/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/Problem15_label26.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 23:01:37,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 23:01:37,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 23:01:37,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 23:01:37,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 23:01:37,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 23:01:37,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 23:01:37,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 23:01:37,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 23:01:37,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 23:01:37,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 23:01:37,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 23:01:37,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 23:01:37,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 23:01:37,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 23:01:37,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 23:01:37,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 23:01:37,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 23:01:37,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 23:01:37,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 23:01:37,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 23:01:37,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 23:01:37,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 23:01:37,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 23:01:37,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 23:01:37,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 23:01:37,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 23:01:37,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 23:01:37,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 23:01:37,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 23:01:37,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 23:01:37,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 23:01:37,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 23:01:37,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 23:01:37,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 23:01:37,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 23:01:37,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 23:01:37,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 23:01:37,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 23:01:37,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 23:01:37,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 23:01:37,561 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 [2023-04-01 23:01:37,585 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 23:01:37,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 23:01:37,585 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 23:01:37,585 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 23:01:37,586 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 23:01:37,586 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 23:01:37,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 23:01:37,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 23:01:37,587 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 23:01:37,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 23:01:37,587 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 23:01:37,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 23:01:37,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 23:01:37,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 23:01:37,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 23:01:37,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 23:01:37,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 23:01:37,587 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 23:01:37,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 23:01:37,588 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 23:01:37,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 23:01:37,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 23:01:37,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 23:01:37,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 23:01:37,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 23:01:37,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 23:01:37,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 23:01:37,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 23:01:37,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 23:01:37,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 23:01:37,589 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 23:01:37,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 23:01:37,589 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 23:01:37,589 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 23:01:37,589 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 23:01:37,589 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 23:01:37,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 23:01:37,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 23:01:37,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 23:01:37,811 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 23:01:37,812 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 23:01:37,813 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2023-04-01 23:01:39,029 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 23:01:39,503 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 23:01:39,504 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2023-04-01 23:01:39,517 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e8632cb4/e1644971e5ca4429a75071c21f8df49d/FLAGfb27ad08b [2023-04-01 23:01:39,546 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e8632cb4/e1644971e5ca4429a75071c21f8df49d [2023-04-01 23:01:39,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 23:01:39,548 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 23:01:39,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 23:01:39,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 23:01:39,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 23:01:39,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 11:01:39" (1/1) ... [2023-04-01 23:01:39,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6783e9af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:01:39, skipping insertion in model container [2023-04-01 23:01:39,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 11:01:39" (1/1) ... [2023-04-01 23:01:39,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 23:01:39,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 23:01:39,940 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/Problem15_label26.c[6541,6554] [2023-04-01 23:01:40,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 23:01:40,371 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 23:01:40,396 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/Problem15_label26.c[6541,6554] [2023-04-01 23:01:40,519 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 23:01:40,531 INFO L208 MainTranslator]: Completed translation [2023-04-01 23:01:40,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:01:40 WrapperNode [2023-04-01 23:01:40,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 23:01:40,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 23:01:40,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 23:01:40,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 23:01:40,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:01:40" (1/1) ... [2023-04-01 23:01:40,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:01:40" (1/1) ... [2023-04-01 23:01:40,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:01:40" (1/1) ... [2023-04-01 23:01:40,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:01:40" (1/1) ... [2023-04-01 23:01:40,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:01:40" (1/1) ... [2023-04-01 23:01:40,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:01:40" (1/1) ... [2023-04-01 23:01:40,656 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:01:40" (1/1) ... [2023-04-01 