/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInlineTransformed.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_LAZY.epf -i ../../../trunk/examples/svcomp/psyco/psyco_accelerometer_1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 17:28:57,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 17:28:57,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 17:28:57,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-01-10 17:28:57,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 17:28:57,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 17:28:57,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 17:28:57,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 17:28:57,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 17:28:57,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 17:28:57,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 17:28:57,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 17:28:57,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 17:28:57,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 17:28:57,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 17:28:57,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 17:28:57,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-10 17:28:57,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-10 17:28:57,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-10 17:28:57,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-10 17:28:57,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-10 17:28:57,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-10 17:28:57,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-10 17:28:57,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-10 17:28:57,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-10 17:28:57,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 17:28:57,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 17:28:57,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 17:28:57,467 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_LAZY.epf [2022-01-10 17:28:57,530 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 17:28:57,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 17:28:57,530 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 17:28:57,530 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 17:28:57,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 17:28:57,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 17:28:57,532 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 17:28:57,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 17:28:57,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 17:28:57,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 17:28:57,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 17:28:57,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 17:28:57,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 17:28:57,533 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 17:28:57,533 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 17:28:57,534 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 17:28:57,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 17:28:57,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 17:28:57,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 17:28:57,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 17:28:57,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 17:28:57,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 17:28:57,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 17:28:57,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 17:28:57,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 17:28:57,536 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-10 17:28:57,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-10 17:28:57,536 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 17:28:57,536 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 17:28:57,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 17:28:57,537 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-10 17:28:57,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 17:28:57,540 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-10 17:28:57,540 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_LAZY WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 17:28:57,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 17:28:57,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 17:28:57,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 17:28:57,801 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 17:28:57,802 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 17:28:57,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/psyco/psyco_accelerometer_1.c [2022-01-10 17:28:57,853 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc58c3371/47bd7e7ab22644b1b210472c3c6dccbd/FLAG0fda69214 [2022-01-10 17:28:58,464 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 17:28:58,464 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/psyco/psyco_accelerometer_1.c [2022-01-10 17:28:58,501 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc58c3371/47bd7e7ab22644b1b210472c3c6dccbd/FLAG0fda69214 [2022-01-10 17:28:58,832 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc58c3371/47bd7e7ab22644b1b210472c3c6dccbd [2022-01-10 17:28:58,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 17:28:58,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-10 17:28:58,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 17:28:58,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 17:28:58,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 17:28:58,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 05:28:58" (1/1) ... [2022-01-10 17:28:58,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f947a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:28:58, skipping insertion in model container [2022-01-10 17:28:58,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 05:28:58" (1/1) ... [2022-01-10 17:28:58,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 17:28:58,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 17:28:59,517 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/psyco/psyco_accelerometer_1.c[182833,182846] [2022-01-10 17:28:59,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 17:28:59,545 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 17:28:59,746 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/psyco/psyco_accelerometer_1.c[182833,182846] [2022-01-10 17:28:59,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 17:28:59,766 INFO L208 MainTranslator]: Completed translation [2022-01-10 17:28:59,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:28:59 WrapperNode [2022-01-10 17:28:59,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 17:28:59,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 17:28:59,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 17:28:59,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 17:28:59,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:28:59" (1/1) ... [2022-01-10 17:28:59,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:28:59" (1/1) ... [2022-01-10 17:28:59,921 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1255 [2022-01-10 17:28:59,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 17:28:59,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 17:28:59,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 17:28:59,923 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 17:28:59,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:28:59" (1/1) ... [2022-01-10 17:28:59,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:28:59" (1/1) ... [2022-01-10 17:28:59,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:28:59" (1/1) ... [2022-01-10 17:28:59,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:28:59" (1/1) ... [2022-01-10 17:29:00,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:28:59" (1/1) ... [2022-01-10 17:29:00,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:28:59" (1/1) ... [2022-01-10 17:29:00,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:28:59" (1/1) ... [2022-01-10 17:29:00,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 17:29:00,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 17:29:00,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 17:29:00,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 17:29:00,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:28:59" (1/1) ... [2022-01-10 17:29:00,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 17:29:00,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 17:29:00,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-10 17:29:00,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-10 17:29:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 17:29:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 17:29:00,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 17:29:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 17:29:00,342 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 17:29:00,344 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 17:29:03,713 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 17:29:03,722 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 17:29:03,722 INFO L299 CfgBuilder]: Removed 21 assume(true) statements. [2022-01-10 17:29:03,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 05:29:03 BoogieIcfgContainer [2022-01-10 17:29:03,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 17:29:03,725 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-10 17:29:03,725 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-10 17:29:03,726 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-10 17:29:03,729 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 05:29:03" (1/1) ... [2022-01-10 17:29:04,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 05:29:04 BasicIcfg [2022-01-10 17:29:04,079 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-10 17:29:04,083 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 17:29:04,083 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 17:29:04,085 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 17:29:04,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 05:28:58" (1/4) ... [2022-01-10 17:29:04,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33150c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 05:29:04, skipping insertion in model container [2022-01-10 17:29:04,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:28:59" (2/4) ... [2022-01-10 17:29:04,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33150c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 05:29:04, skipping insertion in model container [2022-01-10 17:29:04,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 05:29:03" (3/4) ... [2022-01-10 