/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInlineTransformed.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_SUM.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-11 05:55:25,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-11 05:55:25,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-11 05:55:25,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-11 05:55:25,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-11 05:55:25,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-11 05:55:25,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-11 05:55:25,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-11 05:55:25,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-11 05:55:25,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-11 05:55:25,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-11 05:55:25,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-11 05:55:25,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-11 05:55:25,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-11 05:55:25,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-11 05:55:25,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-11 05:55:25,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-11 05:55:25,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-11 05:55:25,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-11 05:55:25,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-11 05:55:25,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-11 05:55:25,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-11 05:55:25,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-11 05:55:25,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-11 05:55:25,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-11 05:55:25,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-11 05:55:25,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-11 05:55:25,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-11 05:55:25,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-11 05:55:25,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-11 05:55:25,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-11 05:55:25,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-11 05:55:25,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-11 05:55:25,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-11 05:55:25,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-11 05:55:25,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-11 05:55:25,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-11 05:55:25,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-11 05:55:25,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-11 05:55:25,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-11 05:55:25,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-11 05:55:25,645 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_SUM.epf [2022-01-11 05:55:25,674 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-11 05:55:25,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-11 05:55:25,675 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-11 05:55:25,675 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-11 05:55:25,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-11 05:55:25,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-11 05:55:25,676 INFO L138 SettingsManager]: * Use SBE=true [2022-01-11 05:55:25,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-11 05:55:25,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-11 05:55:25,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-11 05:55:25,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-11 05:55:25,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-11 05:55:25,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-11 05:55:25,677 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-11 05:55:25,677 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-11 05:55:25,678 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-11 05:55:25,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-11 05:55:25,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-11 05:55:25,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-11 05:55:25,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-11 05:55:25,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-11 05:55:25,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 05:55:25,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-11 05:55:25,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-11 05:55:25,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-11 05:55:25,684 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-11 05:55:25,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-11 05:55:25,684 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-11 05:55:25,685 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-11 05:55:25,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-11 05:55:25,685 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-11 05:55:25,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-11 05:55:25,687 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-11 05:55:25,687 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_SUM WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-11 05:55:25,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-11 05:55:25,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-11 05:55:25,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-11 05:55:25,955 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-11 05:55:25,971 INFO L275 PluginConnector]: CDTParser initialized [2022-01-11 05:55:25,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c [2022-01-11 05:55:26,036 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eac063d5/b68e10fdca814701905d7ae79610e43c/FLAG228c8ff89 [2022-01-11 05:55:26,502 INFO L306 CDTParser]: Found 1 translation units. [2022-01-11 05:55:26,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c [2022-01-11 05:55:26,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eac063d5/b68e10fdca814701905d7ae79610e43c/FLAG228c8ff89 [2022-01-11 05:55:26,865 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eac063d5/b68e10fdca814701905d7ae79610e43c [2022-01-11 05:55:26,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-11 05:55:26,873 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-11 05:55:26,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-11 05:55:26,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-11 05:55:26,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-11 05:55:26,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 05:55:26" (1/1) ... [2022-01-11 05:55:26,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b2af6f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:55:26, skipping insertion in model container [2022-01-11 05:55:26,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 05:55:26" (1/1) ... [2022-01-11 05:55:26,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-11 05:55:26,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-11 05:55:27,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c[16170,16183] [2022-01-11 05:55:27,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 05:55:27,288 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-01-11 05:55:27,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-11 05:55:27,333 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_spec5_product33.cil.c[16170,16183] [2022-01-11 05:55:27,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 05:55:27,351 INFO L203 MainTranslator]: Completed pre-run [2022-01-11 05:55:27,417 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_spec5_product33.cil.c[16170,16183] [2022-01-11 05:55:27,421 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 05:55:27,445 INFO L208 MainTranslator]: Completed translation [2022-01-11 05:55:27,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:55:27 WrapperNode [2022-01-11 05:55:27,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-11 05:55:27,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-11 05:55:27,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-11 05:55:27,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-11 05:55:27,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:55:27" (1/1) ... [2022-01-11 05:55:27,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:55:27" (1/1) ... [2022-01-11 05:55:27,513 INFO L137 Inliner]: procedures = 56, calls = 152, calls flagged for inlining = 49, calls inlined = 54, statements flattened = 429 [2022-01-11 05:55:27,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-11 05:55:27,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-11 05:55:27,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-11 05:55:27,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-11 05:55:27,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:55:27" (1/1) ... [2022-01-11 05:55:27,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:55:27" (1/1) ... [2022-01-11 05:55:27,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:55:27" (1/1) ... [2022-01-11 05:55:27,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:55:27" (1/1) ... [2022-01-11 05:55:27,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:55:27" (1/1) ... [2022-01-11 05:55:27,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:55:27" (1/1) ... [2022-01-11 05:55:27,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:55:27" (1/1) ... [2022-01-11 05:55:27,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-11 05:55:27,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-11 05:55:27,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-11 05:55:27,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-11 05:55:27,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:55:27" (1/1) ... [2022-01-11 05:55:27,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 05:55:27,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-11 05:55:27,625 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-11 05:55:27,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-11 05:55:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-11 05:55:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-11 05:55:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-11 05:55:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-11 05:55:27,752 INFO L234 CfgBuilder]: Building ICFG [2022-01-11 05:55:27,753 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-11 05:55:28,045 INFO L275 CfgBuilder]: Performing block encoding [2022-01-11 05:55:28,050 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-11 05:55:28,050 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-11 05:55:28,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 05:55:28 BoogieIcfgContainer [2022-01-11 05:55:28,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-11 05:55:28,052 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-11 05:55:28,052 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-11 05:55:28,054 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-11 05:55:28,056 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 05:55:28" (1/1) ... [2022-01-11 05:55:28,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 05:55:28 BasicIcfg [2022-01-11 05:55:28,127 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-11 05:55:28,128 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-11 05:55:28,128 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-11 05:55:28,131 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-11 