23:01:40,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:01:40" (1/1) ... [2023-04-01 23:01:40,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 23:01:40,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 23:01:40,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 23:01:40,672 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 23:01:40,673 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:01:40" (1/1) ... [2023-04-01 23:01:40,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 23:01:40,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:01:40,696 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) [2023-04-01 23:01:40,717 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 [2023-04-01 23:01:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 23:01:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 23:01:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 23:01:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 23:01:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2023-04-01 23:01:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 23:01:40,731 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 23:01:40,731 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2023-04-01 23:01:40,731 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 23:01:40,731 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 23:01:40,731 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 23:01:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 23:01:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 23:01:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 23:01:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 23:01:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 23:01:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 23:01:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 23:01:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 23:01:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 23:01:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 23:01:40,797 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 23:01:40,799 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 23:01:42,577 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 23:01:42,589 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 23:01:42,589 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 23:01:42,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 11:01:42 BoogieIcfgContainer [2023-04-01 23:01:42,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 23:01:42,593 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 23:01:42,593 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 23:01:42,595 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 23:01:42,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 11:01:39" (1/3) ... [2023-04-01 23:01:42,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fa13d47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 11:01:42, skipping insertion in model container [2023-04-01 23:01:42,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:01:40" (2/3) ... [2023-04-01 23:01:42,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fa13d47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 11:01:42, skipping insertion in model container [2023-04-01 23:01:42,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 11:01:42" (3/3) ... [2023-04-01 23:01:42,597 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label26.c [2023-04-01 23:01:42,608 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 23:01:42,608 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 23:01:42,658 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 23:01:42,664 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;@3991b5e7, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 23:01:42,664 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 23:01:42,670 INFO L276 IsEmpty]: Start isEmpty. Operand has 437 states, 427 states have (on average 1.7681498829039812) internal successors, (755), 428 states have internal predecessors, (755), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-04-01 23:01:42,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-04-01 23:01:42,679 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:01:42,679 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] [2023-04-01 23:01:42,680 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:01:42,683 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:01:42,683 INFO L85 PathProgramCache]: Analyzing trace with hash 251471290, now seen corresponding path program 1 times [2023-04-01 23:01:42,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:01:42,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868105157] [2023-04-01 23:01:42,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:01:42,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:01:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:43,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:01:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:43,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 23:01:43,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:01:43,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868105157] [2023-04-01 23:01:43,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868105157] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:01:43,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 23:01:43,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 23:01:43,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537853274] [2023-04-01 23:01:43,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:01:43,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-01 23:01:43,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:01:43,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-01 23:01:43,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-01 23:01:43,171 INFO L87 Difference]: Start difference. First operand has 437 states, 427 states have (on average 1.7681498829039812) internal successors, (755), 428 states have internal predecessors, (755), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 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) [2023-04-01 23:01:46,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:01:46,214 INFO L93 Difference]: Finished difference Result 1240 states and 2220 transitions. [2023-04-01 23:01:46,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-01 23:01:46,216 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 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 59 [2023-04-01 23:01:46,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:01:46,244 INFO L225 Difference]: With dead ends: 1240 [2023-04-01 23:01:46,244 INFO L226 Difference]: Without dead ends: 724 [2023-04-01 23:01:46,252 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 [2023-04-01 23:01:46,254 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 1078 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 1539 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1078 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 1836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 1539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-04-01 23:01:46,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1078 Valid, 91 Invalid, 1836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 1539 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-04-01 23:01:46,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2023-04-01 23:01:46,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 712. [2023-04-01 23:01:46,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 712 states, 696 states have (on average 1.5948275862068966) internal successors, (1110), 698 states have internal predecessors, (1110), 6 states have call successors, (6), 6 states have call predecessors, (6), 9 states have return successors, (13), 7 states have call predecessors, (13), 5 states have call successors, (13) [2023-04-01 23:01:46,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 712 states and 1129 transitions. [2023-04-01 23:01:46,304 INFO L78 Accepts]: Start accepts. Automaton has 712 states and 1129 