./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer --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-a4ecdab [2020-11-28 03:18:44,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:18:44,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:18:44,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:18:44,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:18:44,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:18:44,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:18:44,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:18:44,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:18:44,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:18:44,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:18:44,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:18:44,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:18:44,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:18:44,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:18:44,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:18:44,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:18:44,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:18:44,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:18:44,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:18:44,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:18:44,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:18:44,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:18:44,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:18:44,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:18:44,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:18:44,340 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:18:44,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:18:44,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:18:44,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:18:44,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:18:44,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:18:44,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:18:44,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:18:44,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:18:44,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:18:44,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:18:44,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:18:44,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:18:44,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:18:44,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:18:44,358 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:18:44,411 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:18:44,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:18:44,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:18:44,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:18:44,415 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:18:44,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:18:44,415 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:18:44,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:18:44,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:18:44,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:18:44,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:18:44,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:18:44,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:18:44,419 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:18:44,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:18:44,419 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:18:44,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:18:44,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:18:44,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:18:44,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:18:44,421 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:18:44,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:18:44,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:18:44,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:18:44,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:18:44,422 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:18:44,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:18:44,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:18:44,423 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:18:44,423 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-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d987d174a4a8df6e0aafdb6d8ee456b5bda233ea [2020-11-28 03:18:44,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:18:44,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:18:44,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:18:44,742 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:18:44,743 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:18:44,744 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2020-11-28 03:18:44,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/data/7b5674f76/fe24ccdf50424540aac73f7e1b3e10b4/FLAG6e2b81112 [2020-11-28 03:18:45,472 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:18:45,473 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2020-11-28 03:18:45,495 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/data/7b5674f76/fe24ccdf50424540aac73f7e1b3e10b4/FLAG6e2b81112 [2020-11-28 03:18:45,771 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/data/7b5674f76/fe24ccdf50424540aac73f7e1b3e10b4 [2020-11-28 03:18:45,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:18:45,776 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:18:45,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:18:45,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:18:45,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:18:45,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:18:45" (1/1) ... [2020-11-28 03:18:45,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e130bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:45, skipping insertion in model container [2020-11-28 03:18:45,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:18:45" (1/1) ... [2020-11-28 03:18:45,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:18:45,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:18:46,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:18:46,266 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:18:46,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:18:46,451 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:18:46,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:46 WrapperNode [2020-11-28 03:18:46,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:18:46,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:18:46,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:18:46,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:18:46,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:46" (1/1) ... [2020-11-28 03:18:46,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:46" (1/1) ... [2020-11-28 03:18:46,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:18:46,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:18:46,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:18:46,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:18:46,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:46" (1/1) ... [2020-11-28 03:18:46,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:46" (1/1) ... [2020-11-28 03:18:46,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:46" (1/1) ... [2020-11-28 03:18:46,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:46" (1/1) ... [2020-11-28 03:18:46,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:46" (1/1) ... [2020-11-28 03:18:46,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:46" (1/1) ... [2020-11-28 03:18:46,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:46" (1/1) ... [2020-11-28 03:18:46,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:18:46,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:18:46,626 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:18:46,626 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:18:46,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/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 [2020-11-28 03:18:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:18:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:18:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:18:46,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:18:48,413 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:18:48,414 INFO L298 CfgBuilder]: Removed 288 assume(true) statements. [2020-11-28 03:18:48,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:18:48 BoogieIcfgContainer [2020-11-28 03:18:48,420 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:18:48,422 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:18:48,423 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:18:48,427 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:18:48,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:18:45" (1/3) ... [2020-11-28 03:18:48,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f2732d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:18:48, skipping insertion in model container [2020-11-28 03:18:48,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:46" (2/3) ... [2020-11-28 03:18:48,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f2732d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:18:48, skipping insertion in model container [2020-11-28 03:18:48,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:18:48" (3/3) ... [2020-11-28 03:18:48,432 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product56.cil.c [2020-11-28 03:18:48,443 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:18:48,449 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:18:48,462 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:18:48,494 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:18:48,494 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:18:48,494 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:18:48,494 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:18:48,494 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:18:48,495 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:18:48,495 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:18:48,495 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:18:48,518 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states. [2020-11-28 03:18:48,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 03:18:48,526 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:48,527 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:48,527 