/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label49.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-30 23:29:35,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-30 23:29:35,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-30 23:29:35,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-30 23:29:35,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-30 23:29:35,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-30 23:29:35,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-30 23:29:35,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-30 23:29:35,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-30 23:29:35,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-30 23:29:35,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-30 23:29:35,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-30 23:29:35,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-30 23:29:35,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-30 23:29:35,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-30 23:29:35,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-30 23:29:35,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-30 23:29:35,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-30 23:29:35,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-30 23:29:35,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-30 23:29:35,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-30 23:29:35,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-30 23:29:35,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-30 23:29:35,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-30 23:29:35,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-30 23:29:35,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-30 23:29:35,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-30 23:29:35,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-30 23:29:35,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-30 23:29:35,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-30 23:29:35,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-30 23:29:35,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-30 23:29:35,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-30 23:29:35,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-30 23:29:35,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-30 23:29:35,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-30 23:29:35,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-30 23:29:35,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-30 23:29:35,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-30 23:29:35,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-30 23:29:35,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-30 23:29:35,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-03-30 23:29:35,867 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-30 23:29:35,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-30 23:29:35,867 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-30 23:29:35,867 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-30 23:29:35,869 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-30 23:29:35,869 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-30 23:29:35,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-30 23:29:35,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-30 23:29:35,870 INFO L138 SettingsManager]: * Use SBE=true [2023-03-30 23:29:35,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-30 23:29:35,870 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-30 23:29:35,871 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-30 23:29:35,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-30 23:29:35,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-30 23:29:35,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-30 23:29:35,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-30 23:29:35,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-30 23:29:35,871 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-30 23:29:35,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-30 23:29:35,872 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-30 23:29:35,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-30 23:29:35,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-30 23:29:35,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-30 23:29:35,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-30 23:29:35,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 23:29:35,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-30 23:29:35,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-30 23:29:35,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-30 23:29:35,873 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-30 23:29:35,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-30 23:29:35,873 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-30 23:29:35,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-30 23:29:35,873 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-30 23:29:35,874 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-30 23:29:35,874 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-30 23:29:35,874 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-30 23:29:36,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-30 23:29:36,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-30 23:29:36,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-30 23:29:36,136 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-30 23:29:36,136 INFO L275 PluginConnector]: CDTParser initialized [2023-03-30 23:29:36,137 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label49.c [2023-03-30 23:29:37,360 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-30 23:29:37,616 INFO L351 CDTParser]: Found 1 translation units. [2023-03-30 23:29:37,616 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label49.c [2023-03-30 23:29:37,629 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53328158/890bbbfa8bcc49c2848ee687920ff7ae/FLAG58cbe2d29 [2023-03-30 23:29:37,644 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53328158/890bbbfa8bcc49c2848ee687920ff7ae [2023-03-30 23:29:37,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-30 23:29:37,647 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-30 23:29:37,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-30 23:29:37,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-30 23:29:37,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-30 23:29:37,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 11:29:37" (1/1) ... [2023-03-30 23:29:37,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e6efddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:29:37, skipping insertion in model container [2023-03-30 23:29:37,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 11:29:37" (1/1) ... [2023-03-30 23:29:37,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-30 23:29:37,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-30 23:29:37,936 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label49.c[6042,6055] [2023-03-30 23:29:38,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 23:29:38,107 INFO L203 MainTranslator]: Completed pre-run [2023-03-30 23:29:38,141 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label49.c[6042,6055] [2023-03-30 23:29:38,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 23:29:38,264 INFO L208 MainTranslator]: Completed translation [2023-03-30 23:29:38,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:29:38 WrapperNode [2023-03-30 23:29:38,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-30 23:29:38,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-30 23:29:38,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-30 23:29:38,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-30 23:29:38,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:29:38" (1/1) ... [2023-03-30 23:29:38,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:29:38" (1/1) ... [2023-03-30 23:29:38,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:29:38" (1/1) ... [2023-03-30 23:29:38,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:29:38" (1/1) ... [2023-03-30 23:29:38,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:29:38" (1/1) ... [2023-03-30 23:29:38,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:29:38" (1/1) ... [2023-03-30 23:29:38,396 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:29:38" (1/1) ... [2023-03-30 23:29:38,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:29:38" (1/1) ... [2023-03-30 23:29:38,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-30 23:29:38,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-30 23:29:38,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-30 23:29:38,416 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-30 23:29:38,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:29:38" (1/1) ... [2023-03-30 23:29:38,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 23:29:38,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:29:38,450 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) [2023-03-30 23:29:38,461 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 [2023-03-30 23:29:38,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-30 23:29:38,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-30 23:29:38,494 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-30 23:29:38,494 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-03-30 23:29:38,494 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-30 23:29:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-03-30 23:29:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-30 23:29:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-30 23:29:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-30 23:29:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-30 23:29:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-30 23:29:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-30 23:29:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-30 23:29:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-30 23:29:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-30 23:29:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-30 23:29:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-30 23:29:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-30 23:29:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-30 23:29:38,580 INFO L236 CfgBuilder]: Building ICFG [2023-03-30 23:29:38,582 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-30 23:29:39,771 INFO L277 CfgBuilder]: Performing block encoding [2023-03-30 23:29:39,789 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-30 23:29:39,789 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-03-30 23:29:39,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 11:29:39 BoogieIcfgContainer [2023-03-30 23:29:39,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-30 23:29:39,795 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-30 23:29:39,795 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-30 23:29:39,798 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-30 23:29:39,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.03 11:29:37" (1/3) ... [2023-03-30 23:29:39,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35da071e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 11:29:39, skipping insertion in model container [2023-03-30 23:29:39,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:29:38" (2/3) ... [2023-03-30 23:29:39,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35da071e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 11:29:39, skipping insertion in model container [2023-03-30 23:29:39,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 11:29:39" (3/3) ... [2023-03-30 23:29:39,803 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label49.c [2023-03-30 23:29:39,821 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-30 23:29:39,822 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-30 23:29:39,874 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-30 23:29:39,880 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3214de7b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-03-30 23:29:39,880 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-30 23:29:39,885 INFO L276 IsEmpty]: Start isEmpty. Operand has 254 states, 246 states have (on average 1.7276422764227641) internal successors, (425), 247 states have internal predecessors, (425), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-03-30 23:29:39,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-03-30 23:29:39,895 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:29:39,895 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2023-03-30 23:29:39,896 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:29:39,900 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:29:39,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1092264178, now