./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product60.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_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product60.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD --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 0fa225959be52b1defd5d055d32ae3a8dd944c37a01adb589e2f547028e60f67 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:15:01,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:15:01,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:15:01,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:15:01,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:15:01,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:15:01,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:15:01,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:15:01,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:15:01,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:15:01,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:15:01,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:15:01,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:15:01,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:15:01,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:15:01,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:15:01,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:15:01,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:15:01,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:15:01,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:15:01,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:15:01,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:15:01,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:15:01,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:15:01,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:15:01,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:15:01,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:15:01,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:15:01,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:15:01,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:15:01,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:15:01,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:15:01,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:15:01,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:15:01,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:15:01,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:15:01,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:15:01,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:15:01,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:15:01,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:15:01,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:15:01,528 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:15:01,579 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:15:01,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:15:01,580 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:15:01,580 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:15:01,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:15:01,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:15:01,589 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:15:01,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:15:01,589 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:15:01,589 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:15:01,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:15:01,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:15:01,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:15:01,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:15:01,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:15:01,592 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:15:01,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:15:01,592 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:15:01,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:15:01,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:15:01,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:15:01,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:15:01,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:15:01,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:15:01,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:15:01,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:15:01,594 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:15:01,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:15:01,595 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:15:01,596 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:15:01,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:15:01,597 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:15:01,597 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_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fa225959be52b1defd5d055d32ae3a8dd944c37a01adb589e2f547028e60f67 [2021-10-28 23:15:01,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:15:01,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:15:01,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:15:01,918 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:15:01,919 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:15:01,920 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec1_product60.cil.c [2021-10-28 23:15:02,011 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/data/91edaeeed/107a497395284ac7a028abfd64e21c50/FLAG163eed375 [2021-10-28 23:15:02,620 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:15:02,621 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/sv-benchmarks/c/product-lines/minepump_spec1_product60.cil.c [2021-10-28 23:15:02,635 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/data/91edaeeed/107a497395284ac7a028abfd64e21c50/FLAG163eed375 [2021-10-28 23:15:02,931 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/data/91edaeeed/107a497395284ac7a028abfd64e21c50 [2021-10-28 23:15:02,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:15:02,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:15:02,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:15:02,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:15:02,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:15:02,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:15:02" (1/1) ... [2021-10-28 23:15:02,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fd66b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:02, skipping insertion in model container [2021-10-28 23:15:02,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:15:02" (1/1) ... [2021-10-28 23:15:02,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:15:03,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:15:03,403 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_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/sv-benchmarks/c/product-lines/minepump_spec1_product60.cil.c[14569,14582] [2021-10-28 23:15:03,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:15:03,478 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:15:03,571 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_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/sv-benchmarks/c/product-lines/minepump_spec1_product60.cil.c[14569,14582] [2021-10-28 23:15:03,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:15:03,606 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:15:03,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:03 WrapperNode [2021-10-28 23:15:03,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:15:03,608 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:15:03,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:15:03,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:15:03,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:03" (1/1) ... [2021-10-28 23:15:03,649 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:03" (1/1) ... [2021-10-28 23:15:03,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:15:03,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:15:03,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:15:03,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:15:03,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:03" (1/1) ... [2021-10-28 23:15:03,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:03" (1/1) ... [2021-10-28 23:15:03,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:03" (1/1) ... [2021-10-28 23:15:03,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:03" (1/1) ... [2021-10-28 23:15:03,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:03" (1/1) ... [2021-10-28 23:15:03,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:03" (1/1) ... [2021-10-28 23:15:03,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:03" (1/1) ... [2021-10-28 23:15:03,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:15:03,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:15:03,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:15:03,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:15:03,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:03" (1/1) ... [2021-10-28 23:15:03,815 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:15:03,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:03,869 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:03,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:15:03,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:15:03,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:15:03,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:15:03,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:15:05,006 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:15:05,007 INFO L299 CfgBuilder]: Removed 198 assume(true) statements. [2021-10-28 23:15:05,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:15:05 