./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product51.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_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/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_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/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_492769b1-e543-419d-aab8-230818acec58/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 1ef39c14b0f41147d1df64069011556a64ce74ff520b071f62407c2225292c50 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:43:50,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:43:50,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:43:50,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:43:50,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:43:50,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:43:50,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:43:50,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:43:50,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:43:50,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:43:50,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:43:50,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:43:50,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:43:50,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:43:50,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:43:50,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:43:50,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:43:50,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:43:50,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:43:50,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:43:50,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:43:50,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:43:50,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:43:50,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:43:50,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:43:50,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:43:50,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:43:50,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:43:50,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:43:50,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:43:50,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:43:50,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:43:50,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:43:50,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:43:50,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:43:50,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:43:50,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:43:50,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:43:50,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:43:50,494 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:43:50,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:43:50,497 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:43:50,551 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:43:50,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:43:50,552 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:43:50,553 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:43:50,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:43:50,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:43:50,555 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:43:50,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:43:50,556 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:43:50,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:43:50,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:43:50,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:43:50,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:43:50,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:43:50,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:43:50,559 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:43:50,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:43:50,560 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:43:50,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:43:50,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:43:50,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:43:50,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:43:50,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:43:50,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:43:50,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:43:50,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:43:50,562 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:43:50,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:43:50,563 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:43:50,563 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:43:50,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:43:50,563 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:43:50,564 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_492769b1-e543-419d-aab8-230818acec58/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ef39c14b0f41147d1df64069011556a64ce74ff520b071f62407c2225292c50 [2021-10-28 09:43:50,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:43:50,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:43:50,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:43:50,954 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:43:50,956 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:43:50,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c [2021-10-28 09:43:51,075 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/data/dab5a4ee6/b0d75cd2dd834cba8e2e459d28e7c8b7/FLAGf969e6de8 [2021-10-28 09:43:51,778 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:43:51,778 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c [2021-10-28 09:43:51,819 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/data/dab5a4ee6/b0d75cd2dd834cba8e2e459d28e7c8b7/FLAGf969e6de8 [2021-10-28 09:43:52,055 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/data/dab5a4ee6/b0d75cd2dd834cba8e2e459d28e7c8b7 [2021-10-28 09:43:52,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:43:52,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:43:52,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:43:52,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:43:52,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:43:52,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:43:52" (1/1) ... [2021-10-28 09:43:52,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4797e8bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:43:52, skipping insertion in model container [2021-10-28 09:43:52,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:43:52" (1/1) ... [2021-10-28 09:43:52,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:43:52,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:43:52,429 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_492769b1-e543-419d-aab8-230818acec58/sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c[18485,18498] [2021-10-28 09:43:52,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:43:52,446 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:43:52,526 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_492769b1-e543-419d-aab8-230818acec58/sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c[18485,18498] [2021-10-28 09:43:52,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:43:52,552 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:43:52,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:43:52 WrapperNode [2021-10-28 09:43:52,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:43:52,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:43:52,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:43:52,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:43:52,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:43:52" (1/1) ... [2021-10-28 09:43:52,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:43:52" (1/1) ... [2021-10-28 09:43:52,675 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:43:52,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:43:52,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:43:52,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:43:52,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:43:52" (1/1) ... [2021-10-28 09:43:52,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:43:52" (1/1) ... [2021-10-28 09:43:52,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:43:52" (1/1) ... [2021-10-28 09:43:52,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:43:52" (1/1) ... [2021-10-28 09:43:52,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:43:52" (1/1) ... [2021-10-28 09:43:52,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:43:52" (1/1) ... [2021-10-28 09:43:52,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:43:52" (1/1) ... [2021-10-28 09:43:52,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:43:52,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:43:52,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:43:52,777 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:43:52,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:43:52" (1/1) ... [2021-10-28 09:43:52,806 