./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC --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 d987d174a4a8df6e0aafdb6d8ee456b5bda233ea ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:21:03,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:21:03,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:21:03,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:21:03,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:21:03,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:21:03,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:21:03,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:21:03,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:21:03,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:21:03,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:21:03,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:21:03,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:21:03,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:21:03,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:21:03,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:21:03,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:21:03,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:21:03,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:21:03,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:21:03,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:21:03,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:21:03,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:21:03,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:21:03,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:21:03,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:21:03,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:21:03,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:21:03,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:21:03,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:21:03,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:21:03,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:21:03,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:21:03,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:21:03,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:21:03,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:21:03,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:21:03,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:21:03,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:21:03,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:21:03,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:21:03,498 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:21:03,538 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:21:03,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:21:03,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:21:03,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:21:03,541 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:21:03,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:21:03,542 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:21:03,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:21:03,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:21:03,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:21:03,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:21:03,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:21:03,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:21:03,544 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:21:03,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:21:03,555 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:21:03,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:21:03,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:21:03,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:21:03,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:21:03,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:21:03,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:21:03,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:21:03,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:21:03,558 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:21:03,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:21:03,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:21:03,558 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:21:03,559 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_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d987d174a4a8df6e0aafdb6d8ee456b5bda233ea [2021-10-11 00:21:03,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:21:03,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:21:03,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:21:03,937 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:21:03,938 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:21:03,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2021-10-11 00:21:04,017 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/data/a6314e707/7521f892f19c448d9635360924b59976/FLAG5ead9af77 [2021-10-11 00:21:04,500 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:21:04,500 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2021-10-11 00:21:04,526 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/data/a6314e707/7521f892f19c448d9635360924b59976/FLAG5ead9af77 [2021-10-11 00:21:04,820 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/data/a6314e707/7521f892f19c448d9635360924b59976 [2021-10-11 00:21:04,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:21:04,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:21:04,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:04,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:21:04,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:21:04,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:04" (1/1) ... [2021-10-11 00:21:04,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f1b2d1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:04, skipping insertion in model container [2021-10-11 00:21:04,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:04" (1/1) ... [2021-10-11 00:21:04,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:21:04,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:21:05,191 WARN L226 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_ed48b815-d659-4787-91fb-54dbd20bf8b1/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c[17014,17027] [2021-10-11 00:21:05,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:21:05,213 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:21:05,281 WARN L226 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_ed48b815-d659-4787-91fb-54dbd20bf8b1/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c[17014,17027] [2021-10-11 00:21:05,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:21:05,355 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:21:05,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:05 WrapperNode [2021-10-11 00:21:05,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:05,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:21:05,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:21:05,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:21:05,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:05" (1/1) ... [2021-10-11 00:21:05,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:05" (1/1) ... [2021-10-11 00:21:05,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:21:05,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:21:05,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:21:05,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:21:05,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:05" (1/1) ... [2021-10-11 00:21:05,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:05" (1/1) ... [2021-10-11 00:21:05,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:05" (1/1) ... [2021-10-11 00:21:05,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:05" (1/1) ... [2021-10-11 00:21:05,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:05" (1/1) ... [2021-10-11 00:21:05,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:05" (1/1) ... [2021-10-11 00:21:05,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:05" (1/1) ... [2021-10-11 00:21:05,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:21:05,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:21:05,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:21:05,530 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:21:05,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:05" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:21:05,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:21:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:21:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:21:05,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:21:06,697 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:21:06,698 INFO L299 CfgBuilder]: Removed 282 assume(true) statements. [2021-10-11 00:21:06,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:06 BoogieIcfgContainer [2021-10-11 00:21:06,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:21:06,704 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:21:06,704 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:21:06,707 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:21:06,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:21:04" (1/3) ... [2021-10-11 00:21:06,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a510dfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:21:06, skipping insertion in model container [2021-10-11 00:21:06,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:05" (2/3) ... [2021-10-11 00:21:06,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a510dfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:21:06, skipping insertion in model container [2021-10-11 00:21:06,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:06" (3/3) ... [2021-10-11 00:21:06,711 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product56.cil.c [2021-10-11 00:21:06,725 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:21:06,729 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:21:06,743 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:21:06,783 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:21:06,783 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:21:06,784 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:21:06,784 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:21:06,784 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:21:06,784 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:21:06,784 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:21:06,784 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:21:06,809 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states. [2021-10-11 