seen corresponding path program 1 times [2023-03-30 23:29:39,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:29:39,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062431385] [2023-03-30 23:29:39,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:29:39,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:29:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:40,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:29:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:40,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:29:40,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:29:40,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062431385] [2023-03-30 23:29:40,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062431385] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:29:40,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 23:29:40,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-30 23:29:40,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30273648] [2023-03-30 23:29:40,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:29:40,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-03-30 23:29:40,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:29:40,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-03-30 23:29:40,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-03-30 23:29:40,619 INFO L87 Difference]: Start difference. First operand has 254 states, 246 states have (on average 1.7276422764227641) internal successors, (425), 247 states have internal predecessors, (425), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 23:29:41,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:29:41,966 INFO L93 Difference]: Finished difference Result 714 states and 1256 transitions. [2023-03-30 23:29:41,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-03-30 23:29:41,969 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 65 [2023-03-30 23:29:41,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:29:41,987 INFO L225 Difference]: With dead ends: 714 [2023-03-30 23:29:41,988 INFO L226 Difference]: Without dead ends: 380 [2023-03-30 23:29:41,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-03-30 23:29:41,997 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 605 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 799 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 981 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-03-30 23:29:41,998 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [605 Valid, 21 Invalid, 981 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 799 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-03-30 23:29:42,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2023-03-30 23:29:42,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 376. [2023-03-30 23:29:42,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 376 states, 366 states have (on average 1.4125683060109289) internal successors, (517), 368 states have internal predecessors, (517), 4 states have call successors, (4), 4 states have call predecessors, (4), 5 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-03-30 23:29:42,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 528 transitions. [2023-03-30 23:29:42,058 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 528 transitions. Word has length 65 [2023-03-30 23:29:42,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:29:42,058 INFO L495 AbstractCegarLoop]: Abstraction has 376 states and 528 transitions. [2023-03-30 23:29:42,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 23:29:42,059 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 528 transitions. [2023-03-30 23:29:42,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-03-30 23:29:42,064 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:29:42,065 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:29:42,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-30 23:29:42,065 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:29:42,066 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:29:42,066 INFO L85 PathProgramCache]: Analyzing trace with hash -665506745, now seen corresponding path program 1 times [2023-03-30 23:29:42,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:29:42,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421850194] [2023-03-30 23:29:42,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:29:42,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:29:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:42,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:29:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:42,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:29:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:42,662 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 57 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:29:42,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:29:42,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421850194] [2023-03-30 23:29:42,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421850194] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:29:42,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1889876083] [2023-03-30 23:29:42,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:29:42,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:29:42,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:29:42,677 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 23:29:42,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-03-30 23:29:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:42,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 23:29:42,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:29:42,977 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:29:42,977 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 23:29:42,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1889876083] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:29:42,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-03-30 23:29:42,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-03-30 23:29:42,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187764415] [2023-03-30 23:29:42,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:29:42,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 23:29:42,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:29:42,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 23:29:42,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-03-30 23:29:42,981 INFO L87 Difference]: Start difference. First operand 376 states and 528 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-03-30 23:29:43,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:29:43,665 INFO L93 Difference]: Finished difference Result 1114 states and 1582 transitions. [2023-03-30 23:29:43,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 23:29:43,666 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 148 [2023-03-30 23:29:43,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:29:43,671 INFO L225 Difference]: With dead ends: 1114 [2023-03-30 23:29:43,671 INFO L226 Difference]: Without dead ends: 744 [2023-03-30 23:29:43,672 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-03-30 23:29:43,674 INFO L413 NwaCegarLoop]: 309 mSDtfsCounter, 122 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-03-30 23:29:43,674 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 323 Invalid, 582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-03-30 23:29:43,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2023-03-30 23:29:43,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 560. [2023-03-30 23:29:43,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 560 states, 547 states have (on average 1.287020109689214) internal successors, (704), 550 states have internal predecessors, (704), 5 states have call successors, (5), 5 states have call predecessors, (5), 7 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2023-03-30 23:29:43,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 721 transitions. [2023-03-30 23:29:43,705 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 721 transitions. Word has length 148 [2023-03-30 23:29:43,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:29:43,706 INFO L495 AbstractCegarLoop]: Abstraction has 560 states and 721 transitions. [2023-03-30 23:29:43,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-03-30 23:29:43,706 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 721 transitions. [2023-03-30 23:29:43,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-03-30 23:29:43,711 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:29:43,712 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2023-03-30 23:29:43,720 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-03-30 23:29:43,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:29:43,918 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:29:43,918 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:29:43,918 INFO L85 PathProgramCache]: Analyzing trace with hash -422463073, now seen corresponding path program 1 times [2023-03-30 23:29:43,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:29:43,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100457953] [2023-03-30 23:29:43,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:29:43,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:29:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:44,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:29:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:44,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:29:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:44,241 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 57 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:29:44,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:29:44,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100457953] [2023-03-30 23:29:44,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100457953] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:29:44,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2139954687] [2023-03-30 23:29:44,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:29:44,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:29:44,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:29:44,249 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 23:29:44,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-03-30 23:29:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:44,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 11 conjunts are in the unsatisfiable core [2023-03-30 23:29:44,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:29:44,746 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:29:44,746 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 23:29:44,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2139954687] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:29:44,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-03-30 23:29:44,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2023-03-30 23:29:44,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413461769] [2023-03-30 23:29:44,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:29:44,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-03-30 23:29:44,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:29:44,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-03-30 23:29:44,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-03-30 23:29:44,750 INFO L87 Difference]: Start difference. First operand 560 states and 721 transitions. Second operand has 5 states, 5 states have (on average 30.8) internal successors, (154), 4 states have internal predecessors, (154), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-03-30 23:29:45,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:29:45,543 INFO L93 Difference]: Finished difference Result 1310 states and 1673 transitions. [2023-03-30 23:29:45,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-03-30 23:29:45,544 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 4 states have internal predecessors, (154), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 160 [2023-03-30 23:29:45,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:29:45,547 INFO L225 Difference]: With dead ends: 1310 [2023-03-30 23:29:45,547 INFO L226 Difference]: Without dead ends: 756 [2023-03-30 23:29:45,549 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-03-30 23:29:45,550 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 377 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 960 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-03-30 23:29:45,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 53 Invalid, 996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 960 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-03-30 23:29:45,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2023-03-30 23:29:45,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 