17:29:04,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33150c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 05:29:04, skipping insertion in model container [2022-01-10 17:29:04,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 05:29:04" (4/4) ... [2022-01-10 17:29:04,089 INFO L111 eAbstractionObserver]: Analyzing ICFG psyco_accelerometer_1.cTransformedIcfg [2022-01-10 17:29:04,096 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 17:29:04,096 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-10 17:29:04,146 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 17:29:04,153 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-10 17:29:04,154 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-10 17:29:04,173 INFO L276 IsEmpty]: Start isEmpty. Operand has 237 states, 235 states have (on average 1.9787234042553192) internal successors, (465), 236 states have internal predecessors, (465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:04,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-01-10 17:29:04,179 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 17:29:04,180 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 17:29:04,180 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 17:29:04,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 17:29:04,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1479531671, now seen corresponding path program 1 times [2022-01-10 17:29:04,191 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 17:29:04,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517621779] [2022-01-10 17:29:04,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 17:29:04,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 17:29:04,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 17:29:04,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 17:29:04,376 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 17:29:04,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517621779] [2022-01-10 17:29:04,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517621779] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 17:29:04,377 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 17:29:04,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 17:29:04,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225835265] [2022-01-10 17:29:04,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 17:29:04,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-10 17:29:04,383 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 17:29:04,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-10 17:29:04,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 17:29:04,418 INFO L87 Difference]: Start difference. First operand has 237 states, 235 states have (on average 1.9787234042553192) internal successors, (465), 236 states have internal predecessors, (465), 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 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:04,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 17:29:04,453 INFO L93 Difference]: Finished difference Result 463 states and 910 transitions. [2022-01-10 17:29:04,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-10 17:29:04,455 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 9 [2022-01-10 17:29:04,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 17:29:04,465 INFO L225 Difference]: With dead ends: 463 [2022-01-10 17:29:04,465 INFO L226 Difference]: Without dead ends: 224 [2022-01-10 17:29:04,468 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 17:29:04,471 INFO L933 BasicCegarLoop]: 405 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, 405 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 17:29:04,472 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 17:29:04,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2022-01-10 17:29:04,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2022-01-10 17:29:04,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 223 states have (on average 1.7623318385650224) internal successors, (393), 223 states have internal predecessors, (393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:04,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 393 transitions. [2022-01-10 17:29:04,514 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 393 transitions. Word has length 9 [2022-01-10 17:29:04,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 17:29:04,514 INFO L470 AbstractCegarLoop]: Abstraction has 224 states and 393 transitions. [2022-01-10 17:29:04,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:04,515 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 393 transitions. [2022-01-10 17:29:04,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-01-10 17:29:04,515 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 17:29:04,516 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 17:29:04,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-10 17:29:04,516 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 17:29:04,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 17:29:04,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1348619443, now seen corresponding path program 1 times [2022-01-10 17:29:04,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 17:29:04,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250537394] [2022-01-10 17:29:04,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 17:29:04,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 17:29:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 17:29:04,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 17:29:04,634 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 17:29:04,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250537394] [2022-01-10 17:29:04,635 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250537394] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 17:29:04,635 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 17:29:04,635 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 17:29:04,635 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599953822] [2022-01-10 17:29:04,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 17:29:04,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 17:29:04,636 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 17:29:04,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 17:29:04,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:04,637 INFO L87 Difference]: Start difference. First operand 224 states and 393 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:07,167 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-01-10 17:29:07,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 17:29:07,576 INFO L93 Difference]: Finished difference Result 449 states and 788 transitions. [2022-01-10 17:29:07,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 17:29:07,577 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 10 [2022-01-10 17:29:07,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 17:29:07,579 INFO L225 Difference]: With dead ends: 449 [2022-01-10 17:29:07,579 INFO L226 Difference]: Without dead ends: 227 [2022-01-10 17:29:07,580 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:07,581 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 4 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 715 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-01-10 17:29:07,581 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 715 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2022-01-10 17:29:07,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2022-01-10 17:29:07,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2022-01-10 17:29:07,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 226 states have (on average 1.752212389380531) internal successors, (396), 226 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:07,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 396 transitions. [2022-01-10 17:29:07,622 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 396 transitions. Word has length 10 [2022-01-10 17:29:07,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 17:29:07,622 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 396 transitions. [2022-01-10 17:29:07,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:07,622 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 396 transitions. [2022-01-10 17:29:07,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-01-10 17:29:07,623 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 17:29:07,623 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 17:29:07,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-10 17:29:07,624 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 17:29:07,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 17:29:07,624 INFO L85 PathProgramCache]: Analyzing trace with hash -918346332, now seen corresponding path program 1 times [2022-01-10 17:29:07,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 17:29:07,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230889181] [2022-01-10 17:29:07,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 17:29:07,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 17:29:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 17:29:07,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 17:29:07,679 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 17:29:07,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230889181] [2022-01-10 17:29:07,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230889181] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 17:29:07,679 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 17:29:07,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 17:29:07,680 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304038045] [2022-01-10 17:29:07,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 17:29:07,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 17:29:07,680 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 17:29:07,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 17:29:07,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:07,681 INFO L87 Difference]: Start difference. First operand 227 states and 396 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:08,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 17:29:08,648 INFO L93 Difference]: Finished difference Result 457 states and 797 transitions. [2022-01-10 17:29:08,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 17:29:08,648 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 15 [2022-01-10 17:29:08,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 17:29:08,650 INFO L225 Difference]: With dead ends: 457 [2022-01-10 17:29:08,650 INFO L226 Difference]: Without dead ends: 233 [2022-01-10 17:29:08,651 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:08,652 