00:21:06,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 00:21:06,821 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:06,822 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:06,822 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:06,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:06,828 INFO L82 PathProgramCache]: Analyzing trace with hash 1937289636, now seen corresponding path program 1 times [2021-10-11 00:21:06,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:06,837 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201394837] [2021-10-11 00:21:06,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:07,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:07,145 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201394837] [2021-10-11 00:21:07,146 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:07,146 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:21:07,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169963455] [2021-10-11 00:21:07,151 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:21:07,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:07,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:21:07,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:21:07,168 INFO L87 Difference]: Start difference. First operand 191 states. Second operand 2 states. [2021-10-11 00:21:07,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:07,223 INFO L93 Difference]: Finished difference Result 376 states and 575 transitions. [2021-10-11 00:21:07,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:21:07,227 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 00:21:07,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:07,240 INFO L225 Difference]: With dead ends: 376 [2021-10-11 00:21:07,240 INFO L226 Difference]: Without dead ends: 187 [2021-10-11 00:21:07,243 INFO L677 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 [2021-10-11 00:21:07,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-10-11 00:21:07,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2021-10-11 00:21:07,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2021-10-11 00:21:07,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 279 transitions. [2021-10-11 00:21:07,323 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 279 transitions. Word has length 16 [2021-10-11 00:21:07,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:07,324 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 279 transitions. [2021-10-11 00:21:07,324 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:21:07,324 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2021-10-11 00:21:07,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 00:21:07,325 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:07,325 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:07,325 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:21:07,326 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:07,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:07,327 INFO L82 PathProgramCache]: Analyzing trace with hash 890532739, now seen corresponding path program 1 times [2021-10-11 00:21:07,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:07,327 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274325440] [2021-10-11 00:21:07,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:07,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:07,486 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274325440] [2021-10-11 00:21:07,487 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:07,487 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:21:07,487 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592303924] [2021-10-11 00:21:07,490 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:21:07,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:07,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:21:07,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:21:07,493 INFO L87 Difference]: Start difference. First operand 187 states and 279 transitions. Second operand 3 states. [2021-10-11 00:21:07,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:07,526 INFO L93 Difference]: Finished difference Result 187 states and 279 transitions. [2021-10-11 00:21:07,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:21:07,529 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 00:21:07,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:07,530 INFO L225 Difference]: With dead ends: 187 [2021-10-11 00:21:07,530 INFO L226 Difference]: Without dead ends: 73 [2021-10-11 00:21:07,531 INFO L677 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 [2021-10-11 00:21:07,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-11 00:21:07,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-11 00:21:07,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2021-10-11 00:21:07,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2021-10-11 00:21:07,539 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 17 [2021-10-11 00:21:07,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:07,539 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2021-10-11 00:21:07,539 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:21:07,543 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-10-11 00:21:07,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 00:21:07,544 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:07,544 INFO L422 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] [2021-10-11 00:21:07,545 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:21:07,545 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:07,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:07,546 INFO L82 PathProgramCache]: Analyzing trace with hash 1577730230, now seen corresponding path program 1 times [2021-10-11 00:21:07,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:07,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642553698] [2021-10-11 00:21:07,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:07,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:07,661 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642553698] [2021-10-11 00:21:07,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:07,662 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:21:07,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599462482] [2021-10-11 00:21:07,662 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:21:07,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:07,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:21:07,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:21:07,668 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2021-10-11 00:21:07,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:07,709 INFO L93 Difference]: Finished difference Result 207 states and 312 transitions. [2021-10-11 00:21:07,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:21:07,710 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 00:21:07,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:07,711 INFO L225 Difference]: With dead ends: 207 [2021-10-11 00:21:07,712 INFO L226 Difference]: Without dead ends: 140 [2021-10-11 00:21:07,712 INFO L677 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 [2021-10-11 00:21:07,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-10-11 00:21:07,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 136. [2021-10-11 00:21:07,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2021-10-11 00:21:07,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 205 transitions. [2021-10-11 00:21:07,734 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 205 transitions. Word has length 22 [2021-10-11 00:21:07,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:07,734 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 205 transitions. [2021-10-11 00:21:07,734 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:21:07,735 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 205 transitions. [2021-10-11 00:21:07,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 00:21:07,736 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:07,736 INFO L422 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] [2021-10-11 00:21:07,736 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:21:07,736 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:07,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:07,737 INFO L82 PathProgramCache]: Analyzing trace with hash 792163456, now seen corresponding path program 1 times [2021-10-11 00:21:07,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:07,737 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050735336] [2021-10-11 00:21:07,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:07,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:07,799 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050735336] [2021-10-11 00:21:07,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:07,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:21:07,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789240682] [2021-10-11 00:21:07,801 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:21:07,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:07,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:21:07,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:21:07,803 INFO L87 Difference]: Start difference. First operand 136 states and 205 transitions. Second operand 3 states. [2021-10-11 00:21:07,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:07,865 INFO L93 Difference]: Finished difference Result 283 states and 430 transitions. [2021-10-11 00:21:07,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:21:07,865 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2021-10-11 00:21:07,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:07,867 INFO L225 Difference]: With dead ends: 283 [2021-10-11 00:21:07,867 INFO L226 Difference]: Without dead ends: 153 [2021-10-11 00:21:07,868 INFO L677 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 [2021-10-11 00:21:07,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2021-10-11 00:21:07,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 151. [2021-10-11 00:21:07,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2021-10-11 00:21:07,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 219 transitions. [2021-10-11 00:21:07,881 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 219 transitions. Word has length 25 [2021-10-11 00:21:07,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:07,881 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 219 transitions. [2021-10-11 00:21:07,881 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:21:07,882 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 219 transitions. [2021-10-11 