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:43:52,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:43:52,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:43:52,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:43:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:43:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:43:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:43:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:43:53,871 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:43:53,872 INFO L299 CfgBuilder]: Removed 174 assume(true) statements. [2021-10-28 09:43:53,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:43:53 BoogieIcfgContainer [2021-10-28 09:43:53,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:43:53,877 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:43:53,878 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:43:53,882 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:43:53,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:43:52" (1/3) ... [2021-10-28 09:43:53,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@599da060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:43:53, skipping insertion in model container [2021-10-28 09:43:53,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:43:52" (2/3) ... [2021-10-28 09:43:53,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@599da060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:43:53, skipping insertion in model container [2021-10-28 09:43:53,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:43:53" (3/3) ... [2021-10-28 09:43:53,887 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product51.cil.c [2021-10-28 09:43:53,894 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:43:53,894 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 09:43:53,957 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:43:53,965 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 09:43:53,966 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 09:43:53,988 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 09:43:53,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 09:43:53,996 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:43:53,997 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 09:43:53,997 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 09:43:54,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:43:54,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1681835383, now seen corresponding path program 1 times [2021-10-28 09:43:54,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:43:54,018 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792118435] [2021-10-28 09:43:54,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:43:54,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:43:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:43:54,423 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 09:43:54,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:43:54,425 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792118435] [2021-10-28 09:43:54,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792118435] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:43:54,426 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:43:54,427 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:43:54,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304624898] [2021-10-28 09:43:54,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:43:54,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:43:54,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:43:54,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:43:54,479 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 09:43:54,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:43:54,548 INFO L93 Difference]: Finished difference Result 249 states and 376 transitions. [2021-10-28 09:43:54,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:43:54,550 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 09:43:54,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:43:54,570 INFO L225 Difference]: With dead ends: 249 [2021-10-28 09:43:54,571 INFO L226 Difference]: Without dead ends: 124 [2021-10-28 09:43:54,576 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 09:43:54,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-10-28 09:43:54,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2021-10-28 09:43:54,641 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 09:43:54,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 180 transitions. [2021-10-28 09:43:54,651 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 180 transitions. Word has length 19 [2021-10-28 09:43:54,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:43:54,654 INFO L470 AbstractCegarLoop]: Abstraction has 124 states and 180 transitions. [2021-10-28 09:43:54,654 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 09:43:54,654 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2021-10-28 09:43:54,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-28 09:43:54,657 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:43:54,658 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 09:43:54,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:43:54,658 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 09:43:54,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:43:54,662 INFO L85 PathProgramCache]: Analyzing trace with hash 124184170, now seen corresponding path program 1 times [2021-10-28 09:43:54,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:43:54,663 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721597090] [2021-10-28 09:43:54,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:43:54,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:43:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:43:54,801 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 09:43:54,802 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:43:54,802 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721597090] [2021-10-28 09:43:54,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721597090] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:43:54,804 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:43:54,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:43:54,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269015781] [2021-10-28 09:43:54,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:43:54,810 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:43:54,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:43:54,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:43:54,813 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 09:43:54,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:43:54,833 INFO L93 Difference]: Finished difference Result 124 states and 180 transitions. [2021-10-28 09:43:54,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:43:54,834 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 09:43:54,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:43:54,839 INFO L225 Difference]: With dead ends: 124 [2021-10-28 09:43:54,840 INFO L226 Difference]: Without dead ends: 53 [2021-10-28 09:43:54,842 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 09:43:54,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-28 09:43:54,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-28 09:43:54,852 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 09:43:54,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-10-28 09:43:54,853 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 20 [2021-10-28 09:43:54,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:43:54,853 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-10-28 09:43:54,854 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 09:43:54,854 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-10-28 09:43:54,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 09:43:54,856 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:43:54,856 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 09:43:54,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:43:54,857 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 09:43:54,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:43:54,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1773395585, now seen corresponding path program 1 times [2021-10-28 09:43:54,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:43:54,858 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464919326] [2021-10-28 09:43:54,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:43:54,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:43:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:43:54,956 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 09:43:54,957 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:43:54,957 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464919326] [2021-10-28 09:43:54,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464919326] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:43:54,958 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:43:54,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:43:54,959 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640565876] [2021-10-28 09:43:54,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:43:54,960 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:43:54,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:43:54,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:43:54,961 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 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 09:43:54,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:43:54,987 INFO L93 Difference]: Finished