BoogieIcfgContainer [2021-10-28 23:15:05,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:15:05,011 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:15:05,011 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:15:05,015 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:15:05,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:15:02" (1/3) ... [2021-10-28 23:15:05,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d1659f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:15:05, skipping insertion in model container [2021-10-28 23:15:05,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:03" (2/3) ... [2021-10-28 23:15:05,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d1659f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:15:05, skipping insertion in model container [2021-10-28 23:15:05,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:15:05" (3/3) ... [2021-10-28 23:15:05,019 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product60.cil.c [2021-10-28 23:15:05,025 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:15:05,025 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:15:05,084 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:15:05,091 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 23:15:05,091 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:15:05,112 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 133 states have (on average 1.5338345864661653) internal successors, (204), 136 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:05,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 23:15:05,119 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:05,119 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:05,120 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 23:15:05,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:05,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1851082586, now seen corresponding path program 1 times [2021-10-28 23:15:05,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:05,138 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014987634] [2021-10-28 23:15:05,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:05,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:05,461 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 23:15:05,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:05,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014987634] [2021-10-28 23:15:05,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014987634] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:05,463 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:05,463 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:15:05,468 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524211549] [2021-10-28 23:15:05,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:15:05,477 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:05,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:15:05,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:15:05,495 INFO L87 Difference]: Start difference. First operand has 137 states, 133 states have (on average 1.5338345864661653) internal successors, (204), 136 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:05,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:05,528 INFO L93 Difference]: Finished difference Result 268 states and 401 transitions. [2021-10-28 23:15:05,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:15:05,529 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-28 23:15:05,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:05,540 INFO L225 Difference]: With dead ends: 268 [2021-10-28 23:15:05,540 INFO L226 Difference]: Without dead ends: 133 [2021-10-28 23:15:05,544 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 23:15:05,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2021-10-28 23:15:05,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2021-10-28 23:15:05,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 130 states have (on average 1.476923076923077) internal successors, (192), 132 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 23:15:05,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 192 transitions. [2021-10-28 23:15:05,614 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 192 transitions. Word has length 16 [2021-10-28 23:15:05,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:05,614 INFO L470 AbstractCegarLoop]: Abstraction has 133 states and 192 transitions. [2021-10-28 23:15:05,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:05,615 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 192 transitions. [2021-10-28 23:15:05,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 23:15:05,616 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:05,616 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:05,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:15:05,617 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 23:15:05,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:05,618 INFO L85 PathProgramCache]: Analyzing trace with hash 804325689, now seen corresponding path program 1 times [2021-10-28 23:15:05,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:05,618 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967965449] [2021-10-28 23:15:05,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:05,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:05,711 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 23:15:05,711 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:05,712 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967965449] [2021-10-28 23:15:05,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967965449] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:05,712 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:05,712 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:15:05,713 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710366583] [2021-10-28 23:15:05,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:15:05,714 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:05,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:15:05,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:15:05,716 INFO L87 Difference]: Start difference. First operand 133 states and 192 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 23:15:05,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:05,738 INFO L93 Difference]: Finished difference Result 133 states and 192 transitions. [2021-10-28 23:15:05,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:15:05,739 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-28 23:15:05,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:05,743 INFO L225 Difference]: With dead ends: 133 [2021-10-28 23:15:05,743 INFO L226 Difference]: Without dead ends: 55 [2021-10-28 23:15:05,745 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 23:15:05,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-28 23:15:05,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-28 23:15:05,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.462962962962963) internal successors, (79), 54 states have internal predecessors, (79), 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 23:15:05,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2021-10-28 23:15:05,761 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 17 [2021-10-28 23:15:05,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:05,761 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2021-10-28 23:15:05,762 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 23:15:05,762 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2021-10-28 23:15:05,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 23:15:05,764 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:05,765 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:05,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:15:05,767 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 23:15:05,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:05,769 INFO L85 PathProgramCache]: Analyzing trace with hash 934734913, now seen corresponding path program 1 times [2021-10-28 23:15:05,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:05,770 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773892457] [2021-10-28 23:15:05,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:05,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:05,907 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 23:15:05,908 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:05,908 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773892457] [2021-10-28 23:15:05,908 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773892457] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:05,909 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:05,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:15:05,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715470308] [2021-10-28 23:15:05,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:15:05,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:05,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:15:05,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:15:05,911 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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 23:15:06,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:06,021 INFO L93 Difference]: Finished difference Result 127 states and 186 transitions. [2021-10-28 23:15:06,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:15:06,027 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-28 23:15:06,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:06,028 INFO L225 Difference]: With dead ends: 127 [2021-10-28 23:15:06,029 INFO L226 Difference]: Without dead ends: 78 [2021-10-28 23:15:06,029 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:15:06,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-10-28 