00:21:07,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 00:21:07,883 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:07,883 INFO L422 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] [2021-10-11 00:21:07,883 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:21:07,883 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:07,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:07,884 INFO L82 PathProgramCache]: Analyzing trace with hash 1022954699, now seen corresponding path program 1 times [2021-10-11 00:21:07,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:07,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774702107] [2021-10-11 00:21:07,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:07,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:07,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774702107] [2021-10-11 00:21:07,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:07,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:21:07,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780248318] [2021-10-11 00:21:07,953 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:21:07,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:07,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:21:07,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:21:07,956 INFO L87 Difference]: Start difference. First operand 151 states and 219 transitions. Second operand 5 states. [2021-10-11 00:21:08,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:08,085 INFO L93 Difference]: Finished difference Result 527 states and 769 transitions. [2021-10-11 00:21:08,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:21:08,086 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 00:21:08,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:08,089 INFO L225 Difference]: With dead ends: 527 [2021-10-11 00:21:08,089 INFO L226 Difference]: Without dead ends: 382 [2021-10-11 00:21:08,091 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:21:08,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2021-10-11 00:21:08,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 236. [2021-10-11 00:21:08,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2021-10-11 00:21:08,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 332 transitions. [2021-10-11 00:21:08,125 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 332 transitions. Word has length 25 [2021-10-11 00:21:08,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:08,126 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 332 transitions. [2021-10-11 00:21:08,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:21:08,127 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 332 transitions. [2021-10-11 00:21:08,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 00:21:08,132 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:08,133 INFO L422 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] [2021-10-11 00:21:08,133 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:21:08,133 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:08,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:08,133 INFO L82 PathProgramCache]: Analyzing trace with hash -936354291, now seen corresponding path program 1 times [2021-10-11 00:21:08,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:08,134 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534315939] [2021-10-11 00:21:08,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:08,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:08,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:08,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534315939] [2021-10-11 00:21:08,242 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:08,242 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:21:08,242 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590279348] [2021-10-11 00:21:08,242 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:21:08,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:08,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:21:08,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:21:08,244 INFO L87 Difference]: Start difference. First operand 236 states and 332 transitions. Second operand 5 states. [2021-10-11 00:21:08,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:08,400 INFO L93 Difference]: Finished difference Result 526 states and 754 transitions. [2021-10-11 00:21:08,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 00:21:08,401 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 00:21:08,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:08,404 INFO L225 Difference]: With dead ends: 526 [2021-10-11 00:21:08,404 INFO L226 Difference]: Without dead ends: 524 [2021-10-11 00:21:08,405 INFO L677 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 [2021-10-11 00:21:08,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2021-10-11 00:21:08,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 236. [2021-10-11 00:21:08,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2021-10-11 00:21:08,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 330 transitions. [2021-10-11 00:21:08,426 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 330 transitions. Word has length 26 [2021-10-11 00:21:08,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:08,429 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 330 transitions. [2021-10-11 00:21:08,429 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:21:08,429 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 330 transitions. [2021-10-11 00:21:08,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 00:21:08,433 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:08,434 INFO L422 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] [2021-10-11 00:21:08,434 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:21:08,434 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:08,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:08,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1821957235, now seen corresponding path program 1 times [2021-10-11 00:21:08,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:08,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271107915] [2021-10-11 00:21:08,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:08,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:08,507 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271107915] [2021-10-11 00:21:08,507 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:08,507 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:21:08,507 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553109141] [2021-10-11 00:21:08,508 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:21:08,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:08,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:21:08,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:21:08,509 INFO L87 Difference]: Start difference. First operand 236 states and 330 transitions. Second operand 4 states. [2021-10-11 00:21:08,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:08,667 INFO L93 Difference]: Finished difference Result 496 states and 705 transitions. [2021-10-11 00:21:08,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:21:08,668 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2021-10-11 00:21:08,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:08,670 INFO L225 Difference]: With dead ends: 496 [2021-10-11 00:21:08,670 INFO L226 Difference]: Without dead ends: 351 [2021-10-11 00:21:08,671 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:21:08,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2021-10-11 00:21:08,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 347. [2021-10-11 00:21:08,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2021-10-11 00:21:08,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 483 transitions. [2021-10-11 00:21:08,706 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 483 transitions. Word has length 32 [2021-10-11 00:21:08,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:08,708 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 483 transitions. [2021-10-11 00:21:08,708 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:21:08,708 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 483 transitions. [2021-10-11 00:21:08,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 00:21:08,710 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:08,710 INFO L422 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] [2021-10-11 00:21:08,710 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:21:08,710 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:08,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:08,711 INFO L82 PathProgramCache]: Analyzing trace with hash 2080122673, now seen corresponding path program 1 times [2021-10-11 00:21:08,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:08,712 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071493284] [2021-10-11 00:21:08,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:08,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:08,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:08,779 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071493284] [2021-10-11 00:21:08,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:08,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:21:08,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293286433] [2021-10-11 00:21:08,779 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:21:08,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:08,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:21:08,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:21:08,780 INFO L87 Difference]: Start difference. First operand 347 states and 483 transitions. Second operand 4 states. [2021-10-11 00:21:08,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:08,877 INFO L93 Difference]: Finished difference Result 1020 states and 1436 transitions. [2021-10-11 00:21:08,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:21:08,877 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2021-10-11 00:21:08,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:08,882 INFO L225 Difference]: With dead ends: 1020 [2021-10-11 00:21:08,882 INFO L226 Difference]: Without dead ends: 762 [2021-10-11 00:21:08,883 INFO L677 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 [2021-10-11 00:21:08,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 762 states. [2021-10-11 00:21:08,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 762 to 347. [2021-10-11 00:21:08,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2021-10-11 00:21:08,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 477 transitions. [2021-10-11 00:21:08,921 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 