/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_NONE.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-11 00:03:53,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-11 00:03:53,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-11 00:03:53,543 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-11 00:03:53,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-11 00:03:53,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-11 00:03:53,546 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-11 00:03:53,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-11 00:03:53,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-11 00:03:53,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-11 00:03:53,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-11 00:03:53,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-11 00:03:53,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-11 00:03:53,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-11 00:03:53,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-11 00:03:53,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-11 00:03:53,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-11 00:03:53,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-11 00:03:53,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-11 00:03:53,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-11 00:03:53,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-11 00:03:53,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-11 00:03:53,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-11 00:03:53,597 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-11 00:03:53,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-11 00:03:53,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-11 00:03:53,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-11 00:03:53,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-11 00:03:53,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-11 00:03:53,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-11 00:03:53,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-11 00:03:53,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-11 00:03:53,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-11 00:03:53,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-11 00:03:53,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-11 00:03:53,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-11 00:03:53,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-11 00:03:53,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-11 00:03:53,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-11 00:03:53,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-11 00:03:53,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-11 00:03:53,614 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_NONE.epf [2022-01-11 00:03:53,643 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-11 00:03:53,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-11 00:03:53,643 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-11 00:03:53,643 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-11 00:03:53,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-11 00:03:53,644 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-11 00:03:53,645 INFO L138 SettingsManager]: * Use SBE=true [2022-01-11 00:03:53,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-11 00:03:53,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-11 00:03:53,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-11 00:03:53,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-11 00:03:53,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-11 00:03:53,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-11 00:03:53,646 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-11 00:03:53,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-11 00:03:53,646 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-11 00:03:53,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-11 00:03:53,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-11 00:03:53,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-11 00:03:53,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-11 00:03:53,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-11 00:03:53,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 00:03:53,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-11 00:03:53,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-11 00:03:53,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-11 00:03:53,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-11 00:03:53,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-11 00:03:53,647 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-11 00:03:53,647 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-11 00:03:53,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-11 00:03:53,648 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-11 00:03:53,648 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-11 00:03:53,648 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-11 00:03:53,649 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_NONE WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-11 00:03:53,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-11 00:03:53,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-11 00:03:53,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-11 00:03:53,901 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-11 00:03:53,901 INFO L275 PluginConnector]: CDTParser initialized [2022-01-11 00:03:53,902 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2022-01-11 00:03:53,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40fd07d9d/96f6bc12236d43f9a60dbe96bce96647/FLAGe2aac576c [2022-01-11 00:03:54,424 INFO L306 CDTParser]: Found 1 translation units. [2022-01-11 00:03:54,425 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2022-01-11 00:03:54,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40fd07d9d/96f6bc12236d43f9a60dbe96bce96647/FLAGe2aac576c [2022-01-11 00:03:54,776 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40fd07d9d/96f6bc12236d43f9a60dbe96bce96647 [2022-01-11 00:03:54,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-11 00:03:54,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-11 00:03:54,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-11 00:03:54,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-11 00:03:54,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-11 00:03:54,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 12:03:54" (1/1) ... [2022-01-11 00:03:54,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e7f45b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 12:03:54, skipping insertion in model container [2022-01-11 00:03:54,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 12:03:54" (1/1) ... [2022-01-11 00:03:54,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-11 00:03:54,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-11 00:03:55,137 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_product12.cil.c[6803,6816] [2022-01-11 