/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInlineTransformed.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_LAZY.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 18:14:01,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 18:14:01,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 18:14:01,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-10 18:14:01,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-10 18:14:01,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-10 18:14:01,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-10 18:14:01,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-10 18:14:01,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-10 18:14:01,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-10 18:14:01,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-10 18:14:01,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-10 18:14:01,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 18:14:01,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 18:14:01,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 18:14:01,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 18:14:01,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 18:14:01,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 18:14:01,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 18:14:01,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 18:14:01,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 18:14:01,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 18:14:01,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 18:14:01,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 18:14:01,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-10 18:14:01,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-10 18:14:01,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-10 18:14:01,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-10 18:14:01,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-10 18:14:01,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-10 18:14:01,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-10 18:14:01,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-10 18:14:01,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-10 18:14:01,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-10 18:14:01,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-10 18:14:01,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-10 18:14:01,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-10 18:14:01,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-10 18:14:01,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 18:14:01,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 18:14:01,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 18:14:01,283 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_LAZY.epf [2022-01-10 18:14:01,314 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 18:14:01,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 18:14:01,315 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 18:14:01,315 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 18:14:01,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 18:14:01,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 18:14:01,317 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 18:14:01,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 18:14:01,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 18:14:01,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 18:14:01,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 18:14:01,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 18:14:01,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 18:14:01,318 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 18:14:01,318 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 18:14:01,318 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 18:14:01,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 18:14:01,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 18:14:01,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 18:14:01,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 18:14:01,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 18:14:01,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 18:14:01,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 18:14:01,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 18:14:01,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 18:14:01,321 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-10 18:14:01,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-10 18:14:01,321 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 18:14:01,321 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 18:14:01,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 18:14:01,321 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-10 18:14:01,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 18:14:01,322 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-10 18:14:01,323 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_LAZY WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 18:14:01,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 18:14:01,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 18:14:01,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 18:14:01,559 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 18:14:01,559 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 18:14:01,561 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c [2022-01-10 18:14:01,624 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19b6f565c/698623f5ee1d48c7811cc6b9579b46ed/FLAG4f44e3e72 [2022-01-10 18:14:02,095 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 18:14:02,096 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c [2022-01-10 18:14:02,111 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19b6f565c/698623f5ee1d48c7811cc6b9579b46ed/FLAG4f44e3e72 [2022-01-10 18:14:02,439 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19b6f565c/698623f5ee1d48c7811cc6b9579b46ed [2022-01-10 18:14:02,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 18:14:02,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-10 18:14:02,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 18:14:02,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 18:14:02,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 18:14:02,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 06:14:02" (1/1) ... [2022-01-10 18:14:02,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71cb85ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:14:02, skipping insertion in model container [2022-01-10 18:14:02,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 06:14:02" (1/1) ... [2022-01-10 18:14:02,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 