477 transitions. Word has length 32 [2021-10-11 00:21:08,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:08,922 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 477 transitions. [2021-10-11 00:21:08,922 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:21:08,922 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 477 transitions. [2021-10-11 00:21:08,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 00:21:08,922 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:08,923 INFO L422 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] [2021-10-11 00:21:08,923 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:21:08,924 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:08,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:08,924 INFO L82 PathProgramCache]: Analyzing trace with hash 1687095663, now seen corresponding path program 1 times [2021-10-11 00:21:08,924 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:08,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658816141] [2021-10-11 00:21:08,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:08,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:08,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658816141] [2021-10-11 00:21:08,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:08,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:21:08,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563832141] [2021-10-11 00:21:08,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:21:08,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:08,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:21:08,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:21:08,989 INFO L87 Difference]: Start difference. First operand 347 states and 477 transitions. Second operand 5 states. [2021-10-11 00:21:09,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:09,245 INFO L93 Difference]: Finished difference Result 1072 states and 1488 transitions. [2021-10-11 00:21:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:21:09,246 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-10-11 00:21:09,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:09,251 INFO L225 Difference]: With dead ends: 1072 [2021-10-11 00:21:09,251 INFO L226 Difference]: Without dead ends: 814 [2021-10-11 00:21:09,253 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 00:21:09,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2021-10-11 00:21:09,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 378. [2021-10-11 00:21:09,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 378 states. [2021-10-11 00:21:09,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 523 transitions. [2021-10-11 00:21:09,288 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 523 transitions. Word has length 32 [2021-10-11 00:21:09,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:09,289 INFO L481 AbstractCegarLoop]: Abstraction has 378 states and 523 transitions. [2021-10-11 00:21:09,289 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:21:09,289 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 523 transitions. [2021-10-11 00:21:09,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-11 00:21:09,291 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:09,291 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:09,291 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:21:09,291 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:09,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:09,292 INFO L82 PathProgramCache]: Analyzing trace with hash -434242403, now seen corresponding path program 1 times [2021-10-11 00:21:09,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:09,293 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825301055] [2021-10-11 00:21:09,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:09,350 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 00:21:09,350 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825301055] [2021-10-11 00:21:09,350 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:09,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:21:09,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599584989] [2021-10-11 00:21:09,352 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:21:09,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:09,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:21:09,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:21:09,353 INFO L87 Difference]: Start difference. First operand 378 states and 523 transitions. Second operand 3 states. [2021-10-11 00:21:09,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:09,473 INFO L93 Difference]: Finished difference Result 640 states and 882 transitions. [2021-10-11 00:21:09,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:21:09,473 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2021-10-11 00:21:09,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:09,475 INFO L225 Difference]: With dead ends: 640 [2021-10-11 00:21:09,475 INFO L226 Difference]: Without dead ends: 268 [2021-10-11 00:21:09,476 INFO L677 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 [2021-10-11 00:21:09,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2021-10-11 00:21:09,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 260. [2021-10-11 00:21:09,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2021-10-11 00:21:09,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 353 transitions. [2021-10-11 00:21:09,498 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 353 transitions. Word has length 49 [2021-10-11 00:21:09,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:09,498 INFO L481 AbstractCegarLoop]: Abstraction has 260 states and 353 transitions. [2021-10-11 00:21:09,498 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:21:09,498 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 353 transitions. [2021-10-11 00:21:09,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-11 00:21:09,499 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:09,499 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:09,499 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:21:09,499 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:09,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:09,500 INFO L82 PathProgramCache]: Analyzing trace with hash -1755773973, now seen corresponding path program 1 times [2021-10-11 00:21:09,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:09,500 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923995639] [2021-10-11 00:21:09,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:09,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:09,547 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 00:21:09,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923995639] [2021-10-11 00:21:09,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:09,548 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:21:09,548 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125045906] [2021-10-11 00:21:09,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:21:09,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:09,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:21:09,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:21:09,549 INFO L87 Difference]: Start difference. First operand 260 states and 353 transitions. Second operand 5 states. [2021-10-11 00:21:09,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:09,646 INFO L93 Difference]: Finished difference Result 784 states and 1060 transitions. [2021-10-11 00:21:09,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:21:09,647 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2021-10-11 00:21:09,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:09,650 INFO L225 Difference]: With dead ends: 784 [2021-10-11 00:21:09,650 INFO L226 Difference]: Without dead ends: 530 [2021-10-11 00:21:09,651 INFO L677 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 [2021-10-11 00:21:09,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2021-10-11 00:21:09,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 272. [2021-10-11 00:21:09,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2021-10-11 00:21:09,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 365 transitions. [2021-10-11 00:21:09,677 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 365 transitions. Word has length 54 [2021-10-11 00:21:09,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:09,678 INFO L481 AbstractCegarLoop]: Abstraction has 272 states and 365 transitions. [2021-10-11 00:21:09,678 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:21:09,678 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 365 transitions. [2021-10-11 00:21:09,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-11 00:21:09,679 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:09,679 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:09,679 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:21:09,679 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:09,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:09,680 INFO L82 PathProgramCache]: Analyzing trace with hash 2073779755, now seen corresponding path program 1 times [2021-10-11 00:21:09,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:09,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637599129] [2021-10-11 00:21:09,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:09,729 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 00:21:09,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637599129] [2021-10-11 00:21:09,729 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:09,730 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:21:09,730 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628994366] [2021-10-11 00:21:09,730 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:21:09,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:09,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:21:09,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:21:09,731 INFO L87 Difference]: Start difference. First operand 272 states and 365 transitions. Second operand 5 states. [2021-10-11 00:21:09,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:09,855 INFO L93 Difference]: Finished difference Result 648 states and 861 transitions. [2021-10-11 00:21:09,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:21:09,855 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2021-10-11 00:21:09,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:09,858 INFO L225 Difference]: With dead ends: 648 [2021-10-11 00:21:09,858 INFO L226 Difference]: Without dead ends: 382 [2021-10-11 00:21:09,859 INFO L677 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 [2021-10-11 00:21:09,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2021-10-11 