23:15:06,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 74. [2021-10-28 23:15:06,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 73 states have (on average 1.4794520547945205) internal successors, (108), 73 states have internal predecessors, (108), 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 23:15:06,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 108 transitions. [2021-10-28 23:15:06,039 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 108 transitions. Word has length 22 [2021-10-28 23:15:06,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:06,040 INFO L470 AbstractCegarLoop]: Abstraction has 74 states and 108 transitions. [2021-10-28 23:15:06,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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 23:15:06,040 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2021-10-28 23:15:06,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 23:15:06,041 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:06,041 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] [2021-10-28 23:15:06,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:15:06,042 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 23:15:06,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:06,043 INFO L85 PathProgramCache]: Analyzing trace with hash -2102865864, now seen corresponding path program 1 times [2021-10-28 23:15:06,043 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:06,043 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253129749] [2021-10-28 23:15:06,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:06,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:06,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:06,100 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 23:15:06,100 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:06,100 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253129749] [2021-10-28 23:15:06,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253129749] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:06,101 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:06,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:15:06,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923532081] [2021-10-28 23:15:06,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:15:06,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:06,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:15:06,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:15:06,103 INFO L87 Difference]: Start difference. First operand 74 states and 108 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 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 23:15:06,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:06,159 INFO L93 Difference]: Finished difference Result 163 states and 240 transitions. [2021-10-28 23:15:06,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:15:06,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 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 24 [2021-10-28 23:15:06,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:06,161 INFO L225 Difference]: With dead ends: 163 [2021-10-28 23:15:06,161 INFO L226 Difference]: Without dead ends: 95 [2021-10-28 23:15:06,162 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 23:15:06,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2021-10-28 23:15:06,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2021-10-28 23:15:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.434782608695652) internal successors, (132), 92 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:06,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 132 transitions. [2021-10-28 23:15:06,173 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 132 transitions. Word has length 24 [2021-10-28 23:15:06,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:06,174 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 132 transitions. [2021-10-28 23:15:06,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 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 23:15:06,174 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2021-10-28 23:15:06,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 23:15:06,182 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:06,182 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:06,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:15:06,182 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 23:15:06,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:06,184 INFO L85 PathProgramCache]: Analyzing trace with hash 379959382, now seen corresponding path program 1 times [2021-10-28 23:15:06,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:06,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825457505] [2021-10-28 23:15:06,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:06,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:06,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:06,329 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 23:15:06,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:06,330 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825457505] [2021-10-28 23:15:06,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825457505] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:06,331 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:06,332 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:15:06,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402925269] [2021-10-28 23:15:06,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:15:06,333 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:06,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:15:06,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:15:06,335 INFO L87 Difference]: Start difference. First operand 93 states and 132 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:06,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:06,507 INFO L93 Difference]: Finished difference Result 477 states and 692 transitions. [2021-10-28 23:15:06,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 23:15:06,508 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-28 23:15:06,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:06,513 INFO L225 Difference]: With dead ends: 477 [2021-10-28 23:15:06,513 INFO L226 Difference]: Without dead ends: 390 [2021-10-28 23:15:06,518 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 23:15:06,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2021-10-28 23:15:06,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 172. [2021-10-28 23:15:06,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 171 states have (on average 1.4152046783625731) internal successors, (242), 171 states have internal predecessors, (242), 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 23:15:06,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 242 transitions. [2021-10-28 23:15:06,573 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 242 transitions. Word has length 25 [2021-10-28 23:15:06,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:06,574 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 242 transitions. [2021-10-28 23:15:06,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:06,574 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 242 transitions. [2021-10-28 23:15:06,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 23:15:06,576 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:06,576 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 23:15:06,576 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:15:06,576 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 23:15:06,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:06,577 INFO L85 PathProgramCache]: Analyzing trace with hash 176152288, now seen corresponding path program 1 times [2021-10-28 23:15:06,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:06,577 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135866162] [2021-10-28 23:15:06,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:06,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:06,637 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 23:15:06,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:06,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135866162] [2021-10-28 23:15:06,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135866162] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:06,638 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:06,638 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:15:06,638 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557095787] [2021-10-28 23:15:06,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:15:06,639 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:06,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:15:06,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:15:06,640 INFO L87 Difference]: Start difference. First operand 172 states and 242 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 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 23:15:06,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:06,791 INFO L93 Difference]: Finished difference Result 490 states and 693 transitions. [2021-10-28 23:15:06,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 23:15:06,792 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 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 23:15:06,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:06,801 INFO L225 Difference]: With dead ends: 490 [2021-10-28 23:15:06,801 INFO L226 Difference]: Without dead ends: 488 [2021-10-28 23:15:06,802 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 23:15:06,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2021-10-28 23:15:06,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 