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 44 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 676 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-10 17:29:08,653 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 676 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-10 17:29:08,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2022-01-10 17:29:08,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 231. [2022-01-10 17:29:08,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 230 states have (on average 1.7391304347826086) internal successors, (400), 230 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:08,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 400 transitions. [2022-01-10 17:29:08,666 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 400 transitions. Word has length 15 [2022-01-10 17:29:08,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 17:29:08,666 INFO L470 AbstractCegarLoop]: Abstraction has 231 states and 400 transitions. [2022-01-10 17:29:08,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:08,667 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 400 transitions. [2022-01-10 17:29:08,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-01-10 17:29:08,667 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 17:29:08,667 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 17:29:08,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-10 17:29:08,668 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 17:29:08,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 17:29:08,668 INFO L85 PathProgramCache]: Analyzing trace with hash -137532230, now seen corresponding path program 1 times [2022-01-10 17:29:08,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 17:29:08,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315833730] [2022-01-10 17:29:08,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 17:29:08,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 17:29:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 17:29:08,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 17:29:08,743 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 17:29:08,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315833730] [2022-01-10 17:29:08,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315833730] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 17:29:08,743 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 17:29:08,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 17:29:08,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209365201] [2022-01-10 17:29:08,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 17:29:08,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 17:29:08,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 17:29:08,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 17:29:08,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:08,745 INFO L87 Difference]: Start difference. First operand 231 states and 400 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:11,001 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-01-10 17:29:11,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 17:29:11,308 INFO L93 Difference]: Finished difference Result 272 states and 456 transitions. [2022-01-10 17:29:11,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 17:29:11,308 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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 18 [2022-01-10 17:29:11,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 17:29:11,310 INFO L225 Difference]: With dead ends: 272 [2022-01-10 17:29:11,310 INFO L226 Difference]: Without dead ends: 266 [2022-01-10 17:29:11,310 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:11,312 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 41 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 702 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-01-10 17:29:11,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 702 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 69 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2022-01-10 17:29:11,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2022-01-10 17:29:11,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 257. [2022-01-10 17:29:11,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 256 states have (on average 1.71875) internal successors, (440), 256 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:11,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 440 transitions. [2022-01-10 17:29:11,322 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 440 transitions. Word has length 18 [2022-01-10 17:29:11,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 17:29:11,322 INFO L470 AbstractCegarLoop]: Abstraction has 257 states and 440 transitions. [2022-01-10 17:29:11,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:11,322 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 440 transitions. [2022-01-10 17:29:11,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-01-10 17:29:11,323 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 17:29:11,323 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 17:29:11,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-10 17:29:11,323 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 17:29:11,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 17:29:11,324 INFO L85 PathProgramCache]: Analyzing trace with hash 32456924, now seen corresponding path program 1 times [2022-01-10 17:29:11,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 17:29:11,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744973065] [2022-01-10 17:29:11,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 17:29:11,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 17:29:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 17:29:11,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 17:29:11,364 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 17:29:11,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744973065] [2022-01-10 17:29:11,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744973065] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 17:29:11,365 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 17:29:11,365 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 17:29:11,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672781990] [2022-01-10 17:29:11,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 17:29:11,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 17:29:11,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 17:29:11,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 17:29:11,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:11,366 INFO L87 Difference]: Start difference. First operand 257 states and 440 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:12,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 17:29:12,026 INFO L93 Difference]: Finished difference Result 259 states and 441 transitions. [2022-01-10 17:29:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 17:29:12,026 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-01-10 17:29:12,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 17:29:12,028 INFO L225 Difference]: With dead ends: 259 [2022-01-10 17:29:12,028 INFO L226 Difference]: Without dead ends: 257 [2022-01-10 17:29:12,029 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:12,030 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 320 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-10 17:29:12,030 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 331 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-10 17:29:12,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2022-01-10 17:29:12,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2022-01-10 17:29:12,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 256 states have (on average 1.6875) internal successors, (432), 256 states have internal predecessors, (432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:12,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 432 transitions. [2022-01-10 17:29:12,038 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 432 transitions. Word has length 19 [2022-01-10 17:29:12,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 17:29:12,038 INFO L470 AbstractCegarLoop]: Abstraction has 257 states and 432 transitions. [2022-01-10 17:29:12,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:12,039 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 432 transitions. [2022-01-10 17:29:12,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-01-10 17:29:12,039 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 17:29:12,039 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 17:29:12,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-10 17:29:12,040 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 17:29:12,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 17:29:12,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1538990486, now seen corresponding path program 1 times [2022-01-10 17:29:12,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 17:29:12,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265576962] [2022-01-10 17:29:12,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 17:29:12,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 17:29:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 17:29:12,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 17:29:12,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 17:29:12,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265576962] [2022-01-10 17:29:12,137 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265576962] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 17:29:12,137 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 17:29:12,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 17:29:12,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709456685] [2022-01-10 17:29:12,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 17:29:12,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 17:29:12,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 17:29:12,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 17:29:12,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:12,138 INFO L87 Difference]: Start difference. First operand 257 states and 432 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 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) [2022-01-10 17:29:12,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 17:29:12,985 INFO L93 Difference]: Finished difference Result 704 states and 1182 transitions. [2022-01-10 17:29:12,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 17:29:12,986 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 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 [2022-01-10 