00:21:09,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 237. [2021-10-11 00:21:09,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2021-10-11 00:21:09,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 310 transitions. [2021-10-11 00:21:09,883 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 310 transitions. Word has length 54 [2021-10-11 00:21:09,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:09,883 INFO L481 AbstractCegarLoop]: Abstraction has 237 states and 310 transitions. [2021-10-11 00:21:09,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:21:09,884 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 310 transitions. [2021-10-11 00:21:09,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-11 00:21:09,885 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:09,885 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:09,885 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-11 00:21:09,885 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:09,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:09,886 INFO L82 PathProgramCache]: Analyzing trace with hash 2138901984, now seen corresponding path program 1 times [2021-10-11 00:21:09,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:09,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549528332] [2021-10-11 00:21:09,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:09,985 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:09,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549528332] [2021-10-11 00:21:09,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1877730724] [2021-10-11 00:21:09,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:21:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:10,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 00:21:10,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:21:10,239 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:10,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-11 00:21:10,240 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-10-11 00:21:10,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92752941] [2021-10-11 00:21:10,240 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-10-11 00:21:10,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:10,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-11 00:21:10,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:21:10,246 INFO L87 Difference]: Start difference. First operand 237 states and 310 transitions. Second operand 8 states. [2021-10-11 00:21:10,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:10,588 INFO L93 Difference]: Finished difference Result 862 states and 1146 transitions. [2021-10-11 00:21:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-11 00:21:10,588 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2021-10-11 00:21:10,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:10,592 INFO L225 Difference]: With dead ends: 862 [2021-10-11 00:21:10,592 INFO L226 Difference]: Without dead ends: 680 [2021-10-11 00:21:10,593 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2021-10-11 00:21:10,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2021-10-11 00:21:10,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 297. [2021-10-11 00:21:10,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2021-10-11 00:21:10,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 389 transitions. [2021-10-11 00:21:10,629 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 389 transitions. Word has length 57 [2021-10-11 00:21:10,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:10,629 INFO L481 AbstractCegarLoop]: Abstraction has 297 states and 389 transitions. [2021-10-11 00:21:10,629 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-10-11 00:21:10,630 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 389 transitions. [2021-10-11 00:21:10,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-11 00:21:10,630 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:10,631 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:10,843 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-11 00:21:10,844 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:10,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:10,844 INFO L82 PathProgramCache]: Analyzing trace with hash 579418767, now seen corresponding path program 2 times [2021-10-11 00:21:10,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:10,844 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87266192] [2021-10-11 00:21:10,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:10,988 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 00:21:10,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87266192] [2021-10-11 00:21:10,989 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:10,989 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:21:10,989 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962947794] [2021-10-11 00:21:10,990 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:21:10,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:10,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:21:10,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:21:10,991 INFO L87 Difference]: Start difference. First operand 297 states and 389 transitions. Second operand 5 states. [2021-10-11 00:21:11,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:11,359 INFO L93 Difference]: Finished difference Result 898 states and 1191 transitions. [2021-10-11 00:21:11,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:21:11,360 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2021-10-11 00:21:11,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:11,364 INFO L225 Difference]: With dead ends: 898 [2021-10-11 00:21:11,364 INFO L226 Difference]: Without dead ends: 649 [2021-10-11 00:21:11,365 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:21:11,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states. [2021-10-11 00:21:11,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 413. [2021-10-11 00:21:11,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2021-10-11 00:21:11,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 540 transitions. [2021-10-11 00:21:11,412 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 540 transitions. Word has length 82 [2021-10-11 00:21:11,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:11,413 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 540 transitions. [2021-10-11 00:21:11,413 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:21:11,413 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 540 transitions. [2021-10-11 00:21:11,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-11 00:21:11,414 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:11,415 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:11,415 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-11 00:21:11,415 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:11,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:11,416 INFO L82 PathProgramCache]: Analyzing trace with hash 185051981, now seen corresponding path program 1 times [2021-10-11 00:21:11,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:11,416 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503937509] [2021-10-11 00:21:11,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:11,494 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-11 00:21:11,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503937509] [2021-10-11 00:21:11,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:11,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:21:11,497 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647772424] [2021-10-11 00:21:11,497 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:21:11,497 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:11,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:21:11,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:21:11,499 INFO L87 Difference]: Start difference. First operand 413 states and 540 transitions. Second operand 5 states. [2021-10-11 00:21:11,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:11,586 INFO L93 Difference]: Finished difference Result 790 states and 1030 transitions. [2021-10-11 00:21:11,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:21:11,610 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2021-10-11 00:21:11,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:11,610 INFO L225 Difference]: With dead ends: 790 [2021-10-11 00:21:11,610 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:21:11,611 INFO L677 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 [2021-10-11 00:21:11,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:21:11,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:21:11,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:21:11,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:21:11,612 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 82 [2021-10-11 00:21:11,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:11,612 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:21:11,612 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:21:11,612 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:21:11,612 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:21:11,612 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-11 00:21:11,614 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:21:12,116 WARN L197 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 156 [2021-10-11 00:21:12,342 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 125 [2021-10-11 00:21:12,476 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 89 [2021-10-11 00:21:13,125 WARN L197 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 141 [2021-10-11 00:21:13,508 WARN L197 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 106 [2021-10-11 00:21:13,989 WARN L197 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 161 [2021-10-11 00:21:14,514 WARN L197 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 177 [2021-10-11 00:21:14,884 WARN L197 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 177 [2021-10-11 00:21:15,814 WARN L197 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2021-10-11 00:21:16,326 WARN L197 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 30 [2021-10-11 00:21:16,601 WARN L197 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 25 [2021-10-11 00:21:17,275 WARN L197 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 14 [2021-10-11 00:21:17,861 WARN L197 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 10 [2021-10-11 00:21:18,096 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 27 [2021-10-11 00:21:18,901 WARN L197 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 19 [2021-10-11 00:21:19,056 