172. [2021-10-28 23:15:06,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 171 states have (on average 1.4035087719298245) internal successors, (240), 171 states have internal predecessors, (240), 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 23:15:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 240 transitions. [2021-10-28 23:15:06,836 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 240 transitions. Word has length 26 [2021-10-28 23:15:06,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:06,836 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 240 transitions. [2021-10-28 23:15:06,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 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 23:15:06,837 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 240 transitions. [2021-10-28 23:15:06,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 23:15:06,844 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:06,844 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 23:15:06,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 23:15:06,845 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 23:15:06,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:06,845 INFO L85 PathProgramCache]: Analyzing trace with hash -531386443, now seen corresponding path program 1 times [2021-10-28 23:15:06,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:06,850 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281461482] [2021-10-28 23:15:06,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:06,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:06,947 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 23:15:06,948 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:06,948 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281461482] [2021-10-28 23:15:06,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281461482] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:06,949 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:06,949 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:15:06,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621952416] [2021-10-28 23:15:06,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:15:06,950 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:06,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:15:06,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:15:06,951 INFO L87 Difference]: Start difference. First operand 172 states and 240 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 23:15:07,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:07,032 INFO L93 Difference]: Finished difference Result 500 states and 692 transitions. [2021-10-28 23:15:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:15:07,033 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 23:15:07,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:07,036 INFO L225 Difference]: With dead ends: 500 [2021-10-28 23:15:07,036 INFO L226 Difference]: Without dead ends: 334 [2021-10-28 23:15:07,038 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 23:15:07,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2021-10-28 23:15:07,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 184. [2021-10-28 23:15:07,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 183 states have (on average 1.3770491803278688) internal successors, (252), 183 states have internal predecessors, (252), 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 23:15:07,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 252 transitions. [2021-10-28 23:15:07,062 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 252 transitions. Word has length 34 [2021-10-28 23:15:07,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:07,064 INFO L470 AbstractCegarLoop]: Abstraction has 184 states and 252 transitions. [2021-10-28 23:15:07,064 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 23:15:07,064 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 252 transitions. [2021-10-28 23:15:07,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 23:15:07,068 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:07,068 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 23:15:07,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 23:15:07,069 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 23:15:07,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:07,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1118192457, now seen corresponding path program 1 times [2021-10-28 23:15:07,070 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:07,070 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322858485] [2021-10-28 23:15:07,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:07,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:07,152 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 23:15:07,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:07,153 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322858485] [2021-10-28 23:15:07,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322858485] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:07,153 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:07,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:15:07,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924138174] [2021-10-28 23:15:07,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:15:07,154 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:07,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:15:07,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:15:07,155 INFO L87 Difference]: Start difference. First operand 184 states and 252 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 23:15:07,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:07,216 INFO L93 Difference]: Finished difference Result 458 states and 624 transitions. [2021-10-28 23:15:07,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:15:07,217 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 23:15:07,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:07,219 INFO L225 Difference]: With dead ends: 458 [2021-10-28 23:15:07,220 INFO L226 Difference]: Without dead ends: 280 [2021-10-28 23:15:07,220 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 23:15:07,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2021-10-28 23:15:07,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 192. [2021-10-28 23:15:07,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 191 states have (on average 1.361256544502618) internal successors, (260), 191 states have internal predecessors, (260), 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 23:15:07,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 260 transitions. [2021-10-28 23:15:07,250 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 260 transitions. Word has length 34 [2021-10-28 23:15:07,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:07,251 INFO L470 AbstractCegarLoop]: Abstraction has 192 states and 260 transitions. [2021-10-28 23:15:07,251 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 23:15:07,251 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 260 transitions. [2021-10-28 23:15:07,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 23:15:07,252 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:07,252 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 23:15:07,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 23:15:07,253 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 23:15:07,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:07,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1896911161, now seen corresponding path program 1 times [2021-10-28 23:15:07,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:07,254 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32865399] [2021-10-28 23:15:07,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:07,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:07,309 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 23:15:07,310 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:07,310 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32865399] [2021-10-28 23:15:07,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32865399] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:07,310 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:07,311 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:15:07,311 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845275414] [2021-10-28 23:15:07,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:15:07,311 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:07,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:15:07,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:15:07,318 INFO L87 Difference]: Start difference. First operand 192 states and 260 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 23:15:07,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:07,371 INFO L93 Difference]: Finished difference Result 466 states and 630 transitions. [2021-10-28 23:15:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:15:07,371 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 23:15:07,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:07,375 INFO L225 Difference]: With dead ends: 466 [2021-10-28 23:15:07,376 INFO L226 Difference]: Without dead ends: 280 [2021-10-28 23:15:07,376 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 23:15:07,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2021-10-28 23:15:07,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 280. [2021-10-28 23:15:07,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 279 states have (on average 1.3261648745519714) internal successors, (370), 279 states have internal predecessors, (370), 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 23:15:07,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 370 transitions. [2021-10-28 23:15:07,410 