transitions. Word has length 59 [2023-04-01 23:01:46,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:01:46,304 INFO L495 AbstractCegarLoop]: Abstraction has 712 states and 1129 transitions. [2023-04-01 23:01:46,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 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) [2023-04-01 23:01:46,305 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1129 transitions. [2023-04-01 23:01:46,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-04-01 23:01:46,308 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:01:46,308 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:01:46,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 23:01:46,308 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:01:46,309 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:01:46,309 INFO L85 PathProgramCache]: Analyzing trace with hash -563576763, now seen corresponding path program 1 times [2023-04-01 23:01:46,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:01:46,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906074041] [2023-04-01 23:01:46,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:01:46,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:01:46,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:46,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:01:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:46,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:01:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:46,616 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 23:01:46,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:01:46,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906074041] [2023-04-01 23:01:46,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906074041] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:01:46,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 23:01:46,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 23:01:46,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255553272] [2023-04-01 23:01:46,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:01:46,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 23:01:46,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:01:46,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 23:01:46,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 23:01:46,619 INFO L87 Difference]: Start difference. First operand 712 states and 1129 transitions. Second operand has 7 states, 6 states have (on average 20.833333333333332) internal successors, (125), 4 states have internal predecessors, (125), 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) [2023-04-01 23:01:49,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:01:49,595 INFO L93 Difference]: Finished difference Result 2095 states and 3368 transitions. [2023-04-01 23:01:49,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-01 23:01:49,597 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 20.833333333333332) internal successors, (125), 4 states have internal predecessors, (125), 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 131 [2023-04-01 23:01:49,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:01:49,602 INFO L225 Difference]: With dead ends: 2095 [2023-04-01 23:01:49,602 INFO L226 Difference]: Without dead ends: 1389 [2023-04-01 23:01:49,603 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 23:01:49,604 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 1084 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 2433 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1084 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 2705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 2433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-04-01 23:01:49,605 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1084 Valid, 216 Invalid, 2705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 2433 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-04-01 23:01:49,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1389 states. [2023-04-01 23:01:49,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1389 to 1356. [2023-04-01 23:01:49,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1356 states, 1324 states have (on average 1.3799093655589123) internal successors, (1827), 1332 states have internal predecessors, (1827), 10 states have call successors, (10), 10 states have call predecessors, (10), 21 states have return successors, (38), 13 states have call predecessors, (38), 9 states have call successors, (38) [2023-04-01 23:01:49,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1356 states and 1875 transitions. [2023-04-01 23:01:49,711 INFO L78 Accepts]: Start accepts. Automaton has 1356 states and 1875 transitions. Word has length 131 [2023-04-01 23:01:49,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:01:49,711 INFO L495 AbstractCegarLoop]: Abstraction has 1356 states and 1875 transitions. [2023-04-01 23:01:49,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 20.833333333333332) internal successors, (125), 4 states have internal predecessors, (125), 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) [2023-04-01 23:01:49,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1875 transitions. [2023-04-01 23:01:49,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-04-01 23:01:49,713 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:01:49,713 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:01:49,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 23:01:49,713 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:01:49,714 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:01:49,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1026577835, now seen corresponding path program 1 times [2023-04-01 23:01:49,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:01:49,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329731497] [2023-04-01 23:01:49,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:01:49,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:01:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:49,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:01:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:50,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:01:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:50,087 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 51 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 23:01:50,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:01:50,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329731497] [2023-04-01 23:01:50,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329731497] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:01:50,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1664663237] [2023-04-01 23:01:50,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:01:50,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:01:50,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:01:50,092 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) [2023-04-01 23:01:50,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 23:01:50,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:50,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:01:50,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:01:50,435 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 23:01:50,436 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:01:50,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1664663237] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:01:50,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:01:50,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-01 23:01:50,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809051883] [2023-04-01 23:01:50,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:01:50,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:01:50,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:01:50,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:01:50,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 23:01:50,438 INFO L87 Difference]: Start difference. First operand 1356 states and 1875 transitions. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 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) [2023-04-01 23:01:51,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:01:51,860 INFO L93 Difference]: Finished difference Result 3954 states and 5539 transitions. [2023-04-01 23:01:51,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:01:51,861 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 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 139 [2023-04-01 23:01:51,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:01:51,868 INFO L225 Difference]: With dead ends: 3954 [2023-04-01 23:01:51,868 INFO L226 Difference]: Without dead ends: 2604 [2023-04-01 23:01:51,870 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 23:01:51,885 INFO L413 NwaCegarLoop]: 608 mSDtfsCounter, 288 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 920 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 651 SdHoareTripleChecker+Invalid, 1146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-04-01 23:01:51,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 651 Invalid, 1146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 920 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-04-01 23:01:51,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2604 states. [2023-04-01 23:01:51,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2604 to 2604. [2023-04-01 23:01:51,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2604 states, 2549 states have (on average 1.2703020792467634) internal successors, (3238), 2563 states have internal predecessors, (3238), 18 states have call successors, (18), 18 states have call predecessors, (18), 36 states have return successors, (101), 22 states have call predecessors, (101), 17 states have call successors, (101) [2023-04-01 23:01:51,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 2604 states and 3357 transitions. [2023-04-01 23:01:51,942 INFO L78 Accepts]: Start accepts. Automaton has 2604 states and 3357 transitions. Word has length 139 [2023-04-01 23:01:51,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:01:51,943 INFO L495 AbstractCegarLoop]: Abstraction has 2604 states and 3357 transitions. [2023-04-01 23:01:51,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 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) [2023-04-01 23:01:51,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 3357 transitions. [2023-04-01 23:01:51,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-04-01 23:01:51,951 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:01:51,952 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:01:51,965 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-04-01 23:01:52,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:01:52,169 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:01:52,170 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:01:52,170 INFO L85 PathProgramCache]: Analyzing trace with hash 410045471, now seen corresponding path program 1 times [2023-04-01 23:01:52,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:01:52,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513638839] [2023-04-01 23:01:52,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:01:52,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:01:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:52,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:01:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:52,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:01:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:52,441 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 23:01:52,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:01:52,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513638839] [2023-04-01 23:01:52,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513638839] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:01:52,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 23:01:52,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 23:01:52,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010974623] [2023-04-01 23:01:52,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:01:52,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 23:01:52,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:01:52,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 23:01:52,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 23:01:52,446 INFO L87 Difference]: Start difference. First operand 2604 states and 3357 transitions. Second operand has 7 states, 6 states have (on average 23.166666666666668) internal successors, (139), 4 states have internal predecessors, (139), 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) [2023-04-01 23:01:55,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:01:55,067 INFO L93 Difference]: Finished difference Result 6527 states and 8715 transitions. [2023-04-01 23:01:55,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-01 23:01:55,067 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 23.166666666666668) internal successors, (139), 4 states have internal predecessors, (139), 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 145 [2023-04-01 23:01:55,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:01:55,079 INFO L225 Difference]: With dead ends: 6527 [2023-04-01 23:01:55,079 INFO L226 Difference]: Without dead ends: 3929 [2023-04-01 23:01:55,083 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 23:01:55,088 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 1073 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 2273 mSolverCounterSat, 359 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 2632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 359 IncrementalHoareTripleChecker+Valid, 2273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-04-01 23:01:55,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1073 Valid, 196 Invalid, 2632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [359 Valid, 2273 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-04-01 23:01:55,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3929 states. [2023-04-01 23:01:55,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3929 to 3596. [2023-04-01 23:01:55,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3596 states, 3498 states have (on average 1.228130360205832) internal successors, (4296), 3538 states have internal predecessors, (4296), 24 states have call successors, (24), 24 states have call predecessors, (24), 73 states have return successors, (223), 33 states have call predecessors, (223), 23 states have call successors, (223) [2023-04-01 23:01:55,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 3596 states and 4543 transitions. [2023-04-01 23:01:55,183 INFO L78 Accepts]: Start accepts. Automaton has 3596 states and 4543 transitions. Word has length 145 [2023-04-01 23:01:55,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:01:55,183 INFO L495 AbstractCegarLoop]: Abstraction has 3596 states and 4543 transitions. [2023-04-01 23:01:55,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 23.166666666666668) internal successors, (139), 4 states have internal predecessors, (139), 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) [2023-04-01 23:01:55,184 INFO L276 IsEmpty]: Start isEmpty. Operand 3596 states and 4543 transitions. [2023-04-01 23:01:55,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2023-04-01 23:01:55,186 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:01:55,187 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, 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] [2023-04-01 23:01:55,187 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 23:01:55,187 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:01:55,190 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:01:55,190 INFO L85 PathProgramCache]: Analyzing trace with hash -2009765312, now seen corresponding path program 1 times [2023-04-01 23:01:55,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:01:55,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718596355] [2023-04-01 