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:48,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:48,534 INFO L82 PathProgramCache]: Analyzing trace with hash 326185497, now seen corresponding path program 1 times [2020-11-28 03:18:48,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:48,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916509176] [2020-11-28 03:18:48,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:48,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:48,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916509176] [2020-11-28 03:18:48,888 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:48,889 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:18:48,890 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780437442] [2020-11-28 03:18:48,895 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:18:48,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:48,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:18:48,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:18:48,918 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 2 states. [2020-11-28 03:18:48,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:48,978 INFO L93 Difference]: Finished difference Result 379 states and 578 transitions. [2020-11-28 03:18:48,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:18:48,980 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-28 03:18:48,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:48,995 INFO L225 Difference]: With dead ends: 379 [2020-11-28 03:18:48,996 INFO L226 Difference]: Without dead ends: 187 [2020-11-28 03:18:49,003 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 [2020-11-28 03:18:49,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2020-11-28 03:18:49,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2020-11-28 03:18:49,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2020-11-28 03:18:49,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 279 transitions. [2020-11-28 03:18:49,069 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 279 transitions. Word has length 16 [2020-11-28 03:18:49,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:49,069 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 279 transitions. [2020-11-28 03:18:49,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:18:49,070 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2020-11-28 03:18:49,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 03:18:49,071 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:49,072 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:49,072 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:18:49,073 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:49,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:49,074 INFO L82 PathProgramCache]: Analyzing trace with hash -1699548539, now seen corresponding path program 1 times [2020-11-28 03:18:49,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:49,074 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196085677] [2020-11-28 03:18:49,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:49,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:49,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196085677] [2020-11-28 03:18:49,290 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:49,290 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:18:49,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637532980] [2020-11-28 03:18:49,292 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:18:49,292 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:49,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:18:49,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:18:49,300 INFO L87 Difference]: Start difference. First operand 187 states and 279 transitions. Second operand 3 states. [2020-11-28 03:18:49,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:49,336 INFO L93 Difference]: Finished difference Result 187 states and 279 transitions. [2020-11-28 03:18:49,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:18:49,337 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-11-28 03:18:49,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:49,339 INFO L225 Difference]: With dead ends: 187 [2020-11-28 03:18:49,343 INFO L226 Difference]: Without dead ends: 73 [2020-11-28 03:18:49,345 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 [2020-11-28 03:18:49,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-11-28 03:18:49,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-11-28 03:18:49,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-11-28 03:18:49,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2020-11-28 03:18:49,357 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 17 [2020-11-28 03:18:49,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:49,358 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2020-11-28 03:18:49,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:18:49,359 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2020-11-28 03:18:49,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 03:18:49,360 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:49,360 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] [2020-11-28 03:18:49,361 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:18:49,361 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:49,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:49,362 INFO L82 PathProgramCache]: Analyzing trace with hash 1577730230, now seen corresponding path program 1 times [2020-11-28 03:18:49,362 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:49,363 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915042818] [2020-11-28 03:18:49,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:49,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:49,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915042818] [2020-11-28 03:18:49,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:49,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:18:49,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738682786] [2020-11-28 03:18:49,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:18:49,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:49,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:18:49,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:18:49,460 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2020-11-28 03:18:49,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:49,531 INFO L93 Difference]: Finished difference Result 207 states and 312 transitions. [2020-11-28 03:18:49,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:18:49,538 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-11-28 03:18:49,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:49,540 INFO L225 Difference]: With dead ends: 207 [2020-11-28 03:18:49,541 INFO L226 Difference]: Without dead ends: 140 [2020-11-28 03:18:49,542 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 [2020-11-28 03:18:49,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-11-28 03:18:49,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 136. [2020-11-28 03:18:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-11-28 03:18:49,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 205 transitions. [2020-11-28 03:18:49,578 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 205 transitions. Word has length 22 [2020-11-28 03:18:49,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:49,579 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 205 transitions. [2020-11-28 03:18:49,579 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:18:49,579 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 205 transitions. [2020-11-28 03:18:49,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 03:18:49,581 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:49,581 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] [2020-11-28 03:18:49,581 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:18:49,582 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:49,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:49,583 INFO L82 PathProgramCache]: Analyzing trace with hash 792163456, now seen corresponding path program 1 times [2020-11-28 03:18:49,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:49,583 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002473126] [2020-11-28 03:18:49,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:49,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:49,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002473126] [2020-11-28 03:18:49,707 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:49,707 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:18:49,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556337098] [2020-11-28 03:18:49,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:18:49,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:49,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:18:49,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:18:49,710 INFO L87 Difference]: Start difference. First operand 136 states and 205 transitions. Second operand 3 states. [2020-11-28 03:18:49,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:49,804 INFO L93 Difference]: Finished difference Result 283 states and 430 transitions. [2020-11-28 03:18:49,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:18:49,805 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-11-28 03:18:49,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:49,807 INFO L225 Difference]: With dead ends: 283 [2020-11-28 03:18:49,808 INFO L226 Difference]: Without dead ends: 153 [2020-11-28 03:18:49,809 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 [2020-11-28 03:18:49,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-11-28 03:18:49,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 151. [2020-11-28 03:18:49,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-11-28 03:18:49,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 219 transitions. [2020-11-28 03:18:49,829 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 219 transitions. Word has length 25 [2020-11-28 03:18:49,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:49,830 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 219 transitions. [2020-11-28 03:18:49,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:18:49,830 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 219 transitions. [2020-11-28 03:18:49,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 03:18:49,831 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:49,832 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] [2020-11-28 