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 370 transitions. Word has length 34 [2021-10-28 23:15:07,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:07,410 INFO L470 AbstractCegarLoop]: Abstraction has 280 states and 370 transitions. [2021-10-28 23:15:07,410 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 23:15:07,410 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 370 transitions. [2021-10-28 23:15:07,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 23:15:07,412 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:07,413 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 23:15:07,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 23:15:07,413 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 23:15:07,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:07,414 INFO L85 PathProgramCache]: Analyzing trace with hash -881620425, now seen corresponding path program 1 times [2021-10-28 23:15:07,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:07,415 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089887902] [2021-10-28 23:15:07,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:07,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:07,525 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 23:15:07,525 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:07,526 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089887902] [2021-10-28 23:15:07,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089887902] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:07,526 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:07,526 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 23:15:07,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091936299] [2021-10-28 23:15:07,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:15:07,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:07,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:15:07,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:15:07,529 INFO L87 Difference]: Start difference. First operand 280 states and 370 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 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 23:15:07,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:07,969 INFO L93 Difference]: Finished difference Result 1008 states and 1334 transitions. [2021-10-28 23:15:07,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-28 23:15:07,969 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 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 23:15:07,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:07,975 INFO L225 Difference]: With dead ends: 1008 [2021-10-28 23:15:07,976 INFO L226 Difference]: Without dead ends: 734 [2021-10-28 23:15:07,977 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2021-10-28 23:15:07,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2021-10-28 23:15:08,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 280. [2021-10-28 23:15:08,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 279 states have (on average 1.3010752688172043) internal successors, (363), 279 states have internal predecessors, (363), 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 23:15:08,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 363 transitions. [2021-10-28 23:15:08,025 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 363 transitions. Word has length 35 [2021-10-28 23:15:08,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:08,025 INFO L470 AbstractCegarLoop]: Abstraction has 280 states and 363 transitions. [2021-10-28 23:15:08,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 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 23:15:08,026 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 363 transitions. [2021-10-28 23:15:08,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 23:15:08,027 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:08,028 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:08,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 23:15:08,028 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 23:15:08,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:08,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1734965659, now seen corresponding path program 1 times [2021-10-28 23:15:08,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:08,031 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221665575] [2021-10-28 23:15:08,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:08,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:08,178 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:15:08,178 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:08,179 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221665575] [2021-10-28 23:15:08,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221665575] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:08,179 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:08,179 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 23:15:08,179 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924974137] [2021-10-28 23:15:08,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:15:08,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:08,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:15:08,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:15:08,182 INFO L87 Difference]: Start difference. First operand 280 states and 363 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:08,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:08,593 INFO L93 Difference]: Finished difference Result 1458 states and 1932 transitions. [2021-10-28 23:15:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 23:15:08,593 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-10-28 23:15:08,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:08,602 INFO L225 Difference]: With dead ends: 1458 [2021-10-28 23:15:08,602 INFO L226 Difference]: Without dead ends: 1272 [2021-10-28 23:15:08,603 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2021-10-28 23:15:08,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1272 states. [2021-10-28 23:15:08,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1272 to 548. [2021-10-28 23:15:08,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 548 states, 547 states have (on average 1.3016453382084094) internal successors, (712), 547 states have internal predecessors, (712), 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 23:15:08,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 712 transitions. [2021-10-28 23:15:08,694 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 712 transitions. Word has length 56 [2021-10-28 23:15:08,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:08,694 INFO L470 AbstractCegarLoop]: Abstraction has 548 states and 712 transitions. [2021-10-28 23:15:08,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:08,695 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 712 transitions. [2021-10-28 23:15:08,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 23:15:08,696 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:08,696 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:08,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 23:15:08,696 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:15:08,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:08,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1033901081, now seen corresponding path program 1 times [2021-10-28 23:15:08,697 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:08,697 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398787144] [2021-10-28 23:15:08,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:08,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:08,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:08,782 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 23:15:08,783 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:08,783 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398787144] [2021-10-28 23:15:08,783 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398787144] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:08,783 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:08,783 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:15:08,784 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475570399] [2021-10-28 23:15:08,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:15:08,784 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:08,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:15:08,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:15:08,785 INFO L87 Difference]: Start difference. First operand 548 states and 712 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 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 23:15:08,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:08,928 INFO L93 Difference]: Finished difference Result 1114 states and 1447 transitions. [2021-10-28 23:15:08,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:15:08,929 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 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 56 [2021-10-28 23:15:08,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:08,930 INFO L225 Difference]: With dead ends: 1114 [2021-10-28 23:15:08,930 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:15:08,931 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 23:15:08,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:15:08,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:15:08,932 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 23:15:08,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:15:08,932 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2021-10-28 23:15:08,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:08,933 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:15:08,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 