/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_SUM.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-11 05:51:55,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-11 05:51:55,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-11 05:51:55,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-11 05:51:55,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-11 05:51:55,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-11 05:51:55,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-11 05:51:55,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-11 05:51:55,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-11 05:51:55,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-11 05:51:55,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-11 05:51:55,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-11 05:51:55,303 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-11 05:51:55,304 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-11 05:51:55,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-11 05:51:55,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-11 05:51:55,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-11 05:51:55,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-11 05:51:55,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-11 05:51:55,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-11 05:51:55,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-11 05:51:55,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-11 05:51:55,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-11 05:51:55,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-11 05:51:55,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-11 05:51:55,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-11 05:51:55,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-11 05:51:55,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-11 05:51:55,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-11 05:51:55,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-11 05:51:55,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-11 05:51:55,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-11 05:51:55,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-11 05:51:55,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-11 05:51:55,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-11 05:51:55,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-11 05:51:55,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-11 05:51:55,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-11 05:51:55,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-11 05:51:55,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-11 05:51:55,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-11 05:51:55,365 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_SUM.epf [2022-01-11 05:51:55,405 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-11 05:51:55,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-11 05:51:55,405 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-11 05:51:55,405 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-11 05:51:55,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-11 05:51:55,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-11 05:51:55,407 INFO L138 SettingsManager]: * Use SBE=true [2022-01-11 05:51:55,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-11 05:51:55,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-11 05:51:55,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-11 05:51:55,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-11 05:51:55,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-11 05:51:55,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-11 05:51:55,408 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-11 05:51:55,408 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-11 05:51:55,408 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-11 05:51:55,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-11 05:51:55,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-11 05:51:55,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-11 05:51:55,408 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-11 05:51:55,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-11 05:51:55,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 05:51:55,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-11 05:51:55,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-11 05:51:55,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-11 05:51:55,410 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-11 05:51:55,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-11 05:51:55,410 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-11 05:51:55,410 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-11 05:51:55,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-11 05:51:55,410 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-11 05:51:55,410 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-11 05:51:55,411 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-11 05:51:55,411 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_SUM 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-11 05:51:55,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-11 05:51:55,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-11 05:51:55,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-11 05:51:55,760 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-11 05:51:55,761 INFO L275 PluginConnector]: CDTParser initialized [2022-01-11 05:51:55,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2022-01-11 05:51:55,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53705c74/1d7914a4a18e4257a15b49df31755826/FLAG472abb05a [2022-01-11 05:51:56,474 INFO L306 CDTParser]: Found 1 translation units. [2022-01-11 05:51:56,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2022-01-11 05:51:56,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53705c74/1d7914a4a18e4257a15b49df31755826/FLAG472abb05a [2022-01-11 05:51:56,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53705c74/1d7914a4a18e4257a15b49df31755826 [2022-01-11 05:51:56,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-11 05:51:56,822 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-11 05:51:56,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-11 05:51:56,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-11 05:51:56,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-11 05:51:56,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 05:51:56" (1/1) ... [2022-01-11 05:51:56,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cd6940b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:51:56, skipping insertion in model container [2022-01-11 05:51:56,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 05:51:56" (1/1) ... [2022-01-11 05:51:56,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-11 05:51:56,895 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-11 05:51:57,117 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_product26.cil.c[5426,5439] [2022-01-11 05:51:57,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 05:51:57,256 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-01-11 