18:14:02,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 18:14:02,772 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_product06.cil.c[16447,16460] [2022-01-10 18:14:02,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 18:14:02,796 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-01-10 18:14:02,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 18:14:02,850 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_product06.cil.c[16447,16460] [2022-01-10 18:14:02,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 18:14:02,863 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 18:14:02,931 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_product06.cil.c[16447,16460] [2022-01-10 18:14:02,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 18:14:02,949 INFO L208 MainTranslator]: Completed translation [2022-01-10 18:14:02,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:14:02 WrapperNode [2022-01-10 18:14:02,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 18:14:02,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 18:14:02,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 18:14:02,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 18:14:02,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:14:02" (1/1) ... [2022-01-10 18:14:02,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:14:02" (1/1) ... [2022-01-10 18:14:03,008 INFO L137 Inliner]: procedures = 54, calls = 150, calls flagged for inlining = 47, calls inlined = 49, statements flattened = 378 [2022-01-10 18:14:03,009 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 18:14:03,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 18:14:03,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 18:14:03,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 18:14:03,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:14:02" (1/1) ... [2022-01-10 18:14:03,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:14:02" (1/1) ... [2022-01-10 18:14:03,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:14:02" (1/1) ... [2022-01-10 18:14:03,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:14:02" (1/1) ... [2022-01-10 18:14:03,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:14:02" (1/1) ... [2022-01-10 18:14:03,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:14:02" (1/1) ... [2022-01-10 18:14:03,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:14:02" (1/1) ... [2022-01-10 18:14:03,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 18:14:03,067 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 18:14:03,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 18:14:03,068 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 18:14:03,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:14:02" (1/1) ... [2022-01-10 18:14:03,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 18:14:03,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 18:14:03,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-10 18:14:03,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-10 18:14:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 18:14:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 18:14:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 18:14:03,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 18:14:03,266 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 18:14:03,268 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 18:14:03,607 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 18:14:03,614 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 18:14:03,614 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-10 18:14:03,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 06:14:03 BoogieIcfgContainer [2022-01-10 18:14:03,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 18:14:03,617 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-10 18:14:03,617 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-10 18:14:03,618 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-10 18:14:03,621 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 06:14:03" (1/1) ... [2022-01-10 18:14:03,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 06:14:03 BasicIcfg [2022-01-10 18:14:03,719 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-10 18:14:03,720 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 18:14:03,720 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 18:14:03,723 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 18:14:03,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 06:14:02" (1/4) ... [2022-01-10 18:14:03,724 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f62639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 06:14:03, skipping insertion in model container [2022-01-10 18:14:03,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:14:02" (2/4) ... [2022-01-10 18:14:03,724 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f62639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 06:14:03, skipping insertion in model container [2022-01-10 18:14:03,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 06:14:03" (3/4) ... [2022-01-10 18:14:03,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f62639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 06:14:03, skipping insertion in model container [2022-01-10 18:14:03,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 06:14:03" (4/4) ... [2022-01-10 18:14:03,726 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product06.cil.cTransformedIcfg [2022-01-10 18:14:03,730 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 18:14:03,731 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-01-10 18:14:03,771 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 18:14:03,779 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-10 18:14:03,779 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-10 18:14:03,799 INFO L276 IsEmpty]: Start isEmpty. Operand has 104 states, 100 states have (on average 1.4) internal successors, (140), 103 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:03,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-01-10 18:14:03,804 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:14:03,805 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:14:03,805 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:14:03,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:14:03,810 INFO L85 PathProgramCache]: Analyzing trace with hash 2012505337, now seen corresponding path program 1 times [2022-01-10 18:14:03,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:14:03,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663446386] [2022-01-10 18:14:03,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:14:03,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:14:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:14:04,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:14:04,045 