/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInlineTransformed.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_LAZY.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 18:17:18,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 18:17:18,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 18:17:18,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-10 18:17:18,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-10 18:17:18,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-10 18:17:18,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-10 18:17:18,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-10 18:17:18,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-10 18:17:18,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-10 18:17:18,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-10 18:17:18,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-10 18:17:18,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 18:17:18,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 18:17:18,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 18:17:18,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 18:17:18,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 18:17:18,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 18:17:18,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 18:17:18,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 18:17:18,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 18:17:18,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 18:17:18,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 18:17:18,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 18:17:18,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-10 18:17:18,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-10 18:17:18,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-10 18:17:18,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-10 18:17:18,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-10 18:17:18,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-10 18:17:18,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-10 18:17:18,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-10 18:17:18,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-10 18:17:18,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-10 18:17:18,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-10 18:17:18,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-10 18:17:18,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-10 18:17:18,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-10 18:17:18,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 18:17:18,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 18:17:18,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 18:17:18,140 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_LAZY.epf [2022-01-10 18:17:18,157 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 18:17:18,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 18:17:18,158 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 18:17:18,158 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 18:17:18,159 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 18:17:18,159 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 18:17:18,159 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 18:17:18,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 18:17:18,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 18:17:18,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 18:17:18,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 18:17:18,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 18:17:18,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 18:17:18,162 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 18:17:18,162 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 18:17:18,162 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 18:17:18,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 18:17:18,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 18:17:18,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 18:17:18,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 18:17:18,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 18:17:18,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 18:17:18,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 18:17:18,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 18:17:18,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 18:17:18,163 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-10 18:17:18,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-10 18:17:18,163 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 18:17:18,163 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 18:17:18,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 18:17:18,163 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-10 18:17:18,164 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 18:17:18,164 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-10 18:17:18,164 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_LAZY WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 18:17:18,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 18:17:18,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 18:17:18,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 18:17:18,393 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 18:17:18,394 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 18:17:18,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c [2022-01-10 18:17:18,451 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/629ceffc3/46e4f9090a0c4776b1d188921c90867b/FLAGb1a0b64ce [2022-01-10 18:17:18,888 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 18:17:18,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c [2022-01-10 18:17:18,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/629ceffc3/46e4f9090a0c4776b1d188921c90867b/FLAGb1a0b64ce [2022-01-10 18:17:18,924 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/629ceffc3/46e4f9090a0c4776b1d188921c90867b [2022-01-10 18:17:18,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 18:17:18,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-10 18:17:18,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 18:17:18,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 18:17:18,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 18:17:18,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 06:17:18" (1/1) ... [2022-01-10 18:17:18,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e20afb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:17:18, skipping insertion in model container [2022-01-10 18:17:18,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 06:17:18" (1/1) ... [2022-01-10 18:17:18,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 18:17:18,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 18:17:19,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c[11718,11731] [2022-01-10 18:17:19,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 18:17:19,292 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-01-10 18:17:19,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 18:17:19,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c[11718,11731] [2022-01-10 18:17:19,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 18:17:19,334 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 18:17:19,359 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c[11718,11731] [2022-01-10 18:17:19,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 18:17:19,387 INFO L208 MainTranslator]: Completed translation [2022-01-10 18:17:19,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:17:19 WrapperNode [2022-01-10 18:17:19,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 18:17:19,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 18:17:19,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 18:17:19,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 18:17:19,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:17:19" (1/1) ... [2022-01-10 18:17:19,421 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:17:19" (1/1) ... [2022-01-10 18:17:19,454 INFO L137 Inliner]: procedures = 59, calls = 157, calls flagged for inlining = 54, calls inlined = 96, statements flattened = 728 [2022-01-10 18:17:19,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 18:17:19,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 18:17:19,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 18:17:19,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 18:17:19,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:17:19" (1/1) ... [2022-01-10 18:17:19,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:17:19" (1/1) ... [2022-01-10 18:17:19,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:17:19" (1/1) ... [2022-01-10 18:17:19,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:17:19" (1/1) ... [2022-01-10 18:17:19,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:17:19" (1/1) ... [2022-01-10 18:17:19,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:17:19" (1/1) ... [2022-01-10 18:17:19,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:17:19" (1/1) ... [2022-01-10 18:17:19,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 18:17:19,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 18:17:19,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 18:17:19,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 18:17:19,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:17:19" (1/1) ... [2022-01-10 18:17:19,502 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 18:17:19,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 18:17:19,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-10 18:17:19,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-10 18:17:19,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 18:17:19,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 18:17:19,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 18:17:19,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 18:17:19,654 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 18:17:19,655 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 18:17:20,084 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 18:17:20,090 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 18:17:20,090 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-10 18:17:20,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 06:17:20 BoogieIcfgContainer [2022-01-10 18:17:20,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 18:17:20,093 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-10 18:17:20,093 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-10 18:17:20,094 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-10 18:17:20,096 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 06:17:20" (1/1) ... [2022-01-10 18:17:20,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 06:17:20 BasicIcfg [2022-01-10 18:17:20,195 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-10 18:17:20,197 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 18:17:20,197 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 18:17:20,199 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 18:17:20,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 06:17:18" (1/4) ... [2022-01-10 18:17:20,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62405d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 06:17:20, skipping insertion in model container [2022-01-10 18:17:20,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:17:19" (2/4) ... [2022-01-10 18:17:20,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62405d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 06:17:20, skipping insertion in model container [2022-01-10 18:17:20,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 06:17:20" (3/4) ... [2022-01-10 18:17:20,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62405d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 06:17:20, skipping insertion in model container [2022-01-10 18:17:20,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 06:17:20" (4/4) ... [2022-01-10 18:17:20,200 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product58.cil.cTransformedIcfg [2022-01-10 18:17:20,204 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 18:17:20,204 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-01-10 18:17:20,236 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 18:17:20,240 