23:01:55,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:01:55,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:01:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:55,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:01:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:55,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:01:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:55,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-04-01 23:01:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:55,643 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 105 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-04-01 23:01:55,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:01:55,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718596355] [2023-04-01 23:01:55,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718596355] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:01:55,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1904617740] [2023-04-01 23:01:55,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:01:55,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:01:55,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:01:55,644 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) [2023-04-01 23:01:55,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-01 23:01:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:55,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 8 conjunts are in the unsatisfiable core [2023-04-01 23:01:55,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:01:56,028 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-04-01 23:01:56,028 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:01:56,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1904617740] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:01:56,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:01:56,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2023-04-01 23:01:56,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659278441] [2023-04-01 23:01:56,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:01:56,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 23:01:56,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:01:56,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 23:01:56,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-04-01 23:01:56,030 INFO L87 Difference]: Start difference. First operand 3596 states and 4543 transitions. Second operand has 5 states, 5 states have (on average 35.8) internal successors, (179), 4 states have internal predecessors, (179), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-04-01 23:01:58,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:01:58,044 INFO L93 Difference]: Finished difference Result 10110 states and 13281 transitions. [2023-04-01 23:01:58,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 23:01:58,045 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.8) internal successors, (179), 4 states have internal predecessors, (179), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 277 [2023-04-01 23:01:58,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:01:58,063 INFO L225 Difference]: With dead ends: 10110 [2023-04-01 23:01:58,063 INFO L226 Difference]: Without dead ends: 6520 [2023-04-01 23:01:58,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-04-01 23:01:58,069 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 882 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 1522 mSolverCounterSat, 506 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 882 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 2028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 506 IncrementalHoareTripleChecker+Valid, 1522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-04-01 23:01:58,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [882 Valid, 211 Invalid, 2028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [506 Valid, 1522 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-04-01 23:01:58,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6520 states. [2023-04-01 23:01:58,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6520 to 5828. [2023-04-01 23:01:58,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5828 states, 5665 states have (on average 1.183406884377758) internal successors, (6704), 5736 states have internal predecessors, (6704), 38 states have call successors, (38), 38 states have call predecessors, (38), 124 states have return successors, (395), 53 states have call predecessors, (395), 37 states have call successors, (395) [2023-04-01 23:01:58,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5828 states to 5828 states and 7137 transitions. [2023-04-01 23:01:58,163 INFO L78 Accepts]: Start accepts. Automaton has 5828 states and 7137 transitions. Word has length 277 [2023-04-01 23:01:58,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:01:58,163 INFO L495 AbstractCegarLoop]: Abstraction has 5828 states and 7137 transitions. [2023-04-01 23:01:58,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.8) internal successors, (179), 4 states have internal predecessors, (179), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-04-01 23:01:58,164 INFO L276 IsEmpty]: Start isEmpty. Operand 5828 states and 7137 transitions. [2023-04-01 23:01:58,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2023-04-01 23:01:58,167 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:01:58,167 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:01:58,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-04-01 23:01:58,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:01:58,372 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:01:58,373 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:01:58,373 INFO L85 PathProgramCache]: Analyzing trace with hash -518709209, now seen corresponding path program 1 times [2023-04-01 23:01:58,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:01:58,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767077595] [2023-04-01 23:01:58,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:01:58,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:01:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:58,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:01:58,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:58,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:01:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:58,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2023-04-01 23:01:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:58,761 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 186 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 23:01:58,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:01:58,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767077595] [2023-04-01 23:01:58,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767077595] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:01:58,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1735157271] [2023-04-01 23:01:58,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:01:58,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:01:58,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:01:58,766 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) [2023-04-01 23:01:58,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-04-01 23:01:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:01:58,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:01:58,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:01:58,999 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 23:01:59,000 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 23:01:59,254 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 23:01:59,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1735157271] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 23:01:59,255 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 23:01:59,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 12 [2023-04-01 23:01:59,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967437606] [2023-04-01 23:01:59,255 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 23:01:59,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-01 