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 19 [2021-10-11 00:21:19,191 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 26 [2021-10-11 00:21:19,327 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 19 [2021-10-11 00:21:20,048 WARN L197 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 27 [2021-10-11 00:21:20,754 WARN L197 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 27 [2021-10-11 00:21:20,768 INFO L265 CegarLoopResult]: At program point L861(lines 842 864) the Hoare annotation is: true [2021-10-11 00:21:20,768 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 870) no Hoare annotation was computed. [2021-10-11 00:21:20,768 INFO L262 CegarLoopResult]: For program point L267(lines 267 271) no Hoare annotation was computed. [2021-10-11 00:21:20,768 INFO L262 CegarLoopResult]: For program point L267-2(lines 267 271) no Hoare annotation was computed. [2021-10-11 00:21:20,768 INFO L262 CegarLoopResult]: For program point L267-3(lines 267 271) no Hoare annotation was computed. [2021-10-11 00:21:20,768 INFO L262 CegarLoopResult]: For program point L267-5(lines 267 271) no Hoare annotation was computed. [2021-10-11 00:21:20,768 INFO L258 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1) (and .cse0 .cse2 .cse1 .cse3) (and (= 0 ~systemActive~0) .cse2 .cse3 .cse1))) [2021-10-11 00:21:20,768 INFO L262 CegarLoopResult]: For program point L267-6(lines 267 271) no Hoare annotation was computed. [2021-10-11 00:21:20,768 INFO L258 CegarLoopResult]: At program point L69-1(lines 69 75) the Hoare annotation is: false [2021-10-11 00:21:20,769 INFO L262 CegarLoopResult]: For program point L267-8(lines 267 271) no Hoare annotation was computed. [2021-10-11 00:21:20,769 INFO L258 CegarLoopResult]: At program point L69-2(lines 69 75) the Hoare annotation is: false [2021-10-11 00:21:20,769 INFO L262 CegarLoopResult]: For program point L267-9(lines 267 271) no Hoare annotation was computed. [2021-10-11 00:21:20,769 INFO L262 CegarLoopResult]: For program point L267-11(lines 267 271) no Hoare annotation was computed. [2021-10-11 00:21:20,769 INFO L262 CegarLoopResult]: For program point L267-12(lines 267 271) no Hoare annotation was computed. [2021-10-11 00:21:20,769 INFO L262 CegarLoopResult]: For program point L267-14(lines 267 271) no Hoare annotation was computed. [2021-10-11 00:21:20,769 INFO L262 CegarLoopResult]: For program point L267-15(lines 267 271) no Hoare annotation was computed. [2021-10-11 00:21:20,769 INFO L258 CegarLoopResult]: At program point L730(lines 679 731) the Hoare annotation is: false [2021-10-11 00:21:20,769 INFO L262 CegarLoopResult]: For program point L267-17(lines 267 271) no Hoare annotation was computed. [2021-10-11 00:21:20,769 INFO L258 CegarLoopResult]: At program point L963(lines 954 967) the Hoare annotation is: false [2021-10-11 00:21:20,769 INFO L258 CegarLoopResult]: At program point L963-1(lines 954 967) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2021-10-11 00:21:20,770 INFO L258 CegarLoopResult]: At program point L963-2(lines 954 967) the Hoare annotation is: false [2021-10-11 00:21:20,770 INFO L258 CegarLoopResult]: At program point L963-3(lines 954 967) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2021-10-11 00:21:20,770 INFO L258 CegarLoopResult]: At program point L963-4(lines 954 967) the Hoare annotation is: false [2021-10-11 00:21:20,770 INFO L258 CegarLoopResult]: At program point L963-5(lines 954 967) the Hoare annotation is: false [2021-10-11 00:21:20,770 INFO L258 CegarLoopResult]: At program point L963-6(lines 954 967) the Hoare annotation is: false [2021-10-11 00:21:20,770 INFO L258 CegarLoopResult]: At program point L963-7(lines 954 967) the Hoare annotation is: false [2021-10-11 00:21:20,770 INFO L258 CegarLoopResult]: At program point L963-8(lines 954 967) the Hoare annotation is: false [2021-10-11 00:21:20,770 INFO L258 CegarLoopResult]: At program point L963-9(lines 954 967) the Hoare annotation is: false [2021-10-11 00:21:20,770 INFO L258 CegarLoopResult]: At program point L963-10(lines 954 967) the Hoare annotation is: false [2021-10-11 00:21:20,770 INFO L258 CegarLoopResult]: At program point L963-11(lines 954 967) the Hoare annotation is: false [2021-10-11 00:21:20,770 INFO L262 CegarLoopResult]: For program point L700(lines 700 706) no Hoare annotation was computed. [2021-10-11 00:21:20,771 INFO L258 CegarLoopResult]: At program point L700-1(lines 700 706) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse5 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9)) (and .cse5 .cse1 .cse3) (and .cse5 .cse2 .cse3 .cse4))) [2021-10-11 00:21:20,771 INFO L258 CegarLoopResult]: At program point L273(lines 258 276) the Hoare annotation is: (and (= |ULTIMATE.start_isLowWaterLevel_#res| 1) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~1 1) (= 1 ~systemActive~0) (= ULTIMATE.start_isLowWaterLevel_~tmp~4 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2021-10-11 00:21:20,771 INFO L258 CegarLoopResult]: At program point L273-1(lines 258 276) the Hoare annotation is: false [2021-10-11 00:21:20,771 INFO L258 CegarLoopResult]: At program point L273-2(lines 258 276) the Hoare annotation is: false [2021-10-11 00:21:20,771 INFO L258 CegarLoopResult]: At program point L273-3(lines 258 276) the Hoare annotation is: false [2021-10-11 00:21:20,771 INFO L258 CegarLoopResult]: At program point L273-4(lines 258 276) the Hoare annotation is: false [2021-10-11 00:21:20,771 INFO L258 CegarLoopResult]: At program point L273-5(lines 258 276) the Hoare annotation is: false [2021-10-11 00:21:20,771 INFO L258 CegarLoopResult]: At program point L1000(lines 1 1011) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-10-11 00:21:20,771 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 870) no Hoare annotation was computed. [2021-10-11 00:21:20,771 INFO L262 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2021-10-11 00:21:20,772 INFO L262 CegarLoopResult]: For program point L870-1(line 870) no Hoare annotation was computed. [2021-10-11 00:21:20,772 INFO L262 CegarLoopResult]: For program point L870-2(line 870) no Hoare annotation was computed. [2021-10-11 00:21:20,772 INFO L262 CegarLoopResult]: For program point L905(lines 905 909) no Hoare annotation was computed. [2021-10-11 00:21:20,772 INFO L262 CegarLoopResult]: For program point L146(lines 146 163) no Hoare annotation was computed. [2021-10-11 00:21:20,772 INFO L262 CegarLoopResult]: For program point L146-1(lines 146 163) no Hoare annotation was computed. [2021-10-11 00:21:20,772 INFO L262 CegarLoopResult]: For program point L146-2(lines 146 163) no Hoare annotation was computed. [2021-10-11 00:21:20,772 INFO L258 CegarLoopResult]: At program point L973(lines 968 976) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2021-10-11 00:21:20,772 INFO L258 CegarLoopResult]: At program point L973-1(lines 968 976) the Hoare annotation is: false [2021-10-11 00:21:20,772 INFO L258 CegarLoopResult]: At program point L973-2(lines 968 976) the Hoare annotation is: false [2021-10-11 00:21:20,772 INFO L258 CegarLoopResult]: At program point L973-3(lines 968 976) the Hoare annotation is: false [2021-10-11 00:21:20,772 INFO L258 CegarLoopResult]: At program point L973-4(lines 968 976) the Hoare annotation is: false [2021-10-11 00:21:20,772 INFO L258 CegarLoopResult]: At program point L973-5(lines 968 976) the Hoare annotation is: false [2021-10-11 00:21:20,772 INFO L262 CegarLoopResult]: For program point L710(lines 710 725) no Hoare annotation was computed. [2021-10-11 00:21:20,773 INFO L262 CegarLoopResult]: For program point L281(lines 281 287) no Hoare annotation was computed. [2021-10-11 00:21:20,773 INFO L258 CegarLoopResult]: At program point L281-1(lines 281 287) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2021-10-11 00:21:20,773 INFO L262 CegarLoopResult]: For program point L248(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,773 INFO L262 CegarLoopResult]: For program point L248-2(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,773 INFO L262 CegarLoopResult]: For program point L248-3(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,773 INFO L262 CegarLoopResult]: For program point L248-5(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,773 INFO L262 CegarLoopResult]: For program point L248-6(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,773 INFO L258 CegarLoopResult]: At program point L1008(lines 1003 1011) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-10-11 00:21:20,773 INFO L262 CegarLoopResult]: For program point L248-8(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,773 INFO L262 CegarLoopResult]: For program point L248-9(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,773 INFO L262 CegarLoopResult]: For program point L248-11(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,773 INFO L262 CegarLoopResult]: For program point L248-12(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,773 INFO L262 CegarLoopResult]: For program point L248-14(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L248-15(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L248-17(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L248-18(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L248-20(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L248-21(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L248-23(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L248-24(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L248-26(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L248-27(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L248-29(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L248-30(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L248-32(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L248-33(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L150(lines 150 158) no Hoare annotation was computed. [2021-10-11 00:21:20,774 INFO L262 CegarLoopResult]: For program point L150-1(lines 150 158) no Hoare annotation was computed. [2021-10-11 00:21:20,775 INFO L262 CegarLoopResult]: For program point L248-35(lines 248 252) no Hoare annotation was computed. [2021-10-11 00:21:20,775 INFO L262 CegarLoopResult]: For program point L150-2(lines 150 158) no Hoare annotation was computed. [2021-10-11 00:21:20,775 INFO L258 CegarLoopResult]: At program point L778-2(lines 778 792) the Hoare annotation is: false [2021-10-11 00:21:20,775 INFO L262 CegarLoopResult]: For program point L779(line 779) no Hoare annotation was computed. [2021-10-11 00:21:20,775 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:21:20,775 INFO L262 CegarLoopResult]: For program point L681(lines 680 729) no Hoare annotation was computed. [2021-10-11 00:21:20,775 INFO L262 CegarLoopResult]: For program point L120(lines 120 137) no Hoare annotation was computed. [2021-10-11 00:21:20,775 INFO L262 CegarLoopResult]: For program point L120-1(lines 120 137) no Hoare annotation was computed. [2021-10-11 00:21:20,775 INFO L262 CegarLoopResult]: For program point L120-2(lines 120 137) no Hoare annotation was computed. [2021-10-11 00:21:20,775 INFO L262 CegarLoopResult]: For program point L120-3(lines 120 137) no Hoare annotation was computed. [2021-10-11 00:21:20,775 INFO L262 CegarLoopResult]: For program point L120-4(lines 120 137) no Hoare annotation was computed. [2021-10-11 00:21:20,775 INFO L262 CegarLoopResult]: For program point L120-5(lines 120 137) no Hoare annotation was computed. [2021-10-11 00:21:20,775 INFO L262 CegarLoopResult]: For program point L682(lines 682 686) no Hoare annotation was computed. [2021-10-11 00:21:20,776 INFO L262 CegarLoopResult]: For program point L881(lines 881 885) no Hoare annotation was computed. [2021-10-11 00:21:20,776 INFO L262 CegarLoopResult]: For program point L881-3(lines 881 885) no Hoare annotation was computed. [2021-10-11 00:21:20,776 INFO L262 CegarLoopResult]: For program point L782(lines 782 786) no Hoare annotation was computed. [2021-10-11 00:21:20,776 INFO L262 CegarLoopResult]: For program point L749(lines 749 762) no Hoare annotation was computed. [2021-10-11 00:21:20,776 INFO L262 CegarLoopResult]: For program point L782-1(lines 62 68) no Hoare annotation was computed. [2021-10-11 00:21:20,776 INFO L258 CegarLoopResult]: At program point L749-1(lines 1 1011) the Hoare annotation is: (let ((.cse5 (<= 1 ~waterLevel~0)) (.