difference Result 145 states and 214 transitions. [2021-10-28 09:43:54,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:43:54,990 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 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 09:43:54,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:43:54,992 INFO L225 Difference]: With dead ends: 145 [2021-10-28 09:43:54,993 INFO L226 Difference]: Without dead ends: 99 [2021-10-28 09:43:54,994 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 09:43:54,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2021-10-28 09:43:55,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 95. [2021-10-28 09:43:55,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 94 states have (on average 1.4893617021276595) internal successors, (140), 94 states have internal predecessors, (140), 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 09:43:55,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 140 transitions. [2021-10-28 09:43:55,024 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 140 transitions. Word has length 26 [2021-10-28 09:43:55,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:43:55,025 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 140 transitions. [2021-10-28 09:43:55,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 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 09:43:55,026 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 140 transitions. [2021-10-28 09:43:55,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-28 09:43:55,030 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:43:55,030 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 09:43:55,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:43:55,031 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 09:43:55,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:43:55,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1811224639, now seen corresponding path program 1 times [2021-10-28 09:43:55,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:43:55,034 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483737217] [2021-10-28 09:43:55,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:43:55,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:43:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:43:55,139 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 09:43:55,140 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:43:55,140 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483737217] [2021-10-28 09:43:55,141 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483737217] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:43:55,141 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:43:55,141 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:43:55,142 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940108806] [2021-10-28 09:43:55,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:43:55,142 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:43:55,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:43:55,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:43:55,144 INFO L87 Difference]: Start difference. First operand 95 states and 140 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 09:43:55,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:43:55,220 INFO L93 Difference]: Finished difference Result 230 states and 343 transitions. [2021-10-28 09:43:55,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:43:55,221 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 09:43:55,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:43:55,223 INFO L225 Difference]: With dead ends: 230 [2021-10-28 09:43:55,223 INFO L226 Difference]: Without dead ends: 142 [2021-10-28 09:43:55,225 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 09:43:55,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2021-10-28 09:43:55,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 140. [2021-10-28 09:43:55,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 139 states have (on average 1.4532374100719425) internal successors, (202), 139 states have internal predecessors, (202), 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 09:43:55,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 202 transitions. [2021-10-28 09:43:55,239 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 202 transitions. Word has length 28 [2021-10-28 09:43:55,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:43:55,239 INFO L470 AbstractCegarLoop]: Abstraction has 140 states and 202 transitions. [2021-10-28 09:43:55,240 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 09:43:55,240 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 202 transitions. [2021-10-28 09:43:55,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-28 09:43:55,241 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:43:55,241 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 09:43:55,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:43:55,242 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 09:43:55,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:43:55,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1504916170, now seen corresponding path program 1 times [2021-10-28 09:43:55,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:43:55,243 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586138014] [2021-10-28 09:43:55,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:43:55,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:43:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:43:55,386 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 09:43:55,386 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:43:55,386 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586138014] [2021-10-28 09:43:55,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586138014] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:43:55,387 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:43:55,387 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:43:55,387 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930463589] [2021-10-28 09:43:55,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:43:55,388 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:43:55,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:43:55,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:43:55,390 INFO L87 Difference]: Start difference. First operand 140 states and 202 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 09:43:55,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:43:55,613 INFO L93 Difference]: Finished difference Result 487 states and 703 transitions. [2021-10-28 09:43:55,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:43:55,614 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 09:43:55,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:43:55,619 INFO L225 Difference]: With dead ends: 487 [2021-10-28 09:43:55,619 INFO L226 Difference]: Without dead ends: 354 [2021-10-28 09:43:55,623 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 09:43:55,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2021-10-28 09:43:55,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 138. [2021-10-28 09:43:55,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 137 states have (on average 1.4306569343065694) internal successors, (196), 137 states have internal predecessors, (196), 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 09:43:55,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 196 transitions. [2021-10-28 09:43:55,666 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 196 transitions. Word has length 29 [2021-10-28 09:43:55,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:43:55,667 INFO L470 AbstractCegarLoop]: Abstraction has 138 states and 196 transitions. [2021-10-28 09:43:55,668 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 09:43:55,669 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 196 transitions. [2021-10-28 09:43:55,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 09:43:55,678 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:43:55,678 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 09:43:55,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:43:55,679 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 09:43:55,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:43:55,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1415533294, now seen corresponding path program 1 times [2021-10-28 09:43:55,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:43:55,681 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912924749] [2021-10-28 09:43:55,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:43:55,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:43:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:43:55,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:43:55,792 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:43:55,793 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912924749] [2021-10-28 09:43:55,793 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912924749] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:43:55,794 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:43:55,794 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:43:55,794 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135017805] [2021-10-28 09:43:55,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:43:55,795 