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-10 18:17:20,240 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-10 18:17:20,252 INFO L276 IsEmpty]: Start isEmpty. Operand has 190 states, 186 states have (on average 1.3763440860215055) internal successors, (256), 189 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:20,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-01-10 18:17:20,256 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:17:20,256 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:17:20,256 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:17:20,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:17:20,260 INFO L85 PathProgramCache]: Analyzing trace with hash 818606896, now seen corresponding path program 1 times [2022-01-10 18:17:20,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:17:20,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229948142] [2022-01-10 18:17:20,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:17:20,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:17:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:17:20,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:17:20,440 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:17:20,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229948142] [2022-01-10 18:17:20,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229948142] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:17:20,441 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:17:20,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 18:17:20,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356061750] [2022-01-10 18:17:20,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:17:20,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-10 18:17:20,445 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:17:20,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-10 18:17:20,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 18:17:20,463 INFO L87 Difference]: Start difference. First operand has 190 states, 186 states have (on average 1.3763440860215055) internal successors, (256), 189 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:20,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:17:20,489 INFO L93 Difference]: Finished difference Result 370 states and 501 transitions. [2022-01-10 18:17:20,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-10 18:17:20,490 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-01-10 18:17:20,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:17:20,496 INFO L225 Difference]: With dead ends: 370 [2022-01-10 18:17:20,496 INFO L226 Difference]: Without dead ends: 180 [2022-01-10 18:17:20,499 INFO L932 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 [2022-01-10 18:17:20,501 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 18:17:20,502 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 246 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 18:17:20,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2022-01-10 18:17:20,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 180. [2022-01-10 18:17:20,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 177 states have (on average 1.344632768361582) internal successors, (238), 179 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:20,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 238 transitions. [2022-01-10 18:17:20,532 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 238 transitions. Word has length 17 [2022-01-10 18:17:20,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:17:20,533 INFO L470 AbstractCegarLoop]: Abstraction has 180 states and 238 transitions. [2022-01-10 18:17:20,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:20,533 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 238 transitions. [2022-01-10 18:17:20,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-01-10 18:17:20,537 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:17:20,537 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:17:20,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-10 18:17:20,538 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:17:20,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:17:20,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1000748893, now seen corresponding path program 1 times [2022-01-10 18:17:20,539 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:17:20,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936260771] [2022-01-10 18:17:20,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:17:20,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:17:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:17:20,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:17:20,641 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:17:20,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936260771] [2022-01-10 18:17:20,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936260771] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:17:20,642 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:17:20,642 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 18:17:20,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038846666] [2022-01-10 18:17:20,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:17:20,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 18:17:20,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:17:20,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 18:17:20,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 18:17:20,644 INFO L87 Difference]: Start difference. First operand 180 states and 238 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:20,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:17:20,672 INFO L93 Difference]: Finished difference Result 353 states and 469 transitions. [2022-01-10 18:17:20,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 18:17:20,672 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-01-10 18:17:20,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:17:20,674 INFO L225 Difference]: With dead ends: 353 [2022-01-10 18:17:20,674 INFO L226 Difference]: Without dead ends: 180 [2022-01-10 18:17:20,674 INFO L932 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 [2022-01-10 18:17:20,675 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 223 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 18:17:20,676 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [223 Valid, 232 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 18:17:20,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2022-01-10 18:17:20,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 180. [2022-01-10 18:17:20,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 177 states have (on average 1.3276836158192091) internal successors, (235), 179 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:20,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 235 transitions. [2022-01-10 18:17:20,687 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 235 transitions. Word has length 18 [2022-01-10 18:17:20,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:17:20,688 INFO L470 AbstractCegarLoop]: Abstraction has 180 states and 235 transitions. [2022-01-10 18:17:20,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:20,688 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 235 transitions. [2022-01-10 18:17:20,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-01-10 18:17:20,689 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:17:20,689 INFO L514 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] [2022-01-10 18:17:20,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-10 18:17:20,689 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:17:20,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:17:20,690 INFO L85 PathProgramCache]: Analyzing trace with hash -2040089656, now seen corresponding path program 1 times [2022-01-10 18:17:20,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:17:20,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534569798] [2022-01-10 18:17:20,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:17:20,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:17:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:17:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:17:20,731 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:17:20,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534569798] [2022-01-10 18:17:20,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534569798] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:17:20,731 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:17:20,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 18:17:20,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283735786] [2022-01-10 18:17:20,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:17:20,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 18:17:20,732 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:17:20,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 18:17:20,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 18:17:20,733 INFO L87 Difference]: Start difference. First operand 180 states and 235 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:20,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:17:20,816 INFO L93 Difference]: Finished difference Result 421 states and 547 transitions. [2022-01-10 18:17:20,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 18:17:20,816 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-01-10 18:17:20,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:17:20,818 INFO L225 Difference]: With dead ends: 421 [2022-01-10 18:17:20,818 INFO L226 Difference]: Without dead ends: 248 [2022-01-10 18:17:20,819 INFO L932 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 [2022-01-10 18:17:20,820 INFO L933 BasicCegarLoop]: 220 mSDtfsCounter, 159 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 18:17:20,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [159 Valid, 328 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 18:17:20,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2022-01-10 18:17:20,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 242. [2022-01-10 18:17:20,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 239 states have (on average 1.284518828451883) internal successors, (307), 241 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:20,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 307 transitions. [2022-01-10 18:17:20,848 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 307 transitions. Word has length 23 [2022-01-10 18:17:20,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:17:20,848 INFO L470 AbstractCegarLoop]: Abstraction has 242 states and 307 transitions. [2022-01-10 18:17:20,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:20,848 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 307 transitions. [2022-01-10 18:17:20,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-01-10 18:17:20,849 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:17:20,849 INFO L514 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] [2022-01-10 18:17:20,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-10 18:17:20,849 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:17:20,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:17:20,850 INFO L85 PathProgramCache]: Analyzing trace with hash -2037780572, now seen corresponding path program 1 times [2022-01-10 18:17:20,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:17:20,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901475855] [2022-01-10 18:17:20,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:17:20,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:17:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:17:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:17:20,993 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:17:20,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901475855] [2022-01-10 18:17:20,993 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901475855] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:17:20,994 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:17:20,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 18:17:20,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989401027] [2022-01-10 18:17:20,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:17:20,994 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 