05:51:57,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-11 05:51:57,275 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_product26.cil.c[5426,5439] [2022-01-11 05:51:57,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 05:51:57,310 INFO L203 MainTranslator]: Completed pre-run [2022-01-11 05:51:57,329 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_product26.cil.c[5426,5439] [2022-01-11 05:51:57,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 05:51:57,368 INFO L208 MainTranslator]: Completed translation [2022-01-11 05:51:57,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:51:57 WrapperNode [2022-01-11 05:51:57,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-11 05:51:57,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-11 05:51:57,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-11 05:51:57,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-11 05:51:57,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:51:57" (1/1) ... [2022-01-11 05:51:57,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:51:57" (1/1) ... [2022-01-11 05:51:57,435 INFO L137 Inliner]: procedures = 57, calls = 153, calls flagged for inlining = 50, calls inlined = 49, statements flattened = 396 [2022-01-11 05:51:57,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-11 05:51:57,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-11 05:51:57,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-11 05:51:57,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-11 05:51:57,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:51:57" (1/1) ... [2022-01-11 05:51:57,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:51:57" (1/1) ... [2022-01-11 05:51:57,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:51:57" (1/1) ... [2022-01-11 05:51:57,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:51:57" (1/1) ... [2022-01-11 05:51:57,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:51:57" (1/1) ... [2022-01-11 05:51:57,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:51:57" (1/1) ... [2022-01-11 05:51:57,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:51:57" (1/1) ... [2022-01-11 05:51:57,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-11 05:51:57,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-11 05:51:57,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-11 05:51:57,466 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-11 05:51:57,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:51:57" (1/1) ... [2022-01-11 05:51:57,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 05:51:57,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-11 05:51:57,518 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) [2022-01-11 05:51:57,525 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 [2022-01-11 05:51:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-11 05:51:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-11 05:51:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-11 05:51:57,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-11 05:51:57,682 INFO L234 CfgBuilder]: Building ICFG [2022-01-11 05:51:57,684 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-11 05:51:58,043 INFO L275 CfgBuilder]: Performing block encoding [2022-01-11 05:51:58,050 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-11 05:51:58,051 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-11 05:51:58,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 05:51:58 BoogieIcfgContainer [2022-01-11 05:51:58,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-11 05:51:58,053 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-11 05:51:58,054 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-11 05:51:58,055 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-11 05:51:58,057 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 05:51:58" (1/1) ... [2022-01-11 05:51:58,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 05:51:58 BasicIcfg [2022-01-11 05:51:58,146 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-11 05:51:58,147 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-11 05:51:58,148 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-11 05:51:58,150 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-11 05:51:58,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.01 05:51:56" (1/4) ... [2022-01-11 05:51:58,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a8bad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 05:51:58, skipping insertion in model container [2022-01-11 05:51:58,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:51:57" (2/4) ... [2022-01-11 05:51:58,152 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a8bad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 05:51:58, skipping insertion in model container [2022-01-11 05:51:58,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 05:51:58" (3/4) ... [2022-01-11 05:51:58,152 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a8bad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.01 05:51:58, skipping insertion in model container [2022-01-11 05:51:58,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 05:51:58" (4/4) ... [2022-01-11 05:51:58,153 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product26.cil.cTransformedIcfg [2022-01-11 05:51:58,162 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-11 05:51:58,162 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-01-11 05:51:58,220 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-11 05:51:58,225 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 [2022-01-11 05:51:58,226 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-11 05:51:58,243 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 106 states have (on average 1.4056603773584906) internal successors, (149), 109 states have internal predecessors, (149), 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) [2022-01-11 05:51:58,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-01-11 05:51:58,250 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:51:58,250 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:51:58,251 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:51:58,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:51:58,257 INFO L85 PathProgramCache]: Analyzing trace with hash 438760784, now seen corresponding path program 1 times [2022-01-11 05:51:58,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:51:58,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000970661] [2022-01-11 05:51:58,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:51:58,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:51:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:51:58,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:51:58,497 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:51:58,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000970661] [2022-01-11 05:51:58,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000970661] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:51:58,498 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:51:58,498 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 