746. [2023-03-30 23:29:45,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 746 states, 729 states have (on average 1.2565157750342935) internal successors, (916), 734 states have internal predecessors, (916), 6 states have call successors, (6), 6 states have call predecessors, (6), 10 states have return successors, (18), 5 states have call predecessors, (18), 5 states have call successors, (18) [2023-03-30 23:29:45,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 940 transitions. [2023-03-30 23:29:45,580 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 940 transitions. Word has length 160 [2023-03-30 23:29:45,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:29:45,580 INFO L495 AbstractCegarLoop]: Abstraction has 746 states and 940 transitions. [2023-03-30 23:29:45,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 4 states have internal predecessors, (154), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-03-30 23:29:45,581 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 940 transitions. [2023-03-30 23:29:45,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-03-30 23:29:45,584 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:29:45,585 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:29:45,592 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-03-30 23:29:45,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-03-30 23:29:45,790 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:29:45,791 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:29:45,791 INFO L85 PathProgramCache]: Analyzing trace with hash -803391525, now seen corresponding path program 1 times [2023-03-30 23:29:45,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:29:45,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359100326] [2023-03-30 23:29:45,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:29:45,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:29:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:45,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:29:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:45,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:29:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:46,035 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 57 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:29:46,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:29:46,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359100326] [2023-03-30 23:29:46,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359100326] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:29:46,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2042988828] [2023-03-30 23:29:46,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:29:46,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:29:46,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:29:46,041 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 23:29:46,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-03-30 23:29:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:46,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 23:29:46,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:29:46,229 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:29:46,229 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 23:29:46,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2042988828] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:29:46,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-03-30 23:29:46,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-03-30 23:29:46,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493717012] [2023-03-30 23:29:46,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:29:46,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 23:29:46,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:29:46,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 23:29:46,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-03-30 23:29:46,231 INFO L87 Difference]: Start difference. First operand 746 states and 940 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-03-30 23:29:46,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:29:46,732 INFO L93 Difference]: Finished difference Result 1116 states and 1476 transitions. [2023-03-30 23:29:46,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 23:29:46,733 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 174 [2023-03-30 23:29:46,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:29:46,737 INFO L225 Difference]: With dead ends: 1116 [2023-03-30 23:29:46,737 INFO L226 Difference]: Without dead ends: 1114 [2023-03-30 23:29:46,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-03-30 23:29:46,739 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 145 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 559 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-03-30 23:29:46,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 33 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 559 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-03-30 23:29:46,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2023-03-30 23:29:46,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 932. [2023-03-30 23:29:46,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 911 states have (on average 1.3304061470911086) internal successors, (1212), 918 states have internal predecessors, (1212), 7 states have call successors, (7), 7 states have call predecessors, (7), 13 states have return successors, (31), 6 states have call predecessors, (31), 6 states have call successors, (31) [2023-03-30 23:29:46,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1250 transitions. [2023-03-30 23:29:46,775 INFO L78 Accepts]: Start accepts. Automaton has 932 states and 1250 transitions. Word has length 174 [2023-03-30 23:29:46,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:29:46,776 INFO L495 AbstractCegarLoop]: Abstraction has 932 states and 1250 transitions. [2023-03-30 23:29:46,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-03-30 23:29:46,777 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1250 transitions. [2023-03-30 23:29:46,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-03-30 23:29:46,783 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:29:46,784 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:29:46,789 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-03-30 23:29:46,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:29:46,989 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:29:46,990 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:29:46,990 INFO L85 PathProgramCache]: Analyzing trace with hash 495718343, now seen corresponding path program 1 times [2023-03-30 23:29:46,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:29:46,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735147298] [2023-03-30 23:29:46,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:29:46,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:29:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:47,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:29:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:47,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:29:47,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:47,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-03-30 23:29:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:47,330 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 65 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-03-30 23:29:47,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:29:47,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735147298] [2023-03-30 23:29:47,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735147298] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:29:47,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1973748197] [2023-03-30 23:29:47,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:29:47,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:29:47,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:29:47,332 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 23:29:47,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-03-30 23:29:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:47,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 6 conjunts are in the unsatisfiable core [2023-03-30 23:29:47,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:29:47,542 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2023-03-30 23:29:47,542 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 23:29:47,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1973748197] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:29:47,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-03-30 23:29:47,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 10 [2023-03-30 23:29:47,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729426030] [2023-03-30 23:29:47,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:29:47,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-03-30 23:29:47,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:29:47,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-03-30 23:29:47,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-03-30 23:29:47,544 INFO L87 Difference]: Start difference. First operand 932 states and 1250 transitions. Second operand has 5 states, 5 states have (on average 33.0) internal successors, (165), 4 states have internal predecessors, (165), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2023-03-30 23:29:48,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:29:48,413 INFO L93 Difference]: Finished difference Result 2062 states and 2862 transitions. [2023-03-30 23:29:48,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-03-30 23:29:48,417 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 4 states have internal predecessors, (165), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 230 [2023-03-30 23:29:48,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:29:48,424 INFO L225 Difference]: With dead ends: 2062 [2023-03-30 23:29:48,425 INFO L226 Difference]: Without dead ends: 1136 [2023-03-30 23:29:48,427 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2023-03-30 23:29:48,428 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 458 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 399 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 458 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 1136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 399 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-03-30 23:29:48,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [458 Valid, 40 Invalid, 1136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [399 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-03-30 23:29:48,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1136 states. [2023-03-30 23:29:48,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1136 to 1118. [2023-03-30 23:29:48,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1118 states, 1093 states have (on average 1.2698993595608417) internal successors, (1388), 1102 states have internal predecessors, (1388), 8 states have call successors, (8), 8 states have call predecessors, (8), 16 states have return successors, (40), 7 states have call predecessors, (40), 7 states have call successors, (40) [2023-03-30 23:29:48,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 1118 states and 1436 transitions. [2023-03-30 23:29:48,468 INFO L78 Accepts]: Start accepts. Automaton has 1118 states and 1436 transitions. Word has length 230 [2023-03-30 23:29:48,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:29:48,469 INFO L495 AbstractCegarLoop]: Abstraction has 1118 states and 1436 transitions. [2023-03-30 23:29:48,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 4 states have internal predecessors, (165), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2023-03-30 23:29:48,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1436 transitions. [2023-03-30 23:29:48,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-03-30 23:29:48,472 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:29:48,472 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:29:48,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-03-30 23:29:48,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:29:48,679 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:29:48,679 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:29:48,679 INFO L85 PathProgramCache]: Analyzing trace with hash 435185310, now seen corresponding path program 1 times [2023-03-30 23:29:48,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:29:48,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071048506] [2023-03-30 