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:43:55,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:43:55,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:43:55,797 INFO L87 Difference]: Start difference. First operand 138 states and 196 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 09:43:55,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:43:55,872 INFO L93 Difference]: Finished difference Result 371 states and 521 transitions. [2021-10-28 09:43:55,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:43:55,872 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 09:43:55,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:43:55,875 INFO L225 Difference]: With dead ends: 371 [2021-10-28 09:43:55,875 INFO L226 Difference]: Without dead ends: 240 [2021-10-28 09:43:55,876 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 09:43:55,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2021-10-28 09:43:55,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 150. [2021-10-28 09:43:55,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 149 states have (on average 1.395973154362416) internal successors, (208), 149 states have internal predecessors, (208), 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 09:43:55,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 208 transitions. [2021-10-28 09:43:55,890 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 208 transitions. Word has length 34 [2021-10-28 09:43:55,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:43:55,891 INFO L470 AbstractCegarLoop]: Abstraction has 150 states and 208 transitions. [2021-10-28 09:43:55,891 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 09:43:55,891 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 208 transitions. [2021-10-28 09:43:55,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 09:43:55,892 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:43:55,893 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 09:43:55,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 09:43:55,893 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 09:43:55,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:43:55,894 INFO L85 PathProgramCache]: Analyzing trace with hash 2116597872, now seen corresponding path program 1 times [2021-10-28 09:43:55,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:43:55,895 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408264299] [2021-10-28 09:43:55,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:43:55,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:43:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:43:55,955 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 09:43:55,955 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:43:55,956 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408264299] [2021-10-28 09:43:55,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408264299] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:43:55,956 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:43:55,957 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:43:55,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158029425] [2021-10-28 09:43:55,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:43:55,958 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:43:55,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:43:55,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:43:55,959 INFO L87 Difference]: Start difference. First operand 150 states and 208 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 09:43:56,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:43:56,005 INFO L93 Difference]: Finished difference Result 359 states and 494 transitions. [2021-10-28 09:43:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:43:56,006 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 09:43:56,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:43:56,008 INFO L225 Difference]: With dead ends: 359 [2021-10-28 09:43:56,008 INFO L226 Difference]: Without dead ends: 216 [2021-10-28 09:43:56,009 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 09:43:56,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2021-10-28 09:43:56,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 158. [2021-10-28 09:43:56,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 157 states have (on average 1.375796178343949) internal successors, (216), 157 states have internal predecessors, (216), 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 09:43:56,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 216 transitions. [2021-10-28 09:43:56,023 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 216 transitions. Word has length 34 [2021-10-28 09:43:56,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:43:56,024 INFO L470 AbstractCegarLoop]: Abstraction has 158 states and 216 transitions. [2021-10-28 09:43:56,024 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 09:43:56,024 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 216 transitions. [2021-10-28 09:43:56,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 09:43:56,025 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:43:56,026 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 09:43:56,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:43:56,026 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 09:43:56,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:43:56,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1529791858, now seen corresponding path program 1 times [2021-10-28 09:43:56,027 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:43:56,028 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482052637] [2021-10-28 09:43:56,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:43:56,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:43:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:43:56,087 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 09:43:56,088 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:43:56,088 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482052637] [2021-10-28 09:43:56,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482052637] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:43:56,089 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:43:56,089 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:43:56,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039340046] [2021-10-28 09:43:56,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:43:56,090 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:43:56,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:43:56,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:43:56,091 INFO L87 Difference]: Start difference. First operand 158 states and 216 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 09:43:56,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:43:56,147 INFO L93 Difference]: Finished difference Result 367 states and 500 transitions. [2021-10-28 09:43:56,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:43:56,148 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 09:43:56,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:43:56,150 INFO L225 Difference]: With dead ends: 367 [2021-10-28 09:43:56,150 INFO L226 Difference]: Without dead ends: 216 [2021-10-28 09:43:56,151 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 09:43:56,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2021-10-28 09:43:56,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2021-10-28 09:43:56,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 215 states have (on average 1.3348837209302327) internal successors, (287), 215 states have internal predecessors, (287), 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 09:43:56,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 287 transitions. [2021-10-28 09:43:56,171 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 287 transitions. Word has length 34 [2021-10-28 09:43:56,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:43:56,172 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 287 transitions. [2021-10-28 09:43:56,172 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 09:43:56,172 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 287 transitions. [2021-10-28 09:43:56,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 09:43:56,173 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:43:56,174 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 09:43:56,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 09:43:56,174 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 09:43:56,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:43:56,175 INFO L85 PathProgramCache]: Analyzing trace with hash 133845682, now seen corresponding path program 1 times [2021-10-28 09:43:56,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:43:56,176 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236941187] [2021-10-28 09:43:56,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:43:56,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:43:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:43:56,325 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 09:43:56,325 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:43:56,325 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236941187] [2021-10-28 09:43:56,326 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236941187] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:43:56,326 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:43:56,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:43:56,327 