05:55:28,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.01 05:55:26" (1/4) ... [2022-01-11 05:55:28,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c62dfee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 05:55:28, skipping insertion in model container [2022-01-11 05:55:28,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:55:27" (2/4) ... [2022-01-11 05:55:28,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c62dfee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 05:55:28, skipping insertion in model container [2022-01-11 05:55:28,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 05:55:28" (3/4) ... [2022-01-11 05:55:28,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c62dfee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.01 05:55:28, skipping insertion in model container [2022-01-11 05:55:28,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 05:55:28" (4/4) ... [2022-01-11 05:55:28,133 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product33.cil.cTransformedIcfg [2022-01-11 05:55:28,136 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-11 05:55:28,136 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-01-11 05:55:28,165 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-11 05:55:28,170 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-11 05:55:28,170 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-11 05:55:28,183 INFO L276 IsEmpty]: Start isEmpty. Operand has 118 states, 114 states have (on average 1.4035087719298245) internal successors, (160), 117 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:28,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-01-11 05:55:28,187 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:55:28,188 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 05:55:28,188 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:55:28,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:55:28,191 INFO L85 PathProgramCache]: Analyzing trace with hash 2065057291, now seen corresponding path program 1 times [2022-01-11 05:55:28,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:55:28,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528954855] [2022-01-11 05:55:28,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:55:28,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:55:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:55:28,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:55:28,348 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:55:28,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528954855] [2022-01-11 05:55:28,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528954855] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:55:28,349 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:55:28,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 05:55:28,350 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616167210] [2022-01-11 05:55:28,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:55:28,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-11 05:55:28,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:55:28,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-11 05:55:28,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-11 05:55:28,373 INFO L87 Difference]: Start difference. First operand has 118 states, 114 states have (on average 1.4035087719298245) internal successors, (160), 117 states have internal predecessors, (160), 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 10.5) internal successors, (21), 2 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 05:55:28,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:55:28,401 INFO L93 Difference]: Finished difference Result 225 states and 308 transitions. [2022-01-11 05:55:28,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-11 05:55:28,403 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 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 05:55:28,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:55:28,410 INFO L225 Difference]: With dead ends: 225 [2022-01-11 05:55:28,411 INFO L226 Difference]: Without dead ends: 108 [2022-01-11 05:55:28,413 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-11 05:55:28,423 INFO L933 BasicCegarLoop]: 150 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, 150 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:55:28,424 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:55:28,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2022-01-11 05:55:28,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2022-01-11 05:55:28,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 105 states have (on average 1.3523809523809525) internal successors, (142), 107 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:28,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 142 transitions. [2022-01-11 05:55:28,462 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 142 transitions. Word has length 21 [2022-01-11 05:55:28,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:55:28,462 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 142 transitions. [2022-01-11 05:55:28,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 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 05:55:28,463 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 142 transitions. [2022-01-11 05:55:28,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-01-11 05:55:28,464 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:55:28,464 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] [2022-01-11 05:55:28,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-11 05:55:28,464 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:55:28,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:55:28,465 INFO L85 PathProgramCache]: Analyzing trace with hash 343638987, now seen corresponding path program 1 times [2022-01-11 05:55:28,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:55:28,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140044485] [2022-01-11 05:55:28,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:55:28,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:55:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:55:28,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:55:28,610 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:55:28,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140044485] [2022-01-11 05:55:28,610 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140044485] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:55:28,611 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:55:28,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 05:55:28,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417375923] [2022-01-11 05:55:28,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:55:28,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 05:55:28,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:55:28,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 05:55:28,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:55:28,613 INFO L87 Difference]: Start difference. First operand 108 states and 142 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:28,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:55:28,632 INFO L93 Difference]: Finished difference Result 208 states and 276 transitions. [2022-01-11 05:55:28,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 05:55:28,633 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 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 22 [2022-01-11 05:55:28,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:55:28,634 INFO L225 Difference]: With dead ends: 208 [2022-01-11 05:55:28,634 INFO L226 Difference]: Without dead ends: 108 [2022-01-11 05:55:28,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:55:28,636 INFO L933 BasicCegarLoop]: 136 mSDtfsCounter, 125 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:55:28,637 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 136 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:55:28,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2022-01-11 05:55:28,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2022-01-11 05:55:28,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 105 states have (on average 1.3238095238095238) internal successors, (139), 107 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:28,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 139 transitions. [2022-01-11 05:55:28,648 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 139 transitions. Word has length 22 [2022-01-11 05:55:28,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:55:28,649 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 139 transitions. [2022-01-11 05:55:28,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:28,649 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 139 transitions. [2022-01-11 05:55:28,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-01-11 05:55:28,650 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:55:28,650 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] [2022-01-11 05:55:28,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-11 05:55:28,651 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:55:28,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:55:28,652 INFO L85 PathProgramCache]: Analyzing trace with hash -866627520, now seen corresponding path program 1 times [2022-01-11 05:55:28,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:55:28,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061573280] [2022-01-11 05:55:28,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:55:28,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:55:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:55:28,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:55:28,704 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:55:28,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061573280] [2022-01-11 05:55:28,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061573280] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:55:28,704 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:55:28,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 05:55:28,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112494042] [2022-01-11 05:55:28,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:55:28,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 05:55:28,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:55:28,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 05:55:28,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:55:28,706 INFO L87 Difference]: Start difference. First operand 108 states and 139 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:28,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:55:28,769 INFO L93 Difference]: Finished difference Result 275 states and 356 transitions. [2022-01-11 05:55:28,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 05:55:28,770 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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 25 [2022-01-11 05:55:28,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:55:28,771 INFO L225 Difference]: With dead ends: 275 [2022-01-11 05:55:28,771 INFO L226 Difference]: Without dead ends: 175 [2022-01-11 05:55:28,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:55:28,772 INFO L933 BasicCegarLoop]: 153 mSDtfsCounter, 100 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:55:28,773 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [100 Valid, 