23:29:48,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:29:48,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:29:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:49,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:29:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:49,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:29:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:49,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-03-30 23:29:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 186 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-03-30 23:29:49,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:29:49,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071048506] [2023-03-30 23:29:49,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071048506] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:29:49,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1584198767] [2023-03-30 23:29:49,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:29:49,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:29:49,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:29:49,520 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 23:29:49,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-03-30 23:29:49,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:49,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 11 conjunts are in the unsatisfiable core [2023-03-30 23:29:49,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:29:49,956 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2023-03-30 23:29:49,956 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 23:29:49,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1584198767] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:29:49,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-03-30 23:29:49,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 14 [2023-03-30 23:29:49,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724623428] [2023-03-30 23:29:49,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:29:49,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-03-30 23:29:49,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:29:49,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-03-30 23:29:49,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2023-03-30 23:29:49,959 INFO L87 Difference]: Start difference. First operand 1118 states and 1436 transitions. Second operand has 5 states, 5 states have (on average 33.6) internal successors, (168), 4 states have internal predecessors, (168), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2023-03-30 23:29:50,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:29:50,833 INFO L93 Difference]: Finished difference Result 2258 states and 2907 transitions. [2023-03-30 23:29:50,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-03-30 23:29:50,835 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 4 states have internal predecessors, (168), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 233 [2023-03-30 23:29:50,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:29:50,840 INFO L225 Difference]: With dead ends: 2258 [2023-03-30 23:29:50,840 INFO L226 Difference]: Without dead ends: 1328 [2023-03-30 23:29:50,842 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2023-03-30 23:29:50,843 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 423 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 818 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 423 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 1025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-03-30 23:29:50,843 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [423 Valid, 54 Invalid, 1025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 818 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-03-30 23:29:50,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1328 states. [2023-03-30 23:29:50,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1328 to 1120. [2023-03-30 23:29:50,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1120 states, 1094 states have (on average 1.2586837294332724) internal successors, (1377), 1104 states have internal predecessors, (1377), 8 states have call successors, (8), 8 states have call predecessors, (8), 17 states have return successors, (43), 7 states have call predecessors, (43), 7 states have call successors, (43) [2023-03-30 23:29:50,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 1120 states and 1428 transitions. [2023-03-30 23:29:50,886 INFO L78 Accepts]: Start accepts. Automaton has 1120 states and 1428 transitions. Word has length 233 [2023-03-30 23:29:50,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:29:50,887 INFO L495 AbstractCegarLoop]: Abstraction has 1120 states and 1428 transitions. [2023-03-30 23:29:50,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 4 states have internal predecessors, (168), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2023-03-30 23:29:50,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1428 transitions. [2023-03-30 23:29:50,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-03-30 23:29:50,889 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:29:50,890 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:29:50,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-03-30 23:29:51,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:29:51,096 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:29:51,096 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:29:51,096 INFO L85 PathProgramCache]: Analyzing trace with hash 139837643, now seen corresponding path program 1 times [2023-03-30 23:29:51,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:29:51,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643304126] [2023-03-30 23:29:51,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:29:51,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:29:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:51,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:29:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:51,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:29:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:51,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-03-30 23:29:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:51,997 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 146 proven. 53 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-03-30 23:29:51,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:29:51,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643304126] [2023-03-30 23:29:51,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643304126] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:29:51,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1425760471] [2023-03-30 23:29:51,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:29:51,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:29:51,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:29:51,999 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 23:29:52,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-03-30 23:29:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:29:52,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 15 conjunts are in the unsatisfiable core [2023-03-30 23:29:52,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:29:53,161 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 198 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:29:53,161 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-30 23:29:55,806 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 117 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:29:55,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1425760471] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-30 23:29:55,807 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-30 23:29:55,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 22 [2023-03-30 23:29:55,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169813014] [2023-03-30 23:29:55,808 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-30 23:29:55,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-03-30 23:29:55,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:29:55,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-03-30 23:29:55,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2023-03-30 23:29:55,810 INFO L87 Difference]: Start difference. First operand 1120 states and 1428 transitions. Second operand has 22 states, 22 states have (on average 26.681818181818183) internal successors, (587), 20 states have internal predecessors, (587), 7 states have call successors, (12), 11 states have call predecessors, (12), 8 states have return successors, (9), 6 states have call predecessors, (9), 6 states have call successors, (9) [2023-03-30 23:30:00,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:30:00,053 INFO L93 Difference]: Finished difference Result 3667 states and 4885 transitions. [2023-03-30 23:30:00,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-03-30 23:30:00,054 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 26.681818181818183) internal successors, (587), 20 states have internal predecessors, (587), 7 states have call successors, (12), 11 states have call predecessors, (12), 8 states have return successors, (9), 6 states have call predecessors, (9), 6 states have call successors, (9) Word has length 244 [2023-03-30 23:30:00,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:30:00,064 INFO L225 Difference]: With dead ends: 3667 [2023-03-30 23:30:00,064 INFO L226 Difference]: Without dead ends: 2298 [2023-03-30 23:30:00,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 536 GetRequests, 479 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 838 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=779, Invalid=2527, Unknown=0, NotChecked=0, Total=3306 [2023-03-30 23:30:00,070 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 3501 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 3409 mSolverCounterSat, 858 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3507 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 4267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 858 IncrementalHoareTripleChecker+Valid, 3409 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-03-30 23:30:00,070 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3507 Valid, 181 Invalid, 4267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [858 Valid, 3409 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-03-30 23:30:00,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2298 states. [2023-03-30 23:30:00,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2298 to 1680. [2023-03-30 23:30:00,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1680 states, 1641 states have (on average 1.08897014015844) internal successors, (1787), 1658 states have internal predecessors, (1787), 11 states have call successors, (11), 11 states have call predecessors, (11), 27 states have return successors, (69), 10 states have call predecessors, (69), 10 states have call successors, (69) [2023-03-30 23:30:00,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1680 states and 1867 transitions. [2023-03-30 23:30:00,128 INFO L78 Accepts]: Start accepts. Automaton has 1680 states and 1867 transitions. Word has length 244 [2023-03-30 23:30:00,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:30:00,129 INFO L495 AbstractCegarLoop]: Abstraction has 1680 states and 1867 transitions. [2023-03-30 23:30:00,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 26.681818181818183) internal successors, (587), 20 states have internal predecessors, (587), 7 states have call successors, (12), 11 states have call predecessors, (12), 8 states have return successors, (9), 6 states have call predecessors, (9), 6 states have call successors, (9) [2023-03-30 23:30:00,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 1867 transitions. [2023-03-30 23:30:00,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2023-03-30 23:30:00,134 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:30:00,134 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:30:00,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-03-30 23:30:00,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:30:00,341 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:30:00,341 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:30:00,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1700813522, now seen corresponding path program 1 times [2023-03-30 23:30:00,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:30:00,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244640144] [2023-03-30 23:30:00,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:30:00,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:30:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:00,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:30:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:00,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:30:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:00,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-03-30 23:30:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:00,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-03-30 23:30:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:00,675 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 251 proven. 