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541543331] [2021-10-28 09:43:56,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 09:43:56,327 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:43:56,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:43:56,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:43:56,329 INFO L87 Difference]: Start difference. First operand 216 states and 287 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 09:43:56,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:43:56,694 INFO L93 Difference]: Finished difference Result 1063 states and 1448 transitions. [2021-10-28 09:43:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 09:43:56,695 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 09:43:56,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:43:56,704 INFO L225 Difference]: With dead ends: 1063 [2021-10-28 09:43:56,704 INFO L226 Difference]: Without dead ends: 912 [2021-10-28 09:43:56,709 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 09:43:56,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2021-10-28 09:43:56,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 380. [2021-10-28 09:43:56,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 379 states have (on average 1.3271767810026385) internal successors, (503), 379 states have internal predecessors, (503), 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 09:43:56,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 503 transitions. [2021-10-28 09:43:56,768 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 503 transitions. Word has length 35 [2021-10-28 09:43:56,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:43:56,771 INFO L470 AbstractCegarLoop]: Abstraction has 380 states and 503 transitions. [2021-10-28 09:43:56,772 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 09:43:56,772 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 503 transitions. [2021-10-28 09:43:56,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 09:43:56,773 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:43:56,774 INFO L513 BasicCegarLoop]: trace histogram [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 09:43:56,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:43:56,775 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 09:43:56,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:43:56,776 INFO L85 PathProgramCache]: Analyzing trace with hash 376283960, now seen corresponding path program 1 times [2021-10-28 09:43:56,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:43:56,778 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553730087] [2021-10-28 09:43:56,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:43:56,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:43:56,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:43:56,870 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 09:43:56,870 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:43:56,870 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553730087] [2021-10-28 09:43:56,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553730087] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:43:56,871 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:43:56,871 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:43:56,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375996078] [2021-10-28 09:43:56,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:43:56,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:43:56,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:43:56,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:43:56,873 INFO L87 Difference]: Start difference. First operand 380 states and 503 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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 09:43:56,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:43:56,953 INFO L93 Difference]: Finished difference Result 455 states and 601 transitions. [2021-10-28 09:43:56,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:43:56,954 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-28 09:43:56,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:43:56,956 INFO L225 Difference]: With dead ends: 455 [2021-10-28 09:43:56,956 INFO L226 Difference]: Without dead ends: 190 [2021-10-28 09:43:56,957 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 09:43:56,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2021-10-28 09:43:56,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 190. [2021-10-28 09:43:56,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 189 states have (on average 1.2751322751322751) internal successors, (241), 189 states have internal predecessors, (241), 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 09:43:57,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 241 transitions. [2021-10-28 09:43:57,002 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 241 transitions. Word has length 54 [2021-10-28 09:43:57,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:43:57,003 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 241 transitions. [2021-10-28 09:43:57,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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 09:43:57,003 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 241 transitions. [2021-10-28 09:43:57,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-28 09:43:57,004 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:43:57,005 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 09:43:57,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 09:43:57,006 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:43:57,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:43:57,006 INFO L85 PathProgramCache]: Analyzing trace with hash 767046238, now seen corresponding path program 1 times [2021-10-28 09:43:57,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:43:57,009 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072546134] [2021-10-28 09:43:57,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:43:57,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:43:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:43:57,108 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 09:43:57,108 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:43:57,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072546134] [2021-10-28 09:43:57,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072546134] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:43:57,109 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1545938895] [2021-10-28 09:43:57,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:43:57,110 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:43:57,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:43:57,117 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:43:57,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 09:43:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:43:57,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 09:43:57,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:43:57,611 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 09:43:57,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1545938895] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:43:57,612 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:43:57,612 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-10-28 09:43:57,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861654322] [2021-10-28 09:43:57,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:43:57,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:43:57,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:43:57,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:43:57,614 INFO L87 Difference]: Start difference. First operand 190 states and 241 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 09:43:57,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:43:57,870 INFO L93 Difference]: Finished difference Result 434 states and 563 transitions. [2021-10-28 09:43:57,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:43:57,871 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 09:43:57,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:43:57,871 INFO L225 Difference]: With dead ends: 434 [2021-10-28 09:43:57,871 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:43:57,872 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 09:43:57,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:43:57,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:43:57,873 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 09:43:57,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:43:57,873 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2021-10-28 09:43:57,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:43:57,874 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:43:57,874 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 09:43:57,874 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:43:57,874 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:43:57,877 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:43:57,878 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:43:57,878 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:43:57,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:43:58,105 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-10-28 09:43:58,107 