation was computed. [2021-10-28 09:02:51,285 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2021-10-28 09:02:51,285 INFO L857 garLoopResultBuilder]: For program point L704(lines 704 708) no Hoare annotation was computed. [2021-10-28 09:02:51,285 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 609) no Hoare annotation was computed. [2021-10-28 09:02:51,286 INFO L853 garLoopResultBuilder]: At program point L539(lines 534 541) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:02:51,286 INFO L857 garLoopResultBuilder]: For program point L805(lines 805 822) no Hoare annotation was computed. [2021-10-28 09:02:51,286 INFO L857 garLoopResultBuilder]: For program point L805-1(lines 805 822) no Hoare annotation was computed. [2021-10-28 09:02:51,286 INFO L857 garLoopResultBuilder]: For program point L805-2(lines 805 822) no Hoare annotation was computed. [2021-10-28 09:02:51,286 INFO L857 garLoopResultBuilder]: For program point L805-3(lines 805 822) no Hoare annotation was computed. [2021-10-28 09:02:51,286 INFO L857 garLoopResultBuilder]: For program point L805-4(lines 805 822) no Hoare annotation was computed. [2021-10-28 09:02:51,286 INFO L857 garLoopResultBuilder]: For program point L805-5(lines 805 822) no Hoare annotation was computed. [2021-10-28 09:02:51,286 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 515) no Hoare annotation was computed. [2021-10-28 09:02:51,286 INFO L860 garLoopResultBuilder]: At program point L508-1(lines 508 515) the Hoare annotation is: true [2021-10-28 09:02:51,287 INFO L853 garLoopResultBuilder]: At program point L773(lines 769 791) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 (= ~pumpRunning~0 1)) (and .cse0 .cse5 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and .cse0 .cse5 .cse1 .cse2 .cse3 .cse4))) [2021-10-28 09:02:51,287 INFO L857 garLoopResultBuilder]: For program point L740(lines 740 746) no Hoare annotation was computed. [2021-10-28 09:02:51,287 INFO L853 garLoopResultBuilder]: At program point L773-1(lines 769 791) the Hoare annotation is: false [2021-10-28 09:02:51,287 INFO L853 garLoopResultBuilder]: At program point L740-1(lines 1 1019) the Hoare annotation is: (let ((.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3))) [2021-10-28 09:02:51,287 INFO L853 garLoopResultBuilder]: At program point L773-2(lines 769 791) the Hoare annotation is: false [2021-10-28 09:02:51,287 INFO L853 garLoopResultBuilder]: At program point L939(lines 924 942) the Hoare annotation is: false [2021-10-28 09:02:51,287 INFO L853 garLoopResultBuilder]: At program point L939-1(lines 924 942) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4 .cse5))) [2021-10-28 09:02:51,288 INFO L853 garLoopResultBuilder]: At program point L939-2(lines 924 942) the Hoare annotation is: false [2021-10-28 09:02:51,288 INFO L853 garLoopResultBuilder]: At program point L939-3(lines 924 942) the Hoare annotation is: false [2021-10-28 09:02:51,288 INFO L853 garLoopResultBuilder]: At program point L939-4(lines 924 942) the Hoare annotation is: false [2021-10-28 09:02:51,288 INFO L853 garLoopResultBuilder]: At program point L939-5(lines 924 942) the Hoare annotation is: false [2021-10-28 09:02:51,288 INFO L853 garLoopResultBuilder]: At program point L675(lines 666 679) the Hoare annotation is: false [2021-10-28 09:02:51,288 INFO L853 garLoopResultBuilder]: At program point L675-1(lines 666 679) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5))) [2021-10-28 09:02:51,288 INFO L853 garLoopResultBuilder]: At program point L675-2(lines 666 679) the Hoare annotation is: false [2021-10-28 09:02:51,288 INFO L853 garLoopResultBuilder]: At program point L675-3(lines 666 679) the Hoare annotation is: false [2021-10-28 09:02:51,289 INFO L853 garLoopResultBuilder]: At program point L675-4(lines 666 679) the Hoare annotation is: false [2021-10-28 09:02:51,289 INFO L853 garLoopResultBuilder]: At program point L675-5(lines 666 679) the Hoare annotation is: false [2021-10-28 09:02:51,289 INFO L857 garLoopResultBuilder]: For program point L809(lines 809 817) no Hoare annotation was computed. [2021-10-28 09:02:51,289 INFO L857 garLoopResultBuilder]: For program point L809-1(lines 809 817) no Hoare annotation was computed. [2021-10-28 09:02:51,289 INFO L857 garLoopResultBuilder]: For program point L809-2(lines 809 817) no Hoare annotation was computed. [2021-10-28 09:02:51,289 INFO L857 garLoopResultBuilder]: For program point L809-3(lines 809 817) no Hoare annotation was computed. [2021-10-28 09:02:51,289 INFO L857 garLoopResultBuilder]: For program point L809-4(lines 809 817) no Hoare annotation was computed. [2021-10-28 09:02:51,289 INFO L857 garLoopResultBuilder]: For program point L809-5(lines 809 817) no Hoare annotation was computed. [2021-10-28 09:02:51,289 INFO L853 garLoopResultBuilder]: At program point L479(lines 475 481) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:02:51,289 INFO L853 garLoopResultBuilder]: At program point L1008(lines 1 1019) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:02:51,290 