18:17:20,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:17:20,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 18:17:20,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 18:17:20,996 INFO L87 Difference]: Start difference. First operand 242 states and 307 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:21,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:17:21,293 INFO L93 Difference]: Finished difference Result 1343 states and 1709 transitions. [2022-01-10 18:17:21,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-10 18:17:21,294 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2022-01-10 18:17:21,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:17:21,302 INFO L225 Difference]: With dead ends: 1343 [2022-01-10 18:17:21,302 INFO L226 Difference]: Without dead ends: 1108 [2022-01-10 18:17:21,306 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-01-10 18:17:21,309 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1034 mSDsluCounter, 978 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 1328 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 18:17:21,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1034 Valid, 1328 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 18:17:21,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2022-01-10 18:17:21,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 457. [2022-01-10 18:17:21,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 454 states have (on average 1.2687224669603525) internal successors, (576), 456 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:21,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 576 transitions. [2022-01-10 18:17:21,345 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 576 transitions. Word has length 29 [2022-01-10 18:17:21,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:17:21,346 INFO L470 AbstractCegarLoop]: Abstraction has 457 states and 576 transitions. [2022-01-10 18:17:21,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:21,346 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 576 transitions. [2022-01-10 18:17:21,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-01-10 18:17:21,347 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:17:21,347 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:17:21,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-10 18:17:21,348 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:17:21,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:17:21,348 INFO L85 PathProgramCache]: Analyzing trace with hash 2068936594, now seen corresponding path program 1 times [2022-01-10 18:17:21,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:17:21,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071073986] [2022-01-10 18:17:21,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:17:21,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:17:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:17:21,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:17:21,442 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:17:21,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071073986] [2022-01-10 18:17:21,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071073986] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:17:21,443 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:17:21,443 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 18:17:21,444 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626350683] [2022-01-10 18:17:21,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:17:21,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 18:17:21,444 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:17:21,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 18:17:21,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 18:17:21,445 INFO L87 Difference]: Start difference. First operand 457 states and 576 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:21,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:17:21,682 INFO L93 Difference]: Finished difference Result 1359 states and 1703 transitions. [2022-01-10 18:17:21,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-10 18:17:21,683 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2022-01-10 18:17:21,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:17:21,687 INFO L225 Difference]: With dead ends: 1359 [2022-01-10 18:17:21,687 INFO L226 Difference]: Without dead ends: 1353 [2022-01-10 18:17:21,688 INFO L932 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 [2022-01-10 18:17:21,690 INFO L933 BasicCegarLoop]: 519 mSDtfsCounter, 846 mSDsluCounter, 1102 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 846 SdHoareTripleChecker+Valid, 1621 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 18:17:21,691 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [846 Valid, 1621 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 18:17:21,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1353 states. [2022-01-10 18:17:21,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1353 to 457. [2022-01-10 18:17:21,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 454 states have (on average 1.2621145374449338) internal successors, (573), 456 states have internal predecessors, (573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 573 transitions. [2022-01-10 18:17:21,732 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 573 transitions. Word has length 38 [2022-01-10 18:17:21,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:17:21,736 INFO L470 AbstractCegarLoop]: Abstraction has 457 states and 573 transitions. [2022-01-10 18:17:21,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:21,737 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 573 transitions. [2022-01-10 18:17:21,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-01-10 18:17:21,741 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:17:21,742 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:17:21,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-10 18:17:21,743 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:17:21,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:17:21,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1347729511, now seen corresponding path program 1 times [2022-01-10 18:17:21,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:17:21,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990309895] [2022-01-10 18:17:21,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:17:21,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:17:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:17:21,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:17:21,816 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:17:21,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990309895] [2022-01-10 18:17:21,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990309895] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:17:21,816 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:17:21,816 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-10 18:17:21,816 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003328617] [2022-01-10 18:17:21,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:17:21,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 18:17:21,817 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:17:21,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 18:17:21,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 18:17:21,818 INFO L87 Difference]: Start difference. First operand 457 states and 573 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:22,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:17:22,000 INFO L93 Difference]: Finished difference Result 1183 states and 1459 transitions. [2022-01-10 18:17:22,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-10 18:17:22,015 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2022-01-10 18:17:22,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:17:22,018 INFO L225 Difference]: With dead ends: 1183 [2022-01-10 18:17:22,018 INFO L226 Difference]: Without dead ends: 733 [2022-01-10 18:17:22,018 INFO L932 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 [2022-01-10 18:17:22,019 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 327 mSDsluCounter, 682 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 18:17:22,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 935 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 18:17:22,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 733 states. [2022-01-10 18:17:22,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 733 to 493. [2022-01-10 18:17:22,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 493 states, 490 states have (on average 1.2428571428571429) internal successors, (609), 492 states have internal predecessors, (609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:22,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 609 transitions. [2022-01-10 18:17:22,071 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 609 transitions. Word has length 42 [2022-01-10 18:17:22,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:17:22,083 INFO L470 AbstractCegarLoop]: Abstraction has 493 states and 609 transitions. [2022-01-10 18:17:22,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:22,083 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 609 transitions. [2022-01-10 18:17:22,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-01-10 18:17:22,087 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:17:22,087 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:17:22,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-10 18:17:22,087 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:17:22,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:17:22,088 INFO L85 PathProgramCache]: Analyzing trace with hash 5580186, now seen corresponding path program 1 times [2022-01-10 18:17:22,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:17:22,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746327720] [2022-01-10 18:17:22,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:17:22,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:17:22,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:17:22,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:17:22,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:17:22,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746327720] [2022-01-10 18:17:22,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746327720] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:17:22,152 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:17:22,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 18:17:22,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004685490] [2022-01-10 18:17:22,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:17:22,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-10 18:17:22,153 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:17:22,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-10 18:17:22,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-10 18:17:22,154 INFO L87 Difference]: Start difference. First operand 493 states and 609 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:22,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:17:22,294 INFO L93 Difference]: Finished difference Result 1145 states and 1398 transitions. [2022-01-10 18:17:22,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-10 18:17:22,296 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2022-01-10 18:17:22,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:17:22,299 INFO L225 Difference]: With dead ends: 1145 [2022-01-10 18:17:22,299 INFO L226 Difference]: Without dead ends: 659 [2022-01-10 18:17:22,300 INFO L932 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 [2022-01-10 18:17:22,302 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 288 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 700 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 18:17:22,302 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [288 Valid, 700 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 18:17:22,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 659 states. [2022-01-10 18:17:22,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 659 to 448. [2022-01-10 18:17:22,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 448 states, 445 states have (on average 1.2269662921348314) internal successors, (546), 447 