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:43:58,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,861 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:43:58,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:44:01,411 INFO L857 garLoopResultBuilder]: For program point L233-8(lines 233 237) no Hoare annotation was computed. [2021-10-28 09:44:01,411 INFO L857 garLoopResultBuilder]: For program point L233-9(lines 233 237) no Hoare annotation was computed. [2021-10-28 09:44:01,411 INFO L857 garLoopResultBuilder]: For program point L233-11(lines 233 237) no Hoare annotation was computed. [2021-10-28 09:44:01,412 INFO L857 garLoopResultBuilder]: For program point L233-12(lines 233 237) no Hoare annotation was computed. [2021-10-28 09:44:01,412 INFO L857 garLoopResultBuilder]: For program point L233-14(lines 233 237) no Hoare annotation was computed. [2021-10-28 09:44:01,412 INFO L857 garLoopResultBuilder]: For program point L233-15(lines 233 237) no Hoare annotation was computed. [2021-10-28 09:44:01,412 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 958) no Hoare annotation was computed. [2021-10-28 09:44:01,412 INFO L857 garLoopResultBuilder]: For program point L233-17(lines 233 237) no Hoare annotation was computed. [2021-10-28 09:44:01,412 INFO L857 garLoopResultBuilder]: For program point L135(lines 135 143) no Hoare annotation was computed. [2021-10-28 09:44:01,413 INFO L857 garLoopResultBuilder]: For program point L135-1(lines 135 143) no Hoare annotation was computed. [2021-10-28 09:44:01,413 INFO L857 garLoopResultBuilder]: For program point L135-2(lines 135 143) no Hoare annotation was computed. [2021-10-28 09:44:01,413 INFO L857 garLoopResultBuilder]: For program point L994(lines 994 1004) no Hoare annotation was computed. [2021-10-28 09:44:01,413 INFO L857 garLoopResultBuilder]: For program point L994-2(lines 994 1004) no Hoare annotation was computed. [2021-10-28 09:44:01,413 INFO L857 garLoopResultBuilder]: For program point L994-4(lines 994 1004) no Hoare annotation was computed. [2021-10-28 09:44:01,413 INFO L857 garLoopResultBuilder]: For program point L995(lines 995 1001) no Hoare annotation was computed. [2021-10-28 09:44:01,413 INFO L857 garLoopResultBuilder]: For program point L995-2(lines 995 1001) no Hoare annotation was computed. [2021-10-28 09:44:01,413 INFO L857 garLoopResultBuilder]: For program point L995-4(lines 995 1001) no Hoare annotation was computed. [2021-10-28 09:44:01,413 INFO L857 garLoopResultBuilder]: For program point L368(lines 368 375) no Hoare annotation was computed. [2021-10-28 09:44:01,414 INFO L860 garLoopResultBuilder]: At program point L368-1(lines 368 375) the Hoare annotation is: true [2021-10-28 09:44:01,414 INFO L857 garLoopResultBuilder]: For program point L402(lines 402 408) no Hoare annotation was computed. [2021-10-28 09:44:01,414 INFO L853 garLoopResultBuilder]: At program point L402-1(lines 402 408) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (or .cse4 (<= ~waterLevel~0 1))) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= 0 ~systemActive~0)) (and .cse0 .cse4 .cse3 .cse5) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5)))) [2021-10-28 09:44:01,414 INFO L857 garLoopResultBuilder]: For program point L105(lines 105 122) no Hoare annotation was computed. [2021-10-28 09:44:01,414 INFO L857 garLoopResultBuilder]: For program point L105-1(lines 105 122) no Hoare annotation was computed. [2021-10-28 09:44:01,414 INFO L857 garLoopResultBuilder]: For program point L105-2(lines 105 122) no Hoare annotation was computed. [2021-10-28 09:44:01,415 INFO L857 garLoopResultBuilder]: For program point L105-3(lines 105 122) no Hoare annotation was computed. [2021-10-28 09:44:01,415 INFO L857 garLoopResultBuilder]: For program point L105-4(lines 105 122) no Hoare annotation was computed. [2021-10-28 09:44:01,415 INFO L857 garLoopResultBuilder]: For program point L105-5(lines 105 122) no Hoare annotation was computed. [2021-10-28 09:44:01,415 INFO L853 garLoopResultBuilder]: At program point L73(lines 69 91) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= 0 ~systemActive~0)) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)))) [2021-10-28 09:44:01,415 INFO L853 garLoopResultBuilder]: At program point L73-1(lines 69 91) the Hoare annotation is: false [2021-10-28 09:44:01,415 INFO L853 garLoopResultBuilder]: At program point L73-2(lines 69 91) the Hoare annotation is: false [2021-10-28 09:44:01,415 INFO L853 garLoopResultBuilder]: At program point L239(lines 224 242) the Hoare annotation is: false [2021-10-28 09:44:01,416 INFO L853 garLoopResultBuilder]: At program point L239-1(lines 224 242) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2) (and .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2))) [2021-10-28 09:44:01,416 INFO L853 garLoopResultBuilder]: At program point L239-2(lines 224 242) the Hoare annotation is: false [2021-10-28 09:44:01,416 INFO L853 garLoopResultBuilder]: At program point L239-3(lines 224 242) the Hoare annotation is: false [2021-10-28 09:44:01,416 INFO L853 garLoopResultBuilder]: At program point L239-4(lines 224 242) the Hoare annotation is: false [2021-10-28 09:44:01,416 INFO L853 garLoopResultBuilder]: At program point L239-5(lines 224 242) the Hoare annotation is: false [2021-10-28 09:44:01,416 INFO L853 garLoopResultBuilder]: At program point L471(lines 1 1010) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:44:01,416 INFO L853 garLoopResultBuilder]: At program point L339(lines 335 341) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:44:01,416 INFO L857 garLoopResultBuilder]: For program point L934(lines 934 940) no Hoare annotation was computed. [2021-10-28 09:44:01,418 INFO L857 garLoopResultBuilder]: For program point L934-1(lines 934 940) no Hoare annotation was computed. [2021-10-28 09:44:01,418 INFO L857 garLoopResultBuilder]: For program point L934-2(lines 934 940) no Hoare annotation was computed. [2021-10-28 09:44:01,418 INFO L857 garLoopResultBuilder]: For program point L934-3(lines 934 940) no Hoare annotation was computed. [2021-10-28 09:44:01,418 INFO L857 garLoopResultBuilder]: For program point L934-4(lines 934 940) no Hoare annotation was computed. [2021-10-28 09:44:01,418 INFO L857 garLoopResultBuilder]: For program point L934-5(lines 934 940) no Hoare annotation was computed. [2021-10-28 09:44:01,419 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 958) no Hoare annotation was computed. [2021-10-28 09:44:01,419 INFO L857 garLoopResultBuilder]: For program point L109(lines 109 117) no Hoare annotation was computed. [2021-10-28 09:44:01,419 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 109 117) no Hoare annotation was computed. [2021-10-28 09:44:01,419 INFO L857 garLoopResultBuilder]: For program point L109-2(lines 109 117) no Hoare annotation was computed. [2021-10-28 09:44:01,419 INFO L857 garLoopResultBuilder]: For program point L109-3(lines 109 117) no Hoare annotation was computed. [2021-10-28 09:44:01,420 INFO L857 garLoopResultBuilder]: For program point L109-4(lines 109 117) no Hoare annotation was computed. [2021-10-28 09:44:01,420 INFO L857 garLoopResultBuilder]: For program point L109-5(lines 109 117) no Hoare annotation was computed. [2021-10-28 09:44:01,420 INFO L857 garLoopResultBuilder]: For program point L869(lines 869 873) no Hoare annotation was computed. [2021-10-28 09:44:01,420 INFO L853 garLoopResultBuilder]: At program point L440(lines 391 441) the Hoare annotation is: false [2021-10-28 09:44:01,421 INFO L853 garLoopResultBuilder]: At program point L969(lines 964 971) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:44:01,421 INFO L860 garLoopResultBuilder]: At program point L377(lines 358 380) the Hoare annotation is: true [2021-10-28 09:44:01,421 INFO L853 garLoopResultBuilder]: At program point L80(lines 80 86) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (or .cse4 (<= ~waterLevel~0 1))) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= 0 ~systemActive~0)) (and .cse0 .cse4 .cse3 .cse5) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5)))) [2021-10-28 09:44:01,421 INFO L853 garLoopResultBuilder]: At program point L80-1(lines 80 86) the Hoare annotation is: false [2021-10-28 09:44:01,421 INFO L853 garLoopResultBuilder]: At program point L80-2(lines 80 86) the Hoare annotation is: false [2021-10-28 09:44:01,422 INFO L853 garLoopResultBuilder]: At program point L939(lines 930 943) the Hoare annotation is: false [2021-10-28 09:44:01,422 INFO L853 garLoopResultBuilder]: At program point L939-1(lines 930 943) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2) (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2))) [2021-10-28 09:44:01,422 INFO L853 garLoopResultBuilder]: At program point L939-2(lines 930 943) the Hoare annotation is: false [2021-10-28 09:44:01,422 INFO L853 garLoopResultBuilder]: At program point L939-3(lines 930 943) the Hoare annotation is: false [2021-10-28 09:44:01,422 INFO L853 garLoopResultBuilder]: At program point L939-4(lines 930 943) the Hoare annotation is: false [2021-10-28 09:44:01,422 INFO L853 garLoopResultBuilder]: At program point L939-5(lines 930 943) the Hoare annotation is: false [2021-10-28 09:44:01,422 INFO L857 garLoopResultBuilder]: For program point L412(lines 412 418) no Hoare annotation was computed. [2021-10-28 09:44:01,423 INFO L853 garLoopResultBuilder]: At program point L412-1(lines 412 418) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (or .cse4 (<= ~waterLevel~0 1))) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= 