00:03:55,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 00:03:55,233 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-01-11 00:03:55,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-11 00:03:55,285 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_product12.cil.c[6803,6816] [2022-01-11 00:03:55,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 00:03:55,346 INFO L203 MainTranslator]: Completed pre-run [2022-01-11 00:03:55,384 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_product12.cil.c[6803,6816] [2022-01-11 00:03:55,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 00:03:55,438 INFO L208 MainTranslator]: Completed translation [2022-01-11 00:03:55,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 12:03:55 WrapperNode [2022-01-11 00:03:55,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-11 00:03:55,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-11 00:03:55,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-11 00:03:55,440 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-11 00:03:55,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 12:03:55" (1/1) ... [2022-01-11 00:03:55,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 12:03:55" (1/1) ... [2022-01-11 00:03:55,504 INFO L137 Inliner]: procedures = 55, calls = 150, calls flagged for inlining = 47, calls inlined = 36, statements flattened = 304 [2022-01-11 00:03:55,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-11 00:03:55,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-11 00:03:55,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-11 00:03:55,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-11 00:03:55,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 12:03:55" (1/1) ... [2022-01-11 00:03:55,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 12:03:55" (1/1) ... [2022-01-11 00:03:55,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 12:03:55" (1/1) ... [2022-01-11 00:03:55,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 12:03:55" (1/1) ... [2022-01-11 00:03:55,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 12:03:55" (1/1) ... [2022-01-11 00:03:55,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 12:03:55" (1/1) ... [2022-01-11 00:03:55,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 12:03:55" (1/1) ... [2022-01-11 00:03:55,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-11 00:03:55,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-11 00:03:55,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-11 00:03:55,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-11 00:03:55,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 12:03:55" (1/1) ... [2022-01-11 00:03:55,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 00:03:55,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-11 00:03:55,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-11 00:03:55,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-11 00:03:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-11 00:03:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-11 00:03:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-11 00:03:55,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-11 00:03:55,741 INFO L234 CfgBuilder]: Building ICFG [2022-01-11 00:03:55,742 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-11 00:03:56,137 INFO L275 CfgBuilder]: Performing block encoding [2022-01-11 00:03:56,146 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-11 00:03:56,146 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-11 00:03:56,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 12:03:56 BoogieIcfgContainer [2022-01-11 00:03:56,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-11 00:03:56,149 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-11 00:03:56,149 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-11 00:03:56,151 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-11 00:03:56,154 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 12:03:56" (1/1) ... [2022-01-11 00:03:56,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 12:03:56 BasicIcfg [2022-01-11 00:03:56,263 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-11 00:03:56,266 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-11 00:03:56,266 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-11 00:03:56,270 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-11 00:03:56,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.01 12:03:54" (1/4) ... [2022-01-11 00:03:56,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af1aa8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 12:03:56, skipping insertion in model container [2022-01-11 00:03:56,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 12:03:55" (2/4) ... [2022-01-11 00:03:56,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af1aa8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 12:03:56, skipping insertion in model container [2022-01-11 00:03:56,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 12:03:56" (3/4) ... [2022-01-11 00:03:56,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af1aa8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.01 12:03:56, skipping insertion in model container [2022-01-11 00:03:56,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 12:03:56" (4/4) ... [2022-01-11 00:03:56,273 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product12.cil.cTransformedIcfg [2022-01-11 00:03:56,277 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-11 00:03:56,278 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-01-11 00:03:56,317 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-11 00:03:56,322 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-11 00:03:56,323 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-11 00:03:56,335 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 83 states have (on average 1.4216867469879517) internal successors, (118), 86 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:56,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-01-11 00:03:56,340 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 00:03:56,341 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 00:03:56,341 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 00:03:56,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 00:03:56,346 INFO L85 PathProgramCache]: Analyzing trace with hash -363693441, now seen corresponding path program 1 times [2022-01-11 00:03:56,353 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 00:03:56,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591520719] [2022-01-11 00:03:56,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 00:03:56,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 00:03:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 00:03:56,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 00:03:56,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 00:03:56,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591520719] [2022-01-11 00:03:56,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591520719] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 