17:29:12,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 17:29:12,987 INFO L225 Difference]: With dead ends: 704 [2022-01-10 17:29:12,988 INFO L226 Difference]: Without dead ends: 444 [2022-01-10 17:29:12,989 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:12,989 INFO L933 BasicCegarLoop]: 494 mSDtfsCounter, 242 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 713 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-10 17:29:12,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [242 Valid, 713 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-10 17:29:12,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2022-01-10 17:29:12,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 418. [2022-01-10 17:29:12,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 417 states have (on average 1.5419664268585132) internal successors, (643), 417 states have internal predecessors, (643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:13,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 643 transitions. [2022-01-10 17:29:13,000 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 643 transitions. Word has length 22 [2022-01-10 17:29:13,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 17:29:13,000 INFO L470 AbstractCegarLoop]: Abstraction has 418 states and 643 transitions. [2022-01-10 17:29:13,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 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) [2022-01-10 17:29:13,001 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 643 transitions. [2022-01-10 17:29:13,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-01-10 17:29:13,002 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 17:29:13,002 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2022-01-10 17:29:13,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-10 17:29:13,002 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 17:29:13,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 17:29:13,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1328776059, now seen corresponding path program 1 times [2022-01-10 17:29:13,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 17:29:13,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073893019] [2022-01-10 17:29:13,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 17:29:13,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 17:29:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 17:29:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-10 17:29:13,058 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 17:29:13,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073893019] [2022-01-10 17:29:13,058 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073893019] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 17:29:13,058 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 17:29:13,058 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 17:29:13,058 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326646014] [2022-01-10 17:29:13,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 17:29:13,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 17:29:13,059 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 17:29:13,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 17:29:13,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:13,059 INFO L87 Difference]: Start difference. First operand 418 states and 643 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:13,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 17:29:13,117 INFO L93 Difference]: Finished difference Result 754 states and 1168 transitions. [2022-01-10 17:29:13,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 17:29:13,117 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 29 [2022-01-10 17:29:13,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 17:29:13,119 INFO L225 Difference]: With dead ends: 754 [2022-01-10 17:29:13,119 INFO L226 Difference]: Without dead ends: 339 [2022-01-10 17:29:13,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:13,120 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 262 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 17:29:13,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [262 Valid, 355 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 17:29:13,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2022-01-10 17:29:13,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 339. [2022-01-10 17:29:13,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 338 states have (on average 1.544378698224852) internal successors, (522), 338 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:13,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 522 transitions. [2022-01-10 17:29:13,128 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 522 transitions. Word has length 29 [2022-01-10 17:29:13,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 17:29:13,129 INFO L470 AbstractCegarLoop]: Abstraction has 339 states and 522 transitions. [2022-01-10 17:29:13,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:13,129 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 522 transitions. [2022-01-10 17:29:13,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-01-10 17:29:13,130 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 17:29:13,130 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2022-01-10 17:29:13,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-10 17:29:13,130 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 17:29:13,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 17:29:13,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1705805849, now seen corresponding path program 1 times [2022-01-10 17:29:13,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 17:29:13,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189954859] [2022-01-10 17:29:13,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 17:29:13,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 17:29:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 17:29:13,168 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-10 17:29:13,169 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 17:29:13,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189954859] [2022-01-10 17:29:13,169 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189954859] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 17:29:13,169 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 17:29:13,169 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 17:29:13,170 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105813726] [2022-01-10 17:29:13,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 17:29:13,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 17:29:13,170 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 17:29:13,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 17:29:13,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:13,171 INFO L87 Difference]: Start difference. First operand 339 states and 522 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:13,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 17:29:13,233 INFO L93 Difference]: Finished difference Result 664 states and 1029 transitions. [2022-01-10 17:29:13,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 17:29:13,233 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 33 [2022-01-10 17:29:13,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 17:29:13,237 INFO L225 Difference]: With dead ends: 664 [2022-01-10 17:29:13,237 INFO L226 Difference]: Without dead ends: 333 [2022-01-10 17:29:13,237 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:13,240 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 247 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 17:29:13,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [247 Valid, 335 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 17:29:13,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2022-01-10 17:29:13,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 333. [2022-01-10 17:29:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 332 states have (on average 1.5120481927710843) internal successors, (502), 332 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:13,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 502 transitions. [2022-01-10 17:29:13,259 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 502 transitions. Word has length 33 [2022-01-10 17:29:13,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 17:29:13,260 INFO L470 AbstractCegarLoop]: Abstraction has 333 states and 502 transitions. [2022-01-10 17:29:13,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:13,260 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 502 transitions. [2022-01-10 17:29:13,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-01-10 17:29:13,265 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 17:29:13,265 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2022-01-10 17:29:13,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-10 17:29:13,265 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 17:29:13,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 17:29:13,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1160572789, now seen corresponding path program 1 times [2022-01-10 17:29:13,266 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 17:29:13,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973385959] [2022-01-10 17:29:13,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 17:29:13,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 17:29:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 17:29:13,329 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-10 17:29:13,330 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 17:29:13,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973385959] [2022-01-10 17:29:13,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973385959] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 17:29:13,330 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 17:29:13,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 17:29:13,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591738791] [2022-01-10 17:29:13,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 17:29:13,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 17:29:13,331 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 17:29:13,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 17:29:13,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:13,331 INFO L87 Difference]: Start difference. First operand 333 states and 502 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:13,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 17:29:13,956 INFO L93 Difference]: Finished difference Result 376 states and 543 transitions. [2022-01-10 17:29:13,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 17:29:13,963 