05:51:58,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597468786] [2022-01-11 05:51:58,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:51:58,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-11 05:51:58,507 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:51:58,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-11 05:51:58,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-11 05:51:58,530 INFO L87 Difference]: Start difference. First operand has 110 states, 106 states have (on average 1.4056603773584906) internal successors, (149), 109 states have internal predecessors, (149), 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) [2022-01-11 05:51:58,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:51:58,566 INFO L93 Difference]: Finished difference Result 209 states and 286 transitions. [2022-01-11 05:51:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-11 05:51:58,569 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 [2022-01-11 05:51:58,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:51:58,576 INFO L225 Difference]: With dead ends: 209 [2022-01-11 05:51:58,576 INFO L226 Difference]: Without dead ends: 100 [2022-01-11 05:51:58,579 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 [2022-01-11 05:51:58,581 INFO L933 BasicCegarLoop]: 139 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, 139 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 [2022-01-11 05:51:58,583 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:51:58,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2022-01-11 05:51:58,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2022-01-11 05:51:58,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 97 states have (on average 1.3505154639175259) internal successors, (131), 99 states have internal predecessors, (131), 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) [2022-01-11 05:51:58,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 131 transitions. [2022-01-11 05:51:58,630 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 131 transitions. Word has length 19 [2022-01-11 05:51:58,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:51:58,630 INFO L470 AbstractCegarLoop]: Abstraction has 100 states and 131 transitions. [2022-01-11 05:51:58,631 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) [2022-01-11 05:51:58,632 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 131 transitions. [2022-01-11 05:51:58,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-01-11 05:51:58,633 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:51:58,634 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] [2022-01-11 05:51:58,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-11 05:51:58,634 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:51:58,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:51:58,637 INFO L85 PathProgramCache]: Analyzing trace with hash -193809463, now seen corresponding path program 1 times [2022-01-11 05:51:58,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:51:58,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949826521] [2022-01-11 05:51:58,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:51:58,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:51:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:51:58,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:51:58,717 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:51:58,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949826521] [2022-01-11 05:51:58,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949826521] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:51:58,717 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:51:58,717 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 05:51:58,717 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848213402] [2022-01-11 05:51:58,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:51:58,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 05:51:58,718 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:51:58,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 05:51:58,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:51:58,719 INFO L87 Difference]: Start difference. First operand 100 states and 131 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) [2022-01-11 05:51:58,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:51:58,747 INFO L93 Difference]: Finished difference Result 192 states and 254 transitions. [2022-01-11 05:51:58,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 05:51:58,747 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 [2022-01-11 05:51:58,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:51:58,748 INFO L225 Difference]: With dead ends: 192 [2022-01-11 05:51:58,748 INFO L226 Difference]: Without dead ends: 100 [2022-01-11 05:51:58,749 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 [2022-01-11 05:51:58,750 INFO L933 BasicCegarLoop]: 125 mSDtfsCounter, 115 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:51:58,750 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 125 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:51:58,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2022-01-11 05:51:58,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2022-01-11 05:51:58,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 97 states have (on average 1.3195876288659794) internal successors, (128), 99 states have internal predecessors, (128), 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) [2022-01-11 05:51:58,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 128 transitions. [2022-01-11 05:51:58,758 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 128 transitions. Word has length 20 [2022-01-11 05:51:58,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:51:58,758 INFO L470 AbstractCegarLoop]: Abstraction has 100 states and 128 transitions. [2022-01-11 05:51:58,758 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) [2022-01-11 05:51:58,759 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 128 transitions. [2022-01-11 05:51:58,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-01-11 05:51:58,759 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:51:58,759 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] [2022-01-11 05:51:58,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-11 05:51:58,760 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:51:58,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:51:58,760 INFO L85 PathProgramCache]: Analyzing trace with hash 471078468, now seen corresponding path program 1 times [2022-01-11 05:51:58,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:51:58,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75894142] [2022-01-11 05:51:58,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:51:58,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:51:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:51:58,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:51:58,812 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:51:58,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75894142] [2022-01-11 05:51:58,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75894142] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:51:58,812 