00:03:56,587 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 00:03:56,587 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 00:03:56,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898062653] [2022-01-11 00:03:56,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 00:03:56,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-11 00:03:56,593 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 00:03:56,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-11 00:03:56,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-11 00:03:56,617 INFO L87 Difference]: Start difference. First operand has 87 states, 83 states have (on average 1.4216867469879517) internal successors, (118), 86 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:56,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 00:03:56,642 INFO L93 Difference]: Finished difference Result 163 states and 224 transitions. [2022-01-11 00:03:56,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-11 00:03:56,644 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-01-11 00:03:56,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 00:03:56,654 INFO L225 Difference]: With dead ends: 163 [2022-01-11 00:03:56,655 INFO L226 Difference]: Without dead ends: 77 [2022-01-11 00:03:56,658 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-11 00:03:56,662 INFO L933 BasicCegarLoop]: 108 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, 108 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 00:03:56,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 00:03:56,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2022-01-11 00:03:56,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2022-01-11 00:03:56,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 74 states have (on average 1.3513513513513513) internal successors, (100), 76 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:56,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 100 transitions. [2022-01-11 00:03:56,699 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 100 transitions. Word has length 19 [2022-01-11 00:03:56,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 00:03:56,699 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 100 transitions. [2022-01-11 00:03:56,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:56,701 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 100 transitions. [2022-01-11 00:03:56,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-01-11 00:03:56,702 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 00:03:56,702 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 00:03:56,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-11 00:03:56,703 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 00:03:56,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 00:03:56,704 INFO L85 PathProgramCache]: Analyzing trace with hash 9606340, now seen corresponding path program 1 times [2022-01-11 00:03:56,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 00:03:56,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324636982] [2022-01-11 00:03:56,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 00:03:56,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 00:03:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 00:03:56,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 00:03:56,817 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 00:03:56,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324636982] [2022-01-11 00:03:56,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324636982] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 00:03:56,817 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 00:03:56,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 00:03:56,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555988635] [2022-01-11 00:03:56,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 00:03:56,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 00:03:56,821 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 00:03:56,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 00:03:56,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 00:03:56,826 INFO L87 Difference]: Start difference. First operand 77 states and 100 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:56,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 00:03:56,888 INFO L93 Difference]: Finished difference Result 210 states and 279 transitions. [2022-01-11 00:03:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 00:03:56,889 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-01-11 00:03:56,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 00:03:56,891 INFO L225 Difference]: With dead ends: 210 [2022-01-11 00:03:56,891 INFO L226 Difference]: Without dead ends: 141 [2022-01-11 00:03:56,892 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 00:03:56,893 INFO L933 BasicCegarLoop]: 97 mSDtfsCounter, 82 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 00:03:56,893 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [82 Valid, 177 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 00:03:56,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2022-01-11 00:03:56,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 132. [2022-01-11 00:03:56,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 129 states have (on average 1.372093023255814) internal successors, (177), 131 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:56,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 177 transitions. [2022-01-11 00:03:56,921 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 177 transitions. Word has length 20 [2022-01-11 00:03:56,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 00:03:56,922 INFO L470 AbstractCegarLoop]: Abstraction has 132 states and 177 transitions. [2022-01-11 00:03:56,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:56,925 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 177 transitions. [2022-01-11 00:03:56,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-01-11 00:03:56,926 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 00:03:56,926 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] [2022-01-11 00:03:56,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-11 00:03:56,926 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 00:03:56,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 00:03:56,927 INFO L85 PathProgramCache]: Analyzing trace with hash 988104411, now seen corresponding path program 1 times [2022-01-11 00:03:56,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 00:03:56,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292034332] [2022-01-11 00:03:56,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 00:03:56,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 00:03:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 00:03:57,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 00:03:57,011 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 00:03:57,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292034332] [2022-01-11 