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2022-01-10 17:29:13,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 17:29:13,965 INFO L225 Difference]: With dead ends: 376 [2022-01-10 17:29:13,965 INFO L226 Difference]: Without dead ends: 339 [2022-01-10 17:29:13,965 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:13,966 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 172 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-10 17:29:13,966 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [172 Valid, 448 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-10 17:29:13,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2022-01-10 17:29:13,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 333. [2022-01-10 17:29:13,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 332 states have (on average 1.4036144578313252) internal successors, (466), 332 states have internal predecessors, (466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:13,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 466 transitions. [2022-01-10 17:29:13,973 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 466 transitions. Word has length 37 [2022-01-10 17:29:13,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 17:29:13,974 INFO L470 AbstractCegarLoop]: Abstraction has 333 states and 466 transitions. [2022-01-10 17:29:13,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:13,974 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 466 transitions. [2022-01-10 17:29:13,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-01-10 17:29:13,974 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 17:29:13,975 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2022-01-10 17:29:13,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-10 17:29:13,975 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 17:29:13,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 17:29:13,975 INFO L85 PathProgramCache]: Analyzing trace with hash -302253443, now seen corresponding path program 1 times [2022-01-10 17:29:13,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 17:29:13,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517481299] [2022-01-10 17:29:13,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 17:29:13,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 17:29:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 17:29:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-10 17:29:14,011 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 17:29:14,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517481299] [2022-01-10 17:29:14,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517481299] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 17:29:14,011 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 17:29:14,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 17:29:14,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253158025] [2022-01-10 17:29:14,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 17:29:14,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 17:29:14,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 17:29:14,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 17:29:14,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:14,013 INFO L87 Difference]: Start difference. First operand 333 states and 466 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 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) [2022-01-10 17:29:14,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 17:29:14,063 INFO L93 Difference]: Finished difference Result 635 states and 888 transitions. [2022-01-10 17:29:14,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 17:29:14,063 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 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 38 [2022-01-10 17:29:14,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 17:29:14,065 INFO L225 Difference]: With dead ends: 635 [2022-01-10 17:29:14,065 INFO L226 Difference]: Without dead ends: 310 [2022-01-10 17:29:14,066 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:14,066 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 213 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 17:29:14,066 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [213 Valid, 374 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 17:29:14,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2022-01-10 17:29:14,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 310. [2022-01-10 17:29:14,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 309 states have (on average 1.3883495145631068) internal successors, (429), 309 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:14,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 429 transitions. [2022-01-10 17:29:14,073 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 429 transitions. Word has length 38 [2022-01-10 17:29:14,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 17:29:14,073 INFO L470 AbstractCegarLoop]: Abstraction has 310 states and 429 transitions. [2022-01-10 17:29:14,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 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) [2022-01-10 17:29:14,073 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 429 transitions. [2022-01-10 17:29:14,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-01-10 17:29:14,074 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 17:29:14,074 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2022-01-10 17:29:14,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-10 17:29:14,074 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 17:29:14,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 17:29:14,075 INFO L85 PathProgramCache]: Analyzing trace with hash -2079006045, now seen corresponding path program 1 times [2022-01-10 17:29:14,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 17:29:14,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608514601] [2022-01-10 17:29:14,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 17:29:14,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 17:29:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 17:29:14,110 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-10 17:29:14,111 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 17:29:14,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608514601] [2022-01-10 17:29:14,111 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608514601] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 17:29:14,111 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 17:29:14,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 17:29:14,111 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314863351] [2022-01-10 17:29:14,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 17:29:14,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 17:29:14,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 17:29:14,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 17:29:14,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:14,112 INFO L87 Difference]: Start difference. First operand 310 states and 429 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:14,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 17:29:14,164 INFO L93 Difference]: Finished difference Result 474 states and 665 transitions. [2022-01-10 17:29:14,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 17:29:14,165 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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 [2022-01-10 17:29:14,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 17:29:14,165 INFO L225 Difference]: With dead ends: 474 [2022-01-10 17:29:14,165 INFO L226 Difference]: Without dead ends: 0 [2022-01-10 17:29:14,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 17:29:14,166 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 36 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 17:29:14,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 410 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 17:29:14,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-10 17:29:14,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-10 17:29:14,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:14,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-10 17:29:14,168 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2022-01-10 17:29:14,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 17:29:14,168 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-10 17:29:14,168 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 17:29:14,168 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-10 17:29:14,168 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-10 17:29:14,170 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-10 17:29:14,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-10 17:29:14,172 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-10 17:29:14,269 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-10 17:29:14,269 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-10 17:29:14,269 INFO L854 garLoopResultBuilder]: At program point L34-2(lines 34 1252) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ULTIMATE.start_main_~this_m_conn_data_listener~0#1Int| 0)) (.cse1 (<= 1 |ULTIMATE.start_ULTIMATE.start_main_~this_m_delta~0#1Int|))) (or (and .cse0 (= |ULTIMATE.start_ULTIMATE.start_main_~this_m_conn~0#1Int| 0) (= |ULTIMATE.start_ULTIMATE.start_main_~q~0#1Int| 0) .cse1) (and (<= 4 |ULTIMATE.start_ULTIMATE.start_main_~q~0#1Int|) .cse0 (<= 1 |ULTIMATE.start_ULTIMATE.start_main_~this_m_conn~0#1Int|) .cse1))) [2022-01-10 17:29:14,270 INFO L854 garLoopResultBuilder]: At program point L1248(lines 34 1252) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ULTIMATE.start_main_~this_m_conn_data_listener~0#1Int| 0)) (.cse1 (<= 1 |ULTIMATE.start_ULTIMATE.start_main_~this_m_conn~0#1Int|)) (.cse2 (<= 1 |ULTIMATE.start_ULTIMATE.start_main_~this_m_delta~0#1Int|))) (or (and (<= 4 |ULTIMATE.start_ULTIMATE.start_main_~q~0#1Int|) .