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:22,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 448 states and 546 transitions. [2022-01-10 18:17:22,334 INFO L78 Accepts]: Start accepts. Automaton has 448 states and 546 transitions. Word has length 42 [2022-01-10 18:17:22,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:17:22,334 INFO L470 AbstractCegarLoop]: Abstraction has 448 states and 546 transitions. [2022-01-10 18:17:22,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:22,334 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 546 transitions. [2022-01-10 18:17:22,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-01-10 18:17:22,335 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:17:22,336 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:17:22,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-10 18:17:22,336 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:17:22,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:17:22,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1206116163, now seen corresponding path program 1 times [2022-01-10 18:17:22,337 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:17:22,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277271287] [2022-01-10 18:17:22,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:17:22,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:17:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:17:22,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:17:22,399 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:17:22,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277271287] [2022-01-10 18:17:22,399 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277271287] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:17:22,399 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:17:22,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 18:17:22,399 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779248585] [2022-01-10 18:17:22,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:17:22,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 18:17:22,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:17:22,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 18:17:22,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 18:17:22,400 INFO L87 Difference]: Start difference. First operand 448 states and 546 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:22,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:17:22,471 INFO L93 Difference]: Finished difference Result 962 states and 1168 transitions. [2022-01-10 18:17:22,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 18:17:22,472 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2022-01-10 18:17:22,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:17:22,473 INFO L225 Difference]: With dead ends: 962 [2022-01-10 18:17:22,473 INFO L226 Difference]: Without dead ends: 480 [2022-01-10 18:17:22,474 INFO L932 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 [2022-01-10 18:17:22,475 INFO L933 BasicCegarLoop]: 222 mSDtfsCounter, 71 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 18:17:22,478 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [71 Valid, 418 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 18:17:22,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2022-01-10 18:17:22,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 480. [2022-01-10 18:17:22,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 477 states have (on average 1.2222222222222223) internal successors, (583), 479 states have internal predecessors, (583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:22,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 583 transitions. [2022-01-10 18:17:22,509 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 583 transitions. Word has length 56 [2022-01-10 18:17:22,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:17:22,509 INFO L470 AbstractCegarLoop]: Abstraction has 480 states and 583 transitions. [2022-01-10 18:17:22,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:22,531 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 583 transitions. [2022-01-10 18:17:22,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-01-10 18:17:22,532 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:17:22,532 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:17:22,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-10 18:17:22,533 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:17:22,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:17:22,534 INFO L85 PathProgramCache]: Analyzing trace with hash -552750641, now seen corresponding path program 1 times [2022-01-10 18:17:22,534 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:17:22,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365904671] [2022-01-10 18:17:22,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:17:22,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:17:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:17:22,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:17:22,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:17:22,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365904671] [2022-01-10 18:17:22,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365904671] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:17:22,584 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:17:22,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 18:17:22,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942648031] [2022-01-10 18:17:22,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:17:22,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 18:17:22,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:17:22,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 18:17:22,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 18:17:22,586 INFO L87 Difference]: Start difference. First operand 480 states and 583 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:22,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:17:22,638 INFO L93 Difference]: Finished difference Result 480 states and 583 transitions. [2022-01-10 18:17:22,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 18:17:22,638 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2022-01-10 18:17:22,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:17:22,639 INFO L225 Difference]: With dead ends: 480 [2022-01-10 18:17:22,639 INFO L226 Difference]: Without dead ends: 218 [2022-01-10 18:17:22,640 INFO L932 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 [2022-01-10 18:17:22,640 INFO L933 BasicCegarLoop]: 92 mSDtfsCounter, 52 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 18:17:22,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 98 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 18:17:22,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2022-01-10 18:17:22,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 218. [2022-01-10 18:17:22,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 217 states have (on average 1.23963133640553) internal successors, (269), 217 states have internal predecessors, (269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:22,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 269 transitions. [2022-01-10 18:17:22,673 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 269 transitions. Word has length 64 [2022-01-10 18:17:22,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:17:22,673 INFO L470 AbstractCegarLoop]: Abstraction has 218 states and 269 transitions. [2022-01-10 18:17:22,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:22,673 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 269 transitions. [2022-01-10 18:17:22,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-01-10 18:17:22,674 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:17:22,674 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:17:22,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-10 18:17:22,674 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:17:22,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:17:22,675 INFO L85 PathProgramCache]: Analyzing trace with hash 1072223621, now seen corresponding path program 1 times [2022-01-10 18:17:22,675 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:17:22,675 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989784849] [2022-01-10 18:17:22,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:17:22,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:17:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:17:22,799 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:17:22,799 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:17:22,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989784849] [2022-01-10 18:17:22,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989784849] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-10 18:17:22,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2114014383] [2022-01-10 18:17:22,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:17:22,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 18:17:22,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 18:17:22,834 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-10 18:17:22,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-10 18:17:22,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:17:22,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 21 conjunts are in the unsatisfiable core [2022-01-10 18:17:22,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 18:17:23,167 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-01-10 18:17:23,167 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-10 18:17:23,461 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-01-10 18:17:23,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2114014383] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-10 18:17:23,461 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-10 18:17:23,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 18 [2022-01-10 18:17:23,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940771360] [2022-01-10 18:17:23,462 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-10 18:17:23,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-10 18:17:23,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:17:23,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-10 18:17:23,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=272, Unknown=0, NotChecked=0, Total=342 [2022-01-10 18:17:23,463 INFO L87 Difference]: Start difference. First operand 218 states and 269 transitions. Second operand has 19 states, 19 states have (on average 10.263157894736842) internal successors, (195), 18 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:25,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:17:25,844 INFO L93 Difference]: Finished difference Result 2848 states and 3558 transitions. [2022-01-10 18:17:25,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-01-10 18:17:25,845 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 10.263157894736842) internal successors, (195), 18 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2022-01-10 18:17:25,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:17:25,853 INFO L225 Difference]: With dead ends: 2848 [2022-01-10 18:17:25,853 INFO L226 Difference]: Without dead ends: 2669 [2022-01-10 18:17:25,855 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 129 SyntacticMatches, 2 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2670 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1461, Invalid=6195, Unknown=0, NotChecked=0, Total=7656 [2022-01-10 18:17:25,856 INFO L933 BasicCegarLoop]: 458 mSDtfsCounter, 4378 mSDsluCounter, 3286 mSDsCounter, 0 mSdLazyCounter, 633 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4378 SdHoareTripleChecker+Valid, 3744 SdHoareTripleChecker+Invalid, 889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-10 18:17:25,856 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4378 Valid, 3744 Invalid, 889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 633 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-10 18:17:25,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2669 states. [2022-01-10 18:17:25,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2669 to 470. [2022-01-10 18:17:25,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 469 states have (on average 1.2494669509594882) internal successors, (586), 469 