/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_BITWISE.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 12:24:12,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 12:24:12,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 12:24:12,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-10 12:24:12,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-10 12:24:12,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-10 12:24:12,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-10 12:24:12,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-10 12:24:12,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-10 12:24:12,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-10 12:24:12,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-10 12:24:12,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-10 12:24:12,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 12:24:12,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 12:24:12,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 12:24:12,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 12:24:12,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 12:24:12,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 12:24:12,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 12:24:12,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 12:24:12,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 12:24:12,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 12:24:12,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 12:24:12,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 12:24:12,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-10 12:24:12,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-10 12:24:12,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-10 12:24:12,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-10 12:24:12,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-10 12:24:12,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-10 12:24:12,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-10 12:24:12,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-10 12:24:12,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-10 12:24:12,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-10 12:24:12,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-10 12:24:12,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-10 12:24:12,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-10 12:24:12,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-10 12:24:12,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 12:24:12,304 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 12:24:12,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 12:24:12,305 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_BITWISE.epf [2022-01-10 12:24:12,324 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 12:24:12,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 12:24:12,325 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 12:24:12,325 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 12:24:12,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 12:24:12,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 12:24:12,326 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 12:24:12,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 12:24:12,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 12:24:12,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 12:24:12,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 12:24:12,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 12:24:12,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 12:24:12,326 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 12:24:12,326 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 12:24:12,327 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 12:24:12,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 12:24:12,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 12:24:12,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 12:24:12,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 12:24:12,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 12:24:12,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 12:24:12,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 12:24:12,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 12:24:12,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 12:24:12,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-10 12:24:12,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-10 12:24:12,328 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 12:24:12,328 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 12:24:12,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 12:24:12,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-10 12:24:12,328 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 12:24:12,328 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-10 12:24:12,329 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_BITWISE 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 12:24:12,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 12:24:12,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 12:24:12,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 12:24:12,553 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 12:24:12,559 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 12:24:12,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2022-01-10 12:24:12,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0b80d9ab/4e980c26c5964f4da74a4535b69f06e7/FLAG8be655330 [2022-01-10 12:24:12,992 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 12:24:12,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2022-01-10 12:24:13,002 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0b80d9ab/4e980c26c5964f4da74a4535b69f06e7/FLAG8be655330 [2022-01-10 12:24:13,399 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0b80d9ab/4e980c26c5964f4da74a4535b69f06e7 [2022-01-10 12:24:13,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 12:24:13,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-10 12:24:13,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 12:24:13,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 12:24:13,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 12:24:13,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@459d4a2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13, skipping insertion in model container [2022-01-10 12:24:13,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 12:24:13,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 12:24:13,727 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_spec2_product27.cil.c[18283,18296] [2022-01-10 12:24:13,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 12:24:13,745 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-01-10 12:24:13,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 12:24:13,790 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_spec2_product27.cil.c[18283,18296] [2022-01-10 12:24:13,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 12:24:13,802 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 12:24:13,884 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_spec2_product27.cil.c[18283,18296] [2022-01-10 