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_ULTIMATE.start_main_~q~0#1Int| 2) .cse0 (= |ULTIMATE.start_ULTIMATE.start_main_~this_m_conn~0#1Int| 0) .cse2) (and (= |ULTIMATE.start_ULTIMATE.start_main_~this_m_conn_data_listener~0#1Int| 1) (= |ULTIMATE.start_ULTIMATE.start_main_~q~0#1Int| 3) .cse1 .cse2) (and (= |ULTIMATE.start_ULTIMATE.start_main_~q~0#1Int| 0) .cse2))) [2022-01-10 17:29:14,270 INFO L858 garLoopResultBuilder]: For program point L34-3(lines 34 1252) no Hoare annotation was computed. [2022-01-10 17:29:14,270 INFO L858 garLoopResultBuilder]: For program point L46(lines 46 65) no Hoare annotation was computed. [2022-01-10 17:29:14,270 INFO L861 garLoopResultBuilder]: At program point L18(lines 18 1257) the Hoare annotation is: true [2022-01-10 17:29:14,270 INFO L858 garLoopResultBuilder]: For program point L47(lines 47 62) no Hoare annotation was computed. [2022-01-10 17:29:14,270 INFO L858 garLoopResultBuilder]: For program point L66(lines 66 149) no Hoare annotation was computed. [2022-01-10 17:29:14,270 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-10 17:29:14,270 INFO L858 garLoopResultBuilder]: For program point L49(lines 49 60) no Hoare annotation was computed. [2022-01-10 17:29:14,271 INFO L858 garLoopResultBuilder]: For program point L67(lines 67 82) no Hoare annotation was computed. [2022-01-10 17:29:14,271 INFO L858 garLoopResultBuilder]: For program point L150(lines 150 329) no Hoare annotation was computed. [2022-01-10 17:29:14,271 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-10 17:29:14,271 INFO L858 garLoopResultBuilder]: For program point L53(lines 53 55) no Hoare annotation was computed. [2022-01-10 17:29:14,271 INFO L858 garLoopResultBuilder]: For program point L69(lines 69 80) no Hoare annotation was computed. [2022-01-10 17:29:14,271 INFO L858 garLoopResultBuilder]: For program point L83(lines 83 98) no Hoare annotation was computed. [2022-01-10 17:29:14,271 INFO L858 garLoopResultBuilder]: For program point L151(lines 151 166) no Hoare annotation was computed. [2022-01-10 17:29:14,271 INFO L858 garLoopResultBuilder]: For program point L330(lines 330 1069) no Hoare annotation was computed. [2022-01-10 17:29:14,271 INFO L854 garLoopResultBuilder]: At program point L1238(lines 18 1257) the Hoare annotation is: false [2022-01-10 17:29:14,271 INFO L858 garLoopResultBuilder]: For program point L73(lines 73 75) no Hoare annotation was computed. [2022-01-10 17:29:14,271 INFO L858 garLoopResultBuilder]: For program point L85(lines 85 96) no Hoare annotation was computed. [2022-01-10 17:29:14,272 INFO L858 garLoopResultBuilder]: For program point L99(lines 99 114) no Hoare annotation was computed. [2022-01-10 17:29:14,272 INFO L858 garLoopResultBuilder]: For program point L153(lines 153 164) no Hoare annotation was computed. [2022-01-10 17:29:14,272 INFO L858 garLoopResultBuilder]: For program point L167(lines 167 182) no Hoare annotation was computed. [2022-01-10 17:29:14,272 INFO L858 garLoopResultBuilder]: For program point L331(lines 331 346) no Hoare annotation was computed. [2022-01-10 17:29:14,272 INFO L858 garLoopResultBuilder]: For program point L1070(lines 1070 1249) no Hoare annotation was computed. [2022-01-10 17:29:14,272 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1256) no Hoare annotation was computed. [2022-01-10 17:29:14,272 INFO L858 garLoopResultBuilder]: For program point L89(lines 89 91) no Hoare annotation was computed. [2022-01-10 17:29:14,272 INFO L858 garLoopResultBuilder]: For program point L101(lines 101 112) no Hoare annotation was computed. [2022-01-10 17:29:14,272 INFO L858 garLoopResultBuilder]: For program point L115(lines 115 130) no Hoare annotation was computed. [2022-01-10 17:29:14,272 INFO L858 garLoopResultBuilder]: For program point L157(lines 157 159) no Hoare annotation was computed. [2022-01-10 17:29:14,273 INFO L858 garLoopResultBuilder]: For program point L169(lines 169 180) no Hoare annotation was computed. [2022-01-10 17:29:14,273 INFO L858 garLoopResultBuilder]: For program point L183(lines 183 198) no Hoare annotation was computed. [2022-01-10 17:29:14,273 INFO L858 garLoopResultBuilder]: For program point L333(lines 333 344) no Hoare annotation was computed. [2022-01-10 17:29:14,273 INFO L858 garLoopResultBuilder]: For program point L347(lines 347 362) no Hoare annotation was computed. [2022-01-10 17:29:14,273 INFO L858 garLoopResultBuilder]: For program point L1071(lines 1071 1086) no Hoare annotation was computed. [2022-01-10 17:29:14,273 INFO L858 garLoopResultBuilder]: For program point L105(lines 105 107) no Hoare annotation was computed. [2022-01-10 17:29:14,273 INFO L858 garLoopResultBuilder]: For program point L117(lines 117 128) no Hoare annotation was computed. [2022-01-10 17:29:14,273 INFO L858 garLoopResultBuilder]: For program point L131(lines 131 146) no Hoare annotation was computed. [2022-01-10 17:29:14,273 INFO L858 garLoopResultBuilder]: For program point L173(lines 173 175) no Hoare annotation was computed. [2022-01-10 17:29:14,273 INFO L858 garLoopResultBuilder]: For program point L185(lines 185 196) no Hoare annotation was computed. [2022-01-10 17:29:14,273 INFO L858 garLoopResultBuilder]: For program point L199(lines 199 214) no Hoare annotation was computed. [2022-01-10 17:29:14,273 INFO L858 garLoopResultBuilder]: For program point L337(lines 337 339) no Hoare annotation was computed. [2022-01-10 17:29:14,274 INFO L858 garLoopResultBuilder]: For program point L349(lines 349 360) no Hoare annotation was computed. [2022-01-10 17:29:14,274 INFO L858 garLoopResultBuilder]: For program point L363(lines 363 378) no Hoare annotation was computed. [2022-01-10 17:29:14,274 INFO L858 garLoopResultBuilder]: For program point L1073(lines 1073 1084) no Hoare annotation was computed. [2022-01-10 17:29:14,274 INFO L858 garLoopResultBuilder]: For program point L1087(lines 1087 1102) no Hoare annotation was computed. [2022-01-10 17:29:14,274 INFO L858 garLoopResultBuilder]: For program point L121(lines 121 123) no Hoare annotation was computed. [2022-01-10 17:29:14,274 INFO L858 garLoopResultBuilder]: For program point L133(lines 133 144) no Hoare annotation was computed. [2022-01-10 17:29:14,274 INFO L858 garLoopResultBuilder]: For program point L189(lines 189 191) no Hoare annotation was computed. [2022-01-10 17:29:14,274 INFO L858 garLoopResultBuilder]: For program point L201(lines 201 212) no Hoare annotation was computed. [2022-01-10 17:29:14,274 INFO L858 garLoopResultBuilder]: For program point L215(lines 215 230) no Hoare annotation was computed. [2022-01-10 17:29:14,274 INFO L858 garLoopResultBuilder]: For program point L353(lines 353 355) no Hoare annotation was computed. [2022-01-10 17:29:14,274 INFO L858 garLoopResultBuilder]: For program point L365(lines 365 376) no Hoare annotation was computed. [2022-01-10 17:29:14,275 INFO L858 garLoopResultBuilder]: For program point L379(lines 379 394) no Hoare annotation was computed. [2022-01-10 17:29:14,275 INFO L858 garLoopResultBuilder]: For program point L1077(lines 1077 1079) no Hoare annotation was computed. [2022-01-10 17:29:14,275 INFO L858 garLoopResultBuilder]: For program point L1089(lines 1089 1100) no Hoare annotation was computed. [2022-01-10 17:29:14,275 INFO L858 garLoopResultBuilder]: For program point L1103(lines 1103 1118) no Hoare annotation was computed. [2022-01-10 17:29:14,275 INFO L858 garLoopResultBuilder]: For program point L137(lines 137 139) no Hoare annotation was computed. [2022-01-10 17:29:14,275 INFO L858 garLoopResultBuilder]: For program point L205(lines 205 207) no Hoare annotation was computed. [2022-01-10 17:29:14,275 INFO L858 garLoopResultBuilder]: For program point L217(lines 217 228) no Hoare annotation was computed. [2022-01-10 17:29:14,275 INFO L858 garLoopResultBuilder]: For program point L231(lines 231 246) no Hoare annotation was computed. [2022-01-10 17:29:14,275 INFO L858 garLoopResultBuilder]: For program point L369(lines 369 371) no Hoare annotation was computed. [2022-01-10 17:29:14,275 INFO L858 garLoopResultBuilder]: For program point L381(lines 381 392) no Hoare annotation was computed. [2022-01-10 17:29:14,275 INFO L858 garLoopResultBuilder]: For program point L395(lines 395 410) no Hoare annotation was computed. [2022-01-10 17:29:14,276 INFO L858 garLoopResultBuilder]: For program point L1093(lines 1093 1095) no Hoare annotation was computed. [2022-01-10 17:29:14,276 INFO L858 garLoopResultBuilder]: For program point L1105(lines 1105 1116) no Hoare annotation was computed. [2022-01-10 17:29:14,276 INFO L858 garLoopResultBuilder]: For program point L1119(lines 1119 1134) no Hoare annotation was computed. [2022-01-10 17:29:14,276 INFO L858 garLoopResultBuilder]: For program point L221(lines 221 223) no Hoare annotation was computed. [2022-01-10 17:29:14,276 INFO L858 garLoopResultBuilder]: For program point L233(lines 233 244) no Hoare annotation was computed. [2022-01-10 17:29:14,276 INFO L858 garLoopResultBuilder]: For program point L247(lines 247 262) no Hoare annotation was computed. [2022-01-10 17:29:14,276 INFO L858 garLoopResultBuilder]: For program point L385(lines 385 387) no Hoare annotation was computed. [2022-01-10 17:29:14,276 INFO L858 garLoopResultBuilder]: For program point L397(lines 397 408) no Hoare annotation was computed. [2022-01-10 17:29:14,276 INFO L858 garLoopResultBuilder]: For program point L411(lines 411 426) no Hoare annotation was computed. [2022-01-10 17:29:14,276 INFO L858 garLoopResultBuilder]: For program point L1109(lines 1109 1111) no Hoare annotation was computed. [2022-01-10 17:29:14,276 INFO L858 garLoopResultBuilder]: For program point L1121(lines 1121 1132) no Hoare annotation was computed. [2022-01-10 17:29:14,276 INFO L858 garLoopResultBuilder]: For program point L1135(lines 1135 1150) no Hoare annotation was computed. [2022-01-10 17:29:14,277 INFO L858 garLoopResultBuilder]: For program point L237(lines 237 239) no Hoare annotation was computed. [2022-01-10 17:29:14,277 INFO L858 garLoopResultBuilder]: For program point L249(lines 249 260) no Hoare annotation was computed. [2022-01-10 17:29:14,277 INFO L858 garLoopResultBuilder]: For program point L263(lines 263 278) no Hoare annotation was computed. [2022-01-10 17:29:14,277 INFO L858 garLoopResultBuilder]: For program point L401(lines 401 403) no Hoare annotation was computed. [2022-01-10 17:29:14,277 INFO L858 garLoopResultBuilder]: For program point L413(lines 413 424) no Hoare annotation was computed. [2022-01-10 17:29:14,277 INFO L858 garLoopResultBuilder]: For program point L427(lines 427 442) no Hoare annotation was computed. [2022-01-10 17:29:14,277 INFO L858 garLoopResultBuilder]: For program point L1125(lines 1125 1127) no Hoare annotation was computed. [2022-01-10 17:29:14,277 INFO L858 garLoopResultBuilder]: For program point L1137(lines 1137 1148) no Hoare annotation was computed. [2022-01-10 17:29:14,277 INFO L858 garLoopResultBuilder]: For program point L1151(lines 1151 1166) no Hoare annotation was computed. [2022-01-10 17:29:14,277 INFO L858 garLoopResultBuilder]: For program point L253(lines 253 255) no Hoare annotation was computed. [2022-01-10 17:29:14,277 INFO L858 garLoopResultBuilder]: For program point L265(lines 265 276) no Hoare annotation was computed. [2022-01-10 17:29:14,277 INFO L858 garLoopResultBuilder]: For program point L279(lines 279 294) no Hoare annotation was computed. [2022-01-10 17:29:14,277 INFO L858 garLoopResultBuilder]: For program point L417(lines 417 419) no Hoare annotation was computed. [2022-01-10 17:29:14,278 INFO L858 garLoopResultBuilder]: For program point L429(lines 429 440) no Hoare annotation was computed. [2022-01-10 