INFO L857 garLoopResultBuilder]: For program point L712(lines 712 718) no Hoare annotation was computed. [2021-10-28 09:02:51,290 INFO L853 garLoopResultBuilder]: At program point L712-1(lines 712 718) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 .cse6 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4))) [2021-10-28 09:02:51,290 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:02:51,290 INFO L853 garLoopResultBuilder]: At program point L780(lines 780 786) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 .cse6 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4))) [2021-10-28 09:02:51,290 INFO L853 garLoopResultBuilder]: At program point L780-1(lines 780 786) the Hoare annotation is: false [2021-10-28 09:02:51,290 INFO L853 garLoopResultBuilder]: At program point L780-2(lines 780 786) the Hoare annotation is: false [2021-10-28 09:02:51,290 INFO L853 garLoopResultBuilder]: At program point L549(lines 773 779) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3))) [2021-10-28 09:02:51,290 INFO L853 garLoopResultBuilder]: At program point L549-1(lines 773 779) the Hoare annotation is: false [2021-10-28 09:02:51,291 INFO L853 garLoopResultBuilder]: At program point L549-2(lines 773 779) the Hoare annotation is: false [2021-10-28 09:02:51,291 INFO L860 garLoopResultBuilder]: At program point L517(lines 498 520) the Hoare annotation is: true [2021-10-28 09:02:51,291 INFO L857 garLoopResultBuilder]: For program point L617(lines 617 621) no Hoare annotation was computed. [2021-10-28 09:02:51,291 INFO L853 garLoopResultBuilder]: At program point L685(lines 680 688) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= ~switchedOnBeforeTS~0 1) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-28 09:02:51,291 INFO L853 garLoopResultBuilder]: At program point L685-1(lines 680 688) the Hoare annotation is: false [2021-10-28 09:02:51,291 INFO L853 garLoopResultBuilder]: At program point L685-2(lines 680 688) the Hoare annotation is: false [2021-10-28 09:02:51,291 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:02:51,291 INFO L853 garLoopResultBuilder]: At program point L1016(lines 1011 1019) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:02:51,291 INFO L853 garLoopResultBuilder]: At program point L884(lines 879 887) the Hoare annotation is: (let ((.cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse6 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3))) [2021-10-28 09:02:51,292 INFO L853 garLoopResultBuilder]: At program point L884-1(lines 879 887) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3))) [2021-10-28 09:02:51,292 INFO L853 garLoopResultBuilder]: At program point L884-2(lines 879 887) the Hoare annotation is: false [2021-10-28 09:02:51,292 INFO L853 garLoopResultBuilder]: At program point L884-3(lines 879 887) the Hoare annotation is: false [2021-10-28 09:02:51,292 INFO L853 garLoopResultBuilder]: At program point L752(lines 701 753) the Hoare annotation is: false [2021-10-28 09:02:51,292 INFO L853 garLoopResultBuilder]: At program point L884-4(lines 879 887) the Hoare annotation is: false [2021-10-28 09:02:51,292 INFO L853 garLoopResultBuilder]: At program point L884-5(lines 879 887) the Hoare annotation is: false [2021-10-28 09:02:51,292 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 956) no Hoare annotation was computed. [2021-10-28 09:02:51,292 INFO L857 garLoopResultBuilder]: For program point L952-2(lines 952 956) no Hoare annotation was computed. [2021-10-28 09:02:51,292 INFO L857 garLoopResultBuilder]: For program point L952-3(lines 952 956) no Hoare annotation was computed. [2021-10-28 09:02:51,293 INFO L857 garLoopResultBuilder]: For program point L952-5(lines 952 956) no Hoare annotation was computed. [2021-10-28 09:02:51,293 INFO L857 garLoopResultBuilder]: For program point L952-6(lines 952 956) no Hoare annotation was computed. [2021-10-28 09:02:51,293 INFO L857 garLoopResultBuilder]: For program point L952-8(lines 952 956) no Hoare annotation was computed. [2021-10-28 09:02:51,293 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:02:51,293 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 728) no Hoare annotation was computed. [2021-10-28 09:02:51,293 INFO L853 garLoopResultBuilder]: At program point L722-1(lines 722 728) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 .cse6 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4))) [2021-10-28 09:02:51,293 INFO L857 garLoopResultBuilder]: For program point L526(line 526) no Hoare annotation was computed. [2021-10-28 09:02:51,293 INFO L857 garLoopResultBuilder]: For program point L526-1(line 526) no Hoare annotation was computed. [2021-10-28 09:02:51,293 INFO L857 garLoopResultBuilder]: For program point L526-2(line 526) no Hoare annotation was computed. [2021-10-28 09:02:51,294 INFO L857 garLoopResultBuilder]: For program point L593(lines 593 597) no Hoare annotation was computed. [2021-10-28 09:02:51,294 INFO L857 garLoopResultBuilder]: For program point L560(lines 560 577) no Hoare annotation