00:03:57,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292034332] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 00:03:57,012 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 00:03:57,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-11 00:03:57,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743691167] [2022-01-11 00:03:57,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 00:03:57,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 00:03:57,013 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 00:03:57,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 00:03:57,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 00:03:57,015 INFO L87 Difference]: Start difference. First operand 132 states and 177 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:57,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 00:03:57,074 INFO L93 Difference]: Finished difference Result 256 states and 346 transitions. [2022-01-11 00:03:57,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 00:03:57,074 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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 21 [2022-01-11 00:03:57,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 00:03:57,077 INFO L225 Difference]: With dead ends: 256 [2022-01-11 00:03:57,078 INFO L226 Difference]: Without dead ends: 250 [2022-01-11 00:03:57,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 00:03:57,079 INFO L933 BasicCegarLoop]: 97 mSDtfsCounter, 71 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 00:03:57,079 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [71 Valid, 177 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 00:03:57,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-01-11 00:03:57,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 250. [2022-01-11 00:03:57,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 247 states have (on average 1.3643724696356276) internal successors, (337), 249 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:57,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 337 transitions. [2022-01-11 00:03:57,100 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 337 transitions. Word has length 21 [2022-01-11 00:03:57,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 00:03:57,100 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 337 transitions. [2022-01-11 00:03:57,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:57,101 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 337 transitions. [2022-01-11 00:03:57,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-01-11 00:03:57,102 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 00:03:57,102 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] [2022-01-11 00:03:57,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-11 00:03:57,103 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 00:03:57,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 00:03:57,103 INFO L85 PathProgramCache]: Analyzing trace with hash 490374407, now seen corresponding path program 1 times [2022-01-11 00:03:57,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 00:03:57,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680921487] [2022-01-11 00:03:57,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 00:03:57,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 00:03:57,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 00:03:57,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 00:03:57,255 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 00:03:57,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680921487] [2022-01-11 00:03:57,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680921487] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 00:03:57,255 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 00:03:57,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-11 00:03:57,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453608580] [2022-01-11 00:03:57,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 00:03:57,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-11 00:03:57,258 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 00:03:57,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-11 00:03:57,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-11 00:03:57,259 INFO L87 Difference]: Start difference. First operand 250 states and 337 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:57,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 00:03:57,372 INFO L93 Difference]: Finished difference Result 776 states and 1055 transitions. [2022-01-11 00:03:57,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-11 00:03:57,373 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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 36 [2022-01-11 00:03:57,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 00:03:57,376 INFO L225 Difference]: With dead ends: 776 [2022-01-11 00:03:57,376 INFO L226 Difference]: Without dead ends: 479 [2022-01-11 00:03:57,377 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-01-11 00:03:57,378 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 252 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-11 00:03:57,378 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [252 Valid, 396 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-11 00:03:57,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2022-01-11 00:03:57,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 302. [2022-01-11 00:03:57,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 299 states have (on average 1.354515050167224) internal successors, (405), 301 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:57,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 405 transitions. [2022-01-11 00:03:57,422 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 405 transitions. Word has length 36 [2022-01-11 00:03:57,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 00:03:57,422 INFO L470 AbstractCegarLoop]: Abstraction has 302 states and 405 transitions. [2022-01-11 00:03:57,423 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:57,423 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 405 transitions. [2022-01-11 00:03:57,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-01-11 00:03:57,425 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 00:03:57,425 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] [2022-01-11 00:03:57,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-11 00:03:57,425 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 00:03:57,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 00:03:57,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1118341737, now seen corresponding path program 1 times [2022-01-11 00:03:57,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 00:03:57,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377928382] [2022-01-11 00:03:57,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 00:03:57,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 00:03:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 