75 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2023-03-30 23:30:00,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:30:00,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244640144] [2023-03-30 23:30:00,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244640144] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:30:00,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988165996] [2023-03-30 23:30:00,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:30:00,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:30:00,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:30:00,677 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 23:30:00,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-03-30 23:30:00,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:00,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 23:30:00,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:30:00,915 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 360 proven. 2 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2023-03-30 23:30:00,915 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-30 23:30:01,132 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 252 proven. 76 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-03-30 23:30:01,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [988165996] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-30 23:30:01,133 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-30 23:30:01,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 12 [2023-03-30 23:30:01,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634910722] [2023-03-30 23:30:01,133 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-30 23:30:01,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-03-30 23:30:01,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:30:01,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-03-30 23:30:01,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-03-30 23:30:01,136 INFO L87 Difference]: Start difference. First operand 1680 states and 1867 transitions. Second operand has 12 states, 12 states have (on average 36.083333333333336) internal successors, (433), 10 states have internal predecessors, (433), 5 states have call successors, (11), 6 states have call predecessors, (11), 7 states have return successors, (9), 5 states have call predecessors, (9), 5 states have call successors, (9) [2023-03-30 23:30:02,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:30:02,810 INFO L93 Difference]: Finished difference Result 6312 states and 7251 transitions. [2023-03-30 23:30:02,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-03-30 23:30:02,811 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 36.083333333333336) internal successors, (433), 10 states have internal predecessors, (433), 5 states have call successors, (11), 6 states have call predecessors, (11), 7 states have return successors, (9), 5 states have call predecessors, (9), 5 states have call successors, (9) Word has length 345 [2023-03-30 23:30:02,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:30:02,827 INFO L225 Difference]: With dead ends: 6312 [2023-03-30 23:30:02,827 INFO L226 Difference]: Without dead ends: 4638 [2023-03-30 23:30:02,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 730 GetRequests, 705 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=177, Invalid=473, Unknown=0, NotChecked=0, Total=650 [2023-03-30 23:30:02,834 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 1558 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 1691 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1558 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 1841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-03-30 23:30:02,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1558 Valid, 78 Invalid, 1841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1691 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-03-30 23:30:02,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4638 states. [2023-03-30 23:30:02,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4638 to 4272. [2023-03-30 23:30:02,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4272 states, 4183 states have (on average 1.0784126225197226) internal successors, (4511), 4222 states have internal predecessors, (4511), 25 states have call successors, (25), 25 states have call predecessors, (25), 63 states have return successors, (270), 24 states have call predecessors, (270), 24 states have call successors, (270) [2023-03-30 23:30:02,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 4272 states and 4806 transitions. [2023-03-30 23:30:02,948 INFO L78 Accepts]: Start accepts. Automaton has 4272 states and 4806 transitions. Word has length 345 [2023-03-30 23:30:02,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:30:02,949 INFO L495 AbstractCegarLoop]: Abstraction has 4272 states and 4806 transitions. [2023-03-30 23:30:02,949 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 36.083333333333336) internal successors, (433), 10 states have internal predecessors, (433), 5 states have call successors, (11), 6 states have call predecessors, (11), 7 states have return successors, (9), 5 states have call predecessors, (9), 5 states have call successors, (9) [2023-03-30 23:30:02,949 INFO L276 IsEmpty]: Start isEmpty. Operand 4272 states and 4806 transitions. [2023-03-30 23:30:02,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2023-03-30 23:30:02,958 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:30:02,959 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:30:02,968 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-03-30 23:30:03,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:30:03,166 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:30:03,166 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:30:03,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1743762734, now seen corresponding path program 1 times [2023-03-30 23:30:03,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:30:03,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314070869] [2023-03-30 23:30:03,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:30:03,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:30:03,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:04,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:30:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:04,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:30:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:04,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-03-30 23:30:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:04,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-03-30 23:30:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:04,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2023-03-30 23:30:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:04,651 INFO L134 CoverageAnalysis]: Checked inductivity of 845 backedges. 711 proven. 26 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-03-30 23:30:04,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:30:04,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314070869] [2023-03-30 23:30:04,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314070869] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:30:04,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1802449650] [2023-03-30 23:30:04,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:30:04,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:30:04,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:30:04,653 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 23:30:04,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-03-30 23:30:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:04,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 817 conjuncts, 7 conjunts are in the unsatisfiable core [2023-03-30 23:30:04,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:30:04,950 INFO L134 CoverageAnalysis]: Checked inductivity of 845 backedges. 521 proven. 2 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2023-03-30 23:30:04,951 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-30 23:30:05,641 INFO L134 CoverageAnalysis]: Checked inductivity of 845 backedges. 521 proven. 2 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2023-03-30 23:30:05,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1802449650] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-30 23:30:05,642 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-30 23:30:05,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5, 5] total 16 [2023-03-30 23:30:05,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893349076] [2023-03-30 23:30:05,644 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-30 23:30:05,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-03-30 23:30:05,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:30:05,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-03-30 23:30:05,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2023-03-30 23:30:05,647 INFO L87 Difference]: Start difference. First operand 4272 states and 4806 transitions. Second operand has 16 states, 16 states have (on average 36.875) internal successors, (590), 14 states have internal predecessors, (590), 8 states have call successors, (12), 7 states have call predecessors, (12), 8 states have return successors, (11), 8 states have call predecessors, (11), 7 states have call successors, (11) [2023-03-30 23:30:08,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:30:08,778 INFO L93 Difference]: Finished difference Result 9682 states and 10903 transitions. [2023-03-30 23:30:08,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-03-30 23:30:08,779 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 36.875) internal successors, (590), 14 states have internal predecessors, (590), 8 states have call successors, (12), 7 states have call predecessors, (12), 8 states have return successors, (11), 8 states have call predecessors, (11), 7 states have call successors, (11) Word has length 541 [2023-03-30 23:30:08,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:30:08,794 INFO L225 Difference]: With dead ends: 9682 [2023-03-30 23:30:08,795 INFO L226 Difference]: Without dead ends: 4676 [2023-03-30 23:30:08,803 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1155 GetRequests, 1111 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 551 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=455, Invalid=1615, Unknown=0, NotChecked=0, Total=2070 [2023-03-30 23:30:08,805 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 4706 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 3079 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4706 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 3373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 3079 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-03-30 23:30:08,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4706 Valid, 114 Invalid, 3373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 3079 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-03-30 23:30:08,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4676 states. [2023-03-30 23:30:08,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4676 to 3540. [2023-03-30 23:30:08,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3540 states, 3461 states have (on average 1.0572088991620918) internal successors, (3659), 3498 states have internal predecessors, (3659), 21 states have call successors, (21), 21 states have call predecessors, (21), 57 states have return successors, (187), 20 states have call predecessors, (187), 20 states have call successors, (187) [2023-03-30 23:30:08,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 3540 states and 3867 transitions. [2023-03-30 23:30:08,903 INFO L78 Accepts]: Start accepts. Automaton has 3540 states and 3867 transitions. Word has length 541 [2023-03-30 23:30:08,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:30:08,904 INFO L495 AbstractCegarLoop]: Abstraction has 3540 states and 3867 transitions. [2023-03-30 23:30:08,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 36.875) internal successors, (590), 14 states have internal predecessors, (590), 8 states have call successors, (12), 7 states have call predecessors, (12), 8 states have return successors, (11), 8 states have call predecessors, (11), 7 states have call successors, (11) [2023-03-30 23:30:08,904 INFO L276 IsEmpty]: Start isEmpty. Operand 3540 states and 3867 transitions. [2023-03-30 23:30:08,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2023-03-30 23:30:08,921 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:30:08,922 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:30:08,931 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-03-30 23:30:09,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-03-30 23:30:09,129 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:30:09,130 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:30:09,130 INFO L85 PathProgramCache]: Analyzing trace with hash 2028052102, now seen corresponding path program 1 times [2023-03-30 23:30:09,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:30:09,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295951919] [2023-03-30 23:30:09,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:30:09,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:30:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:10,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:30:10,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:10,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:30:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:10,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-03-30 23:30:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:10,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-03-30 23:30:10,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:10,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-03-30 23:30:10,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:10,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2023-03-30 23:30:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:10,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-03-30 23:30:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:10,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 806 proven. 