12:24:13,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 12:24:13,898 INFO L208 MainTranslator]: Completed translation [2022-01-10 12:24:13,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13 WrapperNode [2022-01-10 12:24:13,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 12:24:13,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 12:24:13,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 12:24:13,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 12:24:13,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,939 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,984 INFO L137 Inliner]: procedures = 57, calls = 154, calls flagged for inlining = 51, calls inlined = 50, statements flattened = 400 [2022-01-10 12:24:13,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 12:24:13,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 12:24:13,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 12:24:13,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 12:24:14,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:14,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:14,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:14,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:14,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:14,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:14,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:14,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 12:24:14,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 12:24:14,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 12:24:14,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 12:24:14,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:14,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 12:24:14,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 12:24:14,086 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 12:24:14,099 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 12:24:14,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 12:24:14,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 12:24:14,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 12:24:14,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 12:24:14,186 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 12:24:14,188 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 12:24:14,520 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 12:24:14,526 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 12:24:14,526 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-10 12:24:14,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 12:24:14 BoogieIcfgContainer [2022-01-10 12:24:14,528 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 12:24:14,528 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-10 12:24:14,528 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-10 12:24:14,529 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-10 12:24:14,531 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 12:24:14" (1/1) ... [2022-01-10 12:24:14,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 12:24:14 BasicIcfg [2022-01-10 12:24:14,610 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-10 12:24:14,611 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 12:24:14,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 12:24:14,613 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 12:24:14,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 12:24:13" (1/4) ... [2022-01-10 12:24:14,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ee515 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 12:24:14, skipping insertion in model container [2022-01-10 12:24:14,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (2/4) ... [2022-01-10 12:24:14,614 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ee515 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 12:24:14, skipping insertion in model container [2022-01-10 12:24:14,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 12:24:14" (3/4) ... [2022-01-10 12:24:14,614 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ee515 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 12:24:14, skipping insertion in model container [2022-01-10 12:24:14,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 12:24:14" (4/4) ... [2022-01-10 12:24:14,615 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product27.cil.cTransformedIcfg [2022-01-10 12:24:14,618 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 12:24:14,618 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-01-10 12:24:14,650 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 12:24:14,654 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 12:24:14,655 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-10 12:24:14,669 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 109 states have (on average 1.4036697247706422) internal successors, (153), 112 states have internal predecessors, (153), 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 12:24:14,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-01-10 12:24:14,672 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 12:24:14,673 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 12:24:14,673 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 12:24:14,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 12:24:14,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1604603708, now seen corresponding path program 1 times [2022-01-10 12:24:14,683 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 12:24:14,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289634755] [2022-01-10 12:24:14,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 12:24:14,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 12:24:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 12:24:14,895 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 12:24:14,896 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 12:24:14,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289634755] [2022-01-10 12:24:14,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289634755] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 12:24:14,897 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 12:24:14,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 12:24:14,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778361923] [2022-01-10 12:24:14,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 12:24:14,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-10 12:24:14,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 12:24:14,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-10 12:24:14,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 12:24:14,926 INFO L87 Difference]: Start difference. First operand has 113 states, 109 states have (on average 1.4036697247706422) internal successors, (153), 112 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 12:24:14,945 INFO L93 Difference]: Finished difference Result 215 states and 294 transitions. [2022-01-10 12:24:14,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-10 12:24:14,948 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-01-10 12:24:14,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 