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:14:04,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663446386] [2022-01-10 18:14:04,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663446386] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:14:04,046 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:14:04,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 18:14:04,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571643190] [2022-01-10 18:14:04,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:14:04,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-10 18:14:04,055 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:14:04,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-10 18:14:04,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 18:14:04,087 INFO L87 Difference]: Start difference. First operand has 104 states, 100 states have (on average 1.4) internal successors, (140), 103 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:04,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:14:04,134 INFO L93 Difference]: Finished difference Result 197 states and 268 transitions. [2022-01-10 18:14:04,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-10 18:14:04,136 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-01-10 18:14:04,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:14:04,144 INFO L225 Difference]: With dead ends: 197 [2022-01-10 18:14:04,144 INFO L226 Difference]: Without dead ends: 94 [2022-01-10 18:14:04,147 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 18:14:04,151 INFO L933 BasicCegarLoop]: 130 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, 130 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 18:14:04,152 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 18:14:04,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2022-01-10 18:14:04,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2022-01-10 18:14:04,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 91 states have (on average 1.3406593406593406) internal successors, (122), 93 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:04,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 122 transitions. [2022-01-10 18:14:04,212 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 122 transitions. Word has length 19 [2022-01-10 18:14:04,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:14:04,213 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 122 transitions. [2022-01-10 18:14:04,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:04,214 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 122 transitions. [2022-01-10 18:14:04,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-01-10 18:14:04,215 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:14:04,216 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:14:04,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-10 18:14:04,216 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:14:04,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:14:04,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1375309223, now seen corresponding path program 1 times [2022-01-10 18:14:04,219 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:14:04,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387994626] [2022-01-10 18:14:04,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:14:04,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:14:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:14:04,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:14:04,355 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:14:04,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387994626] [2022-01-10 18:14:04,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387994626] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:14:04,356 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:14:04,356 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 18:14:04,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683297026] [2022-01-10 18:14:04,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:14:04,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 18:14:04,358 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:14:04,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 18:14:04,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 18:14:04,362 INFO L87 Difference]: Start difference. First operand 94 states and 122 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:04,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:14:04,416 INFO L93 Difference]: Finished difference Result 180 states and 236 transitions. [2022-01-10 18:14:04,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 18:14:04,417 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-01-10 18:14:04,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:14:04,418 INFO L225 Difference]: With dead ends: 180 [2022-01-10 18:14:04,418 INFO L226 Difference]: Without dead ends: 94 [2022-01-10 18:14:04,419 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 18:14:04,420 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 106 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 18:14:04,420 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [106 Valid, 116 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 18:14:04,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2022-01-10 18:14:04,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2022-01-10 18:14:04,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 91 states have (on average 1.3076923076923077) internal successors, (119), 93 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:04,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 119 transitions. [2022-01-10 18:14:04,434 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 119 transitions. Word has length 20 [2022-01-10 18:14:04,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:14:04,435 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 119 transitions. [2022-01-10 18:14:04,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:04,435 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 119 transitions. [2022-01-10 18:14:04,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-01-10 18:14:04,436 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:14:04,436 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:14:04,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-10 18:14:04,436 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:14:04,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:14:04,437 INFO L85 PathProgramCache]: Analyzing trace with hash -366756274, now seen corresponding path program 1 times [2022-01-10 