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse5 .cse2 .cse3) (and (= 0 ~systemActive~0) .cse4 .cse1 .cse5 .cse2 .cse3) (and (= ~waterLevel~0 1) .cse0 .cse4 .cse1))) [2021-10-11 00:21:20,776 INFO L262 CegarLoopResult]: For program point L749-2(lines 749 762) no Hoare annotation was computed. [2021-10-11 00:21:20,776 INFO L262 CegarLoopResult]: For program point L881-6(lines 881 885) no Hoare annotation was computed. [2021-10-11 00:21:20,776 INFO L258 CegarLoopResult]: At program point L749-3(lines 1 1011) the Hoare annotation is: false [2021-10-11 00:21:20,776 INFO L262 CegarLoopResult]: For program point L749-4(lines 749 762) no Hoare annotation was computed. [2021-10-11 00:21:20,776 INFO L258 CegarLoopResult]: At program point L749-5(lines 1 1011) the Hoare annotation is: false [2021-10-11 00:21:20,776 INFO L258 CegarLoopResult]: At program point L254(lines 239 257) the Hoare annotation is: false [2021-10-11 00:21:20,777 INFO L258 CegarLoopResult]: At program point L254-1(lines 239 257) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4) (and (not .cse1) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 (not .cse0) .cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) (<= 1 ~waterLevel~0)))) [2021-10-11 00:21:20,777 INFO L258 CegarLoopResult]: At program point L254-2(lines 239 257) the Hoare annotation is: false [2021-10-11 00:21:20,777 INFO L258 CegarLoopResult]: At program point L254-3(lines 239 257) the Hoare annotation is: (let ((.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not .cse0) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 (not .cse3) .cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) (<= 1 ~waterLevel~0)) (and .cse3 .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse4))) [2021-10-11 00:21:20,777 INFO L258 CegarLoopResult]: At program point L254-4(lines 239 257) the Hoare annotation is: false [2021-10-11 00:21:20,777 INFO L258 CegarLoopResult]: At program point L254-5(lines 239 257) the Hoare annotation is: false [2021-10-11 00:21:20,777 INFO L258 CegarLoopResult]: At program point L254-6(lines 239 257) the Hoare annotation is: false [2021-10-11 00:21:20,777 INFO L258 CegarLoopResult]: At program point L254-7(lines 239 257) the Hoare annotation is: false [2021-10-11 00:21:20,777 INFO L258 CegarLoopResult]: At program point L254-8(lines 239 257) the Hoare annotation is: false [2021-10-11 00:21:20,777 INFO L258 CegarLoopResult]: At program point L254-9(lines 239 257) the Hoare annotation is: false [2021-10-11 00:21:20,777 INFO L258 CegarLoopResult]: At program point L254-10(lines 239 257) the Hoare annotation is: false [2021-10-11 00:21:20,777 INFO L258 CegarLoopResult]: At program point L254-11(lines 239 257) the Hoare annotation is: false [2021-10-11 00:21:20,777 INFO L262 CegarLoopResult]: For program point L718(lines 718 724) no Hoare annotation was computed. [2021-10-11 00:21:20,778 INFO L258 CegarLoopResult]: At program point L718-1(lines 62 68) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= 0 ~systemActive~0) .cse2 (<= 1 ~waterLevel~0) .cse1) (and (= ~waterLevel~0 1) .cse0 .cse2 .cse1))) [2021-10-11 00:21:20,778 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:21:20,778 INFO L258 CegarLoopResult]: At program point L190(lines 183 193) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2021-10-11 00:21:20,778 INFO L258 CegarLoopResult]: At program point L190-1(lines 183 193) the Hoare annotation is: false [2021-10-11 00:21:20,778 INFO L262 CegarLoopResult]: For program point L124(lines 124 132) no Hoare annotation was computed. [2021-10-11 00:21:20,778 INFO L258 CegarLoopResult]: At program point L190-2(lines 183 193) the Hoare annotation is: false [2021-10-11 00:21:20,778 INFO L262 CegarLoopResult]: For program point L124-1(lines 124 132) no Hoare annotation was computed. [2021-10-11 00:21:20,778 INFO L262 CegarLoopResult]: For program point L124-2(lines 124 132) no Hoare annotation was computed. [2021-10-11 00:21:20,778 INFO L262 CegarLoopResult]: For program point L124-3(lines 124 132) no Hoare annotation was computed. [2021-10-11 00:21:20,778 INFO L262 CegarLoopResult]: For program point L124-4(lines 124 132) no Hoare annotation was computed. [2021-10-11 00:21:20,778 INFO L262 CegarLoopResult]: For program point L124-5(lines 124 132) no Hoare annotation was computed. [2021-10-11 00:21:20,778 INFO L258 CegarLoopResult]: At program point L950(lines 945 953) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse4 .cse2) (and (= 0 ~systemActive~0) .cse3 .cse1 .cse4 .cse2))) [2021-10-11 00:21:20,779 INFO L258 CegarLoopResult]: At program point L950-1(lines 945 953) the Hoare annotation is: false [2021-10-11 00:21:20,779 INFO L258 CegarLoopResult]: At program point L950-2(lines 945 953) the Hoare annotation is: false [2021-10-11 00:21:20,779 INFO L258 CegarLoopResult]: At program point L918(lines 913 921) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2021-10-11 00:21:20,779 INFO L258 CegarLoopResult]: At program point L918-1(lines 913 921) the Hoare annotation is: false [2021-10-11 00:21:20,779 INFO L262 CegarLoopResult]: For program point L852(lines 852 859) no Hoare annotation was computed. [2021-10-11 00:21:20,779 INFO L258 CegarLoopResult]: At program point L918-2(lines 913 921) the Hoare annotation is: false [2021-10-11 00:21:20,779 INFO L265 CegarLoopResult]: At program point L852-1(lines 852 859) the Hoare annotation is: true [2021-10-11 00:21:20,779 INFO L262 CegarLoopResult]: For program point L753(lines 753 759) no Hoare annotation was computed. [2021-10-11 00:21:20,779 INFO L262 CegarLoopResult]: For program point L753-2(lines 753 759) no Hoare annotation was computed. [2021-10-11 00:21:20,779 INFO L262 CegarLoopResult]: For program point L753-4(lines 753 759) no Hoare annotation was computed. [2021-10-11 00:21:20,779 INFO L262 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2021-10-11 00:21:20,779 INFO L262 CegarLoopResult]: For program point L94-1(lines 94 111) no Hoare annotation was computed. [2021-10-11 00:21:20,779 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:21:20,779 INFO L262 CegarLoopResult]: For program point L94-2(lines 94 111) no Hoare annotation was computed. [2021-10-11 00:21:20,779 INFO L262 CegarLoopResult]: For program point L94-3(lines 94 111) no Hoare annotation was computed. [2021-10-11 00:21:20,780 INFO L262 CegarLoopResult]: For program point L94-4(lines 94 111) no Hoare annotation was computed. [2021-10-11 00:21:20,780 INFO L262 CegarLoopResult]: For program point L94-5(lines 94 111) no Hoare annotation was computed. [2021-10-11 00:21:20,780 INFO L262 CegarLoopResult]: For program point L94-6(lines 94 111) no Hoare annotation was computed. [2021-10-11 00:21:20,780 INFO L262 CegarLoopResult]: For program point L94-7(lines 94 111) no Hoare annotation was computed. [2021-10-11 00:21:20,780 INFO L262 CegarLoopResult]: For program point L94-8(lines 94 111) no Hoare annotation was computed. [2021-10-11 00:21:20,780 INFO L262 CegarLoopResult]: For program point L94-9(lines 94 111) no Hoare annotation was computed. [2021-10-11 00:21:20,780 INFO L262 CegarLoopResult]: For program point L94-10(lines 94 111) no Hoare annotation was computed. [2021-10-11 00:21:20,780 INFO L262 CegarLoopResult]: For program point L94-11(lines 94 111) no Hoare annotation was computed. [2021-10-11 00:21:20,780 INFO L258 CegarLoopResult]: At program point L62(lines 61 80) the Hoare annotation is: (let ((.cse1 (<= 1 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= 1 ~systemActive~0) .cse0 .cse1) (and (= 0 ~systemActive~0) (= ~pumpRunning~0 0) .cse1 .cse0))) [2021-10-11 00:21:20,780 INFO L262 CegarLoopResult]: For program point L62-1(lines 62 68) no Hoare annotation was computed. [2021-10-11 00:21:20,780 INFO L258 CegarLoopResult]: At program point L62-2(lines 61 80) the Hoare annotation is: false [2021-10-11 00:21:20,780 INFO L258 CegarLoopResult]: At program point L62-3(lines 61 80) the Hoare annotation is: false [2021-10-11 00:21:20,780 INFO L262 CegarLoopResult]: For program point L690(lines 690 696) no Hoare annotation was computed. [2021-10-11 00:21:20,781 INFO L258 CegarLoopResult]: At program point L690-1(lines 690 696) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse5 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9)) (and .cse5 .cse1 .cse3) (and .cse5 .cse2 .cse3 .cse4))) [2021-10-11 00:21:20,781 INFO L262 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2021-10-11 00:21:20,781 INFO L262 CegarLoopResult]: For program point L98-1(lines 98 106) no Hoare annotation was computed. [2021-10-11 00:21:20,781 INFO L262 CegarLoopResult]: For program point L98-2(lines 98 106) no Hoare annotation was computed. [2021-10-11 00:21:20,781 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:21:20,781 INFO L262 CegarLoopResult]: For program point L98-3(lines 98 106) no Hoare annotation was computed. [2021-10-11 00:21:20,781 INFO L262 CegarLoopResult]: For program point L98-4(lines 98 106) no Hoare annotation was computed. [2021-10-11 00:21:20,781 INFO L262 CegarLoopResult]: For program point L98-5(lines 98 106) no Hoare annotation was computed. [2021-10-11 00:21:20,781 INFO L262 CegarLoopResult]: For program point L98-6(lines 98 106) no Hoare annotation was computed. [2021-10-11 00:21:20,781 INFO L262 