12:24:14,956 INFO L225 Difference]: With dead ends: 215 [2022-01-10 12:24:14,956 INFO L226 Difference]: Without dead ends: 103 [2022-01-10 12:24:14,959 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 12:24:14,961 INFO L933 BasicCegarLoop]: 143 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, 143 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 12:24:14,962 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 12:24:14,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2022-01-10 12:24:14,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2022-01-10 12:24:14,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 100 states have (on average 1.35) internal successors, (135), 102 states have internal predecessors, (135), 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 12:24:15,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 135 transitions. [2022-01-10 12:24:15,002 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 135 transitions. Word has length 19 [2022-01-10 12:24:15,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 12:24:15,002 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 135 transitions. [2022-01-10 12:24:15,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:15,005 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 135 transitions. [2022-01-10 12:24:15,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-01-10 12:24:15,006 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 12:24:15,006 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] [2022-01-10 12:24:15,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-10 12:24:15,007 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 12:24:15,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 12:24:15,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1587582732, now seen corresponding path program 1 times [2022-01-10 12:24:15,007 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 12:24:15,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211770094] [2022-01-10 12:24:15,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 12:24:15,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 12:24:15,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 12:24:15,130 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 12:24:15,131 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 12:24:15,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211770094] [2022-01-10 12:24:15,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211770094] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 12:24:15,131 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 12:24:15,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 12:24:15,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035122646] [2022-01-10 12:24:15,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 12:24:15,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 12:24:15,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 12:24:15,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 12:24:15,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 12:24:15,133 INFO L87 Difference]: Start difference. First operand 103 states and 135 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:15,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 12:24:15,180 INFO L93 Difference]: Finished difference Result 262 states and 349 transitions. [2022-01-10 12:24:15,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 12:24:15,183 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-01-10 12:24:15,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 12:24:15,184 INFO L225 Difference]: With dead ends: 262 [2022-01-10 12:24:15,184 INFO L226 Difference]: Without dead ends: 167 [2022-01-10 12:24:15,185 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 12:24:15,186 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 118 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 12:24:15,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 213 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 12:24:15,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2022-01-10 12:24:15,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 158. [2022-01-10 12:24:15,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 155 states have (on average 1.367741935483871) internal successors, (212), 157 states have internal predecessors, (212), 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 12:24:15,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 212 transitions. [2022-01-10 12:24:15,207 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 212 transitions. Word has length 20 [2022-01-10 12:24:15,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 12:24:15,208 INFO L470 AbstractCegarLoop]: Abstraction has 158 states and 212 transitions. [2022-01-10 12:24:15,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:15,210 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 212 transitions. [2022-01-10 12:24:15,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-01-10 12:24:15,215 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 12:24:15,215 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 12:24:15,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-10 12:24:15,215 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 12:24:15,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 12:24:15,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1309969904, now seen corresponding path program 1 times [2022-01-10 12:24:15,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 12:24:15,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812977245] [2022-01-10 12:24:15,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 12:24:15,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 12:24:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 12:24:15,291 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 12:24:15,291 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 12:24:15,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812977245] [2022-01-10 12:24:15,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812977245] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 12:24:15,293 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 12:24:15,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 12:24:15,293 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133991944] [2022-01-10 12:24:15,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 12:24:15,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 12:24:15,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 12:24:15,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 12:24:15,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 12:24:15,294 INFO L87 Difference]: Start difference. First operand 158 states and 212 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 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 12:24:15,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 12:24:15,352 INFO L93 Difference]: Finished difference Result 308 states and 416 transitions. [2022-01-10 12:24:15,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 12:24:15,353 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 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 