0 ~systemActive~0)) (and .cse0 .cse4 .cse3 .cse5) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5)))) [2021-10-28 09:44:01,423 INFO L853 garLoopResultBuilder]: At program point L479(lines 474 482) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:44:01,423 INFO L853 garLoopResultBuilder]: At program point L184(lines 179 187) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse4 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (or .cse1 (<= ~waterLevel~0 1))) (.cse7 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse7 (= 0 ~systemActive~0)) (and .cse0 .cse6 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse7 .cse2)))) [2021-10-28 09:44:01,423 INFO L853 garLoopResultBuilder]: At program point L184-1(lines 179 187) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) (.cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 .cse2 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4))) [2021-10-28 09:44:01,423 INFO L853 garLoopResultBuilder]: At program point L184-2(lines 179 187) the Hoare annotation is: false [2021-10-28 09:44:01,423 INFO L853 garLoopResultBuilder]: At program point L184-3(lines 179 187) the Hoare annotation is: false [2021-10-28 09:44:01,423 INFO L853 garLoopResultBuilder]: At program point L184-4(lines 179 187) the Hoare annotation is: false [2021-10-28 09:44:01,423 INFO L853 garLoopResultBuilder]: At program point L184-5(lines 179 187) the Hoare annotation is: false [2021-10-28 09:44:01,423 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:44:01,424 INFO L857 garLoopResultBuilder]: For program point L252(lines 252 256) no Hoare annotation was computed. [2021-10-28 09:44:01,424 INFO L857 garLoopResultBuilder]: For program point L252-2(lines 252 256) no Hoare annotation was computed. [2021-10-28 09:44:01,424 INFO L857 garLoopResultBuilder]: For program point L252-3(lines 252 256) no Hoare annotation was computed. [2021-10-28 09:44:01,424 INFO L857 garLoopResultBuilder]: For program point L252-5(lines 252 256) no Hoare annotation was computed. [2021-10-28 09:44:01,424 INFO L857 garLoopResultBuilder]: For program point L252-6(lines 252 256) no Hoare annotation was computed. [2021-10-28 09:44:01,424 INFO L857 garLoopResultBuilder]: For program point L252-8(lines 252 256) no Hoare annotation was computed. [2021-10-28 09:44:01,424 INFO L853 garLoopResultBuilder]: At program point L979(lines 73 79) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) (.cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 .cse2 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4))) [2021-10-28 09:44:01,424 INFO L853 garLoopResultBuilder]: At program point L979-1(lines 73 79) the Hoare annotation is: false [2021-10-28 09:44:01,424 INFO L853 garLoopResultBuilder]: At program point L979-2(lines 73 79) the Hoare annotation is: false [2021-10-28 09:44:01,424 INFO L857 garLoopResultBuilder]: For program point L881(lines 881 885) no Hoare annotation was computed. [2021-10-28 09:44:01,425 INFO L853 garLoopResultBuilder]: At program point L949(lines 944 952) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) [2021-10-28 09:44:01,425 INFO L853 garLoopResultBuilder]: At program point L949-1(lines 944 952) the Hoare annotation is: false [2021-10-28 09:44:01,425 INFO L853 garLoopResultBuilder]: At program point L949-2(lines 944 952) the Hoare annotation is: false [2021-10-28 09:44:01,425 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:44:01,425 INFO L853 garLoopResultBuilder]: At program point L289-2(lines 289 303) the Hoare annotation is: false [2021-10-28 09:44:01,425 INFO L857 garLoopResultBuilder]: For program point L422(lines 422 435) no Hoare annotation was computed. [2021-10-28 09:44:01,425 INFO L857 garLoopResultBuilder]: For program point L290(line 290) no Hoare annotation was computed. [2021-10-28 09:44:01,426 INFO L853 garLoopResultBuilder]: At program point L258(lines 243 261) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) [2021-10-28 09:44:01,426 INFO L853 garLoopResultBuilder]: At program point L258-1(lines 243 261) the Hoare annotation is: false [2021-10-28 09:44:01,426 INFO L853 garLoopResultBuilder]: At program point L258-2(lines 243 261) the Hoare annotation is: false [2021-10-28 09:44:01,426 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:44:01,426 INFO L857 garLoopResultBuilder]: For program point L293(lines 293 297) no Hoare annotation was computed. [2021-10-28 09:44:01,426 INFO L857 garLoopResultBuilder]: For program point L293-1(lines 293 297) no Hoare annotation was computed. [2021-10-28 09:44:01,426 INFO L857 garLoopResultBuilder]: For program point L393(lines 392 439) no Hoare annotation was computed. [2021-10-28 09:44:01,427 INFO L857 garLoopResultBuilder]: For program point L394(lines 394 398) no Hoare annotation was computed. [2021-10-28 09:44:01,427 INFO L857 garLoopResultBuilder]: For program point L857(lines 857 861) no Hoare annotation was computed. [2021-10-28 09:44:01,427 INFO L857 garLoopResultBuilder]: For program point L857-3(lines 857 861) no Hoare annotation was computed. [2021-10-28 09:44:01,427 INFO L857 garLoopResultBuilder]: For program point L857-6(lines 857 861) no Hoare annotation was computed. [2021-10-28 09:44:01,427 INFO L857 garLoopResultBuilder]: For program point L428(lines 428 434) no Hoare annotation was computed. [2021-10-28 09:44:01,427 INFO L853 garLoopResultBuilder]: At program point L428-1(lines 428 434) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (or .cse4 (<= ~waterLevel~0 1))) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= 0 ~systemActive~0)) (and .cse0 .cse4 .cse3 .cse5) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5)))) [2021-10-28 09:44:01,427 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 148) no Hoare annotation was computed. [2021-10-28 09:44:01,427 INFO L857 garLoopResultBuilder]: For program point L131-1(lines 131 148) no Hoare annotation was computed. [2021-10-28 09:44:01,428 INFO L857 garLoopResultBuilder]: For program point L131-2(lines 131 148) no Hoare annotation was computed. [2021-10-28 09:44:01,428 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:44:01,428 INFO L857 garLoopResultBuilder]: For program point L990(lines 990 1007) no Hoare annotation was computed. [2021-10-28 09:44:01,428 INFO L853 garLoopResultBuilder]: At program point L990-1(lines 1 1010) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse4 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse3 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2)) (and .cse0 .cse4 .cse5 .cse2) (and .cse0 .cse4 .cse5 (= 0 ~systemActive~0)) (and .cse0 .cse5 .cse2 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse3)))) [2021-10-28 09:44:01,428 INFO L857 garLoopResultBuilder]: For program point L990-2(lines 990 1007) no Hoare annotation was computed. [2021-10-28 09:44:01,428 INFO L853 garLoopResultBuilder]: At program point L990-3(lines 1 1010) the Hoare annotation is: false [2021-10-28 09:44:01,428 INFO L857 garLoopResultBuilder]: For program point L990-4(lines 990 1007) no Hoare annotation was computed. [2021-10-28 09:44:01,428 INFO L853 garLoopResultBuilder]: At program point L990-5(lines 1 1010) the Hoare annotation is: false [2021-10-28 09:44:01,429 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 958) no Hoare annotation was computed. [2021-10-28 09:44:01,429 INFO L857 garLoopResultBuilder]: For program point L958(line 958) no Hoare annotation was computed. [2021-10-28 09:44:01,429 INFO L857 garLoopResultBuilder]: For program point L958-1(line 958) no Hoare annotation was computed. [2021-10-28 09:44:01,429 INFO L857 garLoopResultBuilder]: For program point L958-2(line 958) no Hoare annotation was computed. [2021-10-28 09:44:01,429 INFO L853 garLoopResultBuilder]: At program point L926(lines 921 929) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (or .cse4 (<= ~waterLevel~0 1))) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= 0 ~systemActive~0)) (and .cse0 .cse4 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse5) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5)))) [2021-10-28 09:44:01,429 INFO L853 garLoopResultBuilder]: At program point L926-1(lines 921 929) the Hoare annotation is: false [2021-10-28 09:44:01,429 INFO L853 garLoopResultBuilder]: At program point L926-2(lines 921 929) the Hoare annotation is: false [2021-10-28 09:44:01,430 INFO L857 garLoopResultBuilder]: For program point L266(lines 266 272) no Hoare annotation was computed. [2021-10-28 09:44:01,430 INFO L853 garLoopResultBuilder]: At program point L266-1(lines 266 272) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) [2021-10-28 09:44:01,430 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 237) no Hoare annotation was computed. [2021-10-28 09:44:01,430 INFO L857 garLoopResultBuilder]: For program point L233-2(lines 233 237) no Hoare annotation was computed. [2021-10-28 09:44:01,430 INFO L857 garLoopResultBuilder]: For program point L233-3(lines 233 237) no Hoare annotation was computed. [2021-10-28 09:44:01,430 INFO L857 garLoopResultBuilder]: For program point L233-5(lines 233 237) no Hoare annotation was computed. [2021-10-28 09:44:01,430 INFO L857 garLoopResultBuilder]: For program point L233-6(lines 233 237) no Hoare annotation was computed. [2021-10-28 09:44:01,433 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:44:01,435 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:44:01,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:44:01 BoogieIcfgContainer [2021-10-28 09:44:01,473 