18:14:04,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:14:04,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988631583] [2022-01-10 18:14:04,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:14:04,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:14:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:14:04,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:14:04,529 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:14:04,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988631583] [2022-01-10 18:14:04,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988631583] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:14:04,530 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:14:04,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 18:14:04,530 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517081689] [2022-01-10 18:14:04,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:14:04,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 18:14:04,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:14:04,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 18:14:04,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 18:14:04,531 INFO L87 Difference]: Start difference. First operand 94 states and 119 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:04,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:14:04,607 INFO L93 Difference]: Finished difference Result 180 states and 230 transitions. [2022-01-10 18:14:04,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 18:14:04,607 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-01-10 18:14:04,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:14:04,610 INFO L225 Difference]: With dead ends: 180 [2022-01-10 18:14:04,610 INFO L226 Difference]: Without dead ends: 174 [2022-01-10 18:14:04,611 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 18:14:04,611 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 88 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 18:14:04,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [88 Valid, 215 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 18:14:04,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2022-01-10 18:14:04,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2022-01-10 18:14:04,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 171 states have (on average 1.3099415204678362) internal successors, (224), 173 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:04,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 224 transitions. [2022-01-10 18:14:04,631 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 224 transitions. Word has length 23 [2022-01-10 18:14:04,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:14:04,632 INFO L470 AbstractCegarLoop]: Abstraction has 174 states and 224 transitions. [2022-01-10 18:14:04,632 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:04,632 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 224 transitions. [2022-01-10 18:14:04,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-01-10 18:14:04,633 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:14:04,633 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 18:14:04,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-10 18:14:04,634 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:14:04,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:14:04,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1183412177, now seen corresponding path program 1 times [2022-01-10 18:14:04,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:14:04,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399648492] [2022-01-10 18:14:04,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:14:04,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:14:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:14:04,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:14:04,760 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:14:04,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399648492] [2022-01-10 18:14:04,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399648492] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:14:04,760 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:14:04,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 18:14:04,760 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008327905] [2022-01-10 18:14:04,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:14:04,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 18:14:04,761 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:14:04,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 18:14:04,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 18:14:04,762 INFO L87 Difference]: Start difference. First operand 174 states and 224 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:04,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:14:04,929 INFO L93 Difference]: Finished difference Result 572 states and 745 transitions. [2022-01-10 18:14:04,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-10 18:14:04,930 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2022-01-10 18:14:04,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:14:04,932 INFO L225 Difference]: With dead ends: 572 [2022-01-10 18:14:04,932 INFO L226 Difference]: Without dead ends: 351 [2022-01-10 18:14:04,933 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-01-10 18:14:04,934 INFO L933 BasicCegarLoop]: 155 mSDtfsCounter, 338 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 18:14:04,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [338 Valid, 569 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 18:14:04,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2022-01-10 18:14:04,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 206. [2022-01-10 18:14:04,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 203 states have (on average 1.3054187192118227) internal successors, (265), 205 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:04,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 265 transitions. [2022-01-10 18:14:04,956 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 265 transitions. Word has length 40 [2022-01-10 18:14:04,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:14:04,957 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 265 transitions. [2022-01-10 18:14:04,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:04,957 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 265 transitions. [2022-01-10 18:14:04,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-01-10 18:14:04,958 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:14:04,959 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] [2022-01-10 18:14:04,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-10 18:14:04,959 