12:24:15,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 12:24:15,355 INFO L225 Difference]: With dead ends: 308 [2022-01-10 12:24:15,356 INFO L226 Difference]: Without dead ends: 302 [2022-01-10 12:24:15,356 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 12:24:15,357 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 104 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 12:24:15,357 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [104 Valid, 247 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 12:24:15,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2022-01-10 12:24:15,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 302. [2022-01-10 12:24:15,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 299 states have (on average 1.3612040133779264) internal successors, (407), 301 states have internal predecessors, (407), 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 12:24:15,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 407 transitions. [2022-01-10 12:24:15,381 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 407 transitions. Word has length 23 [2022-01-10 12:24:15,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 12:24:15,381 INFO L470 AbstractCegarLoop]: Abstraction has 302 states and 407 transitions. [2022-01-10 12:24:15,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 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 12:24:15,382 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 407 transitions. [2022-01-10 12:24:15,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-01-10 12:24:15,383 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 12:24:15,383 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] [2022-01-10 12:24:15,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-10 12:24:15,383 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 12:24:15,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 12:24:15,384 INFO L85 PathProgramCache]: Analyzing trace with hash 2012787002, now seen corresponding path program 1 times [2022-01-10 12:24:15,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 12:24:15,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240194641] [2022-01-10 12:24:15,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 12:24:15,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 12:24:15,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 12:24:15,478 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 12:24:15,478 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 12:24:15,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240194641] [2022-01-10 12:24:15,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240194641] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 12:24:15,478 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 12:24:15,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 12:24:15,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107075212] [2022-01-10 12:24:15,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 12:24:15,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 12:24:15,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 12:24:15,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 12:24:15,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 12:24:15,481 INFO L87 Difference]: Start difference. First operand 302 states and 407 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 12:24:15,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 12:24:15,589 INFO L93 Difference]: Finished difference Result 999 states and 1357 transitions. [2022-01-10 12:24:15,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-10 12:24:15,589 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 40 [2022-01-10 12:24:15,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 12:24:15,592 INFO L225 Difference]: With dead ends: 999 [2022-01-10 12:24:15,592 INFO L226 Difference]: Without dead ends: 623 [2022-01-10 12:24:15,594 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 12:24:15,595 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 424 mSDsluCounter, 532 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 424 SdHoareTripleChecker+Valid, 722 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 12:24:15,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [424 Valid, 722 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 12:24:15,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 623 states. [2022-01-10 12:24:15,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 623 to 362. [2022-01-10 12:24:15,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 359 states have (on average 1.3537604456824512) internal successors, (486), 361 states have internal predecessors, (486), 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 12:24:15,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 486 transitions. [2022-01-10 12:24:15,613 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 486 transitions. Word has length 40 [2022-01-10 12:24:15,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 12:24:15,613 INFO L470 AbstractCegarLoop]: Abstraction has 362 states and 486 transitions. [2022-01-10 12:24:15,613 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 12:24:15,614 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 486 transitions. [2022-01-10 12:24:15,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-01-10 12:24:15,615 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 12:24:15,615 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] [2022-01-10 12:24:15,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-10 12:24:15,615 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 12:24:15,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 12:24:15,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1224437035, now seen corresponding path program 1 times [2022-01-10 12:24:15,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 12:24:15,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025227726] [2022-01-10 12:24:15,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 12:24:15,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 12:24:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 12:24:15,654 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 12:24:15,655 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 12:24:15,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025227726] [2022-01-10 12:24:15,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025227726] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 12:24:15,655 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 12:24:15,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 12:24:15,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299827177] [2022-01-10 12:24:15,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 12:24:15,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 12:24:15,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 12:24:15,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 12:24:15,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 12:24:15,656 INFO L87 Difference]: Start difference. First operand 362 states and 486 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 12:24:15,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 12:24:15,675 