236 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:55:28,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2022-01-11 05:55:28,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 169. [2022-01-11 05:55:28,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 166 states have (on average 1.3012048192771084) internal successors, (216), 168 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:28,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 216 transitions. [2022-01-11 05:55:28,785 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 216 transitions. Word has length 25 [2022-01-11 05:55:28,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:55:28,785 INFO L470 AbstractCegarLoop]: Abstraction has 169 states and 216 transitions. [2022-01-11 05:55:28,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:28,786 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 216 transitions. [2022-01-11 05:55:28,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-01-11 05:55:28,786 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:55:28,786 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] [2022-01-11 05:55:28,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-11 05:55:28,787 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:55:28,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:55:28,787 INFO L85 PathProgramCache]: Analyzing trace with hash -77679690, now seen corresponding path program 1 times [2022-01-11 05:55:28,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:55:28,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644492195] [2022-01-11 05:55:28,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:55:28,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:55:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:55:28,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:55:28,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:55:28,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644492195] [2022-01-11 05:55:28,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644492195] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:55:28,849 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:55:28,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-11 05:55:28,849 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400675762] [2022-01-11 05:55:28,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:55:28,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-11 05:55:28,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:55:28,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-11 05:55:28,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-11 05:55:28,854 INFO L87 Difference]: Start difference. First operand 169 states and 216 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:28,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:55:28,978 INFO L93 Difference]: Finished difference Result 640 states and 819 transitions. [2022-01-11 05:55:28,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-11 05:55:28,979 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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 31 [2022-01-11 05:55:28,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:55:28,988 INFO L225 Difference]: With dead ends: 640 [2022-01-11 05:55:28,988 INFO L226 Difference]: Without dead ends: 479 [2022-01-11 05:55:28,991 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-11 05:55:28,995 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 279 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 580 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-11 05:55:28,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [279 Valid, 580 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-11 05:55:28,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2022-01-11 05:55:29,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 175. [2022-01-11 05:55:29,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 172 states have (on average 1.2906976744186047) internal successors, (222), 174 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 222 transitions. [2022-01-11 05:55:29,056 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 222 transitions. Word has length 31 [2022-01-11 05:55:29,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:55:29,056 INFO L470 AbstractCegarLoop]: Abstraction has 175 states and 222 transitions. [2022-01-11 05:55:29,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,056 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 222 transitions. [2022-01-11 05:55:29,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-01-11 05:55:29,057 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:55:29,057 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] [2022-01-11 05:55:29,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-11 05:55:29,058 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:55:29,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:55:29,058 INFO L85 PathProgramCache]: Analyzing trace with hash -371082697, now seen corresponding path program 1 times [2022-01-11 05:55:29,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:55:29,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719340407] [2022-01-11 05:55:29,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:55:29,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:55:29,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:55:29,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:55:29,144 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:55:29,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719340407] [2022-01-11 05:55:29,144 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719340407] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:55:29,144 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:55:29,144 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-11 05:55:29,144 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488373129] [2022-01-11 05:55:29,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:55:29,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-11 05:55:29,145 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:55:29,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-11 05:55:29,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-11 05:55:29,145 INFO L87 Difference]: Start difference. First operand 175 states and 222 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:55:29,248 INFO L93 Difference]: Finished difference Result 582 states and 739 transitions. [2022-01-11 05:55:29,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-11 05:55:29,249 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 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 31 [2022-01-11 05:55:29,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:55:29,251 INFO L225 Difference]: With dead ends: 582 [2022-01-11 05:55:29,251 INFO L226 Difference]: Without dead ends: 415 [2022-01-11 05:55:29,252 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-01-11 05:55:29,255 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 529 mSDsluCounter, 570 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 762 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:55:29,256 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [529 Valid, 762 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:55:29,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2022-01-11 05:55:29,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 184. [2022-01-11 05:55:29,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 181 states have (on average 1.276243093922652) internal successors, (231), 183 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 231 transitions. [2022-01-11 05:55:29,295 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 231 transitions. Word has length 31 [2022-01-11 05:55:29,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:55:29,299 INFO L470 AbstractCegarLoop]: Abstraction has 184 states and 231 transitions. [2022-01-11 05:55:29,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,299 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 231 transitions. [2022-01-11 05:55:29,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-01-11 05:55:29,304 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:55:29,304 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] [2022-01-11 05:55:29,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-11 05:55:29,305 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:55:29,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:55:29,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1632885271, now seen corresponding path program 1 times [2022-01-11 05:55:29,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:55:29,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234786141] [2022-01-11 05:55:29,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:55:29,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:55:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:55:29,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:55:29,364 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:55:29,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234786141] [2022-01-11 05:55:29,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234786141] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:55:29,364 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:55:29,364 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-11 05:55:29,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020700776] [2022-01-11 05:55:29,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:55:29,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 05:55:29,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:55:29,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 05:55:29,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:55:29,366 INFO L87 Difference]: Start difference. First operand 184 states and 231 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:55:29,375 INFO L93 Difference]: Finished difference Result 184 states and 231 transitions. [2022-01-11 05:55:29,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 05:55:29,375 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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 31 [2022-01-11 05:55:29,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:55:29,376 INFO L225 Difference]: With dead ends: 184 [2022-01-11 05:55:29,376 INFO L226 Difference]: Without dead ends: 82 [2022-01-11 05:55:29,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:55:29,378 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 54 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:55:29,379 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 69 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:55:29,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2022-01-11 05:55:29,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2022-01-11 05:55:29,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 81 states have (on average 1.2962962962962963) internal successors, (105), 81 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 105 transitions. [2022-01-11 05:55:29,390 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 105 transitions. Word has length 31 [2022-01-11 05:55:29,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:55:29,390 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 105 transitions. [2022-01-11 05:55:29,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,390 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 