00:03:57,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 00:03:57,520 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 00:03:57,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377928382] [2022-01-11 00:03:57,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377928382] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 00:03:57,520 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 00:03:57,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-11 00:03:57,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610150297] [2022-01-11 00:03:57,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 00:03:57,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 00:03:57,521 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 00:03:57,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 00:03:57,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 00:03:57,522 INFO L87 Difference]: Start difference. First operand 302 states and 405 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:57,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 00:03:57,548 INFO L93 Difference]: Finished difference Result 302 states and 405 transitions. [2022-01-11 00:03:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 00:03:57,549 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 44 [2022-01-11 00:03:57,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 00:03:57,550 INFO L225 Difference]: With dead ends: 302 [2022-01-11 00:03:57,550 INFO L226 Difference]: Without dead ends: 178 [2022-01-11 00:03:57,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 00:03:57,556 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 23 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 00:03:57,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 60 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 00:03:57,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2022-01-11 00:03:57,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 178. [2022-01-11 00:03:57,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 177 states have (on average 1.3502824858757063) internal successors, (239), 177 states have internal predecessors, (239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:57,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 239 transitions. [2022-01-11 00:03:57,588 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 239 transitions. Word has length 44 [2022-01-11 00:03:57,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 00:03:57,591 INFO L470 AbstractCegarLoop]: Abstraction has 178 states and 239 transitions. [2022-01-11 00:03:57,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:57,591 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 239 transitions. [2022-01-11 00:03:57,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-01-11 00:03:57,593 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 00:03:57,593 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 00:03:57,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-11 00:03:57,593 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 00:03:57,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 00:03:57,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1665042311, now seen corresponding path program 1 times [2022-01-11 00:03:57,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 00:03:57,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937880629] [2022-01-11 00:03:57,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 00:03:57,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 00:03:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 00:03:57,684 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-11 00:03:57,684 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 00:03:57,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937880629] [2022-01-11 00:03:57,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937880629] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 00:03:57,685 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 00:03:57,685 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-11 00:03:57,685 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622751739] [2022-01-11 00:03:57,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 00:03:57,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-11 00:03:57,686 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 00:03:57,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-11 00:03:57,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-11 00:03:57,686 INFO L87 Difference]: Start difference. First operand 178 states and 239 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:57,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 00:03:57,771 INFO L93 Difference]: Finished difference Result 434 states and 585 transitions. [2022-01-11 00:03:57,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-11 00:03:57,772 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-01-11 00:03:57,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 00:03:57,774 INFO L225 Difference]: With dead ends: 434 [2022-01-11 00:03:57,774 INFO L226 Difference]: Without dead ends: 0 [2022-01-11 00:03:57,775 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 [2022-01-11 00:03:57,778 INFO L933 BasicCegarLoop]: 70 mSDtfsCounter, 116 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 177 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 [2022-01-11 00:03:57,781 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [116 Valid, 177 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 00:03:57,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-11 00:03:57,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-11 00:03:57,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:57,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-11 00:03:57,783 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2022-01-11 00:03:57,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 00:03:57,783 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-11 00:03:57,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 00:03:57,783 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-11 00:03:57,783 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-11 00:03:57,785 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-01-11 00:03:57,786 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-01-11 00:03:57,786 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-01-11 00:03:57,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-11 00:03:57,788 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-11 00:03:58,741 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-11 00:03:58,741 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-11 00:03:58,742 INFO L854 garLoopResultBuilder]: At program point L75(lines 71 77) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 00:03:58,742 INFO L854 garLoopResultBuilder]: At program point L68(lines 64 70) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 00:03:58,742 INFO L854 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 00:03:58,742 INFO