03:18:49,832 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:18:49,832 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:49,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:49,834 INFO L82 PathProgramCache]: Analyzing trace with hash 1022954699, now seen corresponding path program 1 times [2020-11-28 03:18:49,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:49,834 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116368230] [2020-11-28 03:18:49,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:49,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:49,922 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116368230] [2020-11-28 03:18:49,922 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:49,922 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:18:49,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927939281] [2020-11-28 03:18:49,923 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:18:49,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:49,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:18:49,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:49,925 INFO L87 Difference]: Start difference. First operand 151 states and 219 transitions. Second operand 5 states. [2020-11-28 03:18:50,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:50,071 INFO L93 Difference]: Finished difference Result 527 states and 769 transitions. [2020-11-28 03:18:50,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:18:50,071 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-11-28 03:18:50,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:50,075 INFO L225 Difference]: With dead ends: 527 [2020-11-28 03:18:50,075 INFO L226 Difference]: Without dead ends: 382 [2020-11-28 03:18:50,076 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 [2020-11-28 03:18:50,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2020-11-28 03:18:50,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 236. [2020-11-28 03:18:50,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-11-28 03:18:50,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 332 transitions. [2020-11-28 03:18:50,108 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 332 transitions. Word has length 25 [2020-11-28 03:18:50,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:50,109 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 332 transitions. [2020-11-28 03:18:50,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:18:50,109 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 332 transitions. [2020-11-28 03:18:50,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 03:18:50,114 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:50,114 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] [2020-11-28 03:18:50,114 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:18:50,115 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:50,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:50,116 INFO L82 PathProgramCache]: Analyzing trace with hash -936354291, now seen corresponding path program 1 times [2020-11-28 03:18:50,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:50,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347675165] [2020-11-28 03:18:50,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:50,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:50,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347675165] [2020-11-28 03:18:50,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:50,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:18:50,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145637498] [2020-11-28 03:18:50,205 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:18:50,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:50,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:18:50,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:50,207 INFO L87 Difference]: Start difference. First operand 236 states and 332 transitions. Second operand 5 states. [2020-11-28 03:18:50,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:50,447 INFO L93 Difference]: Finished difference Result 526 states and 754 transitions. [2020-11-28 03:18:50,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 03:18:50,448 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-11-28 03:18:50,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:50,452 INFO L225 Difference]: With dead ends: 526 [2020-11-28 03:18:50,453 INFO L226 Difference]: Without dead ends: 524 [2020-11-28 03:18:50,453 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 [2020-11-28 03:18:50,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-11-28 03:18:50,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 236. [2020-11-28 03:18:50,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-11-28 03:18:50,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 330 transitions. [2020-11-28 03:18:50,479 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 330 transitions. Word has length 26 [2020-11-28 03:18:50,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:50,480 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 330 transitions. [2020-11-28 03:18:50,480 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:18:50,480 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 330 transitions. [2020-11-28 03:18:50,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-28 03:18:50,482 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:50,482 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] [2020-11-28 03:18:50,483 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 03:18:50,483 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:50,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:50,484 INFO L82 PathProgramCache]: Analyzing trace with hash 1821957235, now seen corresponding path program 1 times [2020-11-28 03:18:50,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:50,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95414055] [2020-11-28 03:18:50,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:50,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:50,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:50,592 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95414055] [2020-11-28 03:18:50,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:50,592 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:18:50,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017690971] [2020-11-28 03:18:50,593 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:18:50,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:50,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:18:50,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:18:50,594 INFO L87 Difference]: Start difference. First operand 236 states and 330 transitions. Second operand 4 states. [2020-11-28 03:18:50,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:50,769 INFO L93 Difference]: Finished difference Result 496 states and 705 transitions. [2020-11-28 03:18:50,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 03:18:50,771 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2020-11-28 03:18:50,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:50,773 INFO L225 Difference]: With dead ends: 496 [2020-11-28 03:18:50,774 INFO L226 Difference]: Without dead ends: 351 [2020-11-28 03:18:50,774 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 [2020-11-28 03:18:50,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2020-11-28 03:18:50,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 347. [2020-11-28 03:18:50,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2020-11-28 03:18:50,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 483 transitions. [2020-11-28 03:18:50,810 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 483 transitions. Word has length 32 [2020-11-28 03:18:50,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:50,813 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 483 transitions. [2020-11-28 03:18:50,813 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:18:50,813 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 483 transitions. [2020-11-28 03:18:50,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-28 03:18:50,817 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:50,817 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] [2020-11-28 03:18:50,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 03:18:50,817 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:50,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:50,818 INFO L82 PathProgramCache]: Analyzing trace with hash 2080122673, now seen corresponding path program 1 times [2020-11-28 03:18:50,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:50,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358038123] [2020-11-28 03:18:50,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:50,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:50,900 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358038123] [2020-11-28 03:18:50,900 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:50,901 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:18:50,901 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734643887] [2020-11-28 03:18:50,901 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:18:50,901 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:50,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:18:50,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:18:50,902 INFO L87 Difference]: Start difference. First operand 347 states and 483 transitions. Second operand 4 states. [2020-11-28 03:18:51,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:51,031 INFO L93 Difference]: Finished difference Result 1020 states and 1436 transitions. [2020-11-28 03:18:51,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:18:51,031 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2020-11-28 03:18:51,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:51,037 INFO L225 Difference]: With dead ends: 1020 [2020-11-28 03:18:51,038 INFO L226 Difference]: Without dead ends: 762 [2020-11-28 03:18:51,039 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 [2020-11-28 03:18:51,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 762 states. [2020-11-28 03:18:51,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 762 to 347. [2020-11-28 03:18:51,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2020-11-28 03:18:51,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 477 transitions. [2020-11-28 03:18:51,077 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 477 transitions. Word has length 32 [2020-11-28 