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 23:15:08,933 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:15:08,933 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:15:08,936 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:08,936 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:08,936 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:08,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 23:15:08,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:15:08,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:08,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:08,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:09,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:09,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:09,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:09,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:09,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:09,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:09,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:09,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:09,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:09,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:09,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:09,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:09,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:10,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:11,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:11,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:11,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:11,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:11,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:11,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:11,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:11,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:11,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:11,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:11,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:11,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:12,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:12,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:12,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:12,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:12,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:18,892 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 661) no Hoare annotation was computed. [2021-10-28 23:15:18,893 INFO L857 garLoopResultBuilder]: For program point L698(lines 698 704) no Hoare annotation was computed. [2021-10-28 23:15:18,893 INFO L853 garLoopResultBuilder]: At program point L698-1(lines 698 704) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (not (= 0 ~systemActive~0))) (and .cse0 .cse1 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) .cse2))) [2021-10-28 23:15:18,894 INFO L853 garLoopResultBuilder]: At program point L203(lines 198 206) the Hoare annotation is: false [2021-10-28 23:15:18,894 INFO L853 garLoopResultBuilder]: At program point L203-1(lines 198 206) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse5 (not .cse3) (not .cse4) .cse6 .cse7))) [2021-10-28 23:15:18,895 INFO L853 garLoopResultBuilder]: At program point L203-2(lines 198 206) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse3 .cse4 (<= 2 ~waterLevel~0) .cse6 (not (= 0 ~systemActive~0))) (and .cse0 .cse1 .cse2 (not .cse3) (not .cse4) .cse5 .cse6))) [2021-10-28 23:15:18,895 INFO L853 garLoopResultBuilder]: At program point L203-3(lines 198 206) the Hoare annotation is: false [2021-10-28 23:15:18,895 INFO L853 garLoopResultBuilder]: At program point L203-4(lines 198 206) the Hoare annotation is: false [2021-10-28 23:15:18,898 INFO L853 garLoopResultBuilder]: At program point L203-5(lines 198 206) the Hoare annotation is: false [2021-10-28 23:15:18,898 INFO L853 garLoopResultBuilder]: At program point L203-6(lines 198 206) the Hoare annotation is: false [2021-10-28 23:15:18,899 INFO L853 garLoopResultBuilder]: At program point L203-7(lines 198 206) the Hoare annotation is: false [2021-10-28 23:15:18,899 INFO L853 garLoopResultBuilder]: At program point L203-8(lines 198 206) the Hoare annotation is: false [2021-10-28 23:15:18,899 INFO L853 garLoopResultBuilder]: At program point L930(lines 915 933) the Hoare annotation is: false [2021-10-28 23:15:18,900 INFO L853 garLoopResultBuilder]: At program point L930-1(lines 915 933) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 (= ~waterLevel~0 1) .cse4) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4))) [2021-10-28 23:15:18,900 INFO L853 garLoopResultBuilder]: At program point L930-2(lines 915 933) the Hoare annotation is: false [2021-10-28 23:15:18,901 INFO L853 garLoopResultBuilder]: At program point L930-3(lines 915 933) the Hoare annotation is: false [2021-10-28 23:15:18,901 INFO L853 garLoopResultBuilder]: At program point L930-4(lines 915 933) the Hoare annotation is: false [2021-10-28 23:15:18,901 INFO L853 garLoopResultBuilder]: At program point L930-5(lines 915 933) the Hoare annotation is: false [2021-10-28 23:15:18,901 INFO L853 garLoopResultBuilder]: At program point L866(lines 859 869) the Hoare annotation is: false [2021-10-28 23:15:18,903 INFO L853 garLoopResultBuilder]: At program point L866-1(lines 859 869) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse5 (not .cse3) (not .cse4) .cse6 .cse7))) [2021-10-28 23:15:18,903 INFO L853 garLoopResultBuilder]: At program point L866-2(lines 859 869) the Hoare annotation is: false [2021-10-28 23:15:18,903 INFO L853 garLoopResultBuilder]: At program point L866-3(lines 859 869) the Hoare annotation is: false [2021-10-28 23:15:18,904 INFO L853 garLoopResultBuilder]: At program point L866-4(lines 859 869) the Hoare annotation is: false [2021-10-28 23:15:18,904 INFO L853 garLoopResultBuilder]: At program point L866-5(lines 859 869) the Hoare annotation is: false [2021-10-28 23:15:18,904 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 147) no Hoare annotation was computed. [2021-10-28 23:15:18,904 INFO L860 garLoopResultBuilder]: At program point L140-1(lines 140 147) the Hoare annotation is: true [2021-10-28 23:15:18,904 INFO L853 garLoopResultBuilder]: At program point L999(lines 1 1010) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:15:18,905 INFO L857 garLoopResultBuilder]: For program point L273(lines 273 286) no Hoare annotation was computed. [2021-10-28 23:15:18,905 INFO L853 garLoopResultBuilder]: At program point L273-1(lines 1 1010) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~1 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse3 .cse8 .cse4 .cse5) (and .cse0 .cse1 .cse7 .cse3 (<= 2 ~waterLevel~0) .cse8 .cse5 .cse6) (and .cse0 .cse1 .cse2 (not .cse7) (not .cse3) .cse4 .cse5))) [2021-10-28 23:15:18,905 INFO L857 garLoopResultBuilder]: For program point L273-2(lines 273 286) no Hoare annotation was computed. [2021-10-28 23:15:18,906 INFO L853 garLoopResultBuilder]: At program point L273-3(lines 1 1010) the Hoare annotation is: false [2021-10-28 23:15:18,906 INFO L857 garLoopResultBuilder]: For program point L273-4(lines 273 286) no Hoare annotation was computed. [2021-10-28 23:15:18,907 INFO L853 garLoopResultBuilder]: At program point L273-5(lines 1 1010) the Hoare annotation is: false [2021-10-28 23:15:18,907 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 661) no Hoare annotation was computed. [2021-10-28 23:15:18,907 INFO L857 garLoopResultBuilder]: For program point L804(lines 804 821) no Hoare annotation was computed. [2021-10-28 23:15:18,907 INFO L857 garLoopResultBuilder]: For program point L804-1(lines 804 821) no Hoare annotation was computed. [2021-10-28 23:15:18,907 INFO L857 garLoopResultBuilder]: For program point L804-2(lines 804 821) no Hoare annotation was computed. [2021-10-28 23:15:18,908 INFO L857 garLoopResultBuilder]: For program point L243(lines 243 249) no Hoare annotation was computed. [2021-10-28 23:15:18,908 INFO L857 garLoopResultBuilder]: For program point L243-1(lines 243 249) no Hoare annotation was computed. [2021-10-28 23:15:18,908 INFO L857 garLoopResultBuilder]: For program point L243-2(lines 243 249) no Hoare annotation was computed. [2021-10-28 23:15:18,908 INFO L857 garLoopResultBuilder]: For program point L243-3(lines 243 249) no Hoare annotation was computed. [2021-10-28 23:15:18,908 INFO L857 garLoopResultBuilder]: For program point L243-4(lines 243 249) no Hoare annotation was computed. [2021-10-28 23:15:18,909 INFO L857 garLoopResultBuilder]: For program point L243-5(lines 243 249) no Hoare annotation was computed. [2021-10-28 23:15:18,909 INFO L857 garLoopResultBuilder]: For program point L277(lines 277 283) no Hoare annotation was computed. [2021-10-28 23:15:18,909 INFO L857 garLoopResultBuilder]: For program point L277-2(lines 277 283) no Hoare annotation was computed. [2021-10-28 23:15:18,909 INFO L857 garLoopResultBuilder]: For program point L178(lines 178 182) no Hoare annotation was computed. [2021-10-28 23:15:18,910 INFO L857 garLoopResultBuilder]: For program point L277-4(lines 277 283) no Hoare annotation was computed. [2021-10-28 23:15:18,910 INFO L853 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:15:18,911 INFO L857 garLoopResultBuilder]: For program point L708(lines 708 723) no Hoare annotation was computed. [2021-10-28 23:15:18,911 INFO L857 garLoopResultBuilder]: For program point L841(lines 841 847) no Hoare annotation was computed. [2021-10-28 23:15:18,911 INFO L857 garLoopResultBuilder]: For program point L808(lines 808 816) no Hoare annotation was computed. [2021-10-28 23:15:18,911 INFO L857 garLoopResultBuilder]: For program point L841-2(lines 841 847) no Hoare annotation was computed. [2021-10-28 23:15:18,911 INFO L857 garLoopResultBuilder]: For program point L808-1(lines 808 816) no