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:25,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 586 transitions. [2022-01-10 18:17:25,944 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 586 transitions. Word has length 71 [2022-01-10 18:17:25,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:17:25,945 INFO L470 AbstractCegarLoop]: Abstraction has 470 states and 586 transitions. [2022-01-10 18:17:25,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 10.263157894736842) internal successors, (195), 18 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:25,946 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 586 transitions. [2022-01-10 18:17:25,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-01-10 18:17:25,946 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:17:25,946 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:17:25,967 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-10 18:17:26,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-01-10 18:17:26,159 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:17:26,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:17:26,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1082121820, now seen corresponding path program 1 times [2022-01-10 18:17:26,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:17:26,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716059029] [2022-01-10 18:17:26,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:17:26,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:17:26,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:17:26,244 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-01-10 18:17:26,245 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:17:26,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716059029] [2022-01-10 18:17:26,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716059029] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:17:26,245 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:17:26,245 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-10 18:17:26,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622767148] [2022-01-10 18:17:26,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:17:26,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 18:17:26,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:17:26,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 18:17:26,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 18:17:26,246 INFO L87 Difference]: Start difference. First operand 470 states and 586 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:26,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:17:26,340 INFO L93 Difference]: Finished difference Result 712 states and 878 transitions. [2022-01-10 18:17:26,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-10 18:17:26,341 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-01-10 18:17:26,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:17:26,341 INFO L225 Difference]: With dead ends: 712 [2022-01-10 18:17:26,341 INFO L226 Difference]: Without dead ends: 0 [2022-01-10 18:17:26,342 INFO L932 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 [2022-01-10 18:17:26,342 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 194 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 18:17:26,342 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [194 Valid, 344 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 18:17:26,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-10 18:17:26,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-10 18:17:26,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:26,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-10 18:17:26,343 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2022-01-10 18:17:26,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:17:26,343 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-10 18:17:26,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:17:26,343 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-10 18:17:26,344 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-10 18:17:26,345 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-01-10 18:17:26,346 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-01-10 18:17:26,346 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-01-10 18:17:26,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-10 18:17:26,347 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-10 18:17:33,838 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-10 18:17:33,838 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-10 18:17:33,838 INFO L854 garLoopResultBuilder]: At program point L688(lines 684 690) the Hoare annotation is: (and (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0)) [2022-01-10 18:17:33,838 INFO L854 garLoopResultBuilder]: At program point L681(lines 677 683) the Hoare annotation is: (and (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0)) [2022-01-10 18:17:33,838 INFO L854 garLoopResultBuilder]: At program point L696(lines 691 699) the Hoare annotation is: (and (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0)) [2022-01-10 18:17:33,838 INFO L858 garLoopResultBuilder]: For program point L652(lines 652 659) no Hoare annotation was computed. [2022-01-10 18:17:33,838 INFO L854 garLoopResultBuilder]: At program point L625(lines 621 627) the Hoare annotation is: (and (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0)) [2022-01-10 18:17:33,839 INFO L858 garLoopResultBuilder]: For program point L652-2(lines 652 659) no Hoare annotation was computed. [2022-01-10 18:17:33,839 INFO L854 garLoopResultBuilder]: At program point L937-2(lines 937 984) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and (= ~waterLevel~0Int 1) .cse0 (= ~pumpRunning~0Int 0) .cse1) (and (= 2 ~waterLevel~0Int) .cse0 (= ~waterLevel~0Int |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse1 (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 0))))) [2022-01-10 18:17:33,839 INFO L861 garLoopResultBuilder]: At program point L661(lines 642 664) the Hoare annotation is: true [2022-01-10 18:17:33,839 INFO L854 garLoopResultBuilder]: At program point L985(lines 936 986) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,839 INFO L858 garLoopResultBuilder]: For program point L938(lines 937 984) no Hoare annotation was computed. [2022-01-10 18:17:33,839 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-10 18:17:33,839 INFO L858 garLoopResultBuilder]: For program point L711-3(lines 711 717) no Hoare annotation was computed. [2022-01-10 18:17:33,839 INFO L858 garLoopResultBuilder]: For program point L939(lines 939 943) no Hoare annotation was computed. [2022-01-10 18:17:33,839 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-10 18:17:33,839 INFO L858 garLoopResultBuilder]: For program point L467-3(lines 467 471) no Hoare annotation was computed. [2022-01-10 18:17:33,839 INFO L858 garLoopResultBuilder]: For program point L711-5(lines 710 729) no Hoare annotation was computed. [2022-01-10 18:17:33,839 INFO L858 garLoopResultBuilder]: For program point L947(lines 947 953) no Hoare annotation was computed. [2022-01-10 18:17:33,839 INFO L854 garLoopResultBuilder]: At program point L467-5(lines 463 474) the Hoare annotation is: false [2022-01-10 18:17:33,839 INFO L858 garLoopResultBuilder]: For program point L769-2(lines 769 786) no Hoare annotation was computed. [2022-01-10 18:17:33,840 INFO L858 garLoopResultBuilder]: For program point L718-3(lines 718 724) no Hoare annotation was computed. [2022-01-10 18:17:33,840 INFO L858 garLoopResultBuilder]: For program point L479(lines 479 483) no Hoare annotation was computed. [2022-01-10 18:17:33,840 INFO L858 garLoopResultBuilder]: For program point L947-2(lines 947 953) no Hoare annotation was computed. [2022-01-10 18:17:33,840 INFO L854 garLoopResultBuilder]: At program point L559-1(lines 554 562) the Hoare annotation is: false [2022-01-10 18:17:33,840 INFO L858 garLoopResultBuilder]: For program point L743-6(lines 743 760) no Hoare annotation was computed. [2022-01-10 18:17:33,840 INFO L854 garLoopResultBuilder]: At program point L536-1(lines 531 539) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,840 INFO L854 garLoopResultBuilder]: At program point L479-2(lines 475 486) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0Int)) (.cse1 (<= 1 ~systemActive~0Int)) (.cse2 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and .cse0 .cse1 (= ~waterLevel~0Int |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse2 (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 0))) (and .cse0 .cse1 (= ~pumpRunning~0Int 0) .cse2) (and (= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 1) (= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 1) .cse0 (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~9#1Int| 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~9#1Int| 1)) .cse1 .cse2 (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterSensorDry_#res#1Int| 0)))) [2022-01-10 18:17:33,840 INFO L858 garLoopResultBuilder]: For program point L957(lines 957 963) no Hoare annotation was computed. [2022-01-10 18:17:33,840 INFO L858 garLoopResultBuilder]: For program point L908-3(lines 908 912) no Hoare annotation was computed. [2022-01-10 18:17:33,840 INFO L858 garLoopResultBuilder]: For program point L544-3(lines 544 550) no Hoare annotation was computed. [2022-01-10 18:17:33,840 INFO L854 garLoopResultBuilder]: At program point L735-7(lines 731 737) the Hoare annotation is: false [2022-01-10 18:17:33,840 INFO L858 garLoopResultBuilder]: For program point L427-2(lines 427 440) no Hoare annotation was computed. [2022-01-10 18:17:33,840 INFO L858 garLoopResultBuilder]: For program point L491(lines 491 495) no Hoare annotation was computed. [2022-01-10 18:17:33,840 INFO L858 garLoopResultBuilder]: For program point L957-2(lines 957 963) no Hoare annotation was computed. [2022-01-10 18:17:33,840 INFO L858 garLoopResultBuilder]: For program point L908-5(lines 908 912) no Hoare annotation was computed. [2022-01-10 18:17:33,841 INFO L854 garLoopResultBuilder]: At program point L549-3(lines 540 553) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterSensorDry_#res#1Int|) (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,841 INFO L854 garLoopResultBuilder]: At program point L743-7(lines 739 763) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,841 INFO L854 garLoopResultBuilder]: At program point L840-1(lines 835 843) the Hoare annotation is: false [2022-01-10 18:17:33,841 INFO L854 garLoopResultBuilder]: At program point L427-3(lines 419 443) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int|) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,841 INFO L854 garLoopResultBuilder]: At program point L491-2(lines 487 498) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0Int 0)) (.cse3 (= 2 ~waterLevel~0Int)) (.cse0 (<= 1 ~systemActive~0Int)) (.cse2 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and (= ~waterLevel~0Int 1) .cse0 .cse1 .cse2) (and .cse3 .cse0 (= ~waterLevel~0Int |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse2 (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 0))) (and .cse3 .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 1) (= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 1) .cse3 (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~9#1Int| 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~9#1Int| 1)) .cse0 .cse2 (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterSensorDry_#res#1Int| 0)))) [2022-01-10 18:17:33,841 INFO L858 garLoopResultBuilder]: For program point L967(lines 967 980) no Hoare annotation was computed. [2022-01-10 18:17:33,841 INFO L854 garLoopResultBuilder]: At program point L914-1(lines 899 917) the Hoare annotation is: false [2022-01-10 18:17:33,841 INFO L858 garLoopResultBuilder]: For program point L889-9(lines 889 893) no Hoare annotation was computed. [2022-01-10 18:17:33,841 INFO L854 garLoopResultBuilder]: At program point L769-3(lines 765 789) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,841 INFO L858 garLoopResultBuilder]: For program point L431-3(lines 431 437) no Hoare annotation was computed. [2022-01-10 18:17:33,841 INFO L854 garLoopResultBuilder]: At program point L728-1(lines 707 730) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int|) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,841 INFO L854 garLoopResultBuilder]: At program point L923(lines 918 925) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0Int 0)) (.cse3 (= 2 ~waterLevel~0Int)) (.cse0 (<= 1 ~systemActive~0Int)) (.cse2 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and (= ~waterLevel~0Int 1) .cse0 .cse1 .cse2) (and .cse3 .cse0 (= ~waterLevel~0Int |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse2 (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 0))) (and .cse3 .