03:18:51,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:51,077 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 477 transitions. [2020-11-28 03:18:51,077 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:18:51,078 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 477 transitions. [2020-11-28 03:18:51,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-28 03:18:51,078 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:51,079 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] [2020-11-28 03:18:51,079 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 03:18:51,079 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:51,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:51,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1687095663, now seen corresponding path program 1 times [2020-11-28 03:18:51,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:51,081 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564717211] [2020-11-28 03:18:51,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:51,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:51,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564717211] [2020-11-28 03:18:51,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:51,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:18:51,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892519162] [2020-11-28 03:18:51,153 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:18:51,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:51,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:18:51,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:51,154 INFO L87 Difference]: Start difference. First operand 347 states and 477 transitions. Second operand 5 states. [2020-11-28 03:18:51,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:51,474 INFO L93 Difference]: Finished difference Result 1072 states and 1488 transitions. [2020-11-28 03:18:51,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 03:18:51,475 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-11-28 03:18:51,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:51,481 INFO L225 Difference]: With dead ends: 1072 [2020-11-28 03:18:51,481 INFO L226 Difference]: Without dead ends: 814 [2020-11-28 03:18:51,483 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 [2020-11-28 03:18:51,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2020-11-28 03:18:51,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 378. [2020-11-28 03:18:51,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 378 states. [2020-11-28 03:18:51,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 523 transitions. [2020-11-28 03:18:51,527 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 523 transitions. Word has length 32 [2020-11-28 03:18:51,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:51,529 INFO L481 AbstractCegarLoop]: Abstraction has 378 states and 523 transitions. [2020-11-28 03:18:51,529 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:18:51,529 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 523 transitions. [2020-11-28 03:18:51,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-28 03:18:51,532 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:51,533 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] [2020-11-28 03:18:51,533 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 03:18:51,534 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:51,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:51,534 INFO L82 PathProgramCache]: Analyzing trace with hash -2123186145, now seen corresponding path program 1 times [2020-11-28 03:18:51,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:51,535 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407194199] [2020-11-28 03:18:51,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:51,632 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 03:18:51,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407194199] [2020-11-28 03:18:51,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:51,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:18:51,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426417885] [2020-11-28 03:18:51,633 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:18:51,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:51,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:18:51,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:18:51,634 INFO L87 Difference]: Start difference. First operand 378 states and 523 transitions. Second operand 3 states. [2020-11-28 03:18:51,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:51,790 INFO L93 Difference]: Finished difference Result 640 states and 882 transitions. [2020-11-28 03:18:51,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:18:51,792 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2020-11-28 03:18:51,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:51,794 INFO L225 Difference]: With dead ends: 640 [2020-11-28 03:18:51,795 INFO L226 Difference]: Without dead ends: 268 [2020-11-28 03:18:51,796 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 [2020-11-28 03:18:51,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2020-11-28 03:18:51,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 260. [2020-11-28 03:18:51,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-11-28 03:18:51,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 353 transitions. [2020-11-28 03:18:51,825 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 353 transitions. Word has length 49 [2020-11-28 03:18:51,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:51,826 INFO L481 AbstractCegarLoop]: Abstraction has 260 states and 353 transitions. [2020-11-28 03:18:51,826 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:18:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 353 transitions. [2020-11-28 03:18:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-28 03:18:51,827 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:51,827 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] [2020-11-28 03:18:51,827 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 03:18:51,828 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:51,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:51,828 INFO L82 PathProgramCache]: Analyzing trace with hash 167454061, now seen corresponding path program 1 times [2020-11-28 03:18:51,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:51,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322207208] [2020-11-28 03:18:51,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:51,891 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 03:18:51,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322207208] [2020-11-28 03:18:51,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:51,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:18:51,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320970359] [2020-11-28 03:18:51,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:18:51,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:51,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:18:51,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:51,894 INFO L87 Difference]: Start difference. First operand 260 states and 353 transitions. Second operand 5 states. [2020-11-28 03:18:52,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:52,060 INFO L93 Difference]: Finished difference Result 784 states and 1060 transitions. [2020-11-28 03:18:52,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:18:52,061 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-11-28 03:18:52,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:52,065 INFO L225 Difference]: With dead ends: 784 [2020-11-28 03:18:52,065 INFO L226 Difference]: Without dead ends: 530 [2020-11-28 03:18:52,066 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 [2020-11-28 03:18:52,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2020-11-28 03:18:52,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 272. [2020-11-28 03:18:52,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2020-11-28 03:18:52,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 365 transitions. [2020-11-28 03:18:52,115 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 365 transitions. Word has length 54 [2020-11-28 03:18:52,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:52,115 INFO L481 AbstractCegarLoop]: Abstraction has 272 states and 365 transitions. [2020-11-28 03:18:52,115 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:18:52,116 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 365 transitions. [2020-11-28 03:18:52,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-28 03:18:52,117 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:52,117 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] [2020-11-28 03:18:52,117 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 03:18:52,118 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:52,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:52,118 INFO L82 PathProgramCache]: Analyzing trace with hash -297959507, now seen corresponding path program 1 times [2020-11-28 03:18:52,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:52,119 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315836161] [2020-11-28 03:18:52,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:52,210 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-28 03:18:52,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315836161] [2020-11-28 03:18:52,211 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:52,211 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:18:52,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402070084] [2020-11-28 03:18:52,212 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:18:52,212 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:52,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:18:52,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:18:52,213 INFO L87 Difference]: Start difference. First operand 272 states and 365 transitions. Second operand 4 states. [2020-11-28 03:18:52,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:52,327 INFO L93 Difference]: Finished difference Result 632 states and 845 transitions. [2020-11-28 03:18:52,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 03:18:52,328 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-11-28 03:18:52,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:52,331 INFO L225 Difference]: With dead ends: 632 [2020-11-28 03:18:52,331 INFO L226 Difference]: Without dead ends: 366 [2020-11-28 03:18:52,332 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 [2020-11-28 