105 transitions. [2022-01-11 05:55:29,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-01-11 05:55:29,391 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:55:29,391 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:55:29,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-11 05:55:29,392 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:55:29,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:55:29,392 INFO L85 PathProgramCache]: Analyzing trace with hash 29410898, now seen corresponding path program 1 times [2022-01-11 05:55:29,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:55:29,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272516290] [2022-01-11 05:55:29,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:55:29,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:55:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:55:29,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:55:29,448 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:55:29,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272516290] [2022-01-11 05:55:29,448 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272516290] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:55:29,448 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:55:29,448 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-11 05:55:29,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327618088] [2022-01-11 05:55:29,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:55:29,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-11 05:55:29,449 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:55:29,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-11 05:55:29,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-11 05:55:29,449 INFO L87 Difference]: Start difference. First operand 82 states and 105 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:55:29,472 INFO L93 Difference]: Finished difference Result 209 states and 272 transitions. [2022-01-11 05:55:29,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-11 05:55:29,472 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 37 [2022-01-11 05:55:29,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:55:29,474 INFO L225 Difference]: With dead ends: 209 [2022-01-11 05:55:29,474 INFO L226 Difference]: Without dead ends: 135 [2022-01-11 05:55:29,477 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-11 05:55:29,479 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 101 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:55:29,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [101 Valid, 199 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:55:29,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2022-01-11 05:55:29,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 82. [2022-01-11 05:55:29,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 81 states have (on average 1.2839506172839505) internal successors, (104), 81 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 104 transitions. [2022-01-11 05:55:29,486 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 104 transitions. Word has length 37 [2022-01-11 05:55:29,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:55:29,486 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 104 transitions. [2022-01-11 05:55:29,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,486 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 104 transitions. [2022-01-11 05:55:29,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-01-11 05:55:29,487 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:55:29,487 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:55:29,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-11 05:55:29,487 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:55:29,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:55:29,488 INFO L85 PathProgramCache]: Analyzing trace with hash 322813905, now seen corresponding path program 1 times [2022-01-11 05:55:29,488 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:55:29,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973298361] [2022-01-11 05:55:29,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:55:29,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:55:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:55:29,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:55:29,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:55:29,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973298361] [2022-01-11 05:55:29,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973298361] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:55:29,537 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:55:29,537 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-11 05:55:29,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817289258] [2022-01-11 05:55:29,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:55:29,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-11 05:55:29,538 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:55:29,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-11 05:55:29,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-11 05:55:29,538 INFO L87 Difference]: Start difference. First operand 82 states and 104 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:55:29,568 INFO L93 Difference]: Finished difference Result 177 states and 226 transitions. [2022-01-11 05:55:29,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-11 05:55:29,569 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 37 [2022-01-11 05:55:29,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:55:29,569 INFO L225 Difference]: With dead ends: 177 [2022-01-11 05:55:29,569 INFO L226 Difference]: Without dead ends: 103 [2022-01-11 05:55:29,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-01-11 05:55:29,571 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 119 mSDsluCounter, 173 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:55:29,573 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 258 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:55:29,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2022-01-11 05:55:29,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 82. [2022-01-11 05:55:29,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 81 states have (on average 1.271604938271605) internal successors, (103), 81 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 103 transitions. [2022-01-11 05:55:29,582 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 103 transitions. Word has length 37 [2022-01-11 05:55:29,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:55:29,582 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 103 transitions. [2022-01-11 05:55:29,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,582 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 103 transitions. [2022-01-11 05:55:29,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-01-11 05:55:29,583 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:55:29,584 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:55:29,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-11 05:55:29,584 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:55:29,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:55:29,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1681154063, now seen corresponding path program 1 times [2022-01-11 05:55:29,584 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:55:29,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346493998] [2022-01-11 05:55:29,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:55:29,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:55:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:55:29,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:55:29,650 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:55:29,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346493998] [2022-01-11 05:55:29,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346493998] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:55:29,650 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:55:29,650 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-11 05:55:29,650 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295917554] [2022-01-11 05:55:29,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:55:29,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-11 05:55:29,651 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:55:29,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-11 05:55:29,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-11 05:55:29,652 INFO L87 Difference]: Start difference. First operand 82 states and 103 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:55:29,718 INFO L93 Difference]: Finished difference Result 291 states and 364 transitions. [2022-01-11 05:55:29,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-11 05:55:29,719 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 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 37 [2022-01-11 05:55:29,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:55:29,720 INFO L225 Difference]: With dead ends: 291 [2022-01-11 05:55:29,721 INFO L226 Difference]: Without dead ends: 217 [2022-01-11 05:55:29,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-01-11 05:55:29,723 INFO L933 BasicCegarLoop]: 119 mSDtfsCounter, 177 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:55:29,723 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [177 Valid, 371 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:55:29,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2022-01-11 05:55:29,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 81. [2022-01-11 05:55:29,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 80 states have (on average 1.25) internal successors, (100), 80 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 05:55:29,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 100 transitions. [2022-01-11 05:55:29,732 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 100 transitions. Word has length 37 [2022-01-11 05:55:29,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:55:29,732 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 100 transitions. [2022-01-11 05:55:29,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,732 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 100 transitions. [2022-01-11 05:55:29,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-01-11 05:55:29,732 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:55:29,733 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:55:29,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-11 05:55:29,733 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:55:29,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:55:29,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1536962707, now seen corresponding path program 1 times [2022-01-11 05:55:29,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:55:29,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246217995] [2022-01-11 05:55:29,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:55:29,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:55:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:55:29,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:55:29,802 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:55:29,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246217995] [2022-01-11 05:55:29,802 