was computed. [2021-10-28 09:02:51,294 INFO L853 garLoopResultBuilder]: At program point L560-1(lines 1 1019) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4) .cse0 .cse1 (<= 2 ~waterLevel~0) (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4 2) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse4 .cse5) (and .cse0 .cse6 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4))) [2021-10-28 09:02:51,294 INFO L857 garLoopResultBuilder]: For program point L593-3(lines 593 597) no Hoare annotation was computed. [2021-10-28 09:02:51,294 INFO L857 garLoopResultBuilder]: For program point L560-2(lines 560 577) no Hoare annotation was computed. [2021-10-28 09:02:51,294 INFO L853 garLoopResultBuilder]: At program point L560-3(lines 1 1019) the Hoare annotation is: false [2021-10-28 09:02:51,294 INFO L857 garLoopResultBuilder]: For program point L560-4(lines 560 577) no Hoare annotation was computed. [2021-10-28 09:02:51,294 INFO L857 garLoopResultBuilder]: For program point L593-6(lines 593 597) no Hoare annotation was computed. [2021-10-28 09:02:51,294 INFO L853 garLoopResultBuilder]: At program point L560-5(lines 1 1019) the Hoare annotation is: false [2021-10-28 09:02:51,295 INFO L853 garLoopResultBuilder]: At program point L428-2(lines 428 442) the Hoare annotation is: false [2021-10-28 09:02:51,295 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:02:51,295 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2021-10-28 09:02:51,295 INFO L857 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2021-10-28 09:02:51,295 INFO L853 garLoopResultBuilder]: At program point L958(lines 943 961) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= ~switchedOnBeforeTS~0 1) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-28 09:02:51,295 INFO L853 garLoopResultBuilder]: At program point L958-1(lines 943 961) the Hoare annotation is: false [2021-10-28 09:02:51,295 INFO L853 garLoopResultBuilder]: At program point L958-2(lines 943 961) the Hoare annotation is: false [2021-10-28 09:02:51,296 INFO L853 garLoopResultBuilder]: At program point L662(lines 657 665) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse4 .cse5) (and .cse0 .cse6 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4))) [2021-10-28 09:02:51,296 INFO L853 garLoopResultBuilder]: At program point L662-1(lines 657 665) the Hoare annotation is: false [2021-10-28 09:02:51,296 INFO L853 garLoopResultBuilder]: At program point L662-2(lines 657 665) the Hoare annotation is: false [2021-10-28 09:02:51,299 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:02:51,300 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:02:51,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:02:51 BoogieIcfgContainer [2021-10-28 09:02:51,364 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:02:51,364 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:02:51,364 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:02:51,365 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:02:51,365 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:02:44" (3/4) ... [2021-10-28 09:02:51,368 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:02:51,394 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 09:02:51,395 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 09:02:51,396 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 09:02:51,398 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 09:02:51,399 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:02:51,400 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:02:51,401 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:02:51,454 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 09:02:51,455 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 09:02:51,455 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 09:02:51,455 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((((1 < tmp && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-10-28 09:02:51,456 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-10-28 09:02:51,456 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-10-28 09:02:51,456 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) [2021-10-28 09:02:51,457 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1 [2021-10-28 09:02:51,457 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) [2021-10-28 09:02:51,458 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) [2021-10-28 09:02:51,458 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-10-28 09:02:51,458 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-10-28 09:02:51,459 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-10-28 09:02:51,460 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-28 09:02:51,461 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-10-28 09:02:51,461 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) [2021-10-28 09:02:51,462 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-28 09:02:51,463 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && tmp___0 == 0) && \result == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-10-28 09:02:51,519 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:02:51,520 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:02:51,521 INFO L168 Benchmark]: Toolchain (without parser) took 9042.50 ms. Allocated memory was 117.4 MB in the beginning and 188.7 MB in the end (delta: 71.3 MB). Free memory was 76.4 MB in the beginning and 154.1 MB in the end (delta: -77.8 MB). Peak memory consumption was 75.