17 refuted. 0 times theorem prover too weak. 949 trivial. 0 not checked. [2023-03-30 23:30:10,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:30:10,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295951919] [2023-03-30 23:30:10,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295951919] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:30:10,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1770876353] [2023-03-30 23:30:10,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:30:10,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:30:10,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:30:10,514 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 23:30:10,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-03-30 23:30:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:10,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 1103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 23:30:10,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:30:10,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 1235 proven. 2 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2023-03-30 23:30:10,871 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-30 23:30:11,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 604 proven. 150 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2023-03-30 23:30:11,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1770876353] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-30 23:30:11,127 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-30 23:30:11,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5, 5] total 14 [2023-03-30 23:30:11,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927571850] [2023-03-30 23:30:11,128 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-30 23:30:11,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-03-30 23:30:11,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:30:11,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-03-30 23:30:11,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2023-03-30 23:30:11,131 INFO L87 Difference]: Start difference. First operand 3540 states and 3867 transitions. Second operand has 14 states, 14 states have (on average 43.714285714285715) internal successors, (612), 12 states have internal predecessors, (612), 5 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2023-03-30 23:30:14,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:30:14,383 INFO L93 Difference]: Finished difference Result 8184 states and 9014 transitions. [2023-03-30 23:30:14,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-03-30 23:30:14,384 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 43.714285714285715) internal successors, (612), 12 states have internal predecessors, (612), 5 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) Word has length 751 [2023-03-30 23:30:14,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:30:14,400 INFO L225 Difference]: With dead ends: 8184 [2023-03-30 23:30:14,400 INFO L226 Difference]: Without dead ends: 4650 [2023-03-30 23:30:14,407 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1607 GetRequests, 1546 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1105 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=598, Invalid=3062, Unknown=0, NotChecked=0, Total=3660 [2023-03-30 23:30:14,408 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 10960 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 3287 mSolverCounterSat, 515 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10960 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 3802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 515 IncrementalHoareTripleChecker+Valid, 3287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-03-30 23:30:14,408 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10960 Valid, 248 Invalid, 3802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [515 Valid, 3287 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-03-30 23:30:14,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4650 states. [2023-03-30 23:30:14,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4650 to 4460. [2023-03-30 23:30:14,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4460 states, 4366 states have (on average 1.0480989464040311) internal successors, (4576), 4408 states have internal predecessors, (4576), 26 states have call successors, (26), 26 states have call predecessors, (26), 67 states have return successors, (219), 25 states have call predecessors, (219), 25 states have call successors, (219) [2023-03-30 23:30:14,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4460 states to 4460 states and 4821 transitions. [2023-03-30 23:30:14,502 INFO L78 Accepts]: Start accepts. Automaton has 4460 states and 4821 transitions. Word has length 751 [2023-03-30 23:30:14,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:30:14,503 INFO L495 AbstractCegarLoop]: Abstraction has 4460 states and 4821 transitions. [2023-03-30 23:30:14,503 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 43.714285714285715) internal successors, (612), 12 states have internal predecessors, (612), 5 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2023-03-30 23:30:14,503 INFO L276 IsEmpty]: Start isEmpty. Operand 4460 states and 4821 transitions. [2023-03-30 23:30:14,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1050 [2023-03-30 23:30:14,516 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:30:14,529 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:30:14,539 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-03-30 23:30:14,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-03-30 23:30:14,742 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:30:14,742 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:30:14,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1227005374, now seen corresponding path program 1 times [2023-03-30 23:30:14,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:30:14,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221146029] [2023-03-30 23:30:14,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:30:14,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:30:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:16,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:30:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:16,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:30:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:16,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-03-30 23:30:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:16,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-03-30 23:30:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:16,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2023-03-30 23:30:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:16,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2023-03-30 23:30:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:16,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2023-03-30 23:30:16,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:16,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 769 [2023-03-30 23:30:16,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:16,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 848 [2023-03-30 23:30:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:16,997 INFO L134 CoverageAnalysis]: Checked inductivity of 3250 backedges. 516 proven. 8 refuted. 0 times theorem prover too weak. 2726 trivial. 0 not checked. [2023-03-30 23:30:16,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:30:16,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221146029] [2023-03-30 23:30:16,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221146029] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:30:16,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [549293422] [2023-03-30 23:30:16,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:30:16,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:30:16,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:30:16,999 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 23:30:17,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-03-30 23:30:17,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:30:17,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 1472 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 23:30:17,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:30:17,398 INFO L134 CoverageAnalysis]: Checked inductivity of 3250 backedges. 485 proven. 0 refuted. 0 times theorem prover too weak. 2765 trivial. 0 not checked. [2023-03-30 23:30:17,398 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 23:30:17,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [549293422] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:30:17,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-03-30 23:30:17,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-03-30 23:30:17,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547269437] [2023-03-30 23:30:17,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:30:17,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 23:30:17,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:30:17,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 23:30:17,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-03-30 23:30:17,401 INFO L87 Difference]: Start difference. First operand 4460 states and 4821 transitions. Second operand has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-03-30 23:30:17,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:30:17,768 INFO L93 Difference]: Finished difference Result 9458 states and 10241 transitions. [2023-03-30 23:30:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 23:30:17,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 1049 [2023-03-30 23:30:17,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:30:17,770 INFO L225 Difference]: With dead ends: 9458 [2023-03-30 23:30:17,770 INFO L226 Difference]: Without dead ends: 0 [2023-03-30 23:30:17,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1086 GetRequests, 1077 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-03-30 23:30:17,783 INFO L413 NwaCegarLoop]: 218 mSDtfsCounter, 125 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-03-30 23:30:17,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 231 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-03-30 23:30:17,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-03-30 23:30:17,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-03-30 23:30:17,784 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) [2023-03-30 23:30:17,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-03-30 23:30:17,785 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1049 [2023-03-30 23:30:17,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:30:17,785 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-03-30 23:30:17,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-03-30 23:30:17,785 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-03-30 23:30:17,785 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-03-30 23:30:17,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-03-30 