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:14:04,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:14:04,960 INFO L85 PathProgramCache]: Analyzing trace with hash -146296494, now seen corresponding path program 1 times [2022-01-10 18:14:04,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:14:04,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865686347] [2022-01-10 18:14:04,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:14:04,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:14:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:14:05,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 18:14:05,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:14:05,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865686347] [2022-01-10 18:14:05,014 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865686347] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:14:05,015 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:14:05,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 18:14:05,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993620979] [2022-01-10 18:14:05,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:14:05,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 18:14:05,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:14:05,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 18:14:05,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 18:14:05,016 INFO L87 Difference]: Start difference. First operand 206 states and 265 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) [2022-01-10 18:14:05,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:14:05,039 INFO L93 Difference]: Finished difference Result 206 states and 265 transitions. [2022-01-10 18:14:05,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 18:14:05,042 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 [2022-01-10 18:14:05,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:14:05,043 INFO L225 Difference]: With dead ends: 206 [2022-01-10 18:14:05,043 INFO L226 Difference]: Without dead ends: 112 [2022-01-10 18:14:05,045 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 18:14:05,050 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 24 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 18:14:05,050 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 63 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 18:14:05,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2022-01-10 18:14:05,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2022-01-10 18:14:05,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 111 states have (on average 1.3063063063063063) internal successors, (145), 111 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:05,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 145 transitions. [2022-01-10 18:14:05,074 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 145 transitions. Word has length 48 [2022-01-10 18:14:05,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:14:05,074 INFO L470 AbstractCegarLoop]: Abstraction has 112 states and 145 transitions. [2022-01-10 18:14:05,074 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) [2022-01-10 18:14:05,074 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 145 transitions. [2022-01-10 18:14:05,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-01-10 18:14:05,076 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 18:14:05,076 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] [2022-01-10 18:14:05,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-10 18:14:05,076 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 18:14:05,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 18:14:05,077 INFO L85 PathProgramCache]: Analyzing trace with hash -312663628, now seen corresponding path program 1 times [2022-01-10 18:14:05,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 18:14:05,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121500520] [2022-01-10 18:14:05,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 18:14:05,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 18:14:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 18:14:05,170 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-10 18:14:05,171 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 18:14:05,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121500520] [2022-01-10 18:14:05,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121500520] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 18:14:05,171 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 18:14:05,171 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 18:14:05,171 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135670033] [2022-01-10 18:14:05,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 18:14:05,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 18:14:05,172 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 18:14:05,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 18:14:05,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 18:14:05,173 INFO L87 Difference]: Start difference. First operand 112 states and 145 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) [2022-01-10 18:14:05,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 18:14:05,239 INFO L93 Difference]: Finished difference Result 249 states and 327 transitions. [2022-01-10 18:14:05,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-10 18:14:05,240 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 [2022-01-10 18:14:05,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 18:14:05,241 INFO L225 Difference]: With dead ends: 249 [2022-01-10 18:14:05,241 INFO L226 Difference]: Without dead ends: 0 [2022-01-10 18:14:05,244 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-01-10 18:14:05,248 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 106 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 18:14:05,251 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [106 Valid, 167 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 18:14:05,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-10 18:14:05,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-10 18:14:05,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 18:14:05,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-10 18:14:05,252 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2022-01-10 18:14:05,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 18:14:05,252 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-10 18:14:05,252 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) [2022-01-10 18:14:05,253 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-10 18:14:05,253 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-10 18:14:05,255 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-01-10 18:14:05,256 