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:51:58,812 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-11 05:51:58,812 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305464083] [2022-01-11 05:51:58,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:51:58,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 05:51:58,813 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:51:58,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 05:51:58,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:51:58,814 INFO L87 Difference]: Start difference. First operand 100 states and 128 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) [2022-01-11 05:51:58,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:51:58,873 INFO L93 Difference]: Finished difference Result 192 states and 248 transitions. [2022-01-11 05:51:58,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 05:51:58,875 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 [2022-01-11 05:51:58,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:51:58,877 INFO L225 Difference]: With dead ends: 192 [2022-01-11 05:51:58,877 INFO L226 Difference]: Without dead ends: 186 [2022-01-11 05:51:58,878 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 [2022-01-11 05:51:58,878 INFO L933 BasicCegarLoop]: 125 mSDtfsCounter, 97 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 233 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 [2022-01-11 05:51:58,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [97 Valid, 233 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:51:58,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2022-01-11 05:51:58,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 186. [2022-01-11 05:51:58,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 183 states have (on average 1.3224043715846994) internal successors, (242), 185 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:51:58,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 242 transitions. [2022-01-11 05:51:58,898 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 242 transitions. Word has length 23 [2022-01-11 05:51:58,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:51:58,899 INFO L470 AbstractCegarLoop]: Abstraction has 186 states and 242 transitions. [2022-01-11 05:51:58,899 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) [2022-01-11 05:51:58,899 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 242 transitions. [2022-01-11 05:51:58,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-01-11 05:51:58,904 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:51:58,904 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] [2022-01-11 05:51:58,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-11 05:51:58,904 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:51:58,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:51:58,905 INFO L85 PathProgramCache]: Analyzing trace with hash -2080868009, now seen corresponding path program 1 times [2022-01-11 05:51:58,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:51:58,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914346058] [2022-01-11 05:51:58,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:51:58,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:51:58,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:51:59,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:51:59,008 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:51:59,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914346058] [2022-01-11 05:51:59,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914346058] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:51:59,008 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:51:59,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-11 05:51:59,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239318231] [2022-01-11 05:51:59,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:51:59,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-11 05:51:59,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:51:59,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-11 05:51:59,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-11 05:51:59,012 INFO L87 Difference]: Start difference. First operand 186 states and 242 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) [2022-01-11 05:51:59,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:51:59,125 INFO L93 Difference]: Finished difference Result 622 states and 820 transitions. [2022-01-11 05:51:59,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-11 05:51:59,126 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 [2022-01-11 05:51:59,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:51:59,131 INFO L225 Difference]: With dead ends: 622 [2022-01-11 05:51:59,131 INFO L226 Difference]: Without dead ends: 385 [2022-01-11 05:51:59,132 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 [2022-01-11 05:51:59,133 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 391 mSDsluCounter, 491 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 669 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 [2022-01-11 05:51:59,133 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [391 Valid, 669 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:51:59,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2022-01-11 05:51:59,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 220. [2022-01-11 05:51:59,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 217 states have (on average 1.3179723502304148) internal successors, (286), 219 states have internal predecessors, (286), 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) [2022-01-11 05:51:59,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 286 transitions. [2022-01-11 05:51:59,166 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 286 transitions. Word has length 40 [2022-01-11 05:51:59,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:51:59,166 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 286 transitions. [2022-01-11 05:51:59,167 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) [2022-01-11 05:51:59,167 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 286 transitions. [2022-01-11 05:51:59,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-01-11 05:51:59,167 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:51:59,168 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:51:59,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-11 05:51:59,168 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:51:59,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:51:59,168 INFO L85 PathProgramCache]: Analyzing trace with hash -803239218, now seen corresponding path program 1 times [2022-01-11 05:51:59,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:51:59,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142677695] [2022-01-11 05:51:59,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:51:59,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:51:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:51:59,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:51:59,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:51:59,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142677695] [2022-01-11 