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246217995] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:55:29,802 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:55:29,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 05:55:29,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914530888] [2022-01-11 05:55:29,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:55:29,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 05:55:29,802 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:55:29,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 05:55:29,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:55:29,803 INFO L87 Difference]: Start difference. First operand 81 states and 100 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:55:29,824 INFO L93 Difference]: Finished difference Result 187 states and 233 transitions. [2022-01-11 05:55:29,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 05:55:29,825 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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 37 [2022-01-11 05:55:29,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:55:29,825 INFO L225 Difference]: With dead ends: 187 [2022-01-11 05:55:29,825 INFO L226 Difference]: Without dead ends: 114 [2022-01-11 05:55:29,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:55:29,826 INFO L933 BasicCegarLoop]: 60 mSDtfsCounter, 24 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:55:29,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 108 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:55:29,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2022-01-11 05:55:29,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2022-01-11 05:55:29,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 113 states have (on average 1.2300884955752212) internal successors, (139), 113 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 139 transitions. [2022-01-11 05:55:29,838 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 139 transitions. Word has length 37 [2022-01-11 05:55:29,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:55:29,838 INFO L470 AbstractCegarLoop]: Abstraction has 114 states and 139 transitions. [2022-01-11 05:55:29,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:29,838 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 139 transitions. [2022-01-11 05:55:29,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-01-11 05:55:29,839 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:55:29,839 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:55:29,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-11 05:55:29,839 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:55:29,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:55:29,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1907970483, now seen corresponding path program 1 times [2022-01-11 05:55:29,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:55:29,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033174374] [2022-01-11 05:55:29,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:55:29,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:55:29,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:55:29,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:55:29,956 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:55:29,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033174374] [2022-01-11 05:55:29,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033174374] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:55:29,956 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:55:29,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-11 05:55:29,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662498637] [2022-01-11 05:55:29,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:55:29,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-11 05:55:29,957 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:55:29,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-11 05:55:29,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-11 05:55:29,958 INFO L87 Difference]: Start difference. First operand 114 states and 139 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:30,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:55:30,137 INFO L93 Difference]: Finished difference Result 517 states and 651 transitions. [2022-01-11 05:55:30,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-11 05:55:30,137 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 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 39 [2022-01-11 05:55:30,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:55:30,139 INFO L225 Difference]: With dead ends: 517 [2022-01-11 05:55:30,139 INFO L226 Difference]: Without dead ends: 444 [2022-01-11 05:55:30,139 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2022-01-11 05:55:30,140 INFO L933 BasicCegarLoop]: 149 mSDtfsCounter, 266 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 529 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-11 05:55:30,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [266 Valid, 529 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-11 05:55:30,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2022-01-11 05:55:30,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 189. [2022-01-11 05:55:30,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 188 states have (on average 1.2446808510638299) internal successors, (234), 188 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:30,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 234 transitions. [2022-01-11 05:55:30,161 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 234 transitions. Word has length 39 [2022-01-11 05:55:30,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:55:30,161 INFO L470 AbstractCegarLoop]: Abstraction has 189 states and 234 transitions. [2022-01-11 05:55:30,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:30,161 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 234 transitions. [2022-01-11 05:55:30,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-01-11 05:55:30,161 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:55:30,162 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:55:30,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-11 05:55:30,162 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:55:30,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:55:30,162 INFO L85 PathProgramCache]: Analyzing trace with hash -37144685, now seen corresponding path program 1 times [2022-01-11 05:55:30,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:55:30,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381242458] [2022-01-11 05:55:30,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:55:30,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:55:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:55:30,238 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:55:30,239 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:55:30,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381242458] [2022-01-11 05:55:30,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381242458] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:55:30,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:55:30,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-11 05:55:30,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372491896] [2022-01-11 05:55:30,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:55:30,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-11 05:55:30,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:55:30,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-11 05:55:30,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-01-11 05:55:30,241 INFO L87 Difference]: Start difference. First operand 189 states and 234 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:30,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:55:30,287 INFO L93 Difference]: Finished difference Result 338 states and 425 transitions. [2022-01-11 05:55:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-11 05:55:30,287 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 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 62 [2022-01-11 05:55:30,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:55:30,288 INFO L225 Difference]: With dead ends: 338 [2022-01-11 05:55:30,288 INFO L226 Difference]: Without dead ends: 0 [2022-01-11 05:55:30,289 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 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 05:55:30,289 INFO L933 BasicCegarLoop]: 109 mSDtfsCounter, 125 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:55:30,289 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 252 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:55:30,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-11 05:55:30,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-11 05:55:30,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:30,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-11 05:55:30,290 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2022-01-11 05:55:30,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:55:30,290 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-11 05:55:30,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 05:55:30,291 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-11 05:55:30,291 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-11 05:55:30,293 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-01-11 05:55:30,293 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-01-11 05:55:30,293 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-01-11 05:55:30,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-11 05:55:30,295 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-11 05:55:32,711 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-11 05:55:32,711 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-11 05:55:32,712 INFO L854 garLoopResultBuilder]: At program point L675(lines 671 677) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-11 05:55:32,712 INFO L854 garLoopResultBuilder]: At program point L668(lines 664 670) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-11 05:55:32,712 INFO L854 garLoopResultBuilder]: At program point L683(lines 678 686) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-11 05:55:32,712 INFO L858 garLoopResultBuilder]: For program point L772(lines 772 779) no Hoare annotation was computed. [2022-01-11 05:55:32,712 INFO L854 garLoopResultBuilder]: At program point L747(lines 743 749) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-11 05:55:32,712 INFO L858 garLoopResultBuilder]: For program point L772-2(lines 772 779) no Hoare annotation was computed. [2022-01-11 05:55:32,712 INFO L854 garLoopResultBuilder]: At program point L896(lines 891 898) the Hoare annotation is: (and (<= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int)) [2022-01-11 05:55:32,712 INFO L861 garLoopResultBuilder]: At program point L781(lines 762 784) the Hoare annotation is: true [2022-01-11 05:55:32,712 INFO L854 garLoopResultBuilder]: At program point L430-2(lines 430 475) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse2 (= ~pumpRunning~0Int 1)) (.cse1 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (<= ~waterLevel~0Int 1) .cse0 (= ~pumpRunning~0Int 0) (<= 1 ~waterLevel~0Int) .cse1) (and .cse0 (<= ~pumpRunning~0Int ~switchedOnBeforeTS~0Int) .cse2 (<= ~pumpRunning~0Int |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int|) .cse1) (and (<= 2 