17:29:14,278 INFO L858 garLoopResultBuilder]: For program point L443(lines 443 458) no Hoare annotation was computed. [2022-01-10 17:29:14,278 INFO L858 garLoopResultBuilder]: For program point L1141(lines 1141 1143) no Hoare annotation was computed. [2022-01-10 17:29:14,278 INFO L858 garLoopResultBuilder]: For program point L1153(lines 1153 1164) no Hoare annotation was computed. [2022-01-10 17:29:14,278 INFO L858 garLoopResultBuilder]: For program point L1167(lines 1167 1182) no Hoare annotation was computed. [2022-01-10 17:29:14,278 INFO L858 garLoopResultBuilder]: For program point L269(lines 269 271) no Hoare annotation was computed. [2022-01-10 17:29:14,278 INFO L858 garLoopResultBuilder]: For program point L281(lines 281 292) no Hoare annotation was computed. [2022-01-10 17:29:14,278 INFO L858 garLoopResultBuilder]: For program point L295(lines 295 310) no Hoare annotation was computed. [2022-01-10 17:29:14,278 INFO L858 garLoopResultBuilder]: For program point L433(lines 433 435) no Hoare annotation was computed. [2022-01-10 17:29:14,278 INFO L858 garLoopResultBuilder]: For program point L445(lines 445 456) no Hoare annotation was computed. [2022-01-10 17:29:14,278 INFO L858 garLoopResultBuilder]: For program point L459(lines 459 474) no Hoare annotation was computed. [2022-01-10 17:29:14,278 INFO L858 garLoopResultBuilder]: For program point L1157(lines 1157 1159) no Hoare annotation was computed. [2022-01-10 17:29:14,279 INFO L858 garLoopResultBuilder]: For program point L1169(lines 1169 1180) no Hoare annotation was computed. [2022-01-10 17:29:14,279 INFO L858 garLoopResultBuilder]: For program point L1183(lines 1183 1198) no Hoare annotation was computed. [2022-01-10 17:29:14,279 INFO L858 garLoopResultBuilder]: For program point L285(lines 285 287) no Hoare annotation was computed. [2022-01-10 17:29:14,279 INFO L858 garLoopResultBuilder]: For program point L297(lines 297 308) no Hoare annotation was computed. [2022-01-10 17:29:14,279 INFO L858 garLoopResultBuilder]: For program point L311(lines 311 326) no Hoare annotation was computed. [2022-01-10 17:29:14,279 INFO L858 garLoopResultBuilder]: For program point L449(lines 449 451) no Hoare annotation was computed. [2022-01-10 17:29:14,279 INFO L858 garLoopResultBuilder]: For program point L461(lines 461 472) no Hoare annotation was computed. [2022-01-10 17:29:14,279 INFO L858 garLoopResultBuilder]: For program point L475(lines 475 490) no Hoare annotation was computed. [2022-01-10 17:29:14,279 INFO L858 garLoopResultBuilder]: For program point L1173(lines 1173 1175) no Hoare annotation was computed. [2022-01-10 17:29:14,279 INFO L858 garLoopResultBuilder]: For program point L1185(lines 1185 1196) no Hoare annotation was computed. [2022-01-10 17:29:14,279 INFO L858 garLoopResultBuilder]: For program point L1199(lines 1199 1214) no Hoare annotation was computed. [2022-01-10 17:29:14,279 INFO L858 garLoopResultBuilder]: For program point L301(lines 301 303) no Hoare annotation was computed. [2022-01-10 17:29:14,279 INFO L858 garLoopResultBuilder]: For program point L313(lines 313 324) no Hoare annotation was computed. [2022-01-10 17:29:14,280 INFO L858 garLoopResultBuilder]: For program point L465(lines 465 467) no Hoare annotation was computed. [2022-01-10 17:29:14,280 INFO L858 garLoopResultBuilder]: For program point L477(lines 477 488) no Hoare annotation was computed. [2022-01-10 17:29:14,280 INFO L858 garLoopResultBuilder]: For program point L491(lines 491 506) no Hoare annotation was computed. [2022-01-10 17:29:14,280 INFO L858 garLoopResultBuilder]: For program point L1189(lines 1189 1191) no Hoare annotation was computed. [2022-01-10 17:29:14,280 INFO L858 garLoopResultBuilder]: For program point L1201(lines 1201 1212) no Hoare annotation was computed. [2022-01-10 17:29:14,280 INFO L858 garLoopResultBuilder]: For program point L1215(lines 1215 1230) no Hoare annotation was computed. [2022-01-10 17:29:14,280 INFO L858 garLoopResultBuilder]: For program point L317(lines 317 319) no Hoare annotation was computed. [2022-01-10 17:29:14,280 INFO L858 garLoopResultBuilder]: For program point L481(lines 481 483) no Hoare annotation was computed. [2022-01-10 17:29:14,280 INFO L858 garLoopResultBuilder]: For program point L493(lines 493 504) no Hoare annotation was computed. [2022-01-10 17:29:14,280 INFO L858 garLoopResultBuilder]: For program point L507(lines 507 522) no Hoare annotation was computed. [2022-01-10 17:29:14,280 INFO L858 garLoopResultBuilder]: For program point L1205(lines 1205 1207) no Hoare annotation was computed. [2022-01-10 17:29:14,281 INFO L858 garLoopResultBuilder]: For program point L1217(lines 1217 1228) no Hoare annotation was computed. [2022-01-10 17:29:14,281 INFO L858 garLoopResultBuilder]: For program point L1231(lines 1231 1246) no Hoare annotation was computed. [2022-01-10 17:29:14,281 INFO L858 garLoopResultBuilder]: For program point L497(lines 497 499) no Hoare annotation was computed. [2022-01-10 17:29:14,281 INFO L858 garLoopResultBuilder]: For program point L509(lines 509 520) no Hoare annotation was computed. [2022-01-10 17:29:14,281 INFO L858 garLoopResultBuilder]: For program point L523(lines 523 538) no Hoare annotation was computed. [2022-01-10 17:29:14,281 INFO L858 garLoopResultBuilder]: For program point L1221(lines 1221 1223) no Hoare annotation was computed. [2022-01-10 17:29:14,281 INFO L858 garLoopResultBuilder]: For program point L1233(lines 1233 1244) no Hoare annotation was computed. [2022-01-10 17:29:14,281 INFO L858 garLoopResultBuilder]: For program point L513(lines 513 515) no Hoare annotation was computed. [2022-01-10 17:29:14,281 INFO L858 garLoopResultBuilder]: For program point L525(lines 525 536) no Hoare annotation was computed. [2022-01-10 17:29:14,281 INFO L858 garLoopResultBuilder]: For program point L539(lines 539 554) no Hoare annotation was computed. [2022-01-10 17:29:14,281 INFO L858 garLoopResultBuilder]: For program point L1237(lines 1237 1239) no Hoare annotation was computed. [2022-01-10 17:29:14,281 INFO L858 garLoopResultBuilder]: For program point L529(lines 529 531) no Hoare annotation was computed. [2022-01-10 17:29:14,282 INFO L858 garLoopResultBuilder]: For program point L541(lines 541 552) no Hoare annotation was computed. [2022-01-10 17:29:14,282 INFO L858 garLoopResultBuilder]: For program point L555(lines 555 570) no Hoare annotation was computed. [2022-01-10 17:29:14,282 INFO L858 garLoopResultBuilder]: For program point L545(lines 545 547) no Hoare annotation was computed. [2022-01-10 17:29:14,282 INFO L858 garLoopResultBuilder]: For program point L557(lines 557 568) no Hoare annotation was computed. [2022-01-10 17:29:14,282 INFO L858 garLoopResultBuilder]: For program point L571(lines 571 586) no Hoare annotation was computed. [2022-01-10 17:29:14,282 INFO L858 garLoopResultBuilder]: For program point L561(lines 561 563) no Hoare annotation was computed. [2022-01-10 17:29:14,282 INFO L858 garLoopResultBuilder]: For program point L573(lines 573 584) no Hoare annotation was computed. [2022-01-10 17:29:14,282 INFO L858 garLoopResultBuilder]: For program point L587(lines 587 602) no Hoare annotation was computed. [2022-01-10 17:29:14,282 INFO L858 garLoopResultBuilder]: For program point L577(lines 577 579) no Hoare annotation was computed. [2022-01-10 17:29:14,282 INFO L858 garLoopResultBuilder]: For program point L589(lines 589 600) no Hoare annotation was computed. [2022-01-10 17:29:14,282 INFO L858 garLoopResultBuilder]: For program point L603(lines 603 618) no Hoare annotation was computed. [2022-01-10 17:29:14,282 INFO L858 garLoopResultBuilder]: For program point L593(lines 593 595) no Hoare annotation was computed. [2022-01-10 17:29:14,282 INFO L858 garLoopResultBuilder]: For program point L605(lines 605 616) no Hoare annotation was computed. [2022-01-10 17:29:14,283 INFO L858 garLoopResultBuilder]: For program point L619(lines 619 634) no Hoare annotation was computed. [2022-01-10 17:29:14,283 INFO L858 garLoopResultBuilder]: For program point L609(lines 609 611) no Hoare annotation was computed. [2022-01-10 17:29:14,283 INFO L858 garLoopResultBuilder]: For program point L621(lines 621 632) no Hoare annotation was computed. [2022-01-10 17:29:14,283 INFO L858 garLoopResultBuilder]: For program point L635(lines 635 650) no Hoare annotation was computed. [2022-01-10 17:29:14,283 INFO L858 garLoopResultBuilder]: For program point L625(lines 625 627) no Hoare annotation was computed. [2022-01-10 17:29:14,283 INFO L858 garLoopResultBuilder]: For program point L637(lines 637 648) no Hoare annotation was computed. [2022-01-10 17:29:14,283 INFO L858 garLoopResultBuilder]: For program point L651(lines 651 666) no Hoare annotation was computed. [2022-01-10 17:29:14,283 INFO L858 garLoopResultBuilder]: For program point L641(lines 641 643) no Hoare annotation was computed. [2022-01-10 17:29:14,283 INFO L858 garLoopResultBuilder]: For program point L653(lines 653 664) no Hoare annotation was computed. [2022-01-10 17:29:14,283 INFO L858 garLoopResultBuilder]: For program point L667(lines 667 682) no Hoare annotation was computed. [2022-01-10 17:29:14,283 INFO L858 garLoopResultBuilder]: For program point L657(lines 657 659) no Hoare annotation was computed. [2022-01-10 17:29:14,283 INFO L858 garLoopResultBuilder]: For program point L669(lines 669 680) no Hoare annotation was computed. [2022-01-10 17:29:14,283 INFO L858 garLoopResultBuilder]: For program point L683(lines 683 698) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L673(lines 673 675) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L685(lines 685 696) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L699(lines 699 714) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L689(lines 689 691) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L701(lines 701 712) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L715(lines 715 730) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L705(lines 705 707) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L717(lines 717 728) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L731(lines 731 746) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L721(lines 721 723) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L733(lines 733 744) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L747(lines 747 762) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L737(lines 737 739) no Hoare annotation was computed. [2022-01-10 17:29:14,284 INFO L858 garLoopResultBuilder]: For program point L749(lines 749 760) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L763(lines 763 778) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L753(lines 753 755) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L765(lines 765 776) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L779(lines 779 794) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L769(lines 769 771) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L781(lines 781 792) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L795(lines 795 810) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L785(lines 785 787) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L797(lines 797 808) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L811(lines 811 826) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L801(lines 801 803) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L813(lines 813 824) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L827(lines 827 842) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L817(lines 817 819) no Hoare annotation was computed. [2022-01-10 17:29:14,285 INFO L858 garLoopResultBuilder]: For program point L829(lines 829 840) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L843(lines 843 858) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L833(lines 833 835) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L845(lines 845 856) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L859(lines 859 874) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L849(lines 849 851) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L861(lines 861 872) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L875(lines 875 890) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L865(lines 865 867) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L877(lines 877 888) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L891(lines 891 906) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L881(lines 881 883) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L893(lines 893 904) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L907(lines 907 922) no Hoare annotation was computed. [2022-01-10 17:29:14,286 INFO L858 garLoopResultBuilder]: For program point L897(lines 897 899) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L909(lines 909 920) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L923(lines 923 938) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L913(lines 913 915) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L925(lines 925 936) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L939(lines 939 954) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L929(lines 929 931) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L941(lines 941 952) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L955(lines 955 970) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L945(lines 945 947) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L957(lines 957 968) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L971(lines 971 986) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L961(lines 961 963) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L973(lines 973 984) no Hoare annotation was computed. [2022-01-10 17:29:14,287 INFO L858 garLoopResultBuilder]: For program point L987(lines 987 1002) no Hoare annotation was computed. [2022-01-10 17:29:14,288 INFO L858 garLoopResultBuilder]: For program point L977(lines 977 979) no Hoare annotation was computed. [2022-01-10 17:29:14,288 INFO L858 garLoopResultBuilder]: For program point L989(lines 989 1000) no Hoare annotation was computed. [2022-01-10 17:29:14,288 INFO L858 garLoopResultBuilder]: For program point L1003(lines 1003 1018) no Hoare annotation was computed. [2022-01-10 17:29:14,288 INFO L858 garLoopResultBuilder]: For program point L993(lines 993 995) no Hoare annotation was computed. [2022-01-10 17:29:14,288 INFO L858 garLoopResultBuilder]: For program point L1005(lines 1005 1016) no Hoare annotation was computed. [2022-01-10 17:29:14,288 INFO L858 garLoopResultBuilder]: For program point L1019(lines 1019 1034) no Hoare annotation was computed. [2022-01-10 17:29:14,288 INFO L858 garLoopResultBuilder]: For program point L1009(lines 1009 1011) no Hoare annotation was computed. [2022-01-10 17:29:14,288 INFO L858 garLoopResultBuilder]: For program point L1021(lines 1021 1032) no Hoare annotation was computed. [2022-01-10 17:29:14,288 INFO L858 garLoopResultBuilder]: For program point L1035(lines 1035 1050) no Hoare annotation was computed. [2022-01-10 17:29:14,288 INFO L858 garLoopResultBuilder]: For program point L1025(lines 1025 1027) no Hoare annotation was computed. [2022-01-10 17:29:14,288 INFO L858 garLoopResultBuilder]: For program point L1037(lines 1037 1048) no Hoare annotation was computed. [2022-01-10 17:29:14,288 INFO L858 garLoopResultBuilder]: For program point L1051(lines 1051 1066) no Hoare annotation was computed. [2022-01-10 17:29:14,288 INFO L858 garLoopResultBuilder]: For program point L1041(lines 1041 1043) no Hoare annotation was computed. [2022-01-10 17:29:14,289 INFO L858 garLoopResultBuilder]: For program point L1053(lines 1053 1064) no Hoare annotation was computed. [2022-01-10 17:29:14,289 INFO L858 garLoopResultBuilder]: For program point L1057(lines 1057 1059) no Hoare annotation was computed. [2022-01-10 17:29:14,291 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 17:29:14,292 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 17:29:14,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 05:29:14 BasicIcfg [2022-01-10 17:29:14,308 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 17:29:14,308 INFO L158 Benchmark]: Toolchain (without parser) took 15472.58ms. Allocated memory was 189.8MB in the beginning and 442.5MB in the end (delta: 252.7MB). Free memory was 127.8MB in the beginning and 243.1MB in the end (delta: -115.2MB). Peak memory consumption was 137.6MB. Max. memory is 8.0GB. [2022-01-10 17:29:14,309 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 189.8MB. Free memory is still 154.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 17:29:14,309 INFO L158 Benchmark]: CACSL2BoogieTranslator took 929.29ms. Allocated memory was 189.8MB in the beginning and 295.7MB in the end (delta: 105.9MB). Free memory was 127.6MB in the beginning and 162.3MB in the end (delta: -34.7MB). Peak memory consumption was 73.7MB. Max. memory is 8.0GB. [2022-01-10 17:29:14,309 INFO L158 Benchmark]: Boogie Procedure Inliner took 153.80ms. Allocated memory is still 295.7MB. Free memory was 162.3MB in the beginning and 139.7MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2022-01-10 17:29:14,309 INFO L158 Benchmark]: Boogie Preprocessor took 207.73ms. Allocated memory is still 295.7MB. Free memory was 139.7MB in the beginning and 237.0MB in the end (delta: -97.3MB). Peak memory consumption was 24.3MB. Max. memory is 8.0GB. [2022-01-10 17:29:14,310 INFO L158 Benchmark]: RCFGBuilder took 3593.48ms. Allocated memory was 295.7MB in the beginning and 442.5MB in the end (delta: 146.8MB). Free memory was 237.0MB in the beginning and 359.5MB in the end (delta: -122.4MB). Peak memory consumption was 106.7MB. Max. memory is 8.0GB. [2022-01-10 17:29:14,310 INFO L158 Benchmark]: IcfgTransformer took 354.28ms. Allocated memory is still 442.5MB. Free memory was 359.5MB in the beginning and 302.8MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 8.0GB. [2022-01-10 17:29:14,310 INFO L158 Benchmark]: TraceAbstraction took 10225.16ms. Allocated memory is still 442.5MB. Free memory was 302.3MB in the beginning and 243.1MB in the end (delta: 59.2MB). Peak memory consumption was 58.7MB. Max. memory is 8.0GB. [2022-01-10 17:29:14,312 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 189.8MB. Free memory is still 154.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 929.29ms. Allocated memory was 189.8MB in the beginning and 295.7MB in the end (delta: 105.9MB). Free memory was 127.6MB in the beginning and 162.3MB in the end (delta: -34.7MB). Peak memory consumption was 73.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 153.80ms. Allocated memory is still 295.7MB. Free memory was 162.3MB in the beginning and 139.7MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 207.73ms. Allocated memory is still 295.7MB. Free memory was 139.7MB in the beginning and 237.0MB in the end (delta: -97.3MB). Peak memory consumption was 24.3MB. Max. memory is 8.0GB. * RCFGBuilder took 3593.48ms. Allocated memory was 295.7MB in the beginning and 442.5MB in the end (delta: 146.8MB). Free memory was 237.0MB in the beginning and 359.5MB in the end (delta: -122.4MB). Peak memory consumption was 106.7MB. Max. memory is 8.0GB. * IcfgTransformer took 354.28ms. Allocated memory is still 442.5MB. Free memory was 359.5MB in the beginning and 302.8MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 8.0GB. * TraceAbstraction took 10225.16ms. Allocated memory is still 442.5MB. Free memory was 302.3MB in the beginning and 243.1MB in the end (delta: 59.2MB). Peak memory consumption was 58.7MB. 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: 1256]: 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, 237 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.1s, OverallIterations: 11, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 1581 SdHoareTripleChecker+Valid, 8.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1581 mSDsluCounter, 5464 SdHoareTripleChecker+Invalid, 8.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1641 mSDsCounter, 301 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 628 IncrementalHoareTripleChecker+Invalid, 931 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 301 mSolverCounterUnsat, 3823 mSDtfsCounter, 628 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=418occurred in iteration=6, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 43 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 11 NumberOfFragments, 76 HoareAnnotationTreeSize, 4 FomulaSimplifications, 31 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 10 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 452 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 47/47 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 1 specifications checked. All of them hold - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: (((((this_m_conn == 0bv32 && this_m_conn_data_listener == 0bv32) && ~bvule32(1bv32, this_m_delta)) && q == 2bv32) || (((~bvule32(1bv32, this_m_delta) && q == 3bv32) && ~bvule32(1bv32, this_m_conn)) && this_m_conn_data_listener == 1bv32)) || (~bvule32(1bv32, this_m_delta) && q == 0bv32)) || (((this_m_conn_data_listener == 0bv32 && ~bvule32(4bv32, q)) && ~bvule32(1bv32, this_m_delta)) && ~bvule32(1bv32, this_m_conn)) - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: (((this_m_conn == 0bv32 && this_m_conn_data_listener == 0bv32) && ~bvule32(1bv32, this_m_delta)) && q == 0bv32) || (((this_m_conn_data_listener == 0bv32 && ~bvule32(4bv32, q)) && ~bvule32(1bv32, this_m_delta)) && ~bvule32(1bv32, this_m_conn)) RESULT: Ultimate proved your program to be correct! [2022-01-10 17:29:14,390 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...