L858 garLoopResultBuilder]: For program point L898(lines 898 905) no Hoare annotation was computed. [2022-01-11 00:03:58,742 INFO L854 garLoopResultBuilder]: At program point L874(lines 870 876) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 00:03:58,742 INFO L858 garLoopResultBuilder]: For program point L898-2(lines 898 905) no Hoare annotation was computed. [2022-01-11 00:03:58,742 INFO L854 garLoopResultBuilder]: At program point L326(lines 321 328) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 00:03:58,742 INFO L861 garLoopResultBuilder]: At program point L907(lines 888 910) the Hoare annotation is: true [2022-01-11 00:03:58,742 INFO L854 garLoopResultBuilder]: At program point L104-2(lines 104 153) the Hoare annotation is: (and (<= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 00:03:58,742 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-11 00:03:58,743 INFO L854 garLoopResultBuilder]: At program point L154(lines 103 155) the Hoare annotation is: (let ((.cse0 (<= ~methaneLevelCritical~0Int 0)) (.cse1 (= ~methAndRunningLastTime~0Int 0))) (or (and (<= 1 ~systemActive~0Int) .cse0 .cse1) (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) .cse0 .cse1 (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1)) (= ~methaneLevelCritical~0Int |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int|)))) [2022-01-11 00:03:58,743 INFO L858 garLoopResultBuilder]: For program point L105(lines 104 153) no Hoare annotation was computed. [2022-01-11 00:03:58,743 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-11 00:03:58,743 INFO L858 garLoopResultBuilder]: For program point L178-3(lines 178 184) no Hoare annotation was computed. [2022-01-11 00:03:58,743 INFO L858 garLoopResultBuilder]: For program point L106(lines 106 110) no Hoare annotation was computed. [2022-01-11 00:03:58,743 INFO L858 garLoopResultBuilder]: For program point L366-3(lines 366 370) no Hoare annotation was computed. [2022-01-11 00:03:58,743 INFO L858 garLoopResultBuilder]: For program point L178-5(lines 177 196) no Hoare annotation was computed. [2022-01-11 00:03:58,743 INFO L858 garLoopResultBuilder]: For program point L114(lines 114 120) no Hoare annotation was computed. [2022-01-11 00:03:58,743 INFO L854 garLoopResultBuilder]: At program point L366-5(lines 362 373) the Hoare annotation is: (let ((.cse0 (<= ~methaneLevelCritical~0Int 0)) (.cse1 (= ~methAndRunningLastTime~0Int 0))) (or (and (<= 1 ~systemActive~0Int) .cse0 .cse1) (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) .cse0 .cse1 (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1)) (= ~methaneLevelCritical~0Int |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int|)))) [2022-01-11 00:03:58,744 INFO L854 garLoopResultBuilder]: At program point L202-1(lines 198 204) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 00:03:58,744 INFO L858 garLoopResultBuilder]: For program point L185-3(lines 185 191) no Hoare annotation was computed. [2022-01-11 00:03:58,744 INFO L858 garLoopResultBuilder]: For program point L378(lines 378 382) no Hoare annotation was computed. [2022-01-11 00:03:58,744 INFO L858 garLoopResultBuilder]: For program point L114-2(lines 114 120) no Hoare annotation was computed. [2022-01-11 00:03:58,744 INFO L854 garLoopResultBuilder]: At program point L403-1(lines 398 406) the Hoare annotation is: (and (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (= ~methaneLevelCritical~0Int |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int|)) [2022-01-11 00:03:58,744 INFO L854 garLoopResultBuilder]: At program point L378-2(lines 374 385) the Hoare annotation is: (and (<= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 00:03:58,744 INFO L858 garLoopResultBuilder]: For program point L124(lines 124 130) no Hoare annotation was computed. [2022-01-11 00:03:58,744 INFO L858 garLoopResultBuilder]: For program point L337-2(lines 337 354) no Hoare annotation was computed. [2022-01-11 00:03:58,744 INFO L858 garLoopResultBuilder]: For program point L390(lines 390 394) no Hoare annotation was computed. [2022-01-11 00:03:58,744 INFO L858 garLoopResultBuilder]: For program point L124-2(lines 124 130) no Hoare annotation was computed. [2022-01-11 00:03:58,745 INFO L854 garLoopResultBuilder]: At program point L255-1(lines 250 258) the Hoare annotation is: false [2022-01-11 00:03:58,745 INFO L854 garLoopResultBuilder]: At program point L337-3(lines 329 357) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1)) (= ~methaneLevelCritical~0Int |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int|)) [2022-01-11 00:03:58,745 INFO L854 garLoopResultBuilder]: At program point L390-2(lines 386 397) the Hoare annotation is: (let ((.cse0 (<= ~pumpRunning~0Int 0)) (.cse1 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and .cse0 .cse1 (= ~methAndRunningLastTime~0Int 0)) (and .cse0 .cse1 (<= ~methaneLevelCritical~0Int 0)))) [2022-01-11 00:03:58,745 INFO L858 garLoopResultBuilder]: For program point L134(lines 134 149) no Hoare annotation was computed. [2022-01-11 00:03:58,745 INFO L858 garLoopResultBuilder]: For program point L341-2(lines 341 351) no Hoare annotation was computed. [2022-01-11 00:03:58,745 INFO L854 garLoopResultBuilder]: At program point L195-1(lines 174 197) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1)) (= ~methaneLevelCritical~0Int |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int|)) [2022-01-11 00:03:58,745 INFO L854 garLoopResultBuilder]: At program point L315(lines 310 317) 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)))) [2022-01-11 00:03:58,745 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 148) no Hoare annotation was computed. [2022-01-11 00:03:58,745 INFO L858 garLoopResultBuilder]: For program point L342-3(lines 342 348) no Hoare annotation was computed. [2022-01-11 00:03:58,746 INFO L854 garLoopResultBuilder]: At program point L826-2(lines 826 840) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1)) (= ~methaneLevelCritical~0Int |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int|)) [2022-01-11 00:03:58,746 INFO L858 garLoopResultBuilder]: For program point L142-2(lines 134 149) no Hoare annotation was computed. [2022-01-11 00:03:58,746 INFO L858 garLoopResultBuilder]: For program point L299(lines 299 305) no Hoare annotation was computed. [2022-01-11 00:03:58,746 INFO L858 garLoopResultBuilder]: For program point L444-1(line 444) no Hoare annotation was computed. [2022-01-11 00:03:58,746 INFO L861 garLoopResultBuilder]: At program point L841(lines 816 845) the Hoare annotation is: true [2022-01-11 00:03:58,746 INFO L858 garLoopResultBuilder]: For program point L827(line 827) no Hoare annotation was computed. [2022-01-11 00:03:58,746 INFO L858 garLoopResultBuilder]: For program point L178(lines 178 184) no Hoare annotation was computed. [2022-01-11 00:03:58,746 INFO L854 garLoopResultBuilder]: At program point L236(lines 231 238) the Hoare annotation is: false [2022-01-11 00:03:58,746 INFO L858 garLoopResultBuilder]: For program point L299-2(lines 299 305) no Hoare annotation was computed. [2022-01-11 00:03:58,746 