INFO L93 Difference]: Finished difference Result 362 states and 486 transitions. [2022-01-10 12:24:15,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 12:24:15,676 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 45 [2022-01-10 12:24:15,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 12:24:15,677 INFO L225 Difference]: With dead ends: 362 [2022-01-10 12:24:15,677 INFO L226 Difference]: Without dead ends: 202 [2022-01-10 12:24:15,677 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 12:24:15,678 INFO L933 BasicCegarLoop]: 64 mSDtfsCounter, 32 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 71 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 12:24:15,678 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 71 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 12:24:15,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2022-01-10 12:24:15,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2022-01-10 12:24:15,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 201 states have (on average 1.3532338308457712) internal successors, (272), 201 states have internal predecessors, (272), 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 12:24:15,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 272 transitions. [2022-01-10 12:24:15,695 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 272 transitions. Word has length 45 [2022-01-10 12:24:15,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 12:24:15,696 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 272 transitions. [2022-01-10 12:24:15,696 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 12:24:15,696 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 272 transitions. [2022-01-10 12:24:15,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-01-10 12:24:15,697 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 12:24:15,697 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-01-10 12:24:15,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-10 12:24:15,697 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 12:24:15,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 12:24:15,698 INFO L85 PathProgramCache]: Analyzing trace with hash 2071149796, now seen corresponding path program 1 times [2022-01-10 12:24:15,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 12:24:15,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911444998] [2022-01-10 12:24:15,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 12:24:15,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 12:24:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 12:24:15,790 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-10 12:24:15,790 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 12:24:15,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911444998] [2022-01-10 12:24:15,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911444998] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 12:24:15,791 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 12:24:15,791 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 12:24:15,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745487597] [2022-01-10 12:24:15,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 12:24:15,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 12:24:15,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 12:24:15,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 12:24:15,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-10 12:24:15,792 INFO L87 Difference]: Start difference. First operand 202 states and 272 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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 12:24:15,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 12:24:15,849 INFO L93 Difference]: Finished difference Result 464 states and 630 transitions. [2022-01-10 12:24:15,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-10 12:24:15,850 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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 51 [2022-01-10 12:24:15,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 12:24:15,851 INFO L225 Difference]: With dead ends: 464 [2022-01-10 12:24:15,851 INFO L226 Difference]: Without dead ends: 0 [2022-01-10 12:24:15,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-01-10 12:24:15,856 INFO L933 BasicCegarLoop]: 70 mSDtfsCounter, 116 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 12:24:15,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [116 Valid, 175 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 12:24:15,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-10 12:24:15,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-10 12:24:15,859 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 12:24:15,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-10 12:24:15,859 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2022-01-10 12:24:15,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 12:24:15,859 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-10 12:24:15,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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 12:24:15,860 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-10 12:24:15,860 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-10 12:24:15,861 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-01-10 12:24:15,862 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-01-10 12:24:15,862 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-01-10 12:24:15,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-10 12:24:15,863 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-10 12:24:16,718 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-10 12:24:16,718 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-10 12:24:16,718 INFO L854 garLoopResultBuilder]: At program point L746(lines 742 748) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,718 INFO L854 garLoopResultBuilder]: At program point L739(lines 735 741) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,718 INFO L854 garLoopResultBuilder]: At program point L754(lines 749 757) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,718 INFO L858 garLoopResultBuilder]: For program point L642(lines 642 649) no Hoare annotation was computed. [2022-01-10 12:24:16,718 INFO L854 garLoopResultBuilder]: At program point L614(lines 610 616) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,718 INFO L858 garLoopResultBuilder]: For program point L642-2(lines 642 649) no Hoare annotation was computed. [2022-01-10 12:24:16,719 INFO L854 garLoopResultBuilder]: At program point L425(lines 420 427) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,719 INFO L861 garLoopResultBuilder]: At program point L651(lines 632 654) the Hoare annotation is: true [2022-01-10 12:24:16,719 INFO L854 garLoopResultBuilder]: At program point L667-2(lines 667 714) the Hoare annotation is: (and (= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,719 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-10 12:24:16,719 INFO L854 garLoopResultBuilder]: At program point L715(lines 666 716) the Hoare annotation is: (let ((.cse0 (<= ~methaneLevelCritical~0Int 0)) (.cse1 (= ~methAndRunningLastTime~0Int 0))) (or (and (<= 