05:51:59,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142677695] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:51:59,242 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:51:59,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-11 05:51:59,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766301769] [2022-01-11 05:51:59,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:51:59,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 05:51:59,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:51:59,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 05:51:59,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:51:59,243 INFO L87 Difference]: Start difference. First operand 220 states and 286 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2022-01-11 05:51:59,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:51:59,267 INFO L93 Difference]: Finished difference Result 220 states and 286 transitions. [2022-01-11 05:51:59,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 05:51:59,272 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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 48 [2022-01-11 05:51:59,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:51:59,274 INFO L225 Difference]: With dead ends: 220 [2022-01-11 05:51:59,274 INFO L226 Difference]: Without dead ends: 118 [2022-01-11 05:51:59,276 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 [2022-01-11 05:51:59,282 INFO L933 BasicCegarLoop]: 59 mSDtfsCounter, 27 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 66 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 [2022-01-11 05:51:59,282 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 66 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:51:59,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-01-11 05:51:59,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2022-01-11 05:51:59,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 117 states have (on average 1.3162393162393162) internal successors, (154), 117 states have internal predecessors, (154), 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) [2022-01-11 05:51:59,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 154 transitions. [2022-01-11 05:51:59,310 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 154 transitions. Word has length 48 [2022-01-11 05:51:59,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:51:59,314 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 154 transitions. [2022-01-11 05:51:59,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2022-01-11 05:51:59,314 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 154 transitions. [2022-01-11 05:51:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-01-11 05:51:59,317 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:51:59,317 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:51:59,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-11 05:51:59,317 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:51:59,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:51:59,333 INFO L85 PathProgramCache]: Analyzing trace with hash -659344721, now seen corresponding path program 1 times [2022-01-11 05:51:59,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:51:59,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441055134] [2022-01-11 05:51:59,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:51:59,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:51:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:51:59,424 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-11 05:51:59,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:51:59,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441055134] [2022-01-11 05:51:59,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441055134] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:51:59,425 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:51:59,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-11 05:51:59,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651747575] [2022-01-11 05:51:59,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:51:59,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-11 05:51:59,425 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:51:59,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-11 05:51:59,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-11 05:51:59,426 INFO L87 Difference]: Start difference. First operand 118 states and 154 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 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) [2022-01-11 05:51:59,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:51:59,464 INFO L93 Difference]: Finished difference Result 255 states and 336 transitions. [2022-01-11 05:51:59,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-11 05:51:59,465 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 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 55 [2022-01-11 05:51:59,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:51:59,465 INFO L225 Difference]: With dead ends: 255 [2022-01-11 05:51:59,465 INFO L226 Difference]: Without dead ends: 0 [2022-01-11 05:51:59,465 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 [2022-01-11 05:51:59,466 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 106 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:51:59,466 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [106 Valid, 165 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:51:59,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-11 05:51:59,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-11 05:51:59,467 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) [2022-01-11 05:51:59,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-11 05:51:59,467 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2022-01-11 05:51:59,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:51:59,467 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-11 05:51:59,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 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) [2022-01-11 05:51:59,468 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-11 05:51:59,468 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-11 05:51:59,469 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-01-11 05:51:59,470 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-01-11 05:51:59,470 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-01-11 05:51:59,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-11 05:51:59,472 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-11 05:52:00,174 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-11 05:52:00,174 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-11 05:52:00,174 INFO L854 garLoopResultBuilder]: At program point L75(lines 71 77) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,175 INFO L854 garLoopResultBuilder]: At program point L68(lines 64 70) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,175 INFO L854 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,175 INFO L858 