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 444) no Hoare annotation was computed. [2022-01-11 00:03:58,746 INFO L854 garLoopResultBuilder]: At program point L445-1(lines 440 447) the Hoare annotation is: false [2022-01-11 00:03:58,746 INFO L861 garLoopResultBuilder]: At program point L159(lines 94 161) the Hoare annotation is: true [2022-01-11 00:03:58,747 INFO L858 garLoopResultBuilder]: For program point L830(lines 830 834) no Hoare annotation was computed. [2022-01-11 00:03:58,747 INFO L858 garLoopResultBuilder]: For program point L366(lines 366 370) no Hoare annotation was computed. [2022-01-11 00:03:58,747 INFO L858 garLoopResultBuilder]: For program point L178-2(lines 177 196) no Hoare annotation was computed. [2022-01-11 00:03:58,747 INFO L854 garLoopResultBuilder]: At program point L307(lines 295 309) the Hoare annotation is: (let ((.cse0 (<= ~pumpRunning~0Int 0)) (.cse1 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and .cse0 .cse1 (= ~methAndRunningLastTime~0Int 0)) (and .cse0 .cse1 (<= ~methaneLevelCritical~0Int 0)))) [2022-01-11 00:03:58,747 INFO L861 garLoopResultBuilder]: At program point L885(lines 877 887) the Hoare annotation is: true [2022-01-11 00:03:58,747 INFO L858 garLoopResultBuilder]: For program point L830-1(lines 830 834) no Hoare annotation was computed. [2022-01-11 00:03:58,747 INFO L854 garLoopResultBuilder]: At program point L366-2(lines 362 373) the Hoare annotation is: false [2022-01-11 00:03:58,747 INFO L854 garLoopResultBuilder]: At program point L202(lines 198 204) 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)))) [2022-01-11 00:03:58,747 INFO L858 garLoopResultBuilder]: For program point L185-1(lines 185 191) no Hoare annotation was computed. [2022-01-11 00:03:58,747 INFO L858 garLoopResultBuilder]: For program point L178-6(lines 178 184) no Hoare annotation was computed. [2022-01-11 00:03:58,748 INFO L854 garLoopResultBuilder]: At program point L403(lines 398 406) the Hoare annotation is: (let ((.cse0 (<= ~pumpRunning~0Int 0)) (.cse1 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and .cse0 .cse1 (= ~methAndRunningLastTime~0Int 0)) (and .cse0 .cse1 (<= ~methaneLevelCritical~0Int 0) (= ~methaneLevelCritical~0Int |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int|)))) [2022-01-11 00:03:58,748 INFO L858 garLoopResultBuilder]: For program point L366-6(lines 366 370) no Hoare annotation was computed. [2022-01-11 00:03:58,748 INFO L858 garLoopResultBuilder]: For program point L178-8(lines 177 196) no Hoare annotation was computed. [2022-01-11 00:03:58,748 INFO L858 garLoopResultBuilder]: For program point L337(lines 337 354) no Hoare annotation was computed. [2022-01-11 00:03:58,748 INFO L854 garLoopResultBuilder]: At program point L366-8(lines 362 373) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1)) (= ~methaneLevelCritical~0Int |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int|)) [2022-01-11 00:03:58,748 INFO L854 garLoopResultBuilder]: At program point L202-2(lines 198 204) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= (+ ~methaneLevelCritical~0Int (* (- 1) |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int|)) 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1))) [2022-01-11 00:03:58,748 INFO L858 garLoopResultBuilder]: For program point L185-5(lines 185 191) no Hoare annotation was computed. [2022-01-11 00:03:58,748 INFO L854 garLoopResultBuilder]: At program point L255(lines 250 258) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int| 0) (<= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 00:03:58,748 INFO L854 garLoopResultBuilder]: At program point L337-1(lines 329 357) the Hoare annotation is: (and (<= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 00:03:58,748 INFO L854 garLoopResultBuilder]: At program point L403-2(lines 398 406) the Hoare annotation is: (and (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (= ~methaneLevelCritical~0Int |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int|)) [2022-01-11 00:03:58,749 INFO L858 garLoopResultBuilder]: For program point L341(lines 341 351) no Hoare annotation was computed. [2022-01-11 00:03:58,749 INFO L854 garLoopResultBuilder]: At program point L195(lines 174 197) the Hoare annotation is: (and (<= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-11 00:03:58,749 INFO L858 garLoopResultBuilder]: For program point L337-4(lines 337 354) no Hoare annotation was computed. [2022-01-11 00:03:58,749 INFO L858 garLoopResultBuilder]: For program point L342(lines 342 348) no Hoare annotation was computed. [2022-01-11 00:03:58,749 INFO L854 garLoopResultBuilder]: At program point L255-2(lines 250 258) the Hoare annotation is: false [2022-01-11 00:03:58,749 INFO L854 garLoopResultBuilder]: At program point L337-5(lines 329 357) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1)) (= ~methaneLevelCritical~0Int |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int|)) [2022-01-11 00:03:58,749 INFO L858 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2022-01-11 00:03:58,749 INFO L858 garLoopResultBuilder]: For program point L341-4(lines 341 351) no Hoare annotation was computed. [2022-01-11 00:03:58,749 INFO L854 garLoopResultBuilder]: At program point L195-2(lines 174 197) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0) (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~2#1Int| 1)) (= ~methaneLevelCritical~0Int |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int|)) [2022-01-11 00:03:58,750 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 444) no Hoare annotation was computed. [2022-01-11 00:03:58,750 INFO L854 garLoopResultBuilder]: At program point L445(lines 440 447) the Hoare annotation is: false [2022-01-11 00:03:58,750 INFO L858 garLoopResultBuilder]: For program point L342-6(lines 342 348) no Hoare annotation was computed. [2022-01-11 00:03:58,750 INFO L858 garLoopResultBuilder]: For program point L444-2(line 444) no Hoare annotation was computed. [2022-01-11 00:03:58,750 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 444) no Hoare annotation was computed. [2022-01-11 00:03:58,750 INFO L854 garLoopResultBuilder]: At program point L445-2(lines 440 447) the Hoare annotation is: false [2022-01-11 00:03:58,753 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-01-11 00:03:58,754 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-11 00:03:58,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.01 12:03:58 BasicIcfg [2022-01-11 00:03:58,792 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-11 00:03:58,793 INFO L158 Benchmark]: Toolchain (without parser) took 4010.44ms. Allocated memory was 194.0MB in the beginning and 266.3MB in the end (delta: 72.4MB). Free memory was 135.8MB in the beginning and 135.1MB in the end (delta: 704.3kB). Peak memory consumption was 74.4MB. Max. memory is 8.0GB. [2022-01-11 00:03:58,793 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 194.0MB. Free memory was 153.0MB in the beginning and 153.0MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 8.0GB. [2022-01-11 00:03:58,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 655.46ms. Allocated memory was 194.0MB in the beginning and 266.3MB in the end (delta: 72.4MB). Free memory was 135.6MB in the beginning and 225.0MB in the end (delta: -89.4MB). Peak memory consumption was 13.9MB. Max. memory is 8.0GB. [2022-01-11 00:03:58,794 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.12ms. Allocated memory is still 266.3MB. Free memory was 225.0MB in the beginning and 222.