03:18:52,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2020-11-28 03:18:52,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 237. [2020-11-28 03:18:52,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2020-11-28 03:18:52,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 310 transitions. [2020-11-28 03:18:52,364 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 310 transitions. Word has length 54 [2020-11-28 03:18:52,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:52,364 INFO L481 AbstractCegarLoop]: Abstraction has 237 states and 310 transitions. [2020-11-28 03:18:52,365 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:18:52,365 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 310 transitions. [2020-11-28 03:18:52,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-28 03:18:52,366 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:52,366 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] [2020-11-28 03:18:52,366 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-28 03:18:52,366 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:52,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:52,367 INFO L82 PathProgramCache]: Analyzing trace with hash -769861918, now seen corresponding path program 1 times [2020-11-28 03:18:52,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:52,367 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312928438] [2020-11-28 03:18:52,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:52,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312928438] [2020-11-28 03:18:52,503 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [873624741] [2020-11-28 03:18:52,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/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 [2020-11-28 03:18:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:52,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-28 03:18:52,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:18:52,881 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:52,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 03:18:52,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2020-11-28 03:18:52,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007493982] [2020-11-28 03:18:52,883 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-28 03:18:52,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:52,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-28 03:18:52,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-28 03:18:52,884 INFO L87 Difference]: Start difference. First operand 237 states and 310 transitions. Second operand 8 states. [2020-11-28 03:18:53,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:53,443 INFO L93 Difference]: Finished difference Result 862 states and 1146 transitions. [2020-11-28 03:18:53,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-28 03:18:53,444 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-11-28 03:18:53,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:53,451 INFO L225 Difference]: With dead ends: 862 [2020-11-28 03:18:53,451 INFO L226 Difference]: Without dead ends: 680 [2020-11-28 03:18:53,452 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2020-11-28 03:18:53,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2020-11-28 03:18:53,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 297. [2020-11-28 03:18:53,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2020-11-28 03:18:53,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 389 transitions. [2020-11-28 03:18:53,524 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 389 transitions. Word has length 57 [2020-11-28 03:18:53,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:53,526 INFO L481 AbstractCegarLoop]: Abstraction has 297 states and 389 transitions. [2020-11-28 03:18:53,527 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-28 03:18:53,527 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 389 transitions. [2020-11-28 03:18:53,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-28 03:18:53,528 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:53,528 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] [2020-11-28 03:18:53,752 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-11-28 03:18:53,753 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:53,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:53,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1453326129, now seen corresponding path program 2 times [2020-11-28 03:18:53,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:53,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230425483] [2020-11-28 03:18:53,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:53,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:54,000 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 03:18:54,000 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230425483] [2020-11-28 03:18:54,000 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:54,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:18:54,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165993407] [2020-11-28 03:18:54,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:18:54,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:54,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:18:54,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:54,004 INFO L87 Difference]: Start difference. First operand 297 states and 389 transitions. Second operand 5 states. [2020-11-28 03:18:54,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:54,426 INFO L93 Difference]: Finished difference Result 898 states and 1191 transitions. [2020-11-28 03:18:54,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:18:54,427 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2020-11-28 03:18:54,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:54,431 INFO L225 Difference]: With dead ends: 898 [2020-11-28 03:18:54,432 INFO L226 Difference]: Without dead ends: 649 [2020-11-28 03:18:54,433 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 [2020-11-28 03:18:54,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states. [2020-11-28 03:18:54,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 413. [2020-11-28 03:18:54,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-11-28 03:18:54,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 540 transitions. [2020-11-28 03:18:54,506 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 540 transitions. Word has length 82 [2020-11-28 03:18:54,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:54,506 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 540 transitions. [2020-11-28 03:18:54,506 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:18:54,506 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 540 transitions. [2020-11-28 03:18:54,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-28 03:18:54,508 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:54,508 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] [2020-11-28 03:18:54,509 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-28 03:18:54,509 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:54,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:54,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1847692915, now seen corresponding path program 1 times [2020-11-28 03:18:54,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:54,510 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332446451] [2020-11-28 03:18:54,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:54,610 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-28 03:18:54,610 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332446451] [2020-11-28 03:18:54,610 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:54,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:18:54,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991264255] [2020-11-28 03:18:54,640 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:18:54,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:54,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:18:54,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:54,641 INFO L87 Difference]: Start difference. First operand 413 states and 540 transitions. Second operand 5 states. [2020-11-28 03:18:54,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:54,783 INFO L93 Difference]: Finished difference Result 790 states and 1030 transitions. [2020-11-28 03:18:54,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:18:54,783 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2020-11-28 03:18:54,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:54,784 INFO L225 Difference]: With dead ends: 790 [2020-11-28 03:18:54,784 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:18:54,788 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 [2020-11-28 03:18:54,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:18:54,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:18:54,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:18:54,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:18:54,788 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 82 [2020-11-28 03:18:54,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:54,789 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:18:54,789 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:18:54,789 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:18:54,789 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:18:54,790 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-28 03:18:54,792 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:18:55,638 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 170 [2020-11-28 03:18:55,984 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 140 [2020-11-28 03:18:56,149 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 104 [2020-11-28 03:18:56,684 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 168 [2020-11-28 03:18:56,955 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 100 [2020-11-28 03:18:57,677 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 172 [2020-11-28 03:18:58,428 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 187 [2020-11-28 03:18:58,981 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 187 [2020-11-28 03:19:00,775 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 165 DAG size of output: 24 [2020-11-28 03:19:01,661 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 30 [2020-11-28 03:19:02,031 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 26 [2020-11-28 03:19:03,265 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 163 DAG size of output: 15 [2020-11-28 03:19:03,399 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 