garLoopResultBuilder]: For program point L218(lines 218 225) no Hoare annotation was computed. [2022-01-11 05:52:00,175 INFO L854 garLoopResultBuilder]: At program point L193(lines 189 195) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,175 INFO L858 garLoopResultBuilder]: For program point L218-2(lines 218 225) no Hoare annotation was computed. [2022-01-11 05:52:00,175 INFO L854 garLoopResultBuilder]: At program point L97(lines 92 99) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,176 INFO L861 garLoopResultBuilder]: At program point L227(lines 208 230) the Hoare annotation is: true [2022-01-11 05:52:00,176 INFO L854 garLoopResultBuilder]: At program point L891-2(lines 891 938) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,176 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-11 05:52:00,176 INFO L854 garLoopResultBuilder]: At program point L939(lines 890 940) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,176 INFO L858 garLoopResultBuilder]: For program point L892(lines 891 938) no Hoare annotation was computed. [2022-01-11 05:52:00,176 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-11 05:52:00,176 INFO L858 garLoopResultBuilder]: For program point L710-3(lines 710 716) no Hoare annotation was computed. [2022-01-11 05:52:00,177 INFO L858 garLoopResultBuilder]: For program point L893(lines 893 897) no Hoare annotation was computed. [2022-01-11 05:52:00,177 INFO L858 garLoopResultBuilder]: For program point L242-3(lines 242 246) no Hoare annotation was computed. [2022-01-11 05:52:00,177 INFO L858 garLoopResultBuilder]: For program point L710-5(lines 709 728) no Hoare annotation was computed. [2022-01-11 05:52:00,177 INFO L858 garLoopResultBuilder]: For program point L901(lines 901 907) no Hoare annotation was computed. [2022-01-11 05:52:00,177 INFO L854 garLoopResultBuilder]: At program point L242-5(lines 238 249) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,177 INFO L858 garLoopResultBuilder]: For program point L742-2(lines 742 759) no Hoare annotation was computed. [2022-01-11 05:52:00,178 INFO L858 garLoopResultBuilder]: For program point L717-3(lines 717 723) no Hoare annotation was computed. [2022-01-11 05:52:00,178 INFO L858 garLoopResultBuilder]: For program point L254(lines 254 258) no Hoare annotation was computed. [2022-01-11 05:52:00,178 INFO L858 garLoopResultBuilder]: For program point L901-2(lines 901 907) no Hoare annotation was computed. [2022-01-11 05:52:00,178 INFO L854 garLoopResultBuilder]: At program point L320-1(lines 315 323) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,178 INFO L854 garLoopResultBuilder]: At program point L734-3(lines 730 736) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,178 INFO L854 garLoopResultBuilder]: At program point L279-1(lines 274 282) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,178 INFO L854 garLoopResultBuilder]: At program point L254-2(lines 250 261) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,178 INFO L858 garLoopResultBuilder]: For program point L911(lines 911 917) no Hoare annotation was computed. [2022-01-11 05:52:00,178 INFO L858 garLoopResultBuilder]: For program point L862-3(lines 862 866) no Hoare annotation was computed. [2022-01-11 05:52:00,178 INFO L854 garLoopResultBuilder]: At program point L742-3(lines 738 762) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,178 INFO L858 garLoopResultBuilder]: For program point L108-2(lines 108 125) no Hoare annotation was computed. [2022-01-11 05:52:00,179 INFO L858 garLoopResultBuilder]: For program point L266(lines 266 270) no Hoare annotation was computed. [2022-01-11 05:52:00,179 INFO L858 garLoopResultBuilder]: For program point L911-2(lines 911 917) no Hoare annotation was computed. [2022-01-11 05:52:00,179 INFO L858 garLoopResultBuilder]: For program point L862-5(lines 862 866) no Hoare annotation was computed. [2022-01-11 05:52:00,179 INFO L854 garLoopResultBuilder]: At program point L813-1(lines 808 816) the Hoare annotation is: false [2022-01-11 05:52:00,179 INFO L854 garLoopResultBuilder]: At program point L108-3(lines 100 128) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 1)) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,179 INFO L854 garLoopResultBuilder]: At program point L266-2(lines 262 273) 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)))) [2022-01-11 05:52:00,179 INFO L858 garLoopResultBuilder]: For program point L921(lines 921 934) no Hoare annotation was computed. [2022-01-11 05:52:00,179 INFO L854 garLoopResultBuilder]: At program point L868-1(lines 853 871) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,179 INFO L858 garLoopResultBuilder]: For program point L112-2(lines 112 122) no Hoare annotation was computed. [2022-01-11 05:52:00,179 INFO L854 garLoopResultBuilder]: At program point L727-1(lines 706 729) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 1)) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,180 INFO L854 garLoopResultBuilder]: At program point L877(lines 872 879) 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)))) [2022-01-11 05:52:00,180 INFO L858 garLoopResultBuilder]: For program point L929(lines 929 933) no Hoare annotation was computed. [2022-01-11 05:52:00,180 INFO L858 garLoopResultBuilder]: For program point L746-3(lines 746 754) no Hoare annotation was computed. [2022-01-11 05:52:00,180 INFO L858 garLoopResultBuilder]: For program point L113-3(lines 113 119) no Hoare annotation was computed. [2022-01-11 05:52:00,180 INFO L854 garLoopResultBuilder]: At program point L142-2(lines 142 156) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 1)) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,180 INFO L858 garLoopResultBuilder]: For program point L929-2(lines 921 934) no Hoare annotation was computed. [2022-01-11 05:52:00,180 INFO L854 garLoopResultBuilder]: At program point L794-1(lines 789 796) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,180 INFO L854 garLoopResultBuilder]: At program point L734-2(lines 730 736) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,180 INFO L858 garLoopResultBuilder]: For program point L329-1(line 329) no Hoare annotation was computed. [2022-01-11 05:52:00,180 INFO L861 garLoopResultBuilder]: At program point L157(lines 132 161) the Hoare annotation is: true [2022-01-11 05:52:00,181 INFO L858 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-01-11 05:52:00,181 INFO L858 garLoopResultBuilder]: For program point L710(lines 710 716) no Hoare annotation was computed. [2022-01-11 05:52:00,182 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 329) no Hoare annotation was computed. [2022-01-11 05:52:00,182 INFO L854 garLoopResultBuilder]: At program point L330-1(lines 325 332) the Hoare annotation is: false [2022-01-11 05:52:00,182 INFO L861 garLoopResultBuilder]: At program point L944(lines 881 946) the Hoare annotation is: true [2022-01-11 05:52:00,182 INFO L858 garLoopResultBuilder]: For program point L146(lines 146 150) no Hoare annotation was computed. [2022-01-11 05:52:00,182 INFO L858 garLoopResultBuilder]: For program point L242(lines 242 246) no Hoare annotation was computed. [2022-01-11 05:52:00,182 INFO L858 garLoopResultBuilder]: For