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse0 (<= ~waterLevel~0Int 2) .cse2 (<= 2 ~waterLevel~0Int) (< 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7#1Int|) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7#1Int| 2) .cse1 (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 2)))) [2022-01-11 05:55:32,712 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-11 05:55:32,712 INFO L854 garLoopResultBuilder]: At program point L476(lines 429 477) the Hoare annotation is: false [2022-01-11 05:55:32,712 INFO L858 garLoopResultBuilder]: For program point L431(lines 430 475) no Hoare annotation was computed. [2022-01-11 05:55:32,713 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-11 05:55:32,713 INFO L854 garLoopResultBuilder]: At program point L590-2(lines 585 593) the Hoare annotation is: false [2022-01-11 05:55:32,713 INFO L858 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2022-01-11 05:55:32,713 INFO L854 garLoopResultBuilder]: At program point L906-1(lines 899 908) the Hoare annotation is: false [2022-01-11 05:55:32,713 INFO L858 garLoopResultBuilder]: For program point L440(lines 440 446) no Hoare annotation was computed. [2022-01-11 05:55:32,713 INFO L858 garLoopResultBuilder]: For program point L505-3(lines 505 511) no Hoare annotation was computed. [2022-01-11 05:55:32,713 INFO L858 garLoopResultBuilder]: For program point L814(lines 814 818) no Hoare annotation was computed. [2022-01-11 05:55:32,713 INFO L858 garLoopResultBuilder]: For program point L440-2(lines 440 446) no Hoare annotation was computed. [2022-01-11 05:55:32,713 INFO L858 garLoopResultBuilder]: For program point L802-3(lines 802 806) no Hoare annotation was computed. [2022-01-11 05:55:32,713 INFO L858 garLoopResultBuilder]: For program point L505-5(lines 501 523) no Hoare annotation was computed. [2022-01-11 05:55:32,713 INFO L854 garLoopResultBuilder]: At program point L814-2(lines 810 821) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0Int 2)) (.cse2 (<= 2 ~waterLevel~0Int)) (.cse0 (<= 1 ~systemActive~0Int)) (.cse4 (= ~pumpRunning~0Int 1)) (.cse3 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and .cse0 (= ~pumpRunning~0Int 0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3) (and .cse0 (<= ~pumpRunning~0Int ~switchedOnBeforeTS~0Int) .cse4 (<= ~pumpRunning~0Int |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int|) .cse3))) [2022-01-11 05:55:32,713 INFO L858 garLoopResultBuilder]: For program point L450(lines 450 456) no Hoare annotation was computed. [2022-01-11 05:55:32,713 INFO L854 garLoopResultBuilder]: At program point L802-5(lines 798 809) the Hoare annotation is: false [2022-01-11 05:55:32,713 INFO L858 garLoopResultBuilder]: For program point L537-2(lines 537 554) no Hoare annotation was computed. [2022-01-11 05:55:32,714 INFO L858 garLoopResultBuilder]: For program point L512-3(lines 512 518) no Hoare annotation was computed. [2022-01-11 05:55:32,714 INFO L858 garLoopResultBuilder]: For program point L826(lines 826 830) no Hoare annotation was computed. [2022-01-11 05:55:32,714 INFO L858 garLoopResultBuilder]: For program point L450-2(lines 450 456) no Hoare annotation was computed. [2022-01-11 05:55:32,714 INFO L858 garLoopResultBuilder]: For program point L879-1(lines 879 885) no Hoare annotation was computed. [2022-01-11 05:55:32,714 INFO L854 garLoopResultBuilder]: At program point L529-3(lines 525 531) the Hoare annotation is: false [2022-01-11 05:55:32,714 INFO L854 garLoopResultBuilder]: At program point L871-1(lines 866 874) the Hoare annotation is: false [2022-01-11 05:55:32,714 INFO L854 garLoopResultBuilder]: At program point L826-2(lines 822 833) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0Int 2)) (.cse3 (<= 2 ~waterLevel~0Int)) (.cse1 (= ~pumpRunning~0Int 0)) (.cse0 (<= 1 ~systemActive~0Int)) (.cse5 (= ~pumpRunning~0Int 1)) (.cse4 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse5 .cse3 .cse4) (and (<= ~waterLevel~0Int 1) .cse0 .cse1 (<= 1 ~waterLevel~0Int) .cse4) (and .cse0 (<= ~pumpRunning~0Int ~switchedOnBeforeTS~0Int) .cse5 (<= ~pumpRunning~0Int |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int|) .cse4))) [2022-01-11 05:55:32,714 INFO L858 garLoopResultBuilder]: For program point L460(lines 460 471) no Hoare annotation was computed. [2022-01-11 05:55:32,714 INFO L854 garLoopResultBuilder]: At program point L884-1(lines 875 888) the Hoare annotation is: false [2022-01-11 05:55:32,714 INFO L854 garLoopResultBuilder]: At program point L537-3(lines 533 557) the Hoare annotation is: false [2022-01-11 05:55:32,714 INFO L858 garLoopResultBuilder]: For program point L917-2(lines 917 934) no Hoare annotation was computed. [2022-01-11 05:55:32,714 INFO L858 garLoopResultBuilder]: For program point L466-2(lines 460 471) no Hoare annotation was computed. [2022-01-11 05:55:32,714 INFO L858 garLoopResultBuilder]: For program point L466(lines 466 470) no Hoare annotation was computed. [2022-01-11 05:55:32,714 INFO L858 garLoopResultBuilder]: For program point L639-3(lines 639 643) no Hoare annotation was computed. [2022-01-11 05:55:32,714 INFO L854 garLoopResultBuilder]: At program point L590-3(lines 585 593) the Hoare annotation is: false [2022-01-11 05:55:32,715 INFO L854 garLoopResultBuilder]: At program point L917-3(lines 909 937) the Hoare annotation is: false [2022-01-11 05:55:32,715 INFO L854 garLoopResultBuilder]: At program point L590(lines 585 593) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0Int 1)) (.cse2 (<= ~pumpRunning~0Int |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int|)) (.cse6 (<= |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int| 0)) (.cse0 (<= 1 ~systemActive~0Int)) (.cse7 (= ~pumpRunning~0Int 0)) (.cse4 (<= ~waterLevel~0Int 2)) (.cse5 (<= 2 ~waterLevel~0Int)) (.cse3 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and .cse0 (<= ~pumpRunning~0Int ~switchedOnBeforeTS~0Int) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse5 .cse2 .cse3) (and (<= ~waterLevel~0Int 1) .cse6 .cse0 .cse7 (<= 1 ~waterLevel~0Int) .cse3) (and .cse6 .cse0 .cse7 .cse4 .cse5 .cse3))) [2022-01-11 05:55:32,715 INFO L858 garLoopResultBuilder]: For program point L639-5(lines 639 643) no Hoare annotation was computed. [2022-01-11 05:55:32,715 INFO L858 garLoopResultBuilder]: For program point L921-2(lines 921 931) no Hoare annotation was computed. [2022-01-11 05:55:32,716 INFO L854 garLoopResultBuilder]: At program point L522-1(lines 498 524) the Hoare annotation is: false [2022-01-11 05:55:32,717 INFO L854 garLoopResultBuilder]: At program point L906(lines 899 908) the Hoare annotation is: (let ((.cse2 (<= |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int| 0)) (.cse0 (<= 1 ~systemActive~0Int)) (.cse3 (= ~pumpRunning~0Int 0)) (.cse1 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and .cse0 (<= ~pumpRunning~0Int ~switchedOnBeforeTS~0Int) (= ~pumpRunning~0Int 1) (<= ~pumpRunning~0Int |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int|) .cse1) (and (<= ~waterLevel~0Int 1) .cse2 .cse0 .cse3 (<= 1 ~waterLevel~0Int) .cse1) (and .cse2 .cse0 .cse3 (<= ~waterLevel~0Int 2) (<= 2 ~waterLevel~0Int) .cse1))) [2022-01-11 05:55:32,717 INFO L854 garLoopResultBuilder]: At program point L645-1(lines 630 648) the Hoare annotation is: false [2022-01-11 05:55:32,717 INFO L858 garLoopResultBuilder]: For program point L922-3(lines 922 928) no Hoare annotation was computed. [2022-01-11 05:55:32,717 INFO L854 garLoopResultBuilder]: At program point L699-2(lines 699 713) the Hoare annotation is: false [2022-01-11 05:55:32,717 INFO L858 garLoopResultBuilder]: For program point L505(lines 505 511) no Hoare annotation was computed. [2022-01-11 05:55:32,717 INFO L858 garLoopResultBuilder]: For program point L541-3(lines 541 549) no Hoare annotation was computed. [2022-01-11 05:55:32,717 INFO L858 garLoopResultBuilder]: For program point L790-1(line 790) no Hoare annotation was computed. [2022-01-11 05:55:32,717 INFO L861 garLoopResultBuilder]: At program point L714(lines 689 718) the Hoare annotation is: true [2022-01-11 05:55:32,718 INFO L858 garLoopResultBuilder]: For program point L700(line 700) no Hoare annotation was computed. [2022-01-11 05:55:32,718 INFO L858 garLoopResultBuilder]: For program point L802(lines 802 806) no Hoare annotation was computed. [2022-01-11 05:55:32,718 INFO L858 garLoopResultBuilder]: For program point L505-2(lines 501 523) no Hoare annotation was computed. [2022-01-11 05:55:32,718 INFO L854 garLoopResultBuilder]: At program point L563-1(lines 558 565) the Hoare annotation is: false [2022-01-11 05:55:32,718 INFO L854 garLoopResultBuilder]: At program point L529-2(lines 525 531) the Hoare annotation is: false [2022-01-11 05:55:32,718 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 790) no Hoare annotation was computed. [2022-01-11 05:55:32,718 INFO L854 garLoopResultBuilder]: At program point L791-1(lines 786 793) the Hoare annotation is: false [2022-01-11 05:55:32,718 INFO L861 garLoopResultBuilder]: At program point L481(lines 420 483) the Hoare annotation is: true [2022-01-11 05:55:32,719 INFO L858 garLoopResultBuilder]: For program point L703(lines 703 707) no Hoare annotation was computed. [2022-01-11 05:55:32,719 INFO L854 garLoopResultBuilder]: At program point L802-2(lines 798 809) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int ~switchedOnBeforeTS~0Int) (= ~pumpRunning~0Int 1) (<= ~pumpRunning~0Int |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int|) (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0)) [2022-01-11 05:55:32,719 INFO L858 garLoopResultBuilder]: For program point L537(lines 537 554) no Hoare annotation was computed. [2022-01-11 05:55:32,719 INFO L858 garLoopResultBuilder]: For program point L512-1(lines 512 518) no Hoare annotation was computed. [2022-01-11 05:55:32,719 INFO L861 garLoopResultBuilder]: At program point L759(lines 751 761) the Hoare annotation is: true [2022-01-11 05:55:32,719 INFO L858 garLoopResultBuilder]: For program point L703-1(lines 703 707) no Hoare annotation was computed. [2022-01-11 05:55:32,719 INFO L858 garLoopResultBuilder]: For program point L879(lines 879 885) no Hoare annotation was computed. [2022-01-11 05:55:32,719 INFO L854 garLoopResultBuilder]: At program point L529-1(lines 525 531) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int ~switchedOnBeforeTS~0Int) (= ~pumpRunning~0Int 1) (<= ~pumpRunning~0Int |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int|) (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0)) [2022-01-11 05:55:32,720 INFO L854 garLoopResultBuilder]: At program point L871(lines 866 874) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= ~pumpRunning~0Int 1)) (.cse2 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (<= 2 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse0 (<= ~waterLevel~0Int 2) .cse1 (<= 2 ~waterLevel~0Int) .cse2 (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 2)) (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp~5#1Int|) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1Int| 0) (<= ~waterLevel~0Int 1) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_#res#1Int| 0) .cse0 (= ~pumpRunning~0Int 0) (= |ULTIMATE.start_ULTIMATE.start_isHighWaterSensorDry_#res#1Int| 1) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~4#1Int| 1)) (<= |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~4#1Int| 0) (<= 1 ~waterLevel~0Int) .cse2) (and .cse0 (<= ~pumpRunning~0Int ~switchedOnBeforeTS~0Int) .cse1 (<= ~pumpRunning~0Int |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int|) .cse2))) [2022-01-11 