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-01-10 18:14:05,256 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-01-10 18:14:05,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-10 18:14:05,258 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-10 18:14:06,183 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-10 18:14:06,183 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-10 18:14:06,184 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)) [2022-01-10 18:14:06,184 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)) [2022-01-10 18:14:06,184 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)) [2022-01-10 18:14:06,184 INFO L858 garLoopResultBuilder]: For program point L888(lines 888 895) no Hoare annotation was computed. [2022-01-10 18:14:06,184 INFO L854 garLoopResultBuilder]: At program point L864(lines 860 866) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 18:14:06,184 INFO L858 garLoopResultBuilder]: For program point L888-2(lines 888 895) no Hoare annotation was computed. [2022-01-10 18:14:06,185 INFO L854 garLoopResultBuilder]: At program point L397(lines 392 399) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 18:14:06,185 INFO L861 garLoopResultBuilder]: At program point L897(lines 878 900) the Hoare annotation is: true [2022-01-10 18:14:06,185 INFO L854 garLoopResultBuilder]: At program point L103-2(lines 103 150) 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)) [2022-01-10 18:14:06,185 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-10 18:14:06,185 INFO L854 garLoopResultBuilder]: At program point L151(lines 102 152) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 18:14:06,185 INFO L858 garLoopResultBuilder]: For program point L104(lines 103 150) no Hoare annotation was computed. [2022-01-10 18:14:06,185 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-10 18:14:06,185 INFO L858 garLoopResultBuilder]: For program point L175-3(lines 175 181) no Hoare annotation was computed. [2022-01-10 18:14:06,185 INFO L858 garLoopResultBuilder]: For program point L105(lines 105 109) no Hoare annotation was computed. [2022-01-10 18:14:06,204 INFO L858 garLoopResultBuilder]: For program point L316-3(lines 316 320) no Hoare annotation was computed. [2022-01-10 18:14:06,204 INFO L858 garLoopResultBuilder]: For program point L175-5(lines 174 193) no Hoare annotation was computed. [2022-01-10 18:14:06,204 INFO L858 garLoopResultBuilder]: For program point L113(lines 113 119) no Hoare annotation was computed. [2022-01-10 18:14:06,205 INFO L854 garLoopResultBuilder]: At program point L316-5(lines 312 323) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 18:14:06,205 INFO L858 garLoopResultBuilder]: For program point L207-2(lines 207 224) no Hoare annotation was computed. [2022-01-10 18:14:06,205 INFO L858 garLoopResultBuilder]: For program point L182-3(lines 182 188) no Hoare annotation was computed. [2022-01-10 18:14:06,205 INFO L858 garLoopResultBuilder]: For program point L328(lines 328 332) no Hoare annotation was computed. [2022-01-10 18:14:06,205 INFO L858 garLoopResultBuilder]: For program point L113-2(lines 113 119) no Hoare annotation was computed. [2022-01-10 18:14:06,205 INFO L854 garLoopResultBuilder]: At program point L353-2(lines 348 356) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 18:14:06,205 INFO L854 garLoopResultBuilder]: At program point L199-3(lines 195 201) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 18:14:06,206 INFO L854 garLoopResultBuilder]: At program point L353-3(lines 348 356) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 18:14:06,206 INFO L854 garLoopResultBuilder]: At program point L328-2(lines 324 335) 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)) [2022-01-10 18:14:06,206 INFO L858 garLoopResultBuilder]: For program point L123(lines 123 129) no Hoare annotation was computed. [2022-01-10 18:14:06,206 INFO L854 garLoopResultBuilder]: At program point L251-1(lines 244 254) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 18:14:06,206 INFO L854 garLoopResultBuilder]: At program point L207-3(lines 203 227) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 18:14:06,206 INFO L858 garLoopResultBuilder]: For program point L408-2(lines 408 425) no Hoare annotation was computed. [2022-01-10 18:14:06,206 INFO L858 garLoopResultBuilder]: For program point L340(lines 340 344) no Hoare annotation was computed. [2022-01-10 18:14:06,206 INFO L858 garLoopResultBuilder]: For program point L123-2(lines 123 129) no Hoare annotation was computed. [2022-01-10 18:14:06,206 INFO L858 garLoopResultBuilder]: For program point L211-3(lines 211 219) no Hoare annotation was computed. [2022-01-10 18:14:06,207 INFO L854 garLoopResultBuilder]: At program point L260-1(lines 255 263) the Hoare annotation is: false [2022-01-10 18:14:06,207 INFO L854 garLoopResultBuilder]: At program point L408-3(lines 400 428) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1))) [2022-01-10 18:14:06,207 INFO L854 garLoopResultBuilder]: At program point L340-2(lines 336 347) 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 .cse2 (<= ~methaneLevelCritical~0Int 0)))) [2022-01-10 18:14:06,207 INFO L858 garLoopResultBuilder]: For program point L133(lines 133 146) no Hoare annotation was computed. [2022-01-10 18:14:06,207 INFO L854 garLoopResultBuilder]: At program point L241-1(lines 236 243) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 18:14:06,207 INFO L854 garLoopResultBuilder]: At program point L199-2(lines 195 201) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 18:14:06,207 INFO L858 garLoopResultBuilder]: For program point L412-2(lines 412 422) no Hoare annotation was computed. [2022-01-10 18:14:06,207 INFO L854 garLoopResultBuilder]: At program point L192-1(lines 171 194) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1))) [2022-01-10 18:14:06,208 INFO L854 garLoopResultBuilder]: At program point L305(lines 300 307) 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 .cse2 (<= ~methaneLevelCritical~0Int 0)))) [2022-01-10 18:14:06,208 INFO L858 garLoopResultBuilder]: For program point L141(lines 141 145) no Hoare annotation was computed. [2022-01-10 18:14:06,208 INFO L858 garLoopResultBuilder]: For program point L413-3(lines 413 419) no Hoare annotation was computed. [2022-01-10 18:14:06,208 INFO L854 garLoopResultBuilder]: At program point L816-2(lines 816 830) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1))) [2022-01-10 18:14:06,208 INFO L858 garLoopResultBuilder]: For program point L141-2(lines 133 146) no Hoare annotation was computed. [2022-01-10 18:14:06,208 INFO L858 garLoopResultBuilder]: For program point L800-1(line 800) no Hoare annotation was computed. [2022-01-10 18:14:06,209 INFO L861 garLoopResultBuilder]: At program point L831(lines 806 835) the Hoare annotation