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 1) (= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 1) .cse3 (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~9#1Int| 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~9#1Int| 1)) .cse0 .cse2 (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterSensorDry_#res#1Int| 0)))) [2022-01-10 18:17:33,841 INFO L858 garLoopResultBuilder]: For program point L975(lines 975 979) no Hoare annotation was computed. [2022-01-10 18:17:33,841 INFO L858 garLoopResultBuilder]: For program point L773-3(lines 773 781) no Hoare annotation was computed. [2022-01-10 18:17:33,842 INFO L858 garLoopResultBuilder]: For program point L889-11(lines 889 893) no Hoare annotation was computed. [2022-01-10 18:17:33,842 INFO L858 garLoopResultBuilder]: For program point L449-1(line 449) no Hoare annotation was computed. [2022-01-10 18:17:33,842 INFO L854 garLoopResultBuilder]: At program point L576-2(lines 576 590) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int|) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,842 INFO L858 garLoopResultBuilder]: For program point L975-2(lines 967 980) no Hoare annotation was computed. [2022-01-10 18:17:33,842 INFO L854 garLoopResultBuilder]: At program point L821-1(lines 816 823) the Hoare annotation is: false [2022-01-10 18:17:33,842 INFO L858 garLoopResultBuilder]: For program point L743-4(lines 743 760) no Hoare annotation was computed. [2022-01-10 18:17:33,842 INFO L854 garLoopResultBuilder]: At program point L895-3(lines 880 898) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1Int| 0) (<= ~waterLevel~0Int 1) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_#res#1Int| 0) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp~8#1Int|) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,842 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 449) no Hoare annotation was computed. [2022-01-10 18:17:33,842 INFO L854 garLoopResultBuilder]: At program point L450-1(lines 445 452) the Hoare annotation is: false [2022-01-10 18:17:33,842 INFO L861 garLoopResultBuilder]: At program point L591(lines 566 595) the Hoare annotation is: true [2022-01-10 18:17:33,842 INFO L858 garLoopResultBuilder]: For program point L577(line 577) no Hoare annotation was computed. [2022-01-10 18:17:33,842 INFO L858 garLoopResultBuilder]: For program point L711(lines 711 717) no Hoare annotation was computed. [2022-01-10 18:17:33,842 INFO L858 garLoopResultBuilder]: For program point L544-2(lines 544 550) no Hoare annotation was computed. [2022-01-10 18:17:33,842 INFO L854 garLoopResultBuilder]: At program point L735-5(lines 731 737) the Hoare annotation is: false [2022-01-10 18:17:33,843 INFO L858 garLoopResultBuilder]: For program point L747-9(lines 747 755) no Hoare annotation was computed. [2022-01-10 18:17:33,843 INFO L861 garLoopResultBuilder]: At program point L990(lines 927 992) the Hoare annotation is: true [2022-01-10 18:17:33,843 INFO L858 garLoopResultBuilder]: For program point L580(lines 580 584) no Hoare annotation was computed. [2022-01-10 18:17:33,843 INFO L858 garLoopResultBuilder]: For program point L467(lines 467 471) no Hoare annotation was computed. [2022-01-10 18:17:33,843 INFO L858 garLoopResultBuilder]: For program point L711-2(lines 710 729) no Hoare annotation was computed. [2022-01-10 18:17:33,843 INFO L854 garLoopResultBuilder]: At program point L549-2(lines 540 553) the Hoare annotation is: false [2022-01-10 18:17:33,843 INFO L854 garLoopResultBuilder]: At program point L743-5(lines 739 763) the Hoare annotation is: false [2022-01-10 18:17:33,843 INFO L854 garLoopResultBuilder]: At program point L504-3(lines 499 507) the Hoare annotation is: false [2022-01-10 18:17:33,843 INFO L854 garLoopResultBuilder]: At program point L735-6(lines 731 737) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5#1Int| 1)) (<= |ULTIMATE.start_ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5#1Int| 0)) [2022-01-10 18:17:33,843 INFO L861 garLoopResultBuilder]: At program point L636(lines 629 638) the Hoare annotation is: true [2022-01-10 18:17:33,843 INFO L858 garLoopResultBuilder]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2022-01-10 18:17:33,843 INFO L854 garLoopResultBuilder]: At program point L467-2(lines 463 474) the Hoare annotation is: (and (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 0)) (or (not (<= 0 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|)) (not (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 0)))) [2022-01-10 18:17:33,843 INFO L858 garLoopResultBuilder]: For program point L769(lines 769 786) no Hoare annotation was computed. [2022-01-10 18:17:33,843 INFO L858 garLoopResultBuilder]: For program point L718-1(lines 718 724) no Hoare annotation was computed. [2022-01-10 18:17:33,844 INFO L858 garLoopResultBuilder]: For program point L889-6(lines 889 893) no Hoare annotation was computed. [2022-01-10 18:17:33,844 INFO L854 garLoopResultBuilder]: At program point L831-3(lines 824 834) the Hoare annotation is: false [2022-01-10 18:17:33,844 INFO L858 garLoopResultBuilder]: For program point L711-6(lines 711 717) no Hoare annotation was computed. [2022-01-10 18:17:33,844 INFO L854 garLoopResultBuilder]: At program point L559(lines 554 562) the Hoare annotation is: (and (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 0)) (or (not (<= 0 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|)) (not (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 0))) (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterSensorDry_#res#1Int| 0)) [2022-01-10 18:17:33,844 INFO L858 garLoopResultBuilder]: For program point L743-2(lines 743 760) no Hoare annotation was computed. [2022-01-10 18:17:33,844 INFO L854 garLoopResultBuilder]: At program point L536(lines 531 539) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and (= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 1) (= ~waterLevel~0Int 1) .cse0 (= ~pumpRunning~0Int 0) .cse1) (and (= 2 ~waterLevel~0Int) .cse0 (= ~waterLevel~0Int |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse1))) [2022-01-10 18:17:33,844 INFO L858 garLoopResultBuilder]: For program point L889-8(lines 889 893) no Hoare annotation was computed. [2022-01-10 18:17:33,844 INFO L858 garLoopResultBuilder]: For program point L806-9(lines 806 812) no Hoare annotation was computed. [2022-01-10 18:17:33,844 INFO L858 garLoopResultBuilder]: For program point L467-6(lines 467 471) no Hoare annotation was computed. [2022-01-10 18:17:33,844 INFO L858 garLoopResultBuilder]: For program point L711-8(lines 710 729) no Hoare annotation was computed. [2022-01-10 18:17:33,844 INFO L858 garLoopResultBuilder]: For program point L908(lines 908 912) no Hoare annotation was computed. [2022-01-10 18:17:33,844 INFO L858 garLoopResultBuilder]: For program point L544-1(lines 544 550) no Hoare annotation was computed. [2022-01-10 18:17:33,844 INFO L854 garLoopResultBuilder]: At program point L735-3(lines 731 737) the Hoare annotation is: false [2022-01-10 18:17:33,844 INFO L858 garLoopResultBuilder]: For program point L427(lines 427 440) no Hoare annotation was computed. [2022-01-10 18:17:33,844 INFO L854 garLoopResultBuilder]: At program point L895-2(lines 880 898) the Hoare annotation is: false [2022-01-10 18:17:33,844 INFO L854 garLoopResultBuilder]: At program point L806-11(lines 799 815) the Hoare annotation is: false [2022-01-10 18:17:33,844 INFO L854 garLoopResultBuilder]: At program point L795-3(lines 790 797) the Hoare annotation is: false [2022-01-10 18:17:33,845 INFO L854 garLoopResultBuilder]: At program point L467-8(lines 463 474) the Hoare annotation is: false [2022-01-10 18:17:33,845 INFO L858 garLoopResultBuilder]: For program point L769-4(lines 769 786) no Hoare annotation was computed. [2022-01-10 18:17:33,845 INFO L858 garLoopResultBuilder]: For program point L718-5(lines 718 724) no Hoare annotation was computed. [2022-01-10 18:17:33,845 INFO L858 garLoopResultBuilder]: For program point L908-2(lines 908 912) no Hoare annotation was computed. [2022-01-10 18:17:33,845 INFO L854 garLoopResultBuilder]: At program point L549-1(lines 540 553) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= ~pumpRunning~0Int 0)) (.cse2 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648))))) (.cse3 (<= 1 ~waterLevel~0Int))) (or (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterSensorDry_#res#1Int|) (= ~waterLevel~0Int 1) .cse0 .cse1 .cse2 .cse3) (and (= 2 ~waterLevel~0Int) .cse0 .cse1 .cse2 .cse3))) [2022-01-10 18:17:33,845 INFO L854 garLoopResultBuilder]: At program point L743-3(lines 739 763) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and (= ~waterLevel~0Int 1) .cse0 (= ~pumpRunning~0Int 0) .cse1) (and (= 2 ~waterLevel~0Int) .cse0 .cse1))) [2022-01-10 18:17:33,845 INFO L854 garLoopResultBuilder]: At program point L840(lines 835 843) the Hoare annotation is: false [2022-01-10 18:17:33,845 INFO L854 garLoopResultBuilder]: At program point L427-1(lines 419 443) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and (= 2 ~waterLevel~0Int) .cse0 (= ~waterLevel~0Int |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse1 (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 0))) (and (= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 1) (= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 1) (= ~waterLevel~0Int 1) .cse0 (= ~pumpRunning~0Int 0) .cse1))) [2022-01-10 18:17:33,845 INFO L858 garLoopResultBuilder]: For program point L747-6(lines 747 755) no Hoare annotation was computed. [2022-01-10 18:17:33,845 INFO L854 garLoopResultBuilder]: At program point L559-2(lines 554 562) the Hoare annotation is: false [2022-01-10 18:17:33,845 INFO L858 garLoopResultBuilder]: For program point L743-10(lines 743 760) no Hoare annotation was computed. [2022-01-10 18:17:33,845 INFO L854 garLoopResultBuilder]: At program point L536-2(lines 531 539) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,845 INFO L854 garLoopResultBuilder]: At program point L914(lines 899 917) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~9#1Int| 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~9#1Int| 1)) (<= 1 |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_#res#1Int|) (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp___0~2#1Int| 1) (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 0)) (or (not (<= 0 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|)) (not (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 0))) (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterSensorDry_#res#1Int| 0)) [2022-01-10 18:17:33,845 INFO L858 garLoopResultBuilder]: For program point L889-3(lines 889 893) no Hoare annotation was computed. [2022-01-10 18:17:33,845 INFO L854 garLoopResultBuilder]: At program point L769-1(lines 765 789) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and (= ~waterLevel~0Int 1) .cse0 (= ~pumpRunning~0Int 0) .cse1) (and (= 2 ~waterLevel~0Int) .cse0 .cse1))) [2022-01-10 18:17:33,845 INFO L858 garLoopResultBuilder]: For program point L431(lines 431 437) no Hoare annotation was computed. [2022-01-10 18:17:33,846 INFO L854 garLoopResultBuilder]: At program point L728(lines 707 730) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and (= 2 ~waterLevel~0Int) .cse0 (= ~waterLevel~0Int |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse1 (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 0))) (and (= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 1) (= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 1) (= ~waterLevel~0Int 1) .cse0 (= ~pumpRunning~0Int 0) .cse1))) [2022-01-10 18:17:33,846 INFO L854 garLoopResultBuilder]: At program point L504-2(lines 499 507) the Hoare annotation is: false [2022-01-10 18:17:33,846 INFO L854 garLoopResultBuilder]: At program point L735-4(lines 731 737) the Hoare annotation is: false [2022-01-10 18:17:33,846 INFO L858 garLoopResultBuilder]: For program point L908-6(lines 908 912) no Hoare annotation was computed. [2022-01-10 18:17:33,846 INFO L858 garLoopResultBuilder]: For program point L544-5(lines 544 550) no Hoare annotation was computed. [2022-01-10 18:17:33,846 INFO L854 garLoopResultBuilder]: At program point L735-11(lines 731 737) the Hoare annotation is: false [2022-01-10 18:17:33,846 INFO L858 garLoopResultBuilder]: For program point L427-4(lines 427 440) no Hoare annotation was computed. [2022-01-10 18:17:33,846 INFO L858 garLoopResultBuilder]: For program point L773(lines 773 781) no Hoare annotation was computed. [2022-01-10 18:17:33,846 INFO L858 garLoopResultBuilder]: For program point L889-5(lines 889 893) no Hoare annotation was computed. [2022-01-10 18:17:33,846 INFO L858 garLoopResultBuilder]: For program point L449(line 449) no Hoare annotation was computed. [2022-01-10 18:17:33,846 INFO L854 garLoopResultBuilder]: At program point L831-2(lines 824 834) the Hoare annotation is: false [2022-01-10 18:17:33,846 INFO L858 garLoopResultBuilder]: For program point L908-8(lines 908 912) no Hoare annotation was computed. [2022-01-10 18:17:33,846 INFO L854 garLoopResultBuilder]: At program point L549-5(lines 540 553) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterSensorDry_#res#1Int|) (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,846 INFO L854 garLoopResultBuilder]: At program point L743-11(lines 739 763) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,846 INFO L854 garLoopResultBuilder]: At program point L840-2(lines 835 843) the Hoare annotation is: false [2022-01-10 18:17:33,846 INFO L854 garLoopResultBuilder]: At program point L427-5(lines 419 443) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int|) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,847 INFO L854 garLoopResultBuilder]: At program point L821(lines 816 823) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~9#1Int| 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~9#1Int| 1)) (<= 1 |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_#res#1Int|) (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp___0~2#1Int| 1) (<= 1 |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~6#1Int|) (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int| 0)) (or (not (<= 0 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|)) (not (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 0))) (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterSensorDry_#res#1Int| 0)) [2022-01-10 18:17:33,847 INFO L858 garLoopResultBuilder]: For program point L743(lines 743 760) no Hoare annotation was computed. [2022-01-10 18:17:33,847 INFO L854 garLoopResultBuilder]: At program point L895-1(lines 880 898) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= ~pumpRunning~0Int 0)) (.cse2 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648))))) (.cse3 (<= 1 ~waterLevel~0Int))) (or (and (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_#res#1Int| 0) (= ~waterLevel~0Int 1) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp~8#1Int|) .cse3) (and (= 2 ~waterLevel~0Int) .cse0 .cse1 .cse2 .cse3))) [2022-01-10 18:17:33,847 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 449) no Hoare annotation was computed. [2022-01-10 18:17:33,847 INFO L854 garLoopResultBuilder]: At program point L450(lines 445 452) the Hoare annotation is: false [2022-01-10 18:17:33,847 INFO L858 garLoopResultBuilder]: For program point L806-6(lines 806 812) no Hoare annotation was computed. [2022-01-10 18:17:33,847 INFO L854 garLoopResultBuilder]: At program point L914-2(lines 899 917) the Hoare annotation is: false [2022-01-10 18:17:33,847 INFO L858 garLoopResultBuilder]: For program point L889-15(lines 889 893) no Hoare annotation was computed. [2022-01-10 18:17:33,847 INFO L854 garLoopResultBuilder]: At program point L769-5(lines 765 789) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,847 INFO L858 garLoopResultBuilder]: For program point L431-6(lines 431 437) no Hoare annotation was computed. [2022-01-10 18:17:33,847 INFO L854 garLoopResultBuilder]: At program point L728-2(lines 707 730) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3#1Int|) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,847 INFO L858 garLoopResultBuilder]: For program point L544(lines 544 550) no Hoare annotation was computed. [2022-01-10 18:17:33,847 INFO L854 garLoopResultBuilder]: At program point L735-1(lines 731 737) the Hoare annotation is: false [2022-01-10 18:17:33,847 INFO L858 garLoopResultBuilder]: For program point L747-3(lines 747 755) no Hoare annotation was computed. [2022-01-10 18:17:33,847 INFO L854 garLoopResultBuilder]: At program point L806-8(lines 799 815) the Hoare annotation is: false [2022-01-10 18:17:33,848 INFO L854 garLoopResultBuilder]: At program point L795-2(lines 790 797) the Hoare annotation is: false [2022-01-10 18:17:33,848 INFO L858 garLoopResultBuilder]: For program point L773-6(lines 773 781) no Hoare annotation was computed. [2022-01-10 18:17:33,848 INFO L858 garLoopResultBuilder]: For program point L889-17(lines 889 893) no Hoare annotation was computed. [2022-01-10 18:17:33,848 INFO L858 garLoopResultBuilder]: For program point L449-2(line 449) no Hoare annotation was computed. [2022-01-10 18:17:33,848 INFO L854 garLoopResultBuilder]: At program point L549(lines 540 553) the Hoare annotation is: false [2022-01-10 18:17:33,848 INFO L854 garLoopResultBuilder]: At program point L743-1(lines 739 763) the Hoare annotation is: false [2022-01-10 18:17:33,848 INFO L854 garLoopResultBuilder]: At program point L504-1(lines 499 507) the Hoare annotation is: (and (= 2 ~waterLevel~0Int) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648))))) [2022-01-10 18:17:33,848 INFO L854 garLoopResultBuilder]: At program point L735-2(lines 731 737) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= ~pumpRunning~0Int 0)) (.cse2 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648))))) (.cse3 (<= 1 ~waterLevel~0Int)) (.cse4 (< 0 (+ |ULTIMATE.start_ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5#1Int| 1))) (.cse5 (<= |ULTIMATE.start_ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5#1Int| 0))) (or (and (= ~waterLevel~0Int 1) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= 2 ~waterLevel~0Int) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2022-01-10 18:17:33,848 INFO L854 garLoopResultBuilder]: At program point L821-2(lines 816 823) the Hoare annotation is: false [2022-01-10 18:17:33,848 INFO L858 garLoopResultBuilder]: For program point L743-8(lines 743 760) no Hoare annotation was computed. [2022-01-10 18:17:33,848 INFO L854 garLoopResultBuilder]: At program point L895-5(lines 880 898) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1Int| 0) (<= ~waterLevel~0Int 1) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_#res#1Int| 0) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp~8#1Int|) (<= 1 ~waterLevel~0Int)) [2022-01-10 18:17:33,848 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 449) no Hoare annotation was computed. [2022-01-10 18:17:33,848 INFO L854 garLoopResultBuilder]: At program point L450-2(lines 445 452) the Hoare annotation is: false [2022-01-10 18:17:33,848 INFO L858 garLoopResultBuilder]: For program point L889(lines 889 893) no Hoare annotation was computed. [2022-01-10 18:17:33,848 INFO L854 garLoopResultBuilder]: At program point L831-1(lines 824 834) the Hoare annotation is: (and (= 2 ~waterLevel~0Int) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648))))) [2022-01-10 18:17:33,848 INFO L858 garLoopResultBuilder]: For program point L544-4(lines 544 550) no Hoare annotation was computed. [2022-01-10 18:17:33,848 INFO L854 garLoopResultBuilder]: At program point L735-9(lines 731 737) the Hoare annotation is: false [2022-01-10 18:17:33,849 INFO L858 garLoopResultBuilder]: For program point L747-15(lines 747 755) no Hoare annotation was computed. [2022-01-10 18:17:33,849 INFO L858 garLoopResultBuilder]: For program point L889-2(lines 889 893) no Hoare annotation was computed. [2022-01-10 18:17:33,849 INFO L858 garLoopResultBuilder]: For program point L806-3(lines 806 812) no Hoare annotation was computed. [2022-01-10 18:17:33,849 INFO L854 garLoopResultBuilder]: At program point L549-4(lines 540 553) the Hoare annotation is: false [2022-01-10 18:17:33,849 INFO L854 garLoopResultBuilder]: At program point L743-9(lines 739 763) the Hoare annotation is: false [2022-01-10 18:17:33,849 INFO L854 garLoopResultBuilder]: At program point L504-5(lines 499 507) the Hoare annotation is: false [2022-01-10 18:17:33,849 INFO L854 garLoopResultBuilder]: At program point L735-10(lines 731 737) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5#1Int| 1)) (<= |ULTIMATE.start_ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5#1Int| 0)) [2022-01-10 18:17:33,849 INFO L854 garLoopResultBuilder]: At program point L895(lines 880 898) the Hoare annotation is: false [2022-01-10 18:17:33,849 INFO L854 garLoopResultBuilder]: At program point L806-5(lines 799 815) the Hoare annotation is: (and (= 2 ~waterLevel~0Int) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648))))) [2022-01-10 18:17:33,849 INFO L854 garLoopResultBuilder]: At program point L795-1(lines 790 797) the Hoare annotation is: (and (= 2 ~waterLevel~0Int) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648))))) [2022-01-10 18:17:33,849 INFO L858 garLoopResultBuilder]: For program point L889-12(lines 889 893) no Hoare annotation was computed. [2022-01-10 18:17:33,849 INFO L854 garLoopResultBuilder]: At program point L831-5(lines 824 834) the Hoare annotation is: false [2022-01-10 18:17:33,849 INFO L858 garLoopResultBuilder]: For program point L747(lines 747 755) no Hoare annotation was computed. [2022-01-10 18:17:33,849 INFO L858 garLoopResultBuilder]: For program point L889-14(lines 889 893) no Hoare annotation was computed. [2022-01-10 18:17:33,849 INFO L858 garLoopResultBuilder]: For program point L806-15(lines 806 812) no Hoare annotation was computed. [2022-01-10 18:17:33,849 INFO L854 garLoopResultBuilder]: At program point L504(lines 499 507) the Hoare annotation is: false [2022-01-10 18:17:33,849 INFO L854 garLoopResultBuilder]: At program point L735(lines 731 737) the Hoare annotation is: false [2022-01-10 18:17:33,849 INFO L854 garLoopResultBuilder]: At program point L895-4(lines 880 898) the Hoare annotation is: false [2022-01-10 18:17:33,849 INFO L854 garLoopResultBuilder]: At program point L806-17(lines 799 815) the Hoare annotation is: false [2022-01-10 18:17:33,850 INFO L854 garLoopResultBuilder]: At program point L795-5(lines 790 797) the Hoare annotation is: false [2022-01-10 18:17:33,850 INFO L854 garLoopResultBuilder]: At program point L831(lines 824 834) the Hoare annotation is: false [2022-01-10 18:17:33,850 INFO L858 garLoopResultBuilder]: For program point L747-12(lines 747 755) no Hoare annotation was computed. [2022-01-10 18:17:33,850 INFO L858 garLoopResultBuilder]: For program point L806(lines 806 812) no Hoare annotation was computed. [2022-01-10 18:17:33,850 INFO L854 garLoopResultBuilder]: At program point L504-4(lines 499 507) the Hoare annotation is: false [2022-01-10 18:17:33,850 INFO L854 garLoopResultBuilder]: At program point L735-8(lines 731 737) the Hoare annotation is: false [2022-01-10 18:17:33,850 INFO L854 garLoopResultBuilder]: At program point L806-2(lines 799 815) the Hoare annotation is: false [2022-01-10 18:17:33,850 INFO L854 garLoopResultBuilder]: At program point L795(lines 790 797) the Hoare annotation is: false [2022-01-10 18:17:33,850 INFO L854 garLoopResultBuilder]: At program point L831-4(lines 824 834) the Hoare annotation is: false [2022-01-10 18:17:33,850 INFO L858 garLoopResultBuilder]: For program point L806-12(lines 806 812) no Hoare annotation was computed. [2022-01-10 18:17:33,850 INFO L854 garLoopResultBuilder]: At program point L806-14(lines 799 815) the Hoare annotation is: false [2022-01-10 18:17:33,850 INFO L854 garLoopResultBuilder]: At program point L795-4(lines 790 797) the Hoare annotation is: false [2022-01-10 18:17:33,852 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:17:33,853 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 18:17:33,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 06:17:33 BasicIcfg [2022-01-10 18:17:33,894 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 18:17:33,895 INFO L158 Benchmark]: Toolchain (without parser) took 14967.95ms. Allocated memory was 194.0MB in the beginning and 773.8MB in the end (delta: 579.9MB). Free memory was 137.2MB in the beginning and 666.1MB in the end (delta: -528.9MB). Peak memory consumption was 454.8MB. Max. memory is 8.0GB. [2022-01-10 18:17:33,895 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 194.0MB. Free memory is still 154.