Hoare annotation was computed. [2021-10-28 23:15:18,912 INFO L857 garLoopResultBuilder]: For program point L808-2(lines 808 816) no Hoare annotation was computed. [2021-10-28 23:15:18,912 INFO L857 garLoopResultBuilder]: For program point L841-4(lines 841 847) no Hoare annotation was computed. [2021-10-28 23:15:18,912 INFO L857 garLoopResultBuilder]: For program point L841-6(lines 841 847) no Hoare annotation was computed. [2021-10-28 23:15:18,912 INFO L857 garLoopResultBuilder]: For program point L841-8(lines 841 847) no Hoare annotation was computed. [2021-10-28 23:15:18,912 INFO L857 garLoopResultBuilder]: For program point L841-10(lines 841 847) no Hoare annotation was computed. [2021-10-28 23:15:18,912 INFO L853 garLoopResultBuilder]: At program point L1007(lines 1002 1010) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:15:18,913 INFO L853 garLoopResultBuilder]: At program point L875(lines 870 878) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (not (= ~methaneLevelCritical~0 0)) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 23:15:18,913 INFO L853 garLoopResultBuilder]: At program point L875-1(lines 870 878) the Hoare annotation is: false [2021-10-28 23:15:18,913 INFO L853 garLoopResultBuilder]: At program point L875-2(lines 870 878) the Hoare annotation is: false [2021-10-28 23:15:18,913 INFO L853 garLoopResultBuilder]: At program point L248(lines 239 252) the Hoare annotation is: false [2021-10-28 23:15:18,913 INFO L853 garLoopResultBuilder]: At program point L248-1(lines 239 252) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) (<= 1 ~waterLevel~0) .cse3 .cse4))) [2021-10-28 23:15:18,914 INFO L853 garLoopResultBuilder]: At program point L248-2(lines 239 252) the Hoare annotation is: false [2021-10-28 23:15:18,914 INFO L853 garLoopResultBuilder]: At program point L248-3(lines 239 252) the Hoare annotation is: false [2021-10-28 23:15:18,914 INFO L860 garLoopResultBuilder]: At program point L149(lines 130 152) the Hoare annotation is: true [2021-10-28 23:15:18,914 INFO L853 garLoopResultBuilder]: At program point L248-4(lines 239 252) the Hoare annotation is: false [2021-10-28 23:15:18,914 INFO L853 garLoopResultBuilder]: At program point L248-5(lines 239 252) the Hoare annotation is: false [2021-10-28 23:15:18,914 INFO L857 garLoopResultBuilder]: For program point L943(lines 943 947) no Hoare annotation was computed. [2021-10-28 23:15:18,915 INFO L857 garLoopResultBuilder]: For program point L943-2(lines 943 947) no Hoare annotation was computed. [2021-10-28 23:15:18,915 INFO L857 garLoopResultBuilder]: For program point L943-3(lines 943 947) no Hoare annotation was computed. [2021-10-28 23:15:18,915 INFO L857 garLoopResultBuilder]: For program point L778(lines 778 795) no Hoare annotation was computed. [2021-10-28 23:15:18,918 INFO L857 garLoopResultBuilder]: For program point L943-5(lines 943 947) no Hoare annotation was computed. [2021-10-28 23:15:18,918 INFO L857 garLoopResultBuilder]: For program point L778-1(lines 778 795) no Hoare annotation was computed. [2021-10-28 23:15:18,918 INFO L857 garLoopResultBuilder]: For program point L943-6(lines 943 947) no Hoare annotation was computed. [2021-10-28 23:15:18,918 INFO L857 garLoopResultBuilder]: For program point L778-2(lines 778 795) no Hoare annotation was computed. [2021-10-28 23:15:18,918 INFO L857 garLoopResultBuilder]: For program point L679(lines 678 727) no Hoare annotation was computed. [2021-10-28 23:15:18,919 INFO L857 garLoopResultBuilder]: For program point L778-3(lines 778 795) no Hoare annotation was computed. [2021-10-28 23:15:18,919 INFO L857 garLoopResultBuilder]: For program point L943-8(lines 943 947) no Hoare annotation was computed. [2021-10-28 23:15:18,919 INFO L857 garLoopResultBuilder]: For program point L778-4(lines 778 795) no Hoare annotation was computed. [2021-10-28 23:15:18,919 INFO L857 garLoopResultBuilder]: For program point L778-5(lines 778 795) no Hoare annotation was computed. [2021-10-28 23:15:18,920 INFO L853 garLoopResultBuilder]: At program point L746(lines 745 764) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0))))) [2021-10-28 23:15:18,920 INFO L857 garLoopResultBuilder]: For program point L746-1(lines 746 752) no Hoare annotation was computed. [2021-10-28 23:15:18,921 INFO L857 garLoopResultBuilder]: For program point L680(lines 680 684) no Hoare annotation was computed. [2021-10-28 23:15:18,921 INFO L853 garLoopResultBuilder]: At program point L746-2(lines 745 764) the Hoare annotation is: false [2021-10-28 23:15:18,921 INFO L853 garLoopResultBuilder]: At program point L746-3(lines 745 764) the Hoare annotation is: false [2021-10-28 23:15:18,921 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:15:18,921 INFO L857 garLoopResultBuilder]: For program point L782(lines 782 790) no Hoare annotation was computed. [2021-10-28 23:15:18,922 INFO L857 garLoopResultBuilder]: For program point L782-1(lines 782 790) no Hoare annotation was computed. [2021-10-28 23:15:18,922 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 722) no Hoare annotation was computed. [2021-10-28 23:15:18,922 INFO L857 garLoopResultBuilder]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2021-10-28 23:15:18,922 INFO L853 garLoopResultBuilder]: At program point L716-1(lines 746 752) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (not (= 0 ~systemActive~0))) (and .cse0 .cse1 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) .cse2))) [2021-10-28 23:15:18,922 INFO L857 garLoopResultBuilder]: For program point L782-3(lines 782 790) no Hoare annotation was computed. [2021-10-28 23:15:18,923 INFO L857 garLoopResultBuilder]: For program point L782-4(lines 782 790) no Hoare annotation was computed. [2021-10-28 23:15:18,923 INFO L857 garLoopResultBuilder]: For program point L782-5(lines 782 790) no Hoare annotation was computed. [2021-10-28 23:15:18,924 INFO L853 garLoopResultBuilder]: At program point L949(lines 934 952) the Hoare annotation is: (and (= |ULTIMATE.start_isLowWaterLevel_#res| 1) (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ULTIMATE.start_isLowWaterLevel_~tmp~10 0) (< 0 (+ ULTIMATE.start_isLowWaterLevel_~tmp~10 1)) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~3 1) (<= 1 ~waterLevel~0) (<= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (<= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:15:18,925 INFO L853 garLoopResultBuilder]: At program point L949-1(lines 934 952) the Hoare annotation is: false [2021-10-28 23:15:18,925 INFO L853 garLoopResultBuilder]: At program point L949-2(lines 934 952) the Hoare annotation is: false [2021-10-28 23:15:18,925 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:15:18,925 INFO L857 garLoopResultBuilder]: For program point L190(lines 190 194) no Hoare annotation was computed. [2021-10-28 23:15:18,925 INFO L853 garLoopResultBuilder]: At program point L753(lines 753 759) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (<= 2 ~waterLevel~0) .cse2 (not (= 0 ~systemActive~0))))) [2021-10-28 23:15:18,925 INFO L853 garLoopResultBuilder]: At program point L753-1(lines 753 759) the Hoare annotation is: false [2021-10-28 23:15:18,926 INFO L853 garLoopResultBuilder]: At program point L753-2(lines 753 759) the Hoare annotation is: false [2021-10-28 23:15:18,926 INFO L853 garLoopResultBuilder]: At program point L258(lines 253 261) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (<= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (<= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:15:18,926 INFO L853 garLoopResultBuilder]: At program point L258-1(lines 253 261) the Hoare annotation is: false [2021-10-28 23:15:18,926 INFO L853 garLoopResultBuilder]: At program point L258-2(lines 253 261) the Hoare annotation is: false [2021-10-28 23:15:18,926 INFO L857 garLoopResultBuilder]: For program point L688(lines 688 694) no Hoare annotation was computed. [2021-10-28 23:15:18,927 INFO L853 garLoopResultBuilder]: At program point L688-1(lines 688 694) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~1 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse3 .cse8 .cse4 .cse5) (and .cse0 .cse1 .cse7 .cse3 (<= 2 ~waterLevel~0) .cse8 .cse5 .cse6) (and .cse0 .cse1 .cse2 (not .cse7) (not .cse3) .cse4 .cse5))) [2021-10-28 23:15:18,927 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:15:18,927 INFO L853 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-10-28 23:15:18,927 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-10-28 23:15:18,927 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:15:18,927 INFO L857 garLoopResultBuilder]: For program point L957(lines 957 963) no Hoare annotation was computed. [2021-10-28 23:15:18,928 INFO L853 garLoopResultBuilder]: At program point L957-1(lines 957 963) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 23:15:18,928 INFO L857 garLoopResultBuilder]: For program point L924(lines 924 928) no Hoare annotation was computed. [2021-10-28 23:15:18,928 INFO L857 garLoopResultBuilder]: For program point L924-2(lines 924 928) no Hoare annotation was computed. [2021-10-28 23:15:18,928 INFO L857 garLoopResultBuilder]: For program point L924-3(lines 924 928) no Hoare annotation was computed. [2021-10-28 23:15:18,928 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 661) no Hoare annotation was computed. [2021-10-28 23:15:18,929 INFO L857 garLoopResultBuilder]: For program point L924-5(lines 924 928) no Hoare annotation was computed. [2021-10-28 23:15:18,929 INFO L857 garLoopResultBuilder]: For program point L924-6(lines 924 928) no Hoare annotation was computed. [2021-10-28 23:15:18,929 INFO L857 garLoopResultBuilder]: For program point L924-8(lines 924 928) no Hoare annotation was computed. [2021-10-28 23:15:18,929 INFO L857 garLoopResultBuilder]: For program point L924-9(lines 924 928) no Hoare annotation was computed. [2021-10-28 23:15:18,929 INFO L857 garLoopResultBuilder]: For program