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:44:01,474 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:44:01,474 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:44:01,475 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:44:01,475 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:43:53" (3/4) ... [2021-10-28 09:44:01,479 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:44:01,511 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 09:44:01,512 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 09:44:01,514 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 09:44:01,515 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 09:44:01,517 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:44:01,518 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:44:01,520 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:44:01,551 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && \result == 2) && pumpRunning == 1) && tmp == 2) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) [2021-10-28 09:44:01,551 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || (((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && pumpRunning == 1)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) [2021-10-28 09:44:01,552 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || (((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && pumpRunning == 1)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) [2021-10-28 09:44:01,552 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || (((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && pumpRunning == 1)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) [2021-10-28 09:44:01,553 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && \result == 1) && pumpRunning == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && 0 == systemActive)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && 1 == systemActive) [2021-10-28 09:44:01,554 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && 0 == systemActive) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && 1 == systemActive) [2021-10-28 09:44:01,554 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) [2021-10-28 09:44:01,554 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || (((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && pumpRunning == 1)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) [2021-10-28 09:44:01,556 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || ((((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && \result == 2) && pumpRunning == 1)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) [2021-10-28 09:44:01,557 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1 [2021-10-28 09:44:01,558 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && 1 == systemActive) [2021-10-28 09:44:01,558 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && 0 == systemActive) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && 1 == systemActive) [2021-10-28 09:44:01,559 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1 [2021-10-28 09:44:01,560 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) [2021-10-28 09:44:01,621 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:44:01,622 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:44:01,624 INFO L168 Benchmark]: Toolchain (without parser) took 9561.21 ms. Allocated memory was 115.3 MB in the beginning and 197.1 MB in the end (delta: 81.8 MB). Free memory was 81.4 MB in the beginning and 108.2 MB in the end (delta: -26.8 MB). Peak memory consumption was 57.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:44:01,624 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 83.9 MB. Free memory is still 50.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:44:01,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 481.65 ms. Allocated memory is still 115.3 MB. Free memory was 81.2 MB in the beginning and 62.3 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:44:01,625 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.83 ms. Allocated memory is still 115.3 MB. Free memory was 62.3 MB in the beginning and 58.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:44:01,625 INFO L168 Benchmark]: Boogie Preprocessor took 88.10 ms. Allocated memory is still 115.3 MB. Free memory was 58.4 MB in the beginning and 92.4 MB in the end (delta: -34.0 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:44:01,626 INFO L168 Benchmark]: RCFGBuilder took 1106.37 ms. Allocated memory is still 115.3 MB. Free memory was 92.3 MB in the beginning and 47.9 MB in the end (delta: 44.4 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:44:01,626 INFO L168 Benchmark]: TraceAbstraction took 7596.04 ms. Allocated memory was 115.3 MB in the beginning and 197.1 MB in the end (delta: 81.8 MB). Free memory was 47.4 MB in the beginning and 118.7 MB in the end (delta: -71.3 MB). Peak memory consumption was 64.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:44:01,627 INFO L168 Benchmark]: Witness Printer took 147.91 ms. Allocated memory is still 197.1 MB. Free memory was 118.7 MB in the beginning and 108.2 MB in the end (delta: 10.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:44:01,629 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 83.9 MB. Free memory is still 50.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 481.65 ms. Allocated memory is still 115.3 MB. Free memory was 81.2 MB in the beginning and 62.3 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 120.83 ms. Allocated memory is still 115.3 MB. Free memory was 62.3 MB in the beginning and 58.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 88.10 ms. Allocated memory is still 115.3 MB. Free memory was 58.4 MB in the beginning and 92.4 MB in the end (delta: -34.0 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1106.37 ms. Allocated memory is still 115.3 MB. Free memory was 92.3 MB in the beginning and 47.9 MB in the end (delta: 44.4 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7596.04 ms. Allocated memory was 115.3 MB in the beginning and 197.1 MB in the end (delta: 81.8 MB). Free memory was 47.4 MB in the beginning and 118.7 MB in the end (delta: -71.3 MB). Peak memory consumption was 64.7 MB. Max. memory is 16.1 GB. * Witness Printer took 147.91 ms. Allocated memory is still 197.1 MB. Free memory was 118.7 MB in the beginning and 108.2 MB in the end (delta: 10.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 958]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 958]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 958]: 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: 7.4s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1194 SDtfs, 1227 SDslu, 1689 SDs, 0 SdLazy, 269 SolverSat, 79 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 117 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=380occurred 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: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 902 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 191 NumberOfFragments, 896 HoareAnnotationTreeSize, 51 FomulaSimplifications, 47663 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 51 FomulaSimplificationsInter, 11908 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 429 NumberOfCodeBlocks, 429 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 417 ConstructedInterpolants, 0 QuantifiedInterpolants, 829 SizeOfPredicates, 3 NumberOfNonLiveVariables, 443 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 41/47 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: 402]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || (((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && pumpRunning == 1)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || (((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && pumpRunning == 1)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || (((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && pumpRunning == 1)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 964]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && \result == 1) && pumpRunning == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && 0 == systemActive)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && 1 == systemActive) - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && 1 == systemActive) - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || (((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && pumpRunning == 1)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || ((((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && \result == 2) && pumpRunning == 1)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1) - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && 0 == systemActive) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && 1 == systemActive) - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && 0 == systemActive) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && 1 == systemActive) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 474]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && 2 == waterLevel) && 1 == systemActive) && \result == 2) && pumpRunning == 1) && tmp == 2) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && 0 == systemActive)) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && pumpRunning == 1) RESULT: Ultimate proved your program to be correct! [2021-10-28 09:44:01,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_492769b1-e543-419d-aab8-230818acec58/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...