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:02:51,521 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 117.4 MB. Free memory is still 93.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:02:51,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 482.49 ms. Allocated memory is still 117.4 MB. Free memory was 76.1 MB in the beginning and 83.4 MB in the end (delta: -7.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:02:51,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.63 ms. Allocated memory is still 117.4 MB. Free memory was 83.4 MB in the beginning and 79.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:02:51,522 INFO L168 Benchmark]: Boogie Preprocessor took 41.82 ms. Allocated memory is still 117.4 MB. Free memory was 79.7 MB in the beginning and 76.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:02:51,523 INFO L168 Benchmark]: RCFGBuilder took 991.46 ms. Allocated memory was 117.4 MB in the beginning and 157.3 MB in the end (delta: 39.8 MB). Free memory was 76.8 MB in the beginning and 121.9 MB in the end (delta: -45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:02:51,523 INFO L168 Benchmark]: TraceAbstraction took 7256.13 ms. Allocated memory is still 157.3 MB. Free memory was 120.7 MB in the beginning and 43.1 MB in the end (delta: 77.6 MB). Peak memory consumption was 80.8 MB. Max. memory is 16.1 GB. [2021-10-28 09:02:51,524 INFO L168 Benchmark]: Witness Printer took 155.30 ms. Allocated memory was 157.3 MB in the beginning and 188.7 MB in the end (delta: 31.5 MB). Free memory was 43.1 MB in the beginning and 154.1 MB in the end (delta: -111.0 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:02:51,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 117.4 MB. Free memory is still 93.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 482.49 ms. Allocated memory is still 117.4 MB. Free memory was 76.1 MB in the beginning and 83.4 MB in the end (delta: -7.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.63 ms. Allocated memory is still 117.4 MB. Free memory was 83.4 MB in the beginning and 79.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.82 ms. Allocated memory is still 117.4 MB. Free memory was 79.7 MB in the beginning and 76.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 991.46 ms. Allocated memory was 117.4 MB in the beginning and 157.3 MB in the end (delta: 39.8 MB). Free memory was 76.8 MB in the beginning and 121.9 MB in the end (delta: -45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7256.13 ms. Allocated memory is still 157.3 MB. Free memory was 120.7 MB in the beginning and 43.1 MB in the end (delta: 77.6 MB). Peak memory consumption was 80.8 MB. Max. memory is 16.1 GB. * Witness Printer took 155.30 ms. Allocated memory was 157.3 MB in the beginning and 188.7 MB in the end (delta: 31.5 MB). Free memory was 43.1 MB in the beginning and 154.1 MB in the end (delta: -111.0 MB). Peak memory consumption was 4.3 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: 526]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 526]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 526]: 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, 128 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 10, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1110 SDtfs, 1493 SDslu, 1600 SDs, 0 SdLazy, 278 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=257occurred in iteration=9, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 637 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 203 NumberOfFragments, 1015 HoareAnnotationTreeSize, 51 FomulaSimplifications, 64254 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 51 FomulaSimplificationsInter, 33545 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 375 NumberOfCodeBlocks, 375 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 364 ConstructedInterpolants, 0 QuantifiedInterpolants, 736 SizeOfPredicates, 3 NumberOfNonLiveVariables, 447 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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: 879]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1011]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && tmp___0 == 0) && \result == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((((1 < tmp && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) RESULT: Ultimate proved your program to be correct! [2021-10-28 09:02:51,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_170d17a6-d513-4314-848e-9d512e8ebcee/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...