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-11 00:03:58,794 INFO L158 Benchmark]: Boogie Preprocessor took 32.45ms. Allocated memory is still 266.3MB. Free memory was 222.4MB in the beginning and 220.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-01-11 00:03:58,794 INFO L158 Benchmark]: RCFGBuilder took 609.82ms. Allocated memory is still 266.3MB. Free memory was 220.8MB in the beginning and 203.0MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2022-01-11 00:03:58,794 INFO L158 Benchmark]: IcfgTransformer took 113.92ms. Allocated memory is still 266.3MB. Free memory was 202.5MB in the beginning and 197.2MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-01-11 00:03:58,795 INFO L158 Benchmark]: TraceAbstraction took 2526.44ms. Allocated memory is still 266.3MB. Free memory was 196.7MB in the beginning and 135.1MB in the end (delta: 61.6MB). Peak memory consumption was 62.1MB. Max. memory is 8.0GB. [2022-01-11 00:03:58,796 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 194.0MB. Free memory was 153.0MB in the beginning and 153.0MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 655.46ms. Allocated memory was 194.0MB in the beginning and 266.3MB in the end (delta: 72.4MB). Free memory was 135.6MB in the beginning and 225.0MB in the end (delta: -89.4MB). Peak memory consumption was 13.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 65.12ms. Allocated memory is still 266.3MB. Free memory was 225.0MB in the beginning and 222.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.45ms. Allocated memory is still 266.3MB. Free memory was 222.4MB in the beginning and 220.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 609.82ms. Allocated memory is still 266.3MB. Free memory was 220.8MB in the beginning and 203.0MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * IcfgTransformer took 113.92ms. Allocated memory is still 266.3MB. Free memory was 202.5MB in the beginning and 197.2MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * TraceAbstraction took 2526.44ms. Allocated memory is still 266.3MB. Free memory was 196.7MB in the beginning and 135.1MB in the end (delta: 61.6MB). Peak memory consumption was 62.1MB. 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: 444]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 444]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 444]: 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, 87 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 544 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 544 mSDsluCounter, 1095 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 538 mSDsCounter, 39 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 68 IncrementalHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 39 mSolverCounterUnsat, 557 mSDtfsCounter, 68 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=302occurred in iteration=4, InterpolantAutomatonStates: 23, 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, 186 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 38 LocationsWithAnnotation, 38 PreInvPairs, 147 NumberOfFragments, 560 HoareAnnotationTreeSize, 38 FomulaSimplifications, 502 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 38 FomulaSimplificationsInter, 2905 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 191 NumberOfCodeBlocks, 191 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 185 ConstructedInterpolants, 0 QuantifiedInterpolants, 525 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 21/21 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: 250]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && 0bv65 == ~bvadd16(~zero_extendFrom32To65(methaneLevelCritical), ~sign_extendFrom32To64(~bvmul64(18446744073709551615bv64, ~zero_extendFrom32To64(\result))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: (methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == \result && ~bvule32(methaneLevelCritical, 0bv32)) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: (methaneLevelCritical == \result && ~bvule32(methaneLevelCritical, 0bv32)) && methAndRunningLastTime == 0bv32 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(pumpRunning, 0bv32)) || ((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(pumpRunning, 0bv32)) - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == \result && ~bvule32(methaneLevelCritical, 0bv32)) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 310]: 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: 870]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: (methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == \result && ~bvule32(methaneLevelCritical, 0bv32)) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 250]: 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(pumpRunning, 0bv32) - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(pumpRunning, 0bv32)) || ((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(pumpRunning, 0bv32)) - InvariantResult [Line: 198]: 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: 362]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == \result && ~bvule32(methaneLevelCritical, 0bv32)) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == \result && ~bvule32(methaneLevelCritical, 0bv32)) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(pumpRunning, 0bv32)) || ((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(pumpRunning, 0bv32)) - InvariantResult [Line: 877]: 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: 64]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical == \result && ~bvule32(methaneLevelCritical, 0bv32)) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) || ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical == \result && ~bvule32(methaneLevelCritical, 0bv32)) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) || ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: 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: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: (methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == \result && ~bvule32(methaneLevelCritical, 0bv32)) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: (methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: (methaneLevelCritical == \result && ~bvule32(methaneLevelCritical, 0bv32)) && methAndRunningLastTime == 0bv32 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == \result && ~bvule32(methaneLevelCritical, 0bv32)) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32) - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) RESULT: Ultimate proved your program to be correct! [2022-01-11 00:03:58,867 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...