23:30:17,797 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-03-30 23:30:17,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-03-30 23:30:17,996 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-03-30 23:30:21,491 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-03-30 23:30:21,491 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-03-30 23:30:21,491 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-03-30 23:30:21,491 INFO L899 garLoopResultBuilder]: For program point L898-1(line 898) no Hoare annotation was computed. [2023-03-30 23:30:21,491 INFO L899 garLoopResultBuilder]: For program point L895(line 895) no Hoare annotation was computed. [2023-03-30 23:30:21,492 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 884 900) no Hoare annotation was computed. [2023-03-30 23:30:21,492 INFO L895 garLoopResultBuilder]: At program point L890-2(lines 890 899) the Hoare annotation is: (let ((.cse0 (<= ~a12~0 11)) (.cse3 (<= ~a15~0 6)) (.cse2 (not (= ~a15~0 10))) (.cse1 (= ~a24~0 1))) (or (not (= 7 |old(~a21~0)|)) (and .cse0 .cse1 .cse2) (and .cse0 .cse3 (<= ~a21~0 7)) (and .cse1 .cse2 (<= 8 ~a21~0) (<= ~a21~0 8)) (and .cse3 (< ~a12~0 81) (not (= ~a24~0 2))) (not (= |old(~a24~0)| 1)) (< 0 (+ 49 |old(~a12~0)|)) (and .cse1 (< 80 ~a12~0) .cse2) (< 8 |old(~a15~0)|) (and .cse1 (<= ~a15~0 8) (not (= ~a21~0 6))) (< |old(~a15~0)| 8))) [2023-03-30 23:30:21,492 INFO L899 garLoopResultBuilder]: For program point L890-3(lines 884 900) no Hoare annotation was computed. [2023-03-30 23:30:21,492 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 884 900) the Hoare annotation is: (or (not (= 7 |old(~a21~0)|)) (not (= |old(~a24~0)| 1)) (and (= ~a24~0 1) (= 7 ~a21~0) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 8)) (< 0 (+ 49 |old(~a12~0)|)) (< 8 |old(~a15~0)|) (< |old(~a15~0)| 8)) [2023-03-30 23:30:21,495 INFO L895 garLoopResultBuilder]: At program point L898(line 898) the Hoare annotation is: (let ((.cse0 (<= ~a12~0 11)) (.cse3 (<= ~a15~0 6)) (.cse2 (not (= ~a15~0 10))) (.cse1 (= ~a24~0 1))) (or (not (= 7 |old(~a21~0)|)) (and .cse0 .cse1 .cse2) (and .cse0 .cse3 (<= ~a21~0 7)) (and .cse1 .cse2 (<= 8 ~a21~0) (<= ~a21~0 8)) (and .cse3 (< ~a12~0 81) (not (= ~a24~0 2))) (not (= |old(~a24~0)| 1)) (< 0 (+ 49 |old(~a12~0)|)) (and .cse1 (< 80 ~a12~0) .cse2) (< 8 |old(~a15~0)|) (and .cse1 (<= ~a15~0 8) (not (= ~a21~0 6))) (< |old(~a15~0)| 8))) [2023-03-30 23:30:21,495 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-03-30 23:30:21,495 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~a21~0 |old(~a21~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a15~0 |old(~a15~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputD~0 |old(~inputD~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~inputF~0 |old(~inputF~0)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-03-30 23:30:21,495 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-03-30 23:30:21,495 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 880) no Hoare annotation was computed. [2023-03-30 23:30:21,495 INFO L899 garLoopResultBuilder]: For program point L829(lines 829 880) no Hoare annotation was computed. [2023-03-30 23:30:21,496 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 880) no Hoare annotation was computed. [2023-03-30 23:30:21,496 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 880) no Hoare annotation was computed. [2023-03-30 23:30:21,496 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,496 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,496 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,496 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 880) no Hoare annotation was computed. [2023-03-30 23:30:21,496 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 880) no Hoare annotation was computed. [2023-03-30 23:30:21,496 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2023-03-30 23:30:21,496 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2023-03-30 23:30:21,496 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2023-03-30 23:30:21,496 INFO L899 garLoopResultBuilder]: For program point L369(lines 369 880) no Hoare annotation was computed. [2023-03-30 23:30:21,496 INFO L899 garLoopResultBuilder]: For program point L303(lines 303 880) no Hoare annotation was computed. [2023-03-30 23:30:21,497 INFO L899 garLoopResultBuilder]: For program point L436(lines 436 880) no Hoare annotation was computed. [2023-03-30 23:30:21,497 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,497 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,497 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,497 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 880) no Hoare annotation was computed. [2023-03-30 23:30:21,497 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2023-03-30 23:30:21,497 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2023-03-30 23:30:21,497 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-03-30 23:30:21,497 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 880) no Hoare annotation was computed. [2023-03-30 23:30:21,497 INFO L899 garLoopResultBuilder]: For program point L636(lines 636 880) no Hoare annotation was computed. [2023-03-30 23:30:21,497 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 880) no Hoare annotation was computed. [2023-03-30 23:30:21,497 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 880) no Hoare annotation was computed. [2023-03-30 23:30:21,497 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 880) no Hoare annotation was computed. [2023-03-30 23:30:21,498 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,498 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,498 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,498 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 880) no Hoare annotation was computed. [2023-03-30 23:30:21,498 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2023-03-30 23:30:21,498 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-03-30 23:30:21,498 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2023-03-30 23:30:21,498 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 880) no Hoare annotation was computed. [2023-03-30 23:30:21,498 INFO L899 garLoopResultBuilder]: For program point L442(lines 442 880) no Hoare annotation was computed. [2023-03-30 23:30:21,498 INFO L899 garLoopResultBuilder]: For program point L376(lines 376 880) no Hoare annotation was computed. [2023-03-30 23:30:21,498 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,498 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,499 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,499 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 880) no Hoare annotation was computed. [2023-03-30 23:30:21,499 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2023-03-30 23:30:21,499 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2023-03-30 23:30:21,499 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2023-03-30 23:30:21,499 INFO L899 garLoopResultBuilder]: For program point L774(lines 774 880) no Hoare annotation was computed. [2023-03-30 23:30:21,499 INFO L899 garLoopResultBuilder]: For program point L642(lines 642 880) no Hoare annotation was computed. [2023-03-30 23:30:21,499 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 880) no Hoare annotation was computed. [2023-03-30 23:30:21,499 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 880) no Hoare annotation was computed. [2023-03-30 23:30:21,499 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,499 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,499 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,499 INFO L899 garLoopResultBuilder]: For program point L710(lines 710 880) no Hoare annotation was computed. [2023-03-30 23:30:21,500 INFO L899 garLoopResultBuilder]: For program point L578(lines 578 880) no Hoare annotation was computed. [2023-03-30 23:30:21,500 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2023-03-30 23:30:21,500 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2023-03-30 23:30:21,500 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-03-30 23:30:21,500 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 880) no Hoare annotation was computed. [2023-03-30 23:30:21,500 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,500 INFO L899 garLoopResultBuilder]: For program point L448(lines 448 880) no Hoare annotation was computed. [2023-03-30 23:30:21,500 INFO L899 garLoopResultBuilder]: For program point L382(lines 382 880) no Hoare annotation was computed. [2023-03-30 23:30:21,500 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,500 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,500 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,500 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 880) no Hoare annotation was computed. [2023-03-30 23:30:21,500 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2023-03-30 23:30:21,501 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2023-03-30 23:30:21,501 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-03-30 23:30:21,501 INFO L899 garLoopResultBuilder]: For program point L648(lines 648 880) no Hoare annotation was computed. [2023-03-30 23:30:21,501 INFO L899 garLoopResultBuilder]: For program point L516(lines 516 880) no Hoare annotation was computed. [2023-03-30 23:30:21,501 INFO L899 garLoopResultBuilder]: For program point L847(lines 847 880) no Hoare annotation was computed. [2023-03-30 23:30:21,501 INFO L899 garLoopResultBuilder]: For program point L781(lines 781 880) no Hoare annotation was computed. [2023-03-30 23:30:21,501 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 880) no Hoare annotation was computed. [2023-03-30 23:30:21,501 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,501 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,501 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,501 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 880) no Hoare annotation was computed. [2023-03-30 23:30:21,501 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2023-03-30 23:30:21,502 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2023-03-30 23:30:21,502 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2023-03-30 23:30:21,502 INFO L899 garLoopResultBuilder]: For program point L321(lines 321 880) no Hoare annotation was computed. [2023-03-30 23:30:21,502 INFO L899 garLoopResultBuilder]: For program point L454(lines 454 880) no Hoare annotation was computed. [2023-03-30 23:30:21,502 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 880) no Hoare annotation was computed. [2023-03-30 23:30:21,502 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,502 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,502 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,502 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 880) no Hoare annotation was computed. [2023-03-30 23:30:21,502 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2023-03-30 23:30:21,502 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2023-03-30 23:30:21,502 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2023-03-30 23:30:21,502 INFO L899 garLoopResultBuilder]: For program point L852(lines 852 880) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L654(lines 654 880) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L522(lines 522 880) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L787(lines 787 880) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L589(lines 589 880) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 880) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 880) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 880) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 880) no Hoare annotation was computed. [2023-03-30 23:30:21,503 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 880) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L858(lines 858 880) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L660(lines 660 880) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L528(lines 528 880) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L793(lines 793 880) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L595(lines 595 880) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,504 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 880) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 880) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 880) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 880) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L268(lines 268 880) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2023-03-30 23:30:21,505 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point L864(lines 864 880) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point L666(lines 666 880) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point L534(lines 534 880) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 880) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point