05:55:32,720 INFO L854 garLoopResultBuilder]: At program point L590-4(lines 585 593) the Hoare annotation is: false [2022-01-11 05:55:32,720 INFO L854 garLoopResultBuilder]: At program point L884(lines 875 888) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= ~pumpRunning~0Int 0)) (.cse2 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (<= ~waterLevel~0Int 1) .cse0 .cse1 (= |ULTIMATE.start_ULTIMATE.start_isHighWaterSensorDry_#res#1Int| 1) (<= 1 ~waterLevel~0Int) .cse2) (and .cse0 .cse1 (<= ~waterLevel~0Int 2) (<= 2 ~waterLevel~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterSensorDry_#res#1Int| 0) .cse2))) [2022-01-11 05:55:32,720 INFO L854 garLoopResultBuilder]: At program point L537-1(lines 533 557) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse2 (= ~pumpRunning~0Int 1)) (.cse1 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp~5#1Int|) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1Int| 0) (<= ~waterLevel~0Int 1) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_#res#1Int| 0) .cse0 (= ~pumpRunning~0Int 0) (= |ULTIMATE.start_ULTIMATE.start_isHighWaterSensorDry_#res#1Int| 1) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~4#1Int| 1)) (<= |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~4#1Int| 0) (<= 1 ~waterLevel~0Int) .cse1) (and .cse0 (<= ~waterLevel~0Int 2) .cse2 (<= 2 ~waterLevel~0Int) .cse1) (and .cse0 (<= ~pumpRunning~0Int ~switchedOnBeforeTS~0Int) .cse2 (<= ~pumpRunning~0Int |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int|) .cse1))) [2022-01-11 05:55:32,720 INFO L858 garLoopResultBuilder]: For program point L917(lines 917 934) no Hoare annotation was computed. [2022-01-11 05:55:32,720 INFO L854 garLoopResultBuilder]: At program point L906-2(lines 899 908) the Hoare annotation is: false [2022-01-11 05:55:32,720 INFO L858 garLoopResultBuilder]: For program point L639(lines 639 643) no Hoare annotation was computed. [2022-01-11 05:55:32,720 INFO L854 garLoopResultBuilder]: At program point L590-1(lines 585 593) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and .cse0 (<= ~pumpRunning~0Int ~switchedOnBeforeTS~0Int) (= ~pumpRunning~0Int 1) (<= ~pumpRunning~0Int |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int|) .cse1) (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp~5#1Int|) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1Int| 0) (<= ~waterLevel~0Int 1) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_#res#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int| 0) .cse0 (= ~pumpRunning~0Int 0) (= |ULTIMATE.start_ULTIMATE.start_isHighWaterSensorDry_#res#1Int| 1) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~4#1Int| 1)) (<= |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~4#1Int| 0) (<= 1 ~waterLevel~0Int) .cse1))) [2022-01-11 05:55:32,720 INFO L854 garLoopResultBuilder]: At program point L917-1(lines 909 937) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse2 (= ~pumpRunning~0Int 1)) (.cse1 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp~5#1Int|) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1Int| 0) (<= ~waterLevel~0Int 1) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_#res#1Int| 0) .cse0 (= ~pumpRunning~0Int 0) (= |ULTIMATE.start_ULTIMATE.start_isHighWaterSensorDry_#res#1Int| 1) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~4#1Int| 1)) (<= |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~4#1Int| 0) (<= 1 ~waterLevel~0Int) .cse1) (and .cse0 (<= ~pumpRunning~0Int ~switchedOnBeforeTS~0Int) .cse2 (<= ~pumpRunning~0Int |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int|) .cse1) (and (<= 2 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse0 (<= ~waterLevel~0Int 2) .cse2 (<= 2 ~waterLevel~0Int) (< 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7#1Int|) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7#1Int| 2) .cse1 (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 2)))) [2022-01-11 05:55:32,720 INFO L858 garLoopResultBuilder]: For program point L505-6(lines 505 511) no Hoare annotation was computed. [2022-01-11 05:55:32,720 INFO L858 garLoopResultBuilder]: For program point L639-2(lines 639 643) no Hoare annotation was computed. [2022-01-11 05:55:32,720 INFO L858 garLoopResultBuilder]: For program point L921(lines 921 931) no Hoare annotation was computed. [2022-01-11 05:55:32,720 INFO L854 garLoopResultBuilder]: At program point L522(lines 498 524) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse2 (= ~pumpRunning~0Int 1)) (.cse1 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp~5#1Int|) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1Int| 0) (<= ~waterLevel~0Int 1) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_#res#1Int| 0) .cse0 (= ~pumpRunning~0Int 0) (= |ULTIMATE.start_ULTIMATE.start_isHighWaterSensorDry_#res#1Int| 1) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~4#1Int| 1)) (<= |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~4#1Int| 0) (<= 1 ~waterLevel~0Int) .cse1) (and .cse0 (<= ~pumpRunning~0Int ~switchedOnBeforeTS~0Int) .cse2 (<= ~pumpRunning~0Int |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int|) .cse1) (and (<= 2 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse0 (<= ~waterLevel~0Int 2) .cse2 (<= 2 ~waterLevel~0Int) (< 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7#1Int|) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7#1Int| 2) .cse1 (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 2)))) [2022-01-11 05:55:32,720 INFO L858 garLoopResultBuilder]: For program point L802-6(lines 802 806) no Hoare annotation was computed. [2022-01-11 05:55:32,721 INFO L858 garLoopResultBuilder]: For program point L505-8(lines 501 523) no Hoare annotation was computed. [2022-01-11 05:55:32,721 INFO L854 garLoopResultBuilder]: At program point L645(lines 630 648) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= ~pumpRunning~0Int 0)) (.cse2 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and .cse0 .cse1 (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1Int|) (<= ~waterLevel~0Int 2) (<= 2 ~waterLevel~0Int) (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_#res#1Int|) .cse2) (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp~5#1Int|) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1Int| 0) (<= ~waterLevel~0Int 1) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_#res#1Int| 0) .cse0 .cse1 (= |ULTIMATE.start_ULTIMATE.start_isHighWaterSensorDry_#res#1Int| 1) (<= 1 ~waterLevel~0Int) .cse2))) [2022-01-11 05:55:32,721 INFO L858 garLoopResultBuilder]: For program point L922(lines 922 928) no Hoare annotation was computed. [2022-01-11 05:55:32,721 INFO L854 garLoopResultBuilder]: At program point L802-8(lines 798 809) the Hoare annotation is: false [2022-01-11 05:55:32,721 INFO L858 garLoopResultBuilder]: For program point L537-4(lines 537 554) no Hoare annotation was computed. [2022-01-11 05:55:32,721 INFO L858 garLoopResultBuilder]: For program point L512-5(lines 512 518) no Hoare annotation was computed. [2022-01-11 05:55:32,721 INFO L858 garLoopResultBuilder]: For program point L541(lines 541 549) no Hoare annotation was computed. [2022-01-11 05:55:32,721 INFO L858 garLoopResultBuilder]: For program point L790(line 790) no Hoare annotation was computed. [2022-01-11 05:55:32,721 INFO L858 garLoopResultBuilder]: For program point L879-2(lines 879 885) no Hoare annotation was computed. [2022-01-11 05:55:32,721 INFO L854 garLoopResultBuilder]: At program point L529-5(lines 525 531) the Hoare annotation is: false [2022-01-11 05:55:32,721 INFO L854 garLoopResultBuilder]: At program point L871-2(lines 866 874) the Hoare annotation is: false [2022-01-11 05:55:32,721 INFO L854 garLoopResultBuilder]: At program point L563(lines 558 565) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= 1 |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~4#1Int|) (<= ~waterLevel~0Int 2) (= ~pumpRunning~0Int 1) (<= 2 ~waterLevel~0Int) (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0)) [2022-01-11 05:55:32,721 INFO L854 garLoopResultBuilder]: At program point L529(lines 525 531) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp~5#1Int|) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1Int| 0) (<= ~waterLevel~0Int 1) (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_#res#1Int| 0) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (= |ULTIMATE.start_ULTIMATE.start_isHighWaterSensorDry_#res#1Int| 1) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~4#1Int| 1)) (<= |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~4#1Int| 0) (<= 1 ~waterLevel~0Int) (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0)) [2022-01-11 05:55:32,721 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 790) no Hoare annotation was computed. [2022-01-11 05:55:32,721 INFO L854 garLoopResultBuilder]: At program point L791(lines 786 793) the Hoare annotation is: false [2022-01-11 05:55:32,722 INFO L854 garLoopResultBuilder]: At program point L884-2(lines 875 888) the Hoare annotation is: false [2022-01-11 05:55:32,722 INFO L854 garLoopResultBuilder]: At program point L537-5(lines 533 557) the Hoare annotation is: false [2022-01-11 05:55:32,722 INFO L858 garLoopResultBuilder]: For program point L917-4(lines 917 934) no Hoare annotation was computed. [2022-01-11 05:55:32,722 INFO L858 garLoopResultBuilder]: For program point L639-6(lines 639 643) no Hoare annotation was computed. [2022-01-11 05:55:32,722 INFO L854 garLoopResultBuilder]: At program point L590-5(lines 585 593) the Hoare annotation is: false [2022-01-11 05:55:32,722 INFO L854 garLoopResultBuilder]: At program point L917-5(lines 909 937) the Hoare annotation is: false [2022-01-11 05:55:32,722 INFO L858 garLoopResultBuilder]: For program point L639-8(lines 639 643) no Hoare annotation was computed. [2022-01-11 05:55:32,722 INFO L858 garLoopResultBuilder]: For program point L921-4(lines 921 931) no Hoare annotation was computed. [2022-01-11 05:55:32,723 INFO L854 garLoopResultBuilder]: At program point L522-2(lines 498 524) the Hoare annotation is: false [2022-01-11 05:55:32,723 INFO L854 garLoopResultBuilder]: At program point L645-2(lines 630 648) the Hoare annotation is: false [2022-01-11 05:55:32,723 INFO L858 garLoopResultBuilder]: For program point L922-6(lines 922 928) no Hoare annotation was computed. [2022-01-11 05:55:32,723 INFO L858 garLoopResultBuilder]: For program point L541-6(lines 541 549) no Hoare annotation was computed. [2022-01-11 05:55:32,723 INFO L858 garLoopResultBuilder]: For program point L790-2(line 790) no Hoare annotation was computed. [2022-01-11 05:55:32,723 INFO L854 garLoopResultBuilder]: At program point L563-2(lines 558 565) the Hoare annotation is: false [2022-01-11 05:55:32,723 INFO L854 garLoopResultBuilder]: At program point L529-4(lines 525 531) the Hoare annotation is: false [2022-01-11 05:55:32,723 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 790) no Hoare annotation was computed. [2022-01-11 05:55:32,723 INFO L854 garLoopResultBuilder]: At program point L791-2(lines 786 793) the Hoare annotation is: false [2022-01-11 05:55:32,726 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:55:32,727 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-11 05:55:32,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.01 05:55:32 BasicIcfg [2022-01-11 05:55:32,772 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-11 05:55:32,773 INFO L158 Benchmark]: Toolchain (without parser) took 5900.08ms. Allocated memory was 224.4MB in the beginning and 385.9MB in the end (delta: 161.5MB). Free memory was 178.0MB in the beginning and 334.3MB in the end (delta: -156.3MB). Peak memory consumption was 199.7MB. Max. memory is 8.0GB. [2022-01-11 05:55:32,773 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 224.4MB. Free memory is still 194.