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 18:17:33,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 457.80ms. Allocated memory was 194.0MB in the beginning and 306.2MB in the end (delta: 112.2MB). Free memory was 137.1MB in the beginning and 261.8MB in the end (delta: -124.7MB). Peak memory consumption was 8.9MB. Max. memory is 8.0GB. [2022-01-10 18:17:33,895 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.58ms. Allocated memory is still 306.2MB. Free memory was 261.2MB in the beginning and 257.6MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-10 18:17:33,895 INFO L158 Benchmark]: Boogie Preprocessor took 27.70ms. Allocated memory is still 306.2MB. Free memory was 257.6MB in the beginning and 254.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-10 18:17:33,895 INFO L158 Benchmark]: RCFGBuilder took 608.48ms. Allocated memory is still 306.2MB. Free memory was 254.4MB in the beginning and 228.7MB in the end (delta: 25.7MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2022-01-10 18:17:33,896 INFO L158 Benchmark]: IcfgTransformer took 103.01ms. Allocated memory is still 306.2MB. Free memory was 228.7MB in the beginning and 218.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-01-10 18:17:33,896 INFO L158 Benchmark]: TraceAbstraction took 13697.66ms. Allocated memory was 306.2MB in the beginning and 773.8MB in the end (delta: 467.7MB). Free memory was 217.7MB in the beginning and 666.1MB in the end (delta: -448.4MB). Peak memory consumption was 422.5MB. Max. memory is 8.0GB. [2022-01-10 18:17:33,897 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 194.0MB. Free memory is still 154.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 457.80ms. Allocated memory was 194.0MB in the beginning and 306.2MB in the end (delta: 112.2MB). Free memory was 137.1MB in the beginning and 261.8MB in the end (delta: -124.7MB). Peak memory consumption was 8.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 66.58ms. Allocated memory is still 306.2MB. Free memory was 261.2MB in the beginning and 257.6MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 27.70ms. Allocated memory is still 306.2MB. Free memory was 257.6MB in the beginning and 254.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 608.48ms. Allocated memory is still 306.2MB. Free memory was 254.4MB in the beginning and 228.7MB in the end (delta: 25.7MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * IcfgTransformer took 103.01ms. Allocated memory is still 306.2MB. Free memory was 228.7MB in the beginning and 218.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 13697.66ms. Allocated memory was 306.2MB in the beginning and 773.8MB in the end (delta: 467.7MB). Free memory was 217.7MB in the beginning and 666.1MB in the end (delta: -448.4MB). Peak memory consumption was 422.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 449]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 449]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 449]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 190 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 13.6s, OverallIterations: 11, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7572 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7572 mSDsluCounter, 9994 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7034 mSDsCounter, 389 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1095 IncrementalHoareTripleChecker+Invalid, 1484 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 389 mSolverCounterUnsat, 2960 mSDtfsCounter, 1095 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 269 GetRequests, 150 SyntacticMatches, 2 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2680 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=493occurred in iteration=6, InterpolantAutomatonStates: 125, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 4203 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 98 LocationsWithAnnotation, 98 PreInvPairs, 211 NumberOfFragments, 1319 HoareAnnotationTreeSize, 98 FomulaSimplifications, 1482 FormulaSimplificationTreeSizeReduction, 3.1s HoareSimplificationTime, 98 FomulaSimplificationsInter, 257151 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 571 NumberOfCodeBlocks, 571 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 629 ConstructedInterpolants, 0 QuantifiedInterpolants, 2412 SizeOfPredicates, 6 NumberOfNonLiveVariables, 605 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 13 InterpolantComputations, 10 PerfectInterpolantSequences, 90/116 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: (((~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31]))))) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (((((~bvule32(1bv32, tmp) && ~bvule32(1bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(tmp___0, 0bv32)) && ~bvule32(\result, 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: (waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: ((((~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) && ~bvule32(1bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(tmp, 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(1bv32, \result)) && 0bv32 == pumpRunning) && ~bvule32(1bv32, tmp) - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: ((((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(1bv32, \result)) && 0bv32 == pumpRunning) && ~bvule32(1bv32, tmp) - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: ((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: ((((((((waterLevel == 2bv32 && ~bvule32(tmp, 0bv32)) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(\result, 0bv32)) && ~bvule32(1bv32, systemActive)) && tmp == 1bv32) && \result == 1bv32) || ((((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && !~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == \result)) || (((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning) - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: ((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: (((((!~bvule32(0bv32, \result) || !~bvule32(\result, 0bv32)) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(\result, 0bv32)) && !~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32 - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: ((((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(1bv32, \result)) && 0bv32 == pumpRunning) && ~bvule32(1bv32, tmp) - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: ((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: (~bvule32(1bv32, systemActive) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(1bv32, \result)) && 0bv32 == pumpRunning) && ~bvule32(1bv32, tmp) - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: (((~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31]))))) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: (((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(1bv32, \result)) && 0bv32 == pumpRunning - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: (waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: (~bvule32(1bv32, systemActive) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: ((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && !~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == \result) || (((((~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31]))))) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && tmp == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: ((((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && !~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == \result) || (((((~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31]))))) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && tmp == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: ((((~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31]))))) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || (((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && waterLevel == \result) - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: (((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(1bv32, \result)) && 0bv32 == pumpRunning - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: ((((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(1bv32, \result)) && 0bv32 == pumpRunning) && ~bvule32(1bv32, tmp) - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: ((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (((((~bvule32(1bv32, tmp) && ~bvule32(1bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(tmp___0, 0bv32)) && ~bvule32(\result, 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: ((((((((~bvule32(tmp, 0bv32) && (!~bvule32(0bv32, \result) || !~bvule32(\result, 0bv32))) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(\result, 0bv32)) && !~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && ~bvule32(1bv32, \result)) && tmp___0 == 1bv32 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: (((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(1bv32, \result)) && 0bv32 == pumpRunning - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: (((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(1bv32, \result)) && 0bv32 == pumpRunning - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: ((((~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) && ~bvule32(1bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(tmp, 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: ((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: ((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (((((((~bvule32(1bv32, tmp) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && ~bvule32(tmp___0, 0bv32)) && ~bvule32(\result, 0bv32)) && 0bv32 == pumpRunning) || ((((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning) - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: (~bvule32(1bv32, systemActive) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: (((~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31]))))) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && !~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == \result) - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: (((((~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31]))))) && ~bvule32(1bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && ~bvule32(1bv32, \result)) && 0bv32 == pumpRunning) || ((((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning) - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: ((((!~bvule32(0bv32, \result) || !~bvule32(\result, 0bv32)) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && !~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: (((((((((waterLevel == 2bv32 && ~bvule32(tmp, 0bv32)) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(\result, 0bv32)) && ~bvule32(1bv32, systemActive)) && tmp == 1bv32) && \result == 1bv32) || (((~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31]))))) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && !~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == \result)) || (((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning) - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: (((((((((waterLevel == 2bv32 && ~bvule32(tmp, 0bv32)) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(\result, 0bv32)) && ~bvule32(1bv32, systemActive)) && tmp == 1bv32) && \result == 1bv32) || (((~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31]))))) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && !~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == \result)) || (((waterLevel == 2bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning) - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 621]: Loop Invariant Derived loop invariant: (~bvule32(1bv32, systemActive) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: ((((((waterLevel == 2bv32 && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && ~bvule32(tmp, 0bv32)) && 0bv32 == pumpRunning) || ((((((~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && ~bvule32(tmp, 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: ((((((((((~bvule32(tmp, 0bv32) && (!~bvule32(0bv32, \result) || !~bvule32(\result, 0bv32))) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(\result, 0bv32)) && !~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(1bv32, tmp)) && waterLevel == 1bv32) && ~bvule32(1bv32, \result)) && 0bv32 == pumpRunning) && tmp___0 == 1bv32 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-01-10 18:17:33,936 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...