CegarLoopResult]: For program point L98-7(lines 98 106) no Hoare annotation was computed. [2021-10-11 00:21:20,781 INFO L262 CegarLoopResult]: For program point L98-8(lines 98 106) no Hoare annotation was computed. [2021-10-11 00:21:20,781 INFO L262 CegarLoopResult]: For program point L98-9(lines 98 106) no Hoare annotation was computed. [2021-10-11 00:21:20,781 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 870) no Hoare annotation was computed. [2021-10-11 00:21:20,781 INFO L262 CegarLoopResult]: For program point L98-10(lines 98 106) no Hoare annotation was computed. [2021-10-11 00:21:20,782 INFO L262 CegarLoopResult]: For program point L98-11(lines 98 106) no Hoare annotation was computed. [2021-10-11 00:21:20,782 INFO L262 CegarLoopResult]: For program point L958(lines 958 964) no Hoare annotation was computed. [2021-10-11 00:21:20,782 INFO L262 CegarLoopResult]: For program point L958-1(lines 958 964) no Hoare annotation was computed. [2021-10-11 00:21:20,782 INFO L262 CegarLoopResult]: For program point L958-2(lines 958 964) no Hoare annotation was computed. [2021-10-11 00:21:20,782 INFO L262 CegarLoopResult]: For program point L958-3(lines 958 964) no Hoare annotation was computed. [2021-10-11 00:21:20,782 INFO L258 CegarLoopResult]: At program point L826(lines 822 828) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-10-11 00:21:20,782 INFO L262 CegarLoopResult]: For program point L958-4(lines 958 964) no Hoare annotation was computed. [2021-10-11 00:21:20,782 INFO L262 CegarLoopResult]: For program point L958-5(lines 958 964) no Hoare annotation was computed. [2021-10-11 00:21:20,782 INFO L262 CegarLoopResult]: For program point L958-6(lines 958 964) no Hoare annotation was computed. [2021-10-11 00:21:20,782 INFO L262 CegarLoopResult]: For program point L958-7(lines 958 964) no Hoare annotation was computed. [2021-10-11 00:21:20,782 INFO L262 CegarLoopResult]: For program point L958-8(lines 958 964) no Hoare annotation was computed. [2021-10-11 00:21:20,782 INFO L262 CegarLoopResult]: For program point L958-9(lines 958 964) no Hoare annotation was computed. [2021-10-11 00:21:20,782 INFO L262 CegarLoopResult]: For program point L958-10(lines 958 964) no Hoare annotation was computed. [2021-10-11 00:21:20,782 INFO L262 CegarLoopResult]: For program point L958-11(lines 958 964) no Hoare annotation was computed. [2021-10-11 00:21:20,783 INFO L258 CegarLoopResult]: At program point L199(lines 194 202) the Hoare annotation is: false [2021-10-11 00:21:20,783 INFO L258 CegarLoopResult]: At program point L199-1(lines 194 202) the Hoare annotation is: false [2021-10-11 00:21:20,783 INFO L258 CegarLoopResult]: At program point L199-2(lines 194 202) the Hoare annotation is: false [2021-10-11 00:21:20,783 INFO L262 CegarLoopResult]: For program point L893(lines 893 897) no Hoare annotation was computed. [2021-10-11 00:21:20,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:21:20 BoogieIcfgContainer [2021-10-11 00:21:20,823 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:21:20,823 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:21:20,823 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:21:20,824 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:21:20,824 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:06" (3/4) ... [2021-10-11 00:21:20,827 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:21:20,874 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:21:20,877 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:21:20,878 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:21:20,880 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:21:20,882 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:21:20,884 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:21:20,886 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:21:20,914 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && 1 <= tmp) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:21:20,915 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2021-10-11 00:21:20,916 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2021-10-11 00:21:20,918 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((0 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) [2021-10-11 00:21:20,921 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) [2021-10-11 00:21:20,930 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:21:20,934 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(\result == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && !(tmp == 0)) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) || (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:21:20,935 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel [2021-10-11 00:21:20,936 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:21:20,936 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && tmp___0 == 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel [2021-10-11 00:21:20,937 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((((!(\result == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && !(tmp == 0)) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) [2021-10-11 00:21:21,046 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed48b815-d659-4787-91fb-54dbd20bf8b1/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:21:21,046 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:21:21,047 INFO L168 Benchmark]: Toolchain (without parser) took 16222.86 ms. Allocated memory was 111.1 MB in the beginning and 283.1 MB in the end (delta: 172.0 MB). Free memory was 65.8 MB in the beginning and 133.4 MB in the end (delta: -67.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:21,047 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 111.1 MB. Free memory is still 83.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:21:21,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.18 ms. Allocated memory is still 111.1 MB. Free memory was 65.6 MB in the beginning and 73.4 MB in the end (delta: -7.8 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:21,048 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.81 ms. Allocated memory is still 111.1 MB. Free memory was 73.4 MB in the beginning and 68.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:21,048 INFO L168 Benchmark]: Boogie Preprocessor took 92.22 ms. Allocated memory is still 111.1 MB. Free memory was 68.5 MB in the beginning and 64.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:21,049 INFO L168 Benchmark]: RCFGBuilder took 1172.65 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 64.6 MB in the beginning and 99.2 MB in the end (delta: -34.5 MB). Peak memory consumption was 41.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:21,049 INFO L168 Benchmark]: TraceAbstraction took 14119.17 ms. Allocated memory was 134.2 MB in the beginning and 283.1 MB in the end (delta: 148.9 MB). Free memory was 99.2 MB in the beginning and 149.3 MB in the end (delta: -50.1 MB). Peak memory consumption was 165.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:21,050 INFO L168 Benchmark]: Witness Printer took 222.59 ms. Allocated memory is still 283.1 MB. Free memory was 149.3 MB in the beginning and 133.4 MB in the end (delta: 15.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:21,053 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 111.1 MB. Free memory is still 83.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 531.18 ms. Allocated memory is still 111.1 MB. Free memory was 65.6 MB in the beginning and 73.4 MB in the end (delta: -7.8 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.81 ms. Allocated memory is still 111.1 MB. Free memory was 73.4 MB in the beginning and 68.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 92.22 ms. Allocated memory is still 111.1 MB. Free memory was 68.5 MB in the beginning and 64.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1172.65 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 64.6 MB in the beginning and 99.2 MB in the end (delta: -34.5 MB). Peak memory consumption was 41.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14119.17 ms. Allocated memory was 134.2 MB in the beginning and 283.1 MB in the end (delta: 148.9 MB). Free memory was 99.2 MB in the beginning and 149.3 MB in the end (delta: -50.1 MB). Peak memory consumption was 165.0 MB. Max. memory is 16.1 GB. * Witness Printer took 222.59 ms. Allocated memory is still 283.1 MB. Free memory was 149.3 MB in the beginning and 133.4 MB in the end (delta: 15.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 870]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 870]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 870]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((0 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && 1 <= tmp) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: ((((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: ((1 == systemActive && splverifierCounter == 0) && 1 <= waterLevel) || (((0 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: (1 == systemActive && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: (1 == systemActive && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (((((((!(\result == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && !(tmp == 0)) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) || (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0) || (((0 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((((!(\result == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && !(tmp == 0)) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: (((((\result == 1 && tmp___0 == 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1003]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 191 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.8s, OverallIterations: 15, TraceHistogramMax: 3, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2235 SDtfs, 2613 SDslu, 3460 SDs, 0 SdLazy, 495 SolverSat, 106 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 159 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=413occurred in iteration=14, 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, 15 MinimizatonAttempts, 2325 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 218 NumberOfFragments, 642 HoareAnnotationTreeSize, 68 FomulaSimplifications, 3276218 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 68 FomulaSimplificationsInter, 497140 FormulaSimplificationTreeSizeReductionInter, 5.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 662 NumberOfCodeBlocks, 662 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 646 ConstructedInterpolants, 0 QuantifiedInterpolants, 50796 SizeOfPredicates, 3 NumberOfNonLiveVariables, 444 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 186/192 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...