is: true [2022-01-10 18:14:06,209 INFO L858 garLoopResultBuilder]: For program point L817(line 817) no Hoare annotation was computed. [2022-01-10 18:14:06,209 INFO L858 garLoopResultBuilder]: For program point L175(lines 175 181) no Hoare annotation was computed. [2022-01-10 18:14:06,209 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 800) no Hoare annotation was computed. [2022-01-10 18:14:06,209 INFO L854 garLoopResultBuilder]: At program point L801-1(lines 796 803) the Hoare annotation is: false [2022-01-10 18:14:06,209 INFO L861 garLoopResultBuilder]: At program point L156(lines 93 158) the Hoare annotation is: true [2022-01-10 18:14:06,210 INFO L858 garLoopResultBuilder]: For program point L820(lines 820 824) no Hoare annotation was computed. [2022-01-10 18:14:06,210 INFO L858 garLoopResultBuilder]: For program point L316(lines 316 320) no Hoare annotation was computed. [2022-01-10 18:14:06,210 INFO L858 garLoopResultBuilder]: For program point L175-2(lines 174 193) no Hoare annotation was computed. [2022-01-10 18:14:06,211 INFO L861 garLoopResultBuilder]: At program point L875(lines 867 877) the Hoare annotation is: true [2022-01-10 18:14:06,211 INFO L858 garLoopResultBuilder]: For program point L820-1(lines 820 824) no Hoare annotation was computed. [2022-01-10 18:14:06,211 INFO L854 garLoopResultBuilder]: At program point L316-2(lines 312 323) the Hoare annotation is: false [2022-01-10 18:14:06,211 INFO L858 garLoopResultBuilder]: For program point L207(lines 207 224) no Hoare annotation was computed. [2022-01-10 18:14:06,212 INFO L858 garLoopResultBuilder]: For program point L182-1(lines 182 188) no Hoare annotation was computed. [2022-01-10 18:14:06,212 INFO L858 garLoopResultBuilder]: For program point L175-6(lines 175 181) no Hoare annotation was computed. [2022-01-10 18:14:06,212 INFO L854 garLoopResultBuilder]: At program point L353(lines 348 356) the Hoare annotation is: false [2022-01-10 18:14:06,212 INFO L854 garLoopResultBuilder]: At program point L199-1(lines 195 201) 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 .cse2 (<= ~methaneLevelCritical~0Int 0)))) [2022-01-10 18:14:06,212 INFO L854 garLoopResultBuilder]: At program point L353-1(lines 348 356) 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)))) [2022-01-10 18:14:06,213 INFO L858 garLoopResultBuilder]: For program point L316-6(lines 316 320) no Hoare annotation was computed. [2022-01-10 18:14:06,213 INFO L858 garLoopResultBuilder]: For program point L175-8(lines 174 193) no Hoare annotation was computed. [2022-01-10 18:14:06,213 INFO L854 garLoopResultBuilder]: At program point L251(lines 244 254) the Hoare annotation is: false [2022-01-10 18:14:06,214 INFO L854 garLoopResultBuilder]: At program point L207-1(lines 203 227) 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 .cse2 (<= ~methaneLevelCritical~0Int 0)))) [2022-01-10 18:14:06,214 INFO L858 garLoopResultBuilder]: For program point L408(lines 408 425) no Hoare annotation was computed. [2022-01-10 18:14:06,216 INFO L854 garLoopResultBuilder]: At program point L316-8(lines 312 323) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1))) [2022-01-10 18:14:06,217 INFO L858 garLoopResultBuilder]: For program point L207-4(lines 207 224) no Hoare annotation was computed. [2022-01-10 18:14:06,220 INFO L858 garLoopResultBuilder]: For program point L182-5(lines 182 188) no Hoare annotation was computed. [2022-01-10 18:14:06,220 INFO L858 garLoopResultBuilder]: For program point L211(lines 211 219) no Hoare annotation was computed. [2022-01-10 18:14:06,220 INFO L854 garLoopResultBuilder]: At program point L260(lines 255 263) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int| 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)) [2022-01-10 18:14:06,220 INFO L854 garLoopResultBuilder]: At program point L408-1(lines 400 428) 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)) [2022-01-10 18:14:06,220 INFO L854 garLoopResultBuilder]: At program point L353-4(lines 348 356) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1))) [2022-01-10 18:14:06,220 INFO L854 garLoopResultBuilder]: At program point L199-5(lines 195 201) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1))) [2022-01-10 18:14:06,220 INFO L854 garLoopResultBuilder]: At program point L353-5(lines 348 356) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 18:14:06,221 INFO L854 garLoopResultBuilder]: At program point L241(lines 236 243) the Hoare annotation is: false [2022-01-10 18:14:06,221 INFO L854 garLoopResultBuilder]: At program point L199(lines 195 201) the Hoare annotation is: false [2022-01-10 18:14:06,221 INFO L858 garLoopResultBuilder]: For program point L412(lines 412 422) no Hoare annotation was computed. [2022-01-10 18:14:06,221 INFO L854 garLoopResultBuilder]: At program point L192(lines 171 194) 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)) [2022-01-10 18:14:06,221 INFO L854 garLoopResultBuilder]: At program point L251-2(lines 244 254) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1))) [2022-01-10 18:14:06,221 INFO L854 garLoopResultBuilder]: At program point L207-5(lines 203 227) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1))) [2022-01-10 18:14:06,221 INFO L858 garLoopResultBuilder]: For program point L408-4(lines 408 425) no Hoare annotation was computed. [2022-01-10 18:14:06,221 INFO L858 garLoopResultBuilder]: For program point L413(lines 413 419) no Hoare annotation was computed. [2022-01-10 18:14:06,221 INFO L858 garLoopResultBuilder]: For program point L211-6(lines 211 219) no Hoare annotation was computed. [2022-01-10 18:14:06,222 INFO L854 garLoopResultBuilder]: At program point L260-2(lines 255 263) the Hoare annotation is: false [2022-01-10 18:14:06,222 INFO L854 garLoopResultBuilder]: At program point L408-5(lines 400 428) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1))) [2022-01-10 18:14:06,222 INFO L858 garLoopResultBuilder]: For program point L800(line 800) no Hoare annotation was computed. [2022-01-10 18:14:06,222 INFO L854 garLoopResultBuilder]: At program point L241-2(lines 236 243) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1))) [2022-01-10 18:14:06,222 INFO L854 garLoopResultBuilder]: At program point L199-4(lines 195 201) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1))) [2022-01-10 18:14:06,222 INFO L858 garLoopResultBuilder]: For program point L412-4(lines 412 422) no Hoare annotation was computed. [2022-01-10 18:14:06,222 INFO L854 garLoopResultBuilder]: At program point L192-2(lines 171 194) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1))) [2022-01-10 18:14:06,222 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 800) no Hoare annotation was computed. [2022-01-10 18:14:06,223 INFO L854 garLoopResultBuilder]: At program point L801(lines 796 803) the