program point L710-2(lines 709 728) no Hoare annotation was computed. [2022-01-11 05:52:00,182 INFO L861 garLoopResultBuilder]: At program point L205(lines 197 207) the Hoare annotation is: true [2022-01-11 05:52:00,182 INFO L858 garLoopResultBuilder]: For program point L146-1(lines 146 150) no Hoare annotation was computed. [2022-01-11 05:52:00,182 INFO L854 garLoopResultBuilder]: At program point L242-2(lines 238 249) the Hoare annotation is: false [2022-01-11 05:52:00,182 INFO L858 garLoopResultBuilder]: For program point L742(lines 742 759) no Hoare annotation was computed. [2022-01-11 05:52:00,182 INFO L858 garLoopResultBuilder]: For program point L717-1(lines 717 723) no Hoare annotation was computed. [2022-01-11 05:52:00,182 INFO L858 garLoopResultBuilder]: For program point L710-6(lines 710 716) no Hoare annotation was computed. [2022-01-11 05:52:00,182 INFO L854 garLoopResultBuilder]: At program point L320(lines 315 323) the Hoare annotation is: false [2022-01-11 05:52:00,183 INFO L854 garLoopResultBuilder]: At program point L734-1(lines 730 736) 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)))) [2022-01-11 05:52:00,183 INFO L854 garLoopResultBuilder]: At program point L279(lines 274 282) 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 (= ~methAndRunningLastTime~0Int 0)) (and .cse0 .cse1 (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) .cse2 (<= ~methaneLevelCritical~0Int 0)))) [2022-01-11 05:52:00,183 INFO L858 garLoopResultBuilder]: For program point L242-6(lines 242 246) no Hoare annotation was computed. [2022-01-11 05:52:00,183 INFO L858 garLoopResultBuilder]: For program point L710-8(lines 709 728) no Hoare annotation was computed. [2022-01-11 05:52:00,186 INFO L858 garLoopResultBuilder]: For program point L862(lines 862 866) no Hoare annotation was computed. [2022-01-11 05:52:00,186 INFO L854 garLoopResultBuilder]: At program point L742-1(lines 738 762) 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)))) [2022-01-11 05:52:00,187 INFO L858 garLoopResultBuilder]: For program point L108(lines 108 125) no Hoare annotation was computed. [2022-01-11 05:52:00,187 INFO L854 garLoopResultBuilder]: At program point L242-8(lines 238 249) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 1)) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,187 INFO L858 garLoopResultBuilder]: For program point L742-4(lines 742 759) no Hoare annotation was computed. [2022-01-11 05:52:00,187 INFO L858 garLoopResultBuilder]: For program point L717-5(lines 717 723) no Hoare annotation was computed. [2022-01-11 05:52:00,188 INFO L858 garLoopResultBuilder]: For program point L862-2(lines 862 866) no Hoare annotation was computed. [2022-01-11 05:52:00,188 INFO L854 garLoopResultBuilder]: At program point L813(lines 808 816) the Hoare annotation is: (and (= (+ (* (- 1) |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int|) ~pumpRunning~0Int) 0) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,188 INFO L854 garLoopResultBuilder]: At program point L108-1(lines 100 128) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,188 INFO L854 garLoopResultBuilder]: At program point L320-2(lines 315 323) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 1)) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,188 INFO L854 garLoopResultBuilder]: At program point L734-5(lines 730 736) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 1)) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,189 INFO L854 garLoopResultBuilder]: At program point L279-2(lines 274 282) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,189 INFO L854 garLoopResultBuilder]: At program point L868(lines 853 871) the Hoare annotation is: false [2022-01-11 05:52:00,189 INFO L858 garLoopResultBuilder]: For program point L112(lines 112 122) no Hoare annotation was computed. [2022-01-11 05:52:00,189 INFO L854 garLoopResultBuilder]: At program point L727(lines 706 729) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,189 INFO L858 garLoopResultBuilder]: For program point L862-6(lines 862 866) no Hoare annotation was computed. [2022-01-11 05:52:00,189 INFO L854 garLoopResultBuilder]: At program point L742-5(lines 738 762) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 1)) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,189 INFO L858 garLoopResultBuilder]: For program point L108-4(lines 108 125) no Hoare annotation was computed. [2022-01-11 05:52:00,190 INFO L858 garLoopResultBuilder]: For program point L746(lines 746 754) no Hoare annotation was computed. [2022-01-11 05:52:00,190 INFO L858 garLoopResultBuilder]: For program point L113(lines 113 119) no Hoare annotation was computed. [2022-01-11 05:52:00,190 INFO L858 garLoopResultBuilder]: For program point L862-8(lines 862 866) no Hoare annotation was computed. [2022-01-11 05:52:00,190 INFO L854 garLoopResultBuilder]: At program point L813-2(lines 808 816) the Hoare annotation is: false [2022-01-11 05:52:00,190 INFO L854 garLoopResultBuilder]: At program point L108-5(lines 100 128) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 1)) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,190 INFO L854 garLoopResultBuilder]: At program point L794(lines 789 796) the Hoare annotation is: false [2022-01-11 05:52:00,190 INFO L854 garLoopResultBuilder]: At program point L734(lines 730 736) the Hoare annotation is: false [2022-01-11 05:52:00,190 INFO L858 garLoopResultBuilder]: For program point L329(line 329) no Hoare annotation was computed. [2022-01-11 05:52:00,190 INFO L854 garLoopResultBuilder]: At program point L868-2(lines 853 871) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 1)) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,190 INFO L858 garLoopResultBuilder]: For program point L112-4(lines 112 122) no Hoare annotation was computed. [2022-01-11 05:52:00,190 INFO L854 garLoopResultBuilder]: At program point L727-2(lines 706 729) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 1)) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,191 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 329) no Hoare annotation was computed. [2022-01-11 05:52:00,191 INFO L854 garLoopResultBuilder]: At program point L330(lines 325 332) the Hoare annotation is: false [2022-01-11 05:52:00,191 INFO L858 garLoopResultBuilder]: For program point L746-6(lines 746 754) no Hoare annotation was computed. [2022-01-11 05:52:00,191 INFO L858 garLoopResultBuilder]: For program point L113-6(lines 113 119) no Hoare annotation was computed. [2022-01-11 05:52:00,191 INFO L854 garLoopResultBuilder]: At program point L794-2(lines 789 796) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 1)) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,191 INFO L854 garLoopResultBuilder]: At program point L734-4(lines 730 736) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0#1Int| 1)) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 05:52:00,191 INFO L858 garLoopResultBuilder]: For program point L329-2(line 329) no Hoare annotation was computed. [2022-01-11 05:52:00,191 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 329) no Hoare annotation was computed. [2022-01-11 05:52:00,191 INFO L854 garLoopResultBuilder]: At program point L330-2(lines 325 332) the Hoare annotation is: false [2022-01-11 05:52:00,196 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-01-11 05:52:00,198 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-11 05:52:00,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.01 05:52:00 BasicIcfg [2022-01-11 05:52:00,300 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-11 05:52:00,300 INFO L158 Benchmark]: Toolchain (without parser) took 3478.03ms. Allocated memory was 166.7MB in the beginning and 251.7MB in the end (delta: 84.9MB). Free memory was 110.2MB in the beginning and 130.0MB in the end (delta: -19.8MB). Peak memory consumption was 65.8MB. Max. memory is 8.0GB. [2022-01-11 05:52:00,300 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 166.7MB. Free memory is still 127.