1 ~systemActive~0Int) .cse0 .cse1) (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) .cse0 .cse1 (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))))) [2022-01-10 12:24:16,719 INFO L858 garLoopResultBuilder]: For program point L668(lines 667 714) no Hoare annotation was computed. [2022-01-10 12:24:16,719 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-10 12:24:16,719 INFO L858 garLoopResultBuilder]: For program point L768-3(lines 768 774) no Hoare annotation was computed. [2022-01-10 12:24:16,719 INFO L858 garLoopResultBuilder]: For program point L669(lines 669 673) no Hoare annotation was computed. [2022-01-10 12:24:16,719 INFO L858 garLoopResultBuilder]: For program point L470-3(lines 470 474) no Hoare annotation was computed. [2022-01-10 12:24:16,719 INFO L858 garLoopResultBuilder]: For program point L768-5(lines 767 786) no Hoare annotation was computed. [2022-01-10 12:24:16,719 INFO L858 garLoopResultBuilder]: For program point L677(lines 677 683) no Hoare annotation was computed. [2022-01-10 12:24:16,719 INFO L854 garLoopResultBuilder]: At program point L470-5(lines 466 477) the Hoare annotation is: (let ((.cse0 (<= ~methaneLevelCritical~0Int 0)) (.cse1 (= ~methAndRunningLastTime~0Int 0))) (or (and (<= 1 ~systemActive~0Int) .cse0 .cse1) (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) .cse0 .cse1 (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))))) [2022-01-10 12:24:16,720 INFO L858 garLoopResultBuilder]: For program point L800-2(lines 800 817) no Hoare annotation was computed. [2022-01-10 12:24:16,720 INFO L858 garLoopResultBuilder]: For program point L775-3(lines 775 781) no Hoare annotation was computed. [2022-01-10 12:24:16,720 INFO L858 garLoopResultBuilder]: For program point L482(lines 482 486) no Hoare annotation was computed. [2022-01-10 12:24:16,720 INFO L858 garLoopResultBuilder]: For program point L677-2(lines 677 683) no Hoare annotation was computed. [2022-01-10 12:24:16,720 INFO L854 garLoopResultBuilder]: At program point L548-1(lines 543 551) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,720 INFO L854 garLoopResultBuilder]: At program point L792-3(lines 788 794) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,720 INFO L854 garLoopResultBuilder]: At program point L507-1(lines 502 510) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,720 INFO L854 garLoopResultBuilder]: At program point L482-2(lines 478 489) the Hoare annotation is: (and (= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,720 INFO L858 garLoopResultBuilder]: For program point L687(lines 687 693) no Hoare annotation was computed. [2022-01-10 12:24:16,720 INFO L858 garLoopResultBuilder]: For program point L920-3(lines 920 924) no Hoare annotation was computed. [2022-01-10 12:24:16,720 INFO L854 garLoopResultBuilder]: At program point L800-3(lines 796 820) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,720 INFO L858 garLoopResultBuilder]: For program point L436-2(lines 436 453) no Hoare annotation was computed. [2022-01-10 12:24:16,720 INFO L858 garLoopResultBuilder]: For program point L494(lines 494 498) no Hoare annotation was computed. [2022-01-10 12:24:16,720 INFO L858 garLoopResultBuilder]: For program point L687-2(lines 687 693) no Hoare annotation was computed. [2022-01-10 12:24:16,720 INFO L858 garLoopResultBuilder]: For program point L920-5(lines 920 924) no Hoare annotation was computed. [2022-01-10 12:24:16,721 INFO L854 garLoopResultBuilder]: At program point L871-1(lines 866 874) the Hoare annotation is: false [2022-01-10 12:24:16,721 INFO L854 garLoopResultBuilder]: At program point L436-3(lines 428 456) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))) [2022-01-10 12:24:16,721 INFO L854 garLoopResultBuilder]: At program point L494-2(lines 490 501) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0Int 0)) (.cse1 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and .cse0 .cse1 (<= ~methaneLevelCritical~0Int 0)) (and .cse0 .cse1 (= ~methAndRunningLastTime~0Int 0)))) [2022-01-10 12:24:16,721 INFO L858 garLoopResultBuilder]: For program point L697(lines 697 710) no Hoare annotation was computed. [2022-01-10 12:24:16,721 INFO L854 garLoopResultBuilder]: At program point L926-1(lines 911 929) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,721 INFO L858 garLoopResultBuilder]: For program point L440-2(lines 440 450) no Hoare annotation was computed. [2022-01-10 12:24:16,721 INFO L854 garLoopResultBuilder]: At program point L785-1(lines 764 787) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))) [2022-01-10 12:24:16,721 INFO L858 garLoopResultBuilder]: For program point L703-2(lines 697 710) no Hoare annotation was computed. [2022-01-10 12:24:16,721 INFO L858 garLoopResultBuilder]: For program point L703(lines 703 709) no Hoare annotation was computed. [2022-01-10 12:24:16,721 INFO L858 garLoopResultBuilder]: For program point L804-3(lines 804 812) no Hoare annotation was computed. [2022-01-10 12:24:16,721 INFO L858 garLoopResultBuilder]: For program point L441-3(lines 441 447) no Hoare annotation was computed. [2022-01-10 12:24:16,721 INFO L854 garLoopResultBuilder]: At program point L565-2(lines 565 579) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))) [2022-01-10 12:24:16,721 INFO L858 garLoopResultBuilder]: For program point L768(lines 768 774) no Hoare annotation was computed. [2022-01-10 12:24:16,721 INFO L858 garLoopResultBuilder]: For program point L934(lines 934 940) no Hoare annotation was computed. [2022-01-10 12:24:16,722 INFO L854 garLoopResultBuilder]: At program point L852-2(lines 847 854) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,722 INFO L854 garLoopResultBuilder]: At program point L792-2(lines 788 794) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,722 INFO L858 garLoopResultBuilder]: For program point L950-1(line 950) no Hoare annotation was computed. [2022-01-10 12:24:16,725 INFO L861 garLoopResultBuilder]: At program point L580(lines 555 584) the Hoare annotation is: true [2022-01-10 12:24:16,725 INFO L858 garLoopResultBuilder]: For program point L566(line 566) no Hoare annotation was computed. [2022-01-10 12:24:16,725 INFO L858 garLoopResultBuilder]: For program point L470(lines 470 474) no Hoare annotation was computed. [2022-01-10 12:24:16,725 INFO L858 garLoopResultBuilder]: For program point L768-2(lines 767 786) no Hoare annotation was computed. [2022-01-10 12:24:16,725 INFO L854 garLoopResultBuilder]: At program point L852(lines 847 854) the Hoare annotation is: false [2022-01-10 12:24:16,725 INFO L858 garLoopResultBuilder]: For program point L934-2(lines 934 940) no Hoare annotation was computed. [2022-01-10 12:24:16,725 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 950) no Hoare annotation was computed. [2022-01-10 12:24:16,725 INFO L854 garLoopResultBuilder]: At program point L951-1(lines 946 953) the Hoare annotation is: false [2022-01-10 12:24:16,725 INFO L861 garLoopResultBuilder]: At program point L720(lines 657 722) the Hoare annotation is: true [2022-01-10 12:24:16,725 INFO L858 garLoopResultBuilder]: For program point L569(lines 569 573) no Hoare annotation was computed. [2022-01-10 12:24:16,725 INFO L854 garLoopResultBuilder]: At program point L470-2(lines 466 477) the Hoare