Hoare annotation is: false [2022-01-10 18:14:06,223 INFO L858 garLoopResultBuilder]: For program point L413-6(lines 413 419) no Hoare annotation was computed. [2022-01-10 18:14:06,223 INFO L858 garLoopResultBuilder]: For program point L800-2(line 800) no Hoare annotation was computed. [2022-01-10 18:14:06,223 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 800) no Hoare annotation was computed. [2022-01-10 18:14:06,223 INFO L854 garLoopResultBuilder]: At program point L801-2(lines 796 803) the Hoare annotation is: false [2022-01-10 18:14:06,226 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-01-10 18:14:06,227 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 18:14:06,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 06:14:06 BasicIcfg [2022-01-10 18:14:06,290 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 18:14:06,290 INFO L158 Benchmark]: Toolchain (without parser) took 3848.07ms. Allocated memory was 180.4MB in the beginning and 217.1MB in the end (delta: 36.7MB). Free memory was 129.0MB in the beginning and 180.4MB in the end (delta: -51.4MB). Peak memory consumption was 95.9MB. Max. memory is 8.0GB. [2022-01-10 18:14:06,291 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 180.4MB. Free memory was 145.9MB in the beginning and 145.9MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 18:14:06,291 INFO L158 Benchmark]: CACSL2BoogieTranslator took 506.88ms. Allocated memory was 180.4MB in the beginning and 217.1MB in the end (delta: 36.7MB). Free memory was 128.8MB in the beginning and 179.6MB in the end (delta: -50.8MB). Peak memory consumption was 13.2MB. Max. memory is 8.0GB. [2022-01-10 18:14:06,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.82ms. Allocated memory is still 217.1MB. Free memory was 179.6MB in the beginning and 176.9MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-10 18:14:06,291 INFO L158 Benchmark]: Boogie Preprocessor took 57.03ms. Allocated memory is still 217.1MB. Free memory was 176.9MB in the beginning and 174.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-10 18:14:06,292 INFO L158 Benchmark]: RCFGBuilder took 549.09ms. Allocated memory is still 217.1MB. Free memory was 174.8MB in the beginning and 156.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2022-01-10 18:14:06,292 INFO L158 Benchmark]: IcfgTransformer took 101.72ms. Allocated memory is still 217.1MB. Free memory was 156.0MB in the beginning and 149.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-01-10 18:14:06,292 INFO L158 Benchmark]: TraceAbstraction took 2569.60ms. Allocated memory is still 217.1MB. Free memory was 149.1MB in the beginning and 180.4MB in the end (delta: -31.3MB). Peak memory consumption was 79.9MB. Max. memory is 8.0GB. [2022-01-10 18:14:06,294 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 180.4MB. Free memory was 145.9MB in the beginning and 145.9MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 506.88ms. Allocated memory was 180.4MB in the beginning and 217.1MB in the end (delta: 36.7MB). Free memory was 128.8MB in the beginning and 179.6MB in the end (delta: -50.8MB). Peak memory consumption was 13.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 57.82ms. Allocated memory is still 217.1MB. Free memory was 179.6MB in the beginning and 176.9MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 57.03ms. Allocated memory is still 217.1MB. Free memory was 176.9MB in the beginning and 174.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 549.09ms. Allocated memory is still 217.1MB. Free memory was 174.8MB in the beginning and 156.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * IcfgTransformer took 101.72ms. Allocated memory is still 217.1MB. Free memory was 156.0MB in the beginning and 149.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 2569.60ms. Allocated memory is still 217.1MB. Free memory was 149.1MB in the beginning and 180.4MB in the end (delta: -31.3MB). Peak memory consumption was 79.9MB. 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: 800]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 800]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 800]: 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, 104 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 662 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 662 mSDsluCounter, 1260 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 621 mSDsCounter, 43 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 104 IncrementalHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 43 mSolverCounterUnsat, 639 mSDtfsCounter, 104 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=206occurred 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, 145 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 135 NumberOfFragments, 745 HoareAnnotationTreeSize, 51 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 2460 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 205 NumberOfCodeBlocks, 205 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 199 ConstructedInterpolants, 0 QuantifiedInterpolants, 559 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: 324]: 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)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 336]: 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)) && ~bvule32(pumpRunning, 0bv32)) || (((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32)) - InvariantResult [Line: 400]: 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)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 171]: 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)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 103]: 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)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 203]: 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)) && ~bvule32(pumpRunning, 0bv32)) || (((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32)) - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 348]: 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)) && ~bvule32(pumpRunning, 0bv32)) || ((((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(pumpRunning, 0bv32)) - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 300]: 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)) && ~bvule32(pumpRunning, 0bv32)) || (((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32)) - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0bv32 && ~bvule32(\result, 0bv32)) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 195]: 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)) && ~bvule32(pumpRunning, 0bv32)) || (((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32)) RESULT: Ultimate proved your program to be correct! [2022-01-10 18:14:06,386 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...