L601(lines 601 880) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point L734(lines 734 880) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 880) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2023-03-30 23:30:21,506 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 191) no Hoare annotation was computed. [2023-03-30 23:30:21,507 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 880) no Hoare annotation was computed. [2023-03-30 23:30:21,507 INFO L899 garLoopResultBuilder]: For program point L406(lines 406 880) no Hoare annotation was computed. [2023-03-30 23:30:21,507 INFO L899 garLoopResultBuilder]: For program point L274(lines 274 880) no Hoare annotation was computed. [2023-03-30 23:30:21,507 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,507 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,507 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,507 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 880) no Hoare annotation was computed. [2023-03-30 23:30:21,507 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2023-03-30 23:30:21,507 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2023-03-30 23:30:21,507 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2023-03-30 23:30:21,507 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 880) no Hoare annotation was computed. [2023-03-30 23:30:21,507 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 880) no Hoare annotation was computed. [2023-03-30 23:30:21,507 INFO L899 garLoopResultBuilder]: For program point L805(lines 805 880) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L607(lines 607 880) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L740(lines 740 880) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L477(lines 477 880) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 880) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L279(lines 279 880) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L412(lines 412 880) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,508 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,509 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 880) no Hoare annotation was computed. [2023-03-30 23:30:21,509 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-03-30 23:30:21,509 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2023-03-30 23:30:21,509 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 880) no Hoare annotation was computed. [2023-03-30 23:30:21,509 INFO L899 garLoopResultBuilder]: For program point L546(lines 546 880) no Hoare annotation was computed. [2023-03-30 23:30:21,509 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,509 INFO L899 garLoopResultBuilder]: For program point L811(lines 811 880) no Hoare annotation was computed. [2023-03-30 23:30:21,509 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 880) no Hoare annotation was computed. [2023-03-30 23:30:21,509 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 880) no Hoare annotation was computed. [2023-03-30 23:30:21,509 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,509 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,509 INFO L899 garLoopResultBuilder]: For program point L482(lines 482 880) no Hoare annotation was computed. [2023-03-30 23:30:21,509 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 880) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 880) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 880) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 880) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L221(lines 221 880) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L684(lines 684 880) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L817(lines 817 880) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 880) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L619(lines 619 880) no Hoare annotation was computed. [2023-03-30 23:30:21,510 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,511 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,511 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 880) no Hoare annotation was computed. [2023-03-30 23:30:21,511 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 880) no Hoare annotation was computed. [2023-03-30 23:30:21,511 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2023-03-30 23:30:21,511 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-03-30 23:30:21,511 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 880) no Hoare annotation was computed. [2023-03-30 23:30:21,511 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 880) no Hoare annotation was computed. [2023-03-30 23:30:21,511 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 880) no Hoare annotation was computed. [2023-03-30 23:30:21,511 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,511 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,511 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 880) no Hoare annotation was computed. [2023-03-30 23:30:21,511 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 880) no Hoare annotation was computed. [2023-03-30 23:30:21,511 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2023-03-30 23:30:21,512 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-03-30 23:30:21,512 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 30 882) the Hoare annotation is: (let ((.cse6 (= ~a24~0 1)) (.cse9 (= ~a21~0 |old(~a21~0)|)) (.cse7 (= ~a15~0 |old(~a15~0)|)) (.cse8 (= ~a12~0 |old(~a12~0)|))) (let ((.cse0 (and .cse9 .cse7 .cse8 (= ~a24~0 |old(~a24~0)|))) (.cse1 (< 6 |old(~a15~0)|)) (.cse2 (< 11 |old(~a12~0)|)) (.cse3 (and .cse9 .cse6 .cse7 .cse8)) (.cse4 (= 10 |old(~a15~0)|)) (.cse5 (not (= |old(~a24~0)| 1)))) (and (or (<= 81 |old(~a12~0)|) .cse0 .cse1 (= 2 |old(~a24~0)|)) (or .cse2 .cse0 (< 7 |old(~a21~0)|) .cse1) (or .cse2 .cse3 .cse4 .cse5) (or .cse3 .cse5 (= 6 |old(~a21~0)|) (< 8 |old(~a15~0)|)) (or (< |old(~a21~0)| 8) .cse4 .cse5 (and .cse6 .cse7 .cse8 (<= 8 ~a21~0) (<= ~a21~0 8)) (<= 9 |old(~a21~0)|)) (or .cse3 (<= |old(~a12~0)| 80) .cse4 .cse5)))) [2023-03-30 23:30:21,512 INFO L899 garLoopResultBuilder]: For program point L757(lines 757 880) no Hoare annotation was computed. [2023-03-30 23:30:21,512 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 880) no Hoare annotation was computed. [2023-03-30 23:30:21,512 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,512 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,512 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 33) no Hoare annotation was computed. [2023-03-30 23:30:21,512 INFO L899 garLoopResultBuilder]: For program point L31-2(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,512 INFO L899 garLoopResultBuilder]: For program point L824(lines 824 880) no Hoare annotation was computed. [2023-03-30 23:30:21,512 INFO L899 garLoopResultBuilder]: For program point L494(lines 494 880) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 880) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L693(lines 693 880) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 880) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L562(lines 562 880) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 880) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L34-1(lines 30 882) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 880) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2023-03-30 23:30:21,513 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-03-30 23:30:21,514 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-03-30 23:30:21,514 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-03-30 23:30:21,514 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a24~0 1) (= 7 ~a21~0) (<= (+ 49 ~a12~0) 0) (= ~a15~0 8)) [2023-03-30 23:30:21,514 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-03-30 23:30:21,514 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-03-30 23:30:21,517 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:30:21,518 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-03-30 23:30:21,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.03 11:30:21 BoogieIcfgContainer [2023-03-30 23:30:21,531 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-03-30 23:30:21,532 INFO L158 Benchmark]: Toolchain (without parser) took 43884.59ms. Allocated memory was 256.9MB in the beginning and 778.0MB in the end (delta: 521.1MB). Free memory was 205.7MB in the beginning and 628.9MB in the end (delta: -423.2MB). Peak memory consumption was 465.9MB. Max. memory is 8.0GB. [2023-03-30 23:30:21,532 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 177.2MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-30 23:30:21,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 616.81ms. Allocated memory is still 256.9MB. Free memory was 205.7MB in the beginning and 172.7MB in the end (delta: 33.0MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. [2023-03-30 23:30:21,536 INFO L158 Benchmark]: Boogie Preprocessor took 148.37ms. Allocated memory is still 256.9MB. Free memory was 172.7MB in the beginning and 167.6MB in the end (delta: 5.1MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-03-30 23:30:21,536 INFO L158 Benchmark]: RCFGBuilder took 1377.07ms. Allocated memory is still 256.9MB. Free memory was 167.3MB in the beginning and 133.0MB in the end (delta: 34.4MB). Peak memory consumption was 35.4MB. Max. memory is 8.0GB. [2023-03-30 23:30:21,536 INFO L158 Benchmark]: TraceAbstraction took 41736.15ms. Allocated memory was 256.9MB in the beginning and 778.0MB in the end (delta: 521.1MB). Free memory was 132.4MB in the beginning and 628.9MB in the end (delta: -496.5MB). Peak memory consumption was 391.6MB. Max. memory is 8.0GB. [2023-03-30 23:30:21,537 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 177.2MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 616.81ms. Allocated memory is still 256.9MB. Free memory was 205.7MB in the beginning and 172.7MB in the end (delta: 33.0MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 148.37ms. Allocated memory is still 256.9MB. Free memory was 172.7MB in the beginning and 167.6MB in the end (delta: 5.1MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1377.07ms. Allocated memory is still 256.9MB. Free memory was 167.3MB in the beginning and 133.0MB in the end (delta: 34.4MB). Peak memory consumption was 35.4MB. Max. memory is 8.0GB. * TraceAbstraction took 41736.15ms. Allocated memory was 256.9MB in the beginning and 778.0MB in the end (delta: 521.1MB). Free memory was 132.4MB in the beginning and 628.9MB in the end (delta: -496.5MB). Peak memory consumption was 391.6MB. 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: 191]: 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 5 procedures, 257 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 41.7s, OverallIterations: 11, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 18.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22986 SdHoareTripleChecker+Valid, 13.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22980 mSDsluCounter, 1376 SdHoareTripleChecker+Invalid, 11.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 661 mSDsCounter, 2886 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16123 IncrementalHoareTripleChecker+Invalid, 19009 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2886 mSolverCounterUnsat, 715 mSDtfsCounter, 16123 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6124 GetRequests, 5880 SyntacticMatches, 7 SemanticMatches, 237 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2684 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4460occurred in iteration=10, InterpolantAutomatonStates: 188, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 2916 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 138 PreInvPairs, 210 NumberOfFragments, 411 HoareAnnotationTreeSize, 138 FomulaSimplifications, 42822 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 8556 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 15.1s InterpolantComputationTime, 7815 NumberOfCodeBlocks, 7815 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 9671 ConstructedInterpolants, 0 QuantifiedInterpolants, 27600 SizeOfPredicates, 15 NumberOfNonLiveVariables, 6299 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 25 InterpolantComputations, 7 PerfectInterpolantSequences, 16744/17312 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: 890]: Loop Invariant Derived loop invariant: (((((((((!(7 == \old(a21)) || ((a12 <= 11 && a24 == 1) && !(a15 == 10))) || ((a12 <= 11 && a15 <= 6) && a21 <= 7)) || (((a24 == 1 && !(a15 == 10)) && 8 <= a21) && a21 <= 8)) || ((a15 <= 6 && a12 < 81) && !(a24 == 2))) || !(\old(a24) == 1)) || 0 < 49 + \old(a12)) || ((a24 == 1 && 80 < a12) && !(a15 == 10))) || 8 < \old(a15)) || ((a24 == 1 && a15 <= 8) && !(a21 == 6))) || \old(a15) < 8 RESULT: Ultimate proved your program to be correct! [2023-03-30 23:30:21,553 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...