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-11 05:52:00,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 525.19ms. Allocated memory was 166.7MB in the beginning and 251.7MB in the end (delta: 84.9MB). Free memory was 110.0MB in the beginning and 211.8MB in the end (delta: -101.8MB). Peak memory consumption was 17.2MB. Max. memory is 8.0GB. [2022-01-11 05:52:00,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.20ms. Allocated memory is still 251.7MB. Free memory was 211.8MB in the beginning and 209.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-11 05:52:00,301 INFO L158 Benchmark]: Boogie Preprocessor took 28.84ms. Allocated memory is still 251.7MB. Free memory was 209.2MB in the beginning and 207.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-11 05:52:00,301 INFO L158 Benchmark]: RCFGBuilder took 587.53ms. Allocated memory is still 251.7MB. Free memory was 207.1MB in the beginning and 187.2MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2022-01-11 05:52:00,302 INFO L158 Benchmark]: IcfgTransformer took 92.66ms. Allocated memory is still 251.7MB. Free memory was 187.2MB in the beginning and 180.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-01-11 05:52:00,302 INFO L158 Benchmark]: TraceAbstraction took 2152.33ms. Allocated memory is still 251.7MB. Free memory was 180.4MB in the beginning and 130.0MB in the end (delta: 50.4MB). Peak memory consumption was 51.5MB. Max. memory is 8.0GB. [2022-01-11 05:52:00,303 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 166.7MB. Free memory is still 127.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 525.19ms. Allocated memory was 166.7MB in the beginning and 251.7MB in the end (delta: 84.9MB). Free memory was 110.0MB in the beginning and 211.8MB in the end (delta: -101.8MB). Peak memory consumption was 17.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 64.20ms. Allocated memory is still 251.7MB. Free memory was 211.8MB in the beginning and 209.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.84ms. Allocated memory is still 251.7MB. Free memory was 209.2MB in the beginning and 207.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 587.53ms. Allocated memory is still 251.7MB. Free memory was 207.1MB in the beginning and 187.2MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * IcfgTransformer took 92.66ms. Allocated memory is still 251.7MB. Free memory was 187.2MB in the beginning and 180.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 2152.33ms. Allocated memory is still 251.7MB. Free memory was 180.4MB in the beginning and 130.0MB in the end (delta: 50.4MB). Peak memory consumption was 51.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 329]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 329]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 329]: 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, 110 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 736 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 736 mSDsluCounter, 1397 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 705 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 74 IncrementalHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 692 mSDtfsCounter, 74 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=220occurred 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, 165 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 134 NumberOfFragments, 737 HoareAnnotationTreeSize, 51 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 2498 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 205 NumberOfCodeBlocks, 205 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 199 ConstructedInterpolants, 0 QuantifiedInterpolants, 570 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 23/23 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: 706]: 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: 100]: 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: 881]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 315]: 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: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 100]: 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 - InvariantResult [Line: 706]: 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 - InvariantResult [Line: 730]: 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: 853]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 872]: 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: 853]: 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: 78]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning - InvariantResult [Line: 100]: 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: 808]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 250]: 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 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: 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: 208]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 706]: 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: 730]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 238]: 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: 808]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 730]: 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: 891]: 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 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 730]: 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: 238]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 738]: 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: 808]: 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)) && ~bvadd16(~sign_extendFrom32To64(~bvmul64(~zero_extendFrom32To64(\result), 18446744073709551615bv64)), ~zero_extendFrom32To65(pumpRunning)) == 0bv65) && 0bv32 == pumpRunning - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: 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)) && ~bvule32(\result, 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && 0bv32 == pumpRunning - InvariantResult [Line: 789]: 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: 262]: 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: 890]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 738]: 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)) RESULT: Ultimate proved your program to be correct! [2022-01-11 05:52:00,376 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...