10 [2020-11-28 03:19:03,966 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 10 [2020-11-28 03:19:04,155 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 10 [2020-11-28 03:19:04,672 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 27 [2020-11-28 03:19:05,799 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 163 DAG size of output: 19 [2020-11-28 03:19:06,018 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 20 [2020-11-28 03:19:06,259 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 26 [2020-11-28 03:19:06,452 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 20 [2020-11-28 03:19:07,908 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 185 DAG size of output: 27 [2020-11-28 03:19:08,113 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 18 [2020-11-28 03:19:09,710 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 185 DAG size of output: 27 [2020-11-28 03:19:09,730 INFO L277 CegarLoopResult]: At program point L861(lines 842 864) the Hoare annotation is: true [2020-11-28 03:19:09,730 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:19:09,730 INFO L274 CegarLoopResult]: For program point L267(lines 267 271) no Hoare annotation was computed. [2020-11-28 03:19:09,730 INFO L274 CegarLoopResult]: For program point L267-2(lines 267 271) no Hoare annotation was computed. [2020-11-28 03:19:09,730 INFO L274 CegarLoopResult]: For program point L267-3(lines 267 271) no Hoare annotation was computed. [2020-11-28 03:19:09,730 INFO L274 CegarLoopResult]: For program point L267-5(lines 267 271) no Hoare annotation was computed. [2020-11-28 03:19:09,730 INFO L270 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~waterLevel~0))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= 0 ~systemActive~0) .cse2 .cse1 .cse3) (and .cse0 .cse2 .cse1 .cse3))) [2020-11-28 03:19:09,731 INFO L274 CegarLoopResult]: For program point L267-6(lines 267 271) no Hoare annotation was computed. [2020-11-28 03:19:09,731 INFO L270 CegarLoopResult]: At program point L69-1(lines 69 75) the Hoare annotation is: false [2020-11-28 03:19:09,731 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:19:09,731 INFO L274 CegarLoopResult]: For program point L267-8(lines 267 271) no Hoare annotation was computed. [2020-11-28 03:19:09,731 INFO L270 CegarLoopResult]: At program point L69-2(lines 69 75) the Hoare annotation is: false [2020-11-28 03:19:09,731 INFO L274 CegarLoopResult]: For program point L267-9(lines 267 271) no Hoare annotation was computed. [2020-11-28 03:19:09,731 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:19:09,731 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:19:09,731 INFO L274 CegarLoopResult]: For program point L267-11(lines 267 271) no Hoare annotation was computed. [2020-11-28 03:19:09,731 INFO L274 CegarLoopResult]: For program point L267-12(lines 267 271) no Hoare annotation was computed. [2020-11-28 03:19:09,731 INFO L274 CegarLoopResult]: For program point L267-14(lines 267 271) no Hoare annotation was computed. [2020-11-28 03:19:09,731 INFO L274 CegarLoopResult]: For program point L267-15(lines 267 271) no Hoare annotation was computed. [2020-11-28 03:19:09,732 INFO L270 CegarLoopResult]: At program point L730(lines 679 731) the Hoare annotation is: false [2020-11-28 03:19:09,732 INFO L274 CegarLoopResult]: For program point L267-17(lines 267 271) no Hoare annotation was computed. [2020-11-28 03:19:09,732 INFO L270 CegarLoopResult]: At program point L963(lines 954 967) the Hoare annotation is: false [2020-11-28 03:19:09,732 INFO L270 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 .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2020-11-28 03:19:09,732 INFO L270 CegarLoopResult]: At program point L963-2(lines 954 967) the Hoare annotation is: false [2020-11-28 03:19:09,732 INFO L270 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 .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2020-11-28 03:19:09,732 INFO L270 CegarLoopResult]: At program point L963-4(lines 954 967) the Hoare annotation is: false [2020-11-28 03:19:09,732 INFO L270 CegarLoopResult]: At program point L963-5(lines 954 967) the Hoare annotation is: false [2020-11-28 03:19:09,732 INFO L270 CegarLoopResult]: At program point L963-6(lines 954 967) the Hoare annotation is: false [2020-11-28 03:19:09,732 INFO L270 CegarLoopResult]: At program point L963-7(lines 954 967) the Hoare annotation is: false [2020-11-28 03:19:09,733 INFO L270 CegarLoopResult]: At program point L963-8(lines 954 967) the Hoare annotation is: false [2020-11-28 03:19:09,733 INFO L270 CegarLoopResult]: At program point L963-9(lines 954 967) the Hoare annotation is: false [2020-11-28 03:19:09,733 INFO L270 CegarLoopResult]: At program point L963-10(lines 954 967) the Hoare annotation is: false [2020-11-28 03:19:09,733 INFO L270 CegarLoopResult]: At program point L963-11(lines 954 967) the Hoare annotation is: false [2020-11-28 03:19:09,733 INFO L274 CegarLoopResult]: For program point L700(lines 700 706) no Hoare annotation was computed. [2020-11-28 03:19:09,733 INFO L270 CegarLoopResult]: At program point L700-1(lines 700 706) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9)) (and .cse4 .cse1 .cse3) (and (= ~waterLevel~0 1) .cse4 .cse2 .cse3))) [2020-11-28 03:19:09,733 INFO L270 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)) [2020-11-28 03:19:09,733 INFO L270 CegarLoopResult]: At program point L273-1(lines 258 276) the Hoare annotation is: false [2020-11-28 03:19:09,733 INFO L270 CegarLoopResult]: At program point L273-2(lines 258 276) the Hoare annotation is: false [2020-11-28 03:19:09,733 INFO L270 CegarLoopResult]: At program point L273-3(lines 258 276) the Hoare annotation is: false [2020-11-28 03:19:09,734 INFO L270 CegarLoopResult]: At program point L273-4(lines 258 276) the Hoare annotation is: false [2020-11-28 03:19:09,734 INFO L270 CegarLoopResult]: At program point L273-5(lines 258 276) the Hoare annotation is: false [2020-11-28 03:19:09,734 INFO L270 CegarLoopResult]: At program point L1000(lines 1 1011) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:19:09,734 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:19:09,734 INFO L274 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-11-28 03:19:09,734 INFO L274 CegarLoopResult]: For program point L870-1(line 870) no Hoare annotation was computed. [2020-11-28 03:19:09,734 INFO L274 CegarLoopResult]: For program point L870-2(line 870) no Hoare annotation was computed. [2020-11-28 03:19:09,734 INFO L274 CegarLoopResult]: For program point L905(lines 905 909) no Hoare annotation was computed. [2020-11-28 03:19:09,734 INFO L274 CegarLoopResult]: For program point L146(lines 146 163) no Hoare annotation was computed. [2020-11-28 03:19:09,734 INFO L274 CegarLoopResult]: For program point L146-1(lines 146 163) no Hoare annotation was computed. [2020-11-28 03:19:09,734 INFO L274 CegarLoopResult]: For program point L146-2(lines 146 163) no Hoare annotation was computed. [2020-11-28 03:19:09,735 INFO L270 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)) [2020-11-28 03:19:09,735 INFO L270 CegarLoopResult]: At program point L973-1(lines 968 976) the Hoare annotation is: false [2020-11-28 03:19:09,735 INFO L270 CegarLoopResult]: At program point L973-2(lines 968 976) the Hoare annotation is: false [2020-11-28 03:19:09,735 INFO L270 CegarLoopResult]: At program point L973-3(lines 968 976) the Hoare annotation is: false [2020-11-28 03:19:09,735 INFO L270 CegarLoopResult]: At program point L973-4(lines 968 976) the Hoare annotation is: false [2020-11-28 03:19:09,735 INFO L270 CegarLoopResult]: At program point L973-5(lines 968 976) the Hoare annotation is: false [2020-11-28 03:19:09,735 INFO L274 CegarLoopResult]: For program point L710(lines 710 725) no Hoare annotation was computed. [2020-11-28 03:19:09,735 INFO L274 CegarLoopResult]: For program point L281(lines 281 287) no Hoare annotation was computed. [2020-11-28 03:19:09,735 INFO L270 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)) [2020-11-28 03:19:09,735 INFO L274 CegarLoopResult]: For program point L248(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,735 INFO L274 CegarLoopResult]: For program point L248-2(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,735 INFO L274 CegarLoopResult]: For program point L248-3(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,735 INFO L274 CegarLoopResult]: For program point L248-5(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,736 INFO L274 CegarLoopResult]: For program point L248-6(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,736 INFO L270 CegarLoopResult]: At program point L1008(lines 1003 1011) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:19:09,736 INFO L274 CegarLoopResult]: For program point L248-8(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,736 INFO L274 CegarLoopResult]: For program point L248-9(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,736 INFO L274 CegarLoopResult]: For program point L248-11(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,736 INFO L274 CegarLoopResult]: For program point L248-12(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,736 INFO L274 CegarLoopResult]: For program point L248-14(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,736 INFO L274 CegarLoopResult]: For program point L248-15(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,736 INFO L274 CegarLoopResult]: For program point L248-17(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,736 INFO L274 CegarLoopResult]: For program point L248-18(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,736 INFO L274 CegarLoopResult]: For program point L248-20(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,736 INFO L274 CegarLoopResult]: For program point L248-21(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,736 INFO L274 CegarLoopResult]: For program point L248-23(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,737 INFO L274 CegarLoopResult]: For program point L248-24(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,737 INFO L274 CegarLoopResult]: For program point L248-26(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,737 INFO L274 CegarLoopResult]: For program point L248-27(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,737 INFO L274 CegarLoopResult]: For program point L248-29(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,737 INFO L274 CegarLoopResult]: For program point L248-30(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,737 INFO L274 CegarLoopResult]: For program point L248-32(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,737 INFO L274 CegarLoopResult]: For program