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-11 05:55:32,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.01ms. Allocated memory is still 224.4MB. Free memory was 177.8MB in the beginning and 186.5MB in the end (delta: -8.8MB). Peak memory consumption was 12.0MB. Max. memory is 8.0GB. [2022-01-11 05:55:32,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.82ms. Allocated memory is still 224.4MB. Free memory was 186.5MB in the beginning and 183.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-11 05:55:32,774 INFO L158 Benchmark]: Boogie Preprocessor took 60.92ms. Allocated memory is still 224.4MB. Free memory was 183.4MB in the beginning and 181.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-01-11 05:55:32,774 INFO L158 Benchmark]: RCFGBuilder took 476.15ms. Allocated memory is still 224.4MB. Free memory was 181.3MB in the beginning and 161.9MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2022-01-11 05:55:32,774 INFO L158 Benchmark]: IcfgTransformer took 74.95ms. Allocated memory is still 224.4MB. Free memory was 161.9MB in the beginning and 155.1MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-01-11 05:55:32,774 INFO L158 Benchmark]: TraceAbstraction took 4644.15ms. Allocated memory was 224.4MB in the beginning and 385.9MB in the end (delta: 161.5MB). Free memory was 154.5MB in the beginning and 334.3MB in the end (delta: -179.8MB). Peak memory consumption was 176.2MB. Max. memory is 8.0GB. [2022-01-11 05:55:32,775 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 224.4MB. Free memory is still 194.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 564.01ms. Allocated memory is still 224.4MB. Free memory was 177.8MB in the beginning and 186.5MB in the end (delta: -8.8MB). Peak memory consumption was 12.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 66.82ms. Allocated memory is still 224.4MB. Free memory was 186.5MB in the beginning and 183.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 60.92ms. Allocated memory is still 224.4MB. Free memory was 183.4MB in the beginning and 181.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 476.15ms. Allocated memory is still 224.4MB. Free memory was 181.3MB in the beginning and 161.9MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * IcfgTransformer took 74.95ms. Allocated memory is still 224.4MB. Free memory was 161.9MB in the beginning and 155.1MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * TraceAbstraction took 4644.15ms. Allocated memory was 224.4MB in the beginning and 385.9MB in the end (delta: 161.5MB). Free memory was 154.5MB in the beginning and 334.3MB in the end (delta: -179.8MB). Peak memory consumption was 176.2MB. 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: 790]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 790]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 790]: 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, 118 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 12, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1899 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1899 mSDsluCounter, 3650 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2105 mSDsCounter, 70 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 265 IncrementalHoareTripleChecker+Invalid, 335 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 70 mSolverCounterUnsat, 1545 mSDtfsCounter, 265 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=189occurred in iteration=11, InterpolantAutomatonStates: 58, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 1006 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 114 NumberOfFragments, 943 HoareAnnotationTreeSize, 56 FomulaSimplifications, 55458 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 56 FomulaSimplificationsInter, 27823 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 410 NumberOfCodeBlocks, 410 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 398 ConstructedInterpolants, 0 QuantifiedInterpolants, 1180 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 18/18 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: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (((((((((((~bvule32(tmp, 0bv32) && ~bvule32(1bv32, waterLevel)) && \result == 1bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp___0, 0bv32)) && ~bvule32(\result, 0bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvule32(1bv32, tmp)) || ((((((((1bv32 == pumpRunning && ~bvule32(\result, 2bv32)) && ~bvule32(tmp, 2bv32)) && ~bvule32(2bv32, waterLevel)) && ~bvult64(1bv32, tmp)) && ~bvule32(1bv32, systemActive)) && ~bvule32(2bv32, \result)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32))) || ((((1bv32 == pumpRunning && ~bvule32(pumpRunning, switchedOnBeforeTS)) && ~bvule32(pumpRunning, \result)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: ((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 810]: Loop Invariant Derived loop invariant: (((((1bv32 == pumpRunning && ~bvule32(2bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32)) || ((((1bv32 == pumpRunning && ~bvule32(pumpRunning, switchedOnBeforeTS)) && ~bvule32(pumpRunning, \result)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32)) || ((((~bvule32(2bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: ((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 558]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: (((((1bv32 == pumpRunning && ~bvule32(2bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32)) || ((((((((((~bvule32(tmp, 0bv32) && ~bvule32(1bv32, waterLevel)) && \result == 1bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp___0, 0bv32)) && ~bvule32(\result, 0bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvule32(1bv32, tmp))) || ((((1bv32 == pumpRunning && ~bvule32(pumpRunning, switchedOnBeforeTS)) && ~bvule32(pumpRunning, \result)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: (((((((((~bvule32(tmp, 0bv32) && ~bvule32(1bv32, waterLevel)) && \result == 1bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp___0, 0bv32)) && ~bvule32(\result, 0bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvule32(1bv32, tmp) - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: (((1bv32 == pumpRunning && ~bvule32(pumpRunning, switchedOnBeforeTS)) && ~bvule32(pumpRunning, \result)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: (((((~bvule32(2bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((((~bvule32(1bv32, waterLevel) && \result == 1bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 664]: Loop Invariant Derived loop invariant: ((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: (((((((((((~bvule32(tmp, 0bv32) && ~bvule32(1bv32, waterLevel)) && \result == 1bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp___0, 0bv32)) && ~bvule32(\result, 0bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvule32(1bv32, tmp)) || ((((1bv32 == pumpRunning && ~bvule32(pumpRunning, switchedOnBeforeTS)) && ~bvule32(pumpRunning, \result)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32)) || ((((((1bv32 == pumpRunning && ~bvule32(\result, 2bv32)) && ~bvule32(2bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && ~bvule32(2bv32, \result)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32)) - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: (((((((((((~bvule32(tmp, 0bv32) && ~bvule32(1bv32, waterLevel)) && \result == 1bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp___0, 0bv32)) && ~bvule32(\result, 0bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvule32(1bv32, tmp)) || ((((((((1bv32 == pumpRunning && ~bvule32(\result, 2bv32)) && ~bvule32(tmp, 2bv32)) && ~bvule32(2bv32, waterLevel)) && ~bvult64(1bv32, tmp)) && ~bvule32(1bv32, systemActive)) && ~bvule32(2bv32, \result)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32))) || ((((1bv32 == pumpRunning && ~bvule32(pumpRunning, switchedOnBeforeTS)) && ~bvule32(pumpRunning, \result)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: ((((((~bvule32(\result, 0bv32) && ~bvule32(2bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((1bv32 == pumpRunning && ~bvule32(pumpRunning, switchedOnBeforeTS)) && ~bvule32(pumpRunning, \result)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32)) || (((((~bvule32(\result, 0bv32) && ~bvule32(1bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: (((((((((((~bvule32(tmp, 0bv32) && ~bvule32(\result, 0bv32)) && ~bvule32(1bv32, waterLevel)) && \result == 1bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp___0, 0bv32)) && ~bvule32(\result, 0bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvule32(1bv32, tmp)) || ((((1bv32 == pumpRunning && ~bvule32(pumpRunning, switchedOnBeforeTS)) && ~bvule32(pumpRunning, \result)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 429]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: (((((((1bv32 == pumpRunning && ~bvule32(pumpRunning, \result)) && ~bvule32(2bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32)) || (((((~bvule32(\result, 0bv32) && ~bvule32(2bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((1bv32 == pumpRunning && ~bvule32(pumpRunning, switchedOnBeforeTS)) && ~bvule32(pumpRunning, \result)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32)) || (((((~bvule32(\result, 0bv32) && ~bvule32(1bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: (((((((((1bv32 == pumpRunning && ~bvule32(\result, 2bv32)) && ~bvule32(tmp, 2bv32)) && ~bvule32(2bv32, waterLevel)) && ~bvult64(1bv32, tmp)) && ~bvule32(1bv32, systemActive)) && ~bvule32(2bv32, \result)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32)) || ((((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((((1bv32 == pumpRunning && ~bvule32(pumpRunning, switchedOnBeforeTS)) && ~bvule32(pumpRunning, \result)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 558]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: (((1bv32 == pumpRunning && ~bvule32(pumpRunning, switchedOnBeforeTS)) && ~bvule32(pumpRunning, \result)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32 - InvariantResult [Line: 558]: Loop Invariant Derived loop invariant: ((((~bvule32(1bv32, tmp) && 1bv32 == pumpRunning) && ~bvule32(2bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32) - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && ~bvule32(2bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32)) || ((((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((((1bv32 == pumpRunning && ~bvule32(pumpRunning, switchedOnBeforeTS)) && ~bvule32(pumpRunning, \result)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32)) || ((((~bvule32(2bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: ((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: ((((((~bvule32(2bv32, waterLevel) && ~bvule32(1bv32, tmp___0)) && ~bvule32(1bv32, systemActive)) && ~bvule32(1bv32, \result)) && splverifierCounter == 0bv32) && ~bvule32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((((((~bvule32(1bv32, waterLevel) && \result == 1bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(waterLevel, 1bv32)) && ~bvule32(tmp___0, 0bv32)) && ~bvule32(\result, 0bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvule32(1bv32, tmp)) RESULT: Ultimate proved your program to be correct! [2022-01-11 05:55:32,827 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...