annotation is: false [2022-01-10 12:24:16,725 INFO L858 garLoopResultBuilder]: For program point L800(lines 800 817) no Hoare annotation was computed. [2022-01-10 12:24:16,725 INFO L858 garLoopResultBuilder]: For program point L775-1(lines 775 781) no Hoare annotation was computed. [2022-01-10 12:24:16,726 INFO L854 garLoopResultBuilder]: At program point L942(lines 930 944) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0Int 0)) (.cse1 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and .cse0 .cse1 (<= ~methaneLevelCritical~0Int 0)) (and .cse0 .cse1 (= ~methAndRunningLastTime~0Int 0)))) [2022-01-10 12:24:16,726 INFO L861 garLoopResultBuilder]: At program point L626(lines 618 628) the Hoare annotation is: true [2022-01-10 12:24:16,726 INFO L858 garLoopResultBuilder]: For program point L569-1(lines 569 573) no Hoare annotation was computed. [2022-01-10 12:24:16,726 INFO L854 garLoopResultBuilder]: At program point L548(lines 543 551) the Hoare annotation is: false [2022-01-10 12:24:16,726 INFO L854 garLoopResultBuilder]: At program point L792-1(lines 788 794) 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)))))) (or (and .cse0 .cse1 .cse2 (<= ~methaneLevelCritical~0Int 0)) (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0Int 0)))) [2022-01-10 12:24:16,726 INFO L854 garLoopResultBuilder]: At program point L507(lines 502 510) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0Int 0)) (.cse1 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and .cse0 .cse1 (= ~methAndRunningLastTime~0Int 0)) (and .cse0 (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) .cse1 (<= ~methaneLevelCritical~0Int 0)))) [2022-01-10 12:24:16,726 INFO L858 garLoopResultBuilder]: For program point L768-6(lines 768 774) no Hoare annotation was computed. [2022-01-10 12:24:16,726 INFO L858 garLoopResultBuilder]: For program point L920(lines 920 924) no Hoare annotation was computed. [2022-01-10 12:24:16,726 INFO L854 garLoopResultBuilder]: At program point L800-1(lines 796 820) 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)))))) (or (and .cse0 .cse1 .cse2 (<= ~methaneLevelCritical~0Int 0)) (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0Int 0)))) [2022-01-10 12:24:16,726 INFO L858 garLoopResultBuilder]: For program point L436(lines 436 453) no Hoare annotation was computed. [2022-01-10 12:24:16,726 INFO L858 garLoopResultBuilder]: For program point L470-6(lines 470 474) no Hoare annotation was computed. [2022-01-10 12:24:16,726 INFO L858 garLoopResultBuilder]: For program point L768-8(lines 767 786) no Hoare annotation was computed. [2022-01-10 12:24:16,726 INFO L858 garLoopResultBuilder]: For program point L920-2(lines 920 924) no Hoare annotation was computed. [2022-01-10 12:24:16,726 INFO L854 garLoopResultBuilder]: At program point L871(lines 866 874) the Hoare annotation is: (and (= ~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_isPumpRunning_#res#1Int| ~pumpRunning~0Int) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,727 INFO L854 garLoopResultBuilder]: At program point L436-1(lines 428 456) the Hoare annotation is: (and (= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,727 INFO L854 garLoopResultBuilder]: At program point L470-8(lines 466 477) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))) [2022-01-10 12:24:16,727 INFO L858 garLoopResultBuilder]: For program point L800-4(lines 800 817) no Hoare annotation was computed. [2022-01-10 12:24:16,727 INFO L858 garLoopResultBuilder]: For program point L775-5(lines 775 781) no Hoare annotation was computed. [2022-01-10 12:24:16,727 INFO L854 garLoopResultBuilder]: At program point L926(lines 911 929) the Hoare annotation is: false [2022-01-10 12:24:16,727 INFO L858 garLoopResultBuilder]: For program point L440(lines 440 450) no Hoare annotation was computed. [2022-01-10 12:24:16,727 INFO L854 garLoopResultBuilder]: At program point L785(lines 764 787) the Hoare annotation is: (and (= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,727 INFO L854 garLoopResultBuilder]: At program point L548-2(lines 543 551) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))) [2022-01-10 12:24:16,727 INFO L854 garLoopResultBuilder]: At program point L792-5(lines 788 794) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))) [2022-01-10 12:24:16,727 INFO L854 garLoopResultBuilder]: At program point L507-2(lines 502 510) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:16,727 INFO L858 garLoopResultBuilder]: For program point L804(lines 804 812) no Hoare annotation was computed. [2022-01-10 12:24:16,727 INFO L858 garLoopResultBuilder]: For program point L441(lines 441 447) no Hoare annotation was computed. [2022-01-10 12:24:16,727 INFO L858 garLoopResultBuilder]: For program point L920-6(lines 920 924) no Hoare annotation was computed. [2022-01-10 12:24:16,727 INFO L854 garLoopResultBuilder]: At program point L800-5(lines 796 820) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))) [2022-01-10 12:24:16,728 INFO L858 garLoopResultBuilder]: For program point L436-4(lines 436 453) no Hoare annotation was computed. [2022-01-10 12:24:16,728 INFO L854 garLoopResultBuilder]: At program point L852-1(lines 847 854) the Hoare annotation is: false [2022-01-10 12:24:16,728 INFO L854 garLoopResultBuilder]: At program point L792(lines 788 794) the Hoare annotation is: false [2022-01-10 12:24:16,728 INFO L858 garLoopResultBuilder]: For program point L950(line 950) no Hoare annotation was computed. [2022-01-10 12:24:16,728 INFO L858 garLoopResultBuilder]: For program point L920-8(lines 920 924) no Hoare annotation was computed. [2022-01-10 12:24:16,728 INFO L854 garLoopResultBuilder]: At program point L871-2(lines 866 874) the Hoare annotation is: false [2022-01-10 12:24:16,728 INFO L854 garLoopResultBuilder]: At program point L436-5(lines 428 456) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))) [2022-01-10 12:24:16,728 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 950) no Hoare annotation was computed. [2022-01-10 12:24:16,728 INFO L854 garLoopResultBuilder]: At program point L951(lines 946 953) the Hoare annotation is: false [2022-01-10 12:24:16,728 INFO L854 garLoopResultBuilder]: At program point L926-2(lines 911 929) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))) [2022-01-10 12:24:16,728 INFO L858 garLoopResultBuilder]: For program point L440-4(lines 440 450) no Hoare annotation was computed. [2022-01-10 12:24:16,728 INFO L854 garLoopResultBuilder]: At program point L785-2(lines 764 787) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))) [2022-01-10 12:24:16,728 INFO L858 garLoopResultBuilder]: For program point L804-6(lines 804 812) no Hoare annotation was computed. [2022-01-10 12:24:16,728 INFO L858 garLoopResultBuilder]: For program point L441-6(lines 441 447) no Hoare annotation was computed. [2022-01-10 12:24:16,728 INFO L854 garLoopResultBuilder]: At program point L852-3(lines 847 854) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))) [2022-01-10 12:24:16,729 INFO L854 garLoopResultBuilder]: At program point L792-4(lines 788 794) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3#1Int| 1))) [2022-01-10 12:24:16,729 INFO L858 garLoopResultBuilder]: For program point L950-2(line 950) no Hoare annotation was computed. [2022-01-10 12:24:16,729 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 950) no Hoare annotation was computed. [2022-01-10 12:24:16,729 INFO L854 garLoopResultBuilder]: At program point L951-2(lines 946 953) the Hoare annotation is: false [2022-01-10 12:24:16,731 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-01-10 12:24:16,732 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 12:24:16,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 12:24:16 BasicIcfg [2022-01-10 12:24:16,775 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 12:24:16,776 INFO L158 Benchmark]: Toolchain (without parser) took 3372.70ms. Allocated memory was 250.6MB in the beginning and 330.3MB in the end (delta: 79.7MB). Free memory was 196.0MB in the beginning and 210.7MB in the end (delta: -14.6MB). Peak memory consumption was 169.1MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,776 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 250.6MB. Free memory is still 213.