point L924-11(lines 924 928) no Hoare annotation was computed. [2021-10-28 23:15:18,929 INFO L857 garLoopResultBuilder]: For program point L924-12(lines 924 928) no Hoare annotation was computed. [2021-10-28 23:15:18,930 INFO L857 garLoopResultBuilder]: For program point L924-14(lines 924 928) no Hoare annotation was computed. [2021-10-28 23:15:18,930 INFO L857 garLoopResultBuilder]: For program point L924-15(lines 924 928) no Hoare annotation was computed. [2021-10-28 23:15:18,930 INFO L857 garLoopResultBuilder]: For program point L924-17(lines 924 928) no Hoare annotation was computed. [2021-10-28 23:15:18,930 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-28 23:15:18,930 INFO L857 garLoopResultBuilder]: For program point L66-1(lines 746 752) no Hoare annotation was computed. [2021-10-28 23:15:18,930 INFO L857 garLoopResultBuilder]: For program point L661(line 661) no Hoare annotation was computed. [2021-10-28 23:15:18,930 INFO L857 garLoopResultBuilder]: For program point L661-1(line 661) no Hoare annotation was computed. [2021-10-28 23:15:18,931 INFO L857 garLoopResultBuilder]: For program point L661-2(line 661) no Hoare annotation was computed. [2021-10-28 23:15:18,931 INFO L857 garLoopResultBuilder]: For program point L166(lines 166 170) no Hoare annotation was computed. [2021-10-28 23:15:18,931 INFO L857 garLoopResultBuilder]: For program point L166-3(lines 166 170) no Hoare annotation was computed. [2021-10-28 23:15:18,931 INFO L857 garLoopResultBuilder]: For program point L166-6(lines 166 170) no Hoare annotation was computed. [2021-10-28 23:15:18,931 INFO L853 garLoopResultBuilder]: At program point L728(lines 677 729) the Hoare annotation is: false [2021-10-28 23:15:18,935 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:18,936 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:15:18,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:15:18 BoogieIcfgContainer [2021-10-28 23:15:18,990 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:15:18,991 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:15:18,991 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:15:18,992 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:15:18,992 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:15:05" (3/4) ... [2021-10-28 23:15:18,995 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:15:19,027 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 23:15:19,028 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 23:15:19,030 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 23:15:19,031 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 23:15:19,032 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:15:19,034 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:15:19,035 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:15:19,062 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 23:15:19,063 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 23:15:19,064 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1) [2021-10-28 23:15:19,065 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1) [2021-10-28 23:15:19,066 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) [2021-10-28 23:15:19,067 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) [2021-10-28 23:15:19,068 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) || ((((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 23:15:19,068 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && splverifierCounter == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 23:15:19,069 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1 [2021-10-28 23:15:19,070 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1) [2021-10-28 23:15:19,071 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result <= 0) && 0 <= \result) && \result == 1) && !(0 == systemActive) [2021-10-28 23:15:19,075 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 23:15:19,078 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1 [2021-10-28 23:15:19,079 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 1 && tmp == 1) && splverifierCounter == 0) && tmp <= 0) && 0 < tmp + 1) && tmp___0 == 1) && 1 <= waterLevel) && \result <= 0) && 0 <= \result) && \result == 1) && !(0 == systemActive) [2021-10-28 23:15:19,080 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp___0 == 0) && \result == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 23:15:19,083 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) [2021-10-28 23:15:19,083 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && 2 <= waterLevel) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) [2021-10-28 23:15:19,166 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:15:19,166 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:15:19,168 INFO L168 Benchmark]: Toolchain (without parser) took 16231.91 ms. Allocated memory was 96.5 MB in the beginning and 262.1 MB in the end (delta: 165.7 MB). Free memory was 61.5 MB in the beginning and 113.2 MB in the end (delta: -51.7 MB). Peak memory consumption was 112.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:19,168 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 96.5 MB. Free memory was 70.3 MB in the beginning and 70.3 MB in the end (delta: 31.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:15:19,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.48 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 61.3 MB in the beginning and 88.7 MB in the end (delta: -27.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:19,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.73 ms. Allocated memory is still 121.6 MB. Free memory was 88.7 MB in the beginning and 84.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:19,170 INFO L168 Benchmark]: Boogie Preprocessor took 88.27 ms. Allocated memory is still 121.6 MB. Free memory was 84.5 MB in the beginning and 81.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:19,170 INFO L168 Benchmark]: RCFGBuilder took 1204.76 ms. Allocated memory is still 121.6 MB. Free memory was 81.7 MB in the beginning and 90.2 MB in the end (delta: -8.5 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:19,171 INFO L168 Benchmark]: TraceAbstraction took 13979.37 ms. Allocated memory was 121.6 MB in the beginning and 262.1 MB in the end (delta: 140.5 MB). Free memory was 90.2 MB in the beginning and 124.8 MB in the end (delta: -34.6 MB). Peak memory consumption was 157.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:19,171 INFO L168 Benchmark]: Witness Printer took 175.05 ms. Allocated memory is still 262.1 MB. Free memory was 124.8 MB in the beginning and 113.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:19,173 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 96.5 MB. Free memory was 70.3 MB in the beginning and 70.3 MB in the end (delta: 31.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 665.48 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 61.3 MB in the beginning and 88.7 MB in the end (delta: -27.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 106.73 ms. Allocated memory is still 121.6 MB. Free memory was 88.7 MB in the beginning and 84.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 88.27 ms. Allocated memory is still 121.6 MB. Free memory was 84.5 MB in the beginning and 81.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1204.76 ms. Allocated memory is still 121.6 MB. Free memory was 81.7 MB in the beginning and 90.2 MB in the end (delta: -8.5 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13979.37 ms. Allocated memory was 121.6 MB in the beginning and 262.1 MB in the end (delta: 140.5 MB). Free memory was 90.2 MB in the beginning and 124.8 MB in the end (delta: -34.6 MB). Peak memory consumption was 157.2 MB. Max. memory is 16.1 GB. * Witness Printer took 175.05 ms. Allocated memory is still 262.1 MB. Free memory was 124.8 MB in the beginning and 113.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 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: 661]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 661]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 661]: 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, 137 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 13.8s, OverallIterations: 12, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1519 SDtfs, 2264 SDslu, 2766 SDs, 0 SdLazy, 345 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=548occurred in iteration=11, InterpolantAutomatonStates: 76, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 1956 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 331 NumberOfFragments, 804 HoareAnnotationTreeSize, 56 FomulaSimplifications, 3230534 FormulaSimplificationTreeSizeReduction, 3.4s HoareSimplificationTime, 56 FomulaSimplificationsInter, 518415 FormulaSimplificationTreeSizeReductionInter, 6.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 379 NumberOfCodeBlocks, 379 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 367 ConstructedInterpolants, 0 QuantifiedInterpolants, 670 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) || ((((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result <= 0) && 0 <= \result) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: (((((((((\result == 1 && tmp == 1) && splverifierCounter == 0) && tmp <= 0) && 0 < tmp + 1) && tmp___0 == 1) && 1 <= waterLevel) && \result <= 0) && 0 <= \result) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp___0 == 0) && \result == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && 2 <= waterLevel) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && splverifierCounter == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1) RESULT: Ultimate proved your program to be correct! [2021-10-28 23:15:19,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_645886ef-44e6-4db4-8bf7-1d45ea1d3cf8/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...