point L248-33(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,737 INFO L274 CegarLoopResult]: For program point L150(lines 150 158) no Hoare annotation was computed. [2020-11-28 03:19:09,737 INFO L274 CegarLoopResult]: For program point L150-1(lines 150 158) no Hoare annotation was computed. [2020-11-28 03:19:09,737 INFO L274 CegarLoopResult]: For program point L248-35(lines 248 252) no Hoare annotation was computed. [2020-11-28 03:19:09,737 INFO L274 CegarLoopResult]: For program point L150-2(lines 150 158) no Hoare annotation was computed. [2020-11-28 03:19:09,737 INFO L270 CegarLoopResult]: At program point L778-2(lines 778 792) the Hoare annotation is: false [2020-11-28 03:19:09,737 INFO L274 CegarLoopResult]: For program point L779(line 779) no Hoare annotation was computed. [2020-11-28 03:19:09,737 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:19:09,738 INFO L274 CegarLoopResult]: For program point L681(lines 680 729) no Hoare annotation was computed. [2020-11-28 03:19:09,738 INFO L274 CegarLoopResult]: For program point L120(lines 120 137) no Hoare annotation was computed. [2020-11-28 03:19:09,738 INFO L274 CegarLoopResult]: For program point L120-1(lines 120 137) no Hoare annotation was computed. [2020-11-28 03:19:09,738 INFO L274 CegarLoopResult]: For program point L120-2(lines 120 137) no Hoare annotation was computed. [2020-11-28 03:19:09,738 INFO L274 CegarLoopResult]: For program point L120-3(lines 120 137) no Hoare annotation was computed. [2020-11-28 03:19:09,738 INFO L274 CegarLoopResult]: For program point L120-4(lines 120 137) no Hoare annotation was computed. [2020-11-28 03:19:09,738 INFO L274 CegarLoopResult]: For program point L120-5(lines 120 137) no Hoare annotation was computed. [2020-11-28 03:19:09,738 INFO L274 CegarLoopResult]: For program point L682(lines 682 686) no Hoare annotation was computed. [2020-11-28 03:19:09,738 INFO L274 CegarLoopResult]: For program point L881(lines 881 885) no Hoare annotation was computed. [2020-11-28 03:19:09,738 INFO L274 CegarLoopResult]: For program point L881-3(lines 881 885) no Hoare annotation was computed. [2020-11-28 03:19:09,738 INFO L274 CegarLoopResult]: For program point L782(lines 782 786) no Hoare annotation was computed. [2020-11-28 03:19:09,738 INFO L274 CegarLoopResult]: For program point L749(lines 749 762) no Hoare annotation was computed. [2020-11-28 03:19:09,738 INFO L274 CegarLoopResult]: For program point L782-1(lines 62 68) no Hoare annotation was computed. [2020-11-28 03:19:09,739 INFO L270 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))) [2020-11-28 03:19:09,739 INFO L274 CegarLoopResult]: For program point L749-2(lines 749 762) no Hoare annotation was computed. [2020-11-28 03:19:09,739 INFO L274 CegarLoopResult]: For program point L881-6(lines 881 885) no Hoare annotation was computed. [2020-11-28 03:19:09,739 INFO L270 CegarLoopResult]: At program point L749-3(lines 1 1011) the Hoare annotation is: false [2020-11-28 03:19:09,739 INFO L274 CegarLoopResult]: For program point L749-4(lines 749 762) no Hoare annotation was computed. [2020-11-28 03:19:09,739 INFO L270 CegarLoopResult]: At program point L749-5(lines 1 1011) the Hoare annotation is: false [2020-11-28 03:19:09,739 INFO L270 CegarLoopResult]: At program point L254(lines 239 257) the Hoare annotation is: false [2020-11-28 03:19:09,739 INFO L270 CegarLoopResult]: At program point L254-1(lines 239 257) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 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) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 1) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)))) [2020-11-28 03:19:09,739 INFO L270 CegarLoopResult]: At program point L254-2(lines 239 257) the Hoare annotation is: false [2020-11-28 03:19:09,740 INFO L270 CegarLoopResult]: At program point L254-3(lines 239 257) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 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) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 1) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)))) [2020-11-28 03:19:09,740 INFO L270 CegarLoopResult]: At program point L254-4(lines 239 257) the Hoare annotation is: false [2020-11-28 03:19:09,740 INFO L270 CegarLoopResult]: At program point L254-5(lines 239 257) the Hoare annotation is: false [2020-11-28 03:19:09,740 INFO L270 CegarLoopResult]: At program point L254-6(lines 239 257) the Hoare annotation is: false [2020-11-28 03:19:09,740 INFO L270 CegarLoopResult]: At program point L254-7(lines 239 257) the Hoare annotation is: false [2020-11-28 03:19:09,740 INFO L270 CegarLoopResult]: At program point L254-8(lines 239 257) the Hoare annotation is: false [2020-11-28 03:19:09,746 INFO L270 CegarLoopResult]: At program point L254-9(lines 239 257) the Hoare annotation is: false [2020-11-28 03:19:09,747 INFO L270 CegarLoopResult]: At program point L254-10(lines 239 257) the Hoare annotation is: false [2020-11-28 03:19:09,747 INFO L270 CegarLoopResult]: At program point L254-11(lines 239 257) the Hoare annotation is: false [2020-11-28 03:19:09,747 INFO L274 CegarLoopResult]: For program point L718(lines 718 724) no Hoare annotation was computed. [2020-11-28 03:19:09,747 INFO L270 CegarLoopResult]: At program point L718-1(lines 62 68) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= 0 ~systemActive~0) .cse0 .cse1 (<= 1 ~waterLevel~0)) (and .cse2 (<= 2 ~waterLevel~0) .cse1) (and (= ~waterLevel~0 1) .cse2 .cse0 .cse1))) [2020-11-28 03:19:09,747 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:19:09,748 INFO L270 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)) [2020-11-28 03:19:09,748 INFO L270 CegarLoopResult]: At program point L190-1(lines 183 193) the Hoare annotation is: false [2020-11-28 03:19:09,748 INFO L274 CegarLoopResult]: For program point L124(lines 124 132) no Hoare annotation was computed. [2020-11-28 03:19:09,748 INFO L270 CegarLoopResult]: At program point L190-2(lines 183 193) the Hoare annotation is: false [2020-11-28 03:19:09,748 INFO L274 CegarLoopResult]: For program point L124-1(lines 124 132) no Hoare annotation was computed. [2020-11-28 03:19:09,748 INFO L274 CegarLoopResult]: For program point L124-2(lines 124 132) no Hoare annotation was computed. [2020-11-28 03:19:09,749 INFO L274 CegarLoopResult]: For program point L124-3(lines 124 132) no Hoare annotation was computed. [2020-11-28 03:19:09,749 INFO L274 CegarLoopResult]: For program point L124-4(lines 124 132) no Hoare annotation was computed. [2020-11-28 03:19:09,749 INFO L274 CegarLoopResult]: For program point L124-5(lines 124 132) no Hoare annotation was computed. [2020-11-28 03:19:09,749 INFO L270 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))) [2020-11-28 03:19:09,749 INFO L270 CegarLoopResult]: At program point L950-1(lines 945 953) the Hoare annotation is: false [2020-11-28 03:19:09,750 INFO L270 CegarLoopResult]: At program point L950-2(lines 945 953) the Hoare annotation is: false [2020-11-28 03:19:09,750 INFO L270 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)) [2020-11-28 03:19:09,750 INFO L270 CegarLoopResult]: At program point L918-1(lines 913 921) the Hoare annotation is: false [2020-11-28 03:19:09,750 INFO L274 CegarLoopResult]: For program point L852(lines 852 859) no Hoare annotation was computed. [2020-11-28 03:19:09,750 INFO L270 CegarLoopResult]: At program point L918-2(lines 913 921) the Hoare annotation is: false [2020-11-28 03:19:09,750 INFO L277 CegarLoopResult]: At program point L852-1(lines 852 859) the Hoare annotation is: true [2020-11-28 03:19:09,750 INFO L274 CegarLoopResult]: For program point L753(lines 753 759) no Hoare annotation was computed. [2020-11-28 03:19:09,750 INFO L274 CegarLoopResult]: For program point L753-2(lines 753 759) no Hoare annotation was computed. [2020-11-28 03:19:09,750 INFO L274 CegarLoopResult]: For program point L753-4(lines 753 759) no Hoare annotation was computed. [2020-11-28 03:19:09,750 INFO L274 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2020-11-28 03:19:09,751 INFO L274 CegarLoopResult]: For program point L94-1(lines 94 111) no Hoare annotation was computed. [2020-11-28 03:19:09,751 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:19:09,751 INFO L274 CegarLoopResult]: For program point L94-2(lines 94 111) no Hoare annotation was computed. [2020-11-28 03:19:09,751 INFO L274 CegarLoopResult]: For program point L94-3(lines 94 111) no Hoare annotation was computed. [2020-11-28 03:19:09,751 INFO L274 CegarLoopResult]: For program point L94-4(lines 94 111) no Hoare annotation was computed. [2020-11-28 03:19:09,751 INFO L274 CegarLoopResult]: For program point L94-5(lines 94 111) no Hoare annotation was computed. [2020-11-28 03:19:09,751 INFO L274 CegarLoopResult]: For program point L94-6(lines 94 111) no Hoare annotation was computed. [2020-11-28 03:19:09,752 INFO L274 CegarLoopResult]: For program point L94-7(lines 94 111) no Hoare annotation was computed. [2020-11-28 03:19:09,752 INFO L274 CegarLoopResult]: For program point L94-8(lines 94 111) no Hoare annotation was computed. [2020-11-28 03:19:09,752 INFO L274 CegarLoopResult]: For program point L94-9(lines 94 111) no Hoare annotation was computed. [2020-11-28 03:19:09,752 INFO L274 CegarLoopResult]: For program point L94-10(lines 94 111) no Hoare annotation was computed. [2020-11-28 03:19:09,752 INFO L274 CegarLoopResult]: For program point L94-11(lines 94 111) no Hoare annotation was computed. [2020-11-28 03:19:09,753 INFO L270 CegarLoopResult]: At program point L62(lines 61 80) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~waterLevel~0))) (or (and (= 0 ~systemActive~0) (= ~pumpRunning~0 0) .cse0 .cse1) (and (= 1 ~systemActive~0) .cse0 .cse1))) [2020-11-28 03:19:09,753 INFO L274 CegarLoopResult]: For program point L62-1(lines 62 68) no Hoare annotation was computed. [2020-11-28 03:19:09,753 INFO L270 CegarLoopResult]: At program point L62-2(lines 61 80) the Hoare annotation is: false [2020-11-28 03:19:09,753 INFO L270 CegarLoopResult]: At program point L62-3(lines 61 80) the Hoare annotation is: false [2020-11-28 03:19:09,753 INFO L274 CegarLoopResult]: For program point L690(lines 690 696) no Hoare annotation was computed. [2020-11-28 03:19:09,753 INFO L270 CegarLoopResult]: At program point L690-1(lines 690 696) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9)) (and .cse4 .cse1 .cse3) (and (= ~waterLevel~0 1) .cse4 .cse2 .cse3))) [2020-11-28 03:19:09,754 INFO L274 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2020-11-28 03:19:09,754 INFO L274 CegarLoopResult]: For program point L98-1(lines 98 106) no Hoare annotation was computed. [2020-11-28 03:19:09,754 INFO L274 CegarLoopResult]: For program point L98-2(lines 98 106) no Hoare annotation was computed. [2020-11-28 03:19:09,754 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:19:09,754 INFO L274 CegarLoopResult]: For program point L98-3(lines 98 106) no Hoare annotation was computed. [2020-11-28 03:19:09,754 INFO L274 CegarLoopResult]: For program point L98-4(lines 98 106) no Hoare annotation was computed. [2020-11-28 03:19:09,755 INFO L274 CegarLoopResult]: For program point L98-5(lines 98 106) no Hoare annotation was computed. [2020-11-28 03:19:09,755 INFO L274 CegarLoopResult]: For program point L98-6(lines 98 106) no Hoare annotation was computed. [2020-11-28 03:19:09,755 INFO L274 CegarLoopResult]: For program point L98-7(lines 98 106) no Hoare annotation was computed. [2020-11-28 03:19:09,755 INFO L274 CegarLoopResult]: For program point L98-8(lines 98 106) no Hoare annotation was computed. [2020-11-28 03:19:09,755 INFO L274 CegarLoopResult]: For program point L98-9(lines 98 106) no Hoare annotation was computed. [2020-11-28 03:19:09,755 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:19:09,755 INFO L274 CegarLoopResult]: For program point L98-10(lines 98 106) no Hoare annotation was computed. [2020-11-28 03:19:09,756 INFO L274 CegarLoopResult]: For program point L98-11(lines 98 106) no Hoare annotation was computed. [2020-11-28 03:19:09,756 INFO L274 CegarLoopResult]: For program point L958(lines 958 964) no Hoare annotation was computed. [2020-11-28 03:19:09,756 INFO L274 CegarLoopResult]: For program point L958-1(lines 958 964) no Hoare annotation was computed. [2020-11-28 03:19:09,756 INFO L274 CegarLoopResult]: For program point L958-2(lines 958 964) no Hoare annotation was computed. [2020-11-28 03:19:09,756 INFO L274 CegarLoopResult]: For program point L958-3(lines 958 964) no Hoare annotation was computed. [2020-11-28 03:19:09,756 INFO L270 CegarLoopResult]: At program point L826(lines 822 828) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:19:09,757 INFO L274 CegarLoopResult]: For program point L958-4(lines 958 964) no Hoare annotation was computed. [2020-11-28 03:19:09,757 INFO L274 CegarLoopResult]: For program point L958-5(lines 958 964) no Hoare annotation was computed. [2020-11-28 03:19:09,757 INFO L274 CegarLoopResult]: For program point L958-6(lines 958 964) no Hoare annotation was computed. [2020-11-28 03:19:09,757 INFO L274 CegarLoopResult]: For program point L958-7(lines 958 964) no Hoare annotation was computed. [2020-11-28 03:19:09,757 INFO L274 CegarLoopResult]: For program point L958-8(lines 958 964) no Hoare annotation was computed. [2020-11-28 03:19:09,757 INFO L274 CegarLoopResult]: For program point L958-9(lines 958 964) no Hoare annotation was computed. [2020-11-28 03:19:09,758 INFO L274 CegarLoopResult]: For program point L958-10(lines 958 964) no Hoare annotation was computed. [2020-11-28 03:19:09,758 INFO L274 CegarLoopResult]: For program point L958-11(lines 958 964) no Hoare annotation was computed. [2020-11-28 03:19:09,758 INFO L270 CegarLoopResult]: At program point L199(lines 194 202) the Hoare annotation is: false [2020-11-28 03:19:09,758 INFO L270 CegarLoopResult]: At program point L199-1(lines 194 202) the Hoare annotation is: false [2020-11-28 03:19:09,758 INFO L270 CegarLoopResult]: At program point L199-2(lines 194 202) the Hoare annotation is: false [2020-11-28 03:19:09,758 INFO L274 CegarLoopResult]: For program point L893(lines 893 897) no Hoare annotation was computed. [2020-11-28 03:19:09,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:19:09 BoogieIcfgContainer [2020-11-28 03:19:09,791 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:19:09,792 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:19:09,792 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:19:09,793 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:19:09,794 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:18:48" (3/4) ... [2020-11-28 03:19:09,798 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:19:09,830 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:19:09,832 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:19:09,835 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:19:09,837 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:19:09,840 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:19:09,842 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:19:09,844 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:19:09,878 WARN L221 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) [2020-11-28 03:19:09,879 WARN L221 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)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:19:09,880 WARN L221 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)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:19:09,881 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2020-11-28 03:19:09,883 WARN L221 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) [2020-11-28 03:19:09,886 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:19:09,888 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && \result == 1) [2020-11-28 03:19:09,890 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel [2020-11-28 03:19:09,891 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:19:09,892 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && tmp___0 == 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel [2020-11-28 03:19:09,893 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && \result == 1) [2020-11-28 03:19:10,041 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b7c781d8-c2ca-4aba-9c4d-d731a5d8be29/bin/uautomizer/witness.graphml [2020-11-28 03:19:10,042 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:19:10,043 INFO L168 Benchmark]: Toolchain (without parser) took 24266.12 ms. Allocated memory was 107.0 MB in the beginning and 327.2 MB in the end (delta: 220.2 MB). Free memory was 76.9 MB in the beginning and 232.0 MB in the end (delta: -155.0 MB). Peak memory consumption was 64.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:10,043 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 79.7 MB. Free memory was 41.5 MB in the beginning and 41.4 MB in the end (delta: 37.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:19:10,044 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.03 ms. Allocated memory is still 107.0 MB. Free memory was 76.9 MB in the beginning and 73.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:10,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.43 ms. Allocated memory is still 107.0 MB. Free memory was 73.8 MB in the beginning and 68.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:10,045 INFO L168 Benchmark]: Boogie Preprocessor took 74.77 ms. Allocated memory is still 107.0 MB. Free memory was 68.5 MB in the beginning and 64.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:10,045 INFO L168 Benchmark]: RCFGBuilder took 1796.69 ms. Allocated memory is still 107.0 MB. Free memory was 64.8 MB in the beginning and 66.8 MB in the end (delta: -1.9 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:10,046 INFO L168 Benchmark]: TraceAbstraction took 21369.48 ms. Allocated memory was 107.0 MB in the beginning and 327.2 MB in the end (delta: 220.2 MB). Free memory was 66.8 MB in the beginning and 247.7 MB in the end (delta: -180.9 MB). Peak memory consumption was 183.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:10,046 INFO L168 Benchmark]: Witness Printer took 250.03 ms. Allocated memory is still 327.2 MB. Free memory was 247.7 MB in the beginning and 232.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:10,050 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 79.7 MB. Free memory was 41.5 MB in the beginning and 41.4 MB in the end (delta: 37.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 659.03 ms. Allocated memory is still 107.0 MB. Free memory was 76.9 MB in the beginning and 73.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.43 ms. Allocated memory is still 107.0 MB. Free memory was 73.8 MB in the beginning and 68.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 74.77 ms. Allocated memory is still 107.0 MB. Free memory was 68.5 MB in the beginning and 64.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1796.69 ms. Allocated memory is still 107.0 MB. Free memory was 64.8 MB in the beginning and 66.8 MB in the end (delta: -1.9 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21369.48 ms. Allocated memory was 107.0 MB in the beginning and 327.2 MB in the end (delta: 220.2 MB). Free memory was 66.8 MB in the beginning and 247.7 MB in the end (delta: -180.9 MB). Peak memory consumption was 183.3 MB. Max. memory is 16.1 GB. * Witness Printer took 250.03 ms. Allocated memory is still 327.2 MB. Free memory was 247.7 MB in the beginning and 232.0 MB in the end (delta: 15.7 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: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() 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) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - 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: (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((1 == systemActive && splverifierCounter == 0) && 1 <= waterLevel) - 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: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == 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) || (((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == 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)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - 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)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - 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, 194 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.3s, OverallIterations: 15, TraceHistogramMax: 3, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2229 SDtfs, 2539 SDslu, 3347 SDs, 0 SdLazy, 475 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.5s 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: 0.5s AutomataMinimizationTime, 15 MinimizatonAttempts, 2309 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 218 NumberOfFragments, 642 HoareAnnotationTreeSize, 68 FomulaSimplifications, 2526335 FormulaSimplificationTreeSizeReduction, 4.1s HoareSimplificationTime, 68 FomulaSimplificationsInter, 541823 FormulaSimplificationTreeSizeReductionInter, 10.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 662 NumberOfCodeBlocks, 662 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 646 ConstructedInterpolants, 0 QuantifiedInterpolants, 50478 SizeOfPredicates, 4 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...