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 12:24:16,776 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.67ms. Allocated memory was 250.6MB in the beginning and 330.3MB in the end (delta: 79.7MB). Free memory was 195.8MB in the beginning and 289.4MB in the end (delta: -93.7MB). Peak memory consumption was 10.6MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,776 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.37ms. Allocated memory is still 330.3MB. Free memory was 289.4MB in the beginning and 286.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,776 INFO L158 Benchmark]: Boogie Preprocessor took 50.49ms. Allocated memory is still 330.3MB. Free memory was 286.8MB in the beginning and 284.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,776 INFO L158 Benchmark]: RCFGBuilder took 491.42ms. Allocated memory is still 330.3MB. Free memory was 284.7MB in the beginning and 264.8MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,777 INFO L158 Benchmark]: IcfgTransformer took 81.58ms. Allocated memory is still 330.3MB. Free memory was 264.8MB in the beginning and 258.0MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,777 INFO L158 Benchmark]: TraceAbstraction took 2164.50ms. Allocated memory is still 330.3MB. Free memory was 257.4MB in the beginning and 210.7MB in the end (delta: 46.8MB). Peak memory consumption was 150.6MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,778 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 250.6MB. Free memory is still 213.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 482.67ms. Allocated memory was 250.6MB in the beginning and 330.3MB in the end (delta: 79.7MB). Free memory was 195.8MB in the beginning and 289.4MB in the end (delta: -93.7MB). Peak memory consumption was 10.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 85.37ms. Allocated memory is still 330.3MB. Free memory was 289.4MB in the beginning and 286.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 50.49ms. Allocated memory is still 330.3MB. Free memory was 286.8MB in the beginning and 284.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 491.42ms. Allocated memory is still 330.3MB. Free memory was 284.7MB in the beginning and 264.8MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * IcfgTransformer took 81.58ms. Allocated memory is still 330.3MB. Free memory was 264.8MB in the beginning and 258.0MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 2164.50ms. Allocated memory is still 330.3MB. Free memory was 257.4MB in the beginning and 210.7MB in the end (delta: 46.8MB). Peak memory consumption was 150.6MB. 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: 950]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 950]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 950]: 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, 113 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 794 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 794 mSDsluCounter, 1571 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 840 mSDsCounter, 39 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 83 IncrementalHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 39 mSolverCounterUnsat, 731 mSDtfsCounter, 83 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=362occurred in iteration=4, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 270 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 52 PreInvPairs, 176 NumberOfFragments, 715 HoareAnnotationTreeSize, 52 FomulaSimplifications, 660 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 3093 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 198 NumberOfCodeBlocks, 198 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 192 ConstructedInterpolants, 0 QuantifiedInterpolants, 563 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 19/19 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: 735]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 618]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) || ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: (methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && 0bv32 == pumpRunning - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: ((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && 0bv32 == pumpRunning) || (((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(\result, 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: (((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: (methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && 0bv32 == pumpRunning - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) || ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: (((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: ((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && \result == pumpRunning) && 0bv32 == pumpRunning - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: (((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && 0bv32 == pumpRunning) || ((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && 0bv32 == pumpRunning) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: (((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: ((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && 0bv32 == pumpRunning) || ((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && 0bv32 == pumpRunning) - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning) || (((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning) - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: (((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: (methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && 0bv32 == pumpRunning - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: (methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && 0bv32 == pumpRunning - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning) || (((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning) - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: (((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(tmp, 0bv32)) && ~bvule32(\result, 0bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) RESULT: Ultimate proved your program to be correct! [2022-01-10 12:24:16,829 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...