23:01:59,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:01:59,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-01 23:01:59,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 23:01:59,257 INFO L87 Difference]: Start difference. First operand 5828 states and 7137 transitions. Second operand has 12 states, 12 states have (on average 42.25) internal successors, (507), 10 states have internal predecessors, (507), 5 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 23:02:03,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:02:03,505 INFO L93 Difference]: Finished difference Result 15522 states and 19501 transitions. [2023-04-01 23:02:03,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-04-01 23:02:03,506 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 42.25) internal successors, (507), 10 states have internal predecessors, (507), 5 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) Word has length 344 [2023-04-01 23:02:03,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:02:03,556 INFO L225 Difference]: With dead ends: 15522 [2023-04-01 23:02:03,556 INFO L226 Difference]: Without dead ends: 9700 [2023-04-01 23:02:03,582 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 717 GetRequests, 692 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=183, Invalid=467, Unknown=0, NotChecked=0, Total=650 [2023-04-01 23:02:03,582 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 1911 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 4261 mSolverCounterSat, 1099 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1911 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 5360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1099 IncrementalHoareTripleChecker+Valid, 4261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2023-04-01 23:02:03,583 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1911 Valid, 285 Invalid, 5360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1099 Valid, 4261 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2023-04-01 23:02:03,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9700 states. [2023-04-01 23:02:03,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9700 to 9341. [2023-04-01 23:02:03,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9341 states, 9069 states have (on average 1.1166611533796449) internal successors, (10127), 9201 states have internal predecessors, (10127), 60 states have call successors, (60), 60 states have call predecessors, (60), 211 states have return successors, (615), 79 states have call predecessors, (615), 59 states have call successors, (615) [2023-04-01 23:02:03,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9341 states to 9341 states and 10802 transitions. [2023-04-01 23:02:03,849 INFO L78 Accepts]: Start accepts. Automaton has 9341 states and 10802 transitions. Word has length 344 [2023-04-01 23:02:03,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:02:03,849 INFO L495 AbstractCegarLoop]: Abstraction has 9341 states and 10802 transitions. [2023-04-01 23:02:03,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 42.25) internal successors, (507), 10 states have internal predecessors, (507), 5 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 23:02:03,850 INFO L276 IsEmpty]: Start isEmpty. Operand 9341 states and 10802 transitions. [2023-04-01 23:02:03,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2023-04-01 23:02:03,855 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:02:03,855 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:02:03,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-04-01 23:02:04,060 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:04,061 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:02:04,061 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:02:04,061 INFO L85 PathProgramCache]: Analyzing trace with hash 722051383, now seen corresponding path program 1 times [2023-04-01 23:02:04,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:02:04,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994963213] [2023-04-01 23:02:04,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:04,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:02:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:04,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:02:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:04,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:02:04,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:04,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-04-01 23:02:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:04,485 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 105 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-04-01 23:02:04,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:02:04,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994963213] [2023-04-01 23:02:04,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994963213] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:02:04,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1949291665] [2023-04-01 23:02:04,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:04,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:04,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:02:04,486 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) [2023-04-01 23:02:04,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-04-01 23:02:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:04,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:02:04,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:02:04,696 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-04-01 23:02:04,696 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:02:04,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1949291665] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:02:04,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:02:04,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2023-04-01 23:02:04,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387449649] [2023-04-01 23:02:04,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:02:04,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:02:04,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:02:04,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:02:04,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:02:04,700 INFO L87 Difference]: Start difference. First operand 9341 states and 10802 transitions. Second operand has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 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) [2023-04-01 23:02:06,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:02:06,103 INFO L93 Difference]: Finished difference Result 22071 states and 25887 transitions. [2023-04-01 23:02:06,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:02:06,104 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 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 440 [2023-04-01 23:02:06,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:02:06,175 INFO L225 Difference]: With dead ends: 22071 [2023-04-01 23:02:06,176 INFO L226 Difference]: Without dead ends: 12736 [2023-04-01 23:02:06,215 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 445 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:02:06,216 INFO L413 NwaCegarLoop]: 279 mSDtfsCounter, 270 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 898 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 1104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 898 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-01 23:02:06,216 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 332 Invalid, 1104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 898 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-01 23:02:06,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12736 states. [2023-04-01 23:02:06,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12736 to 10888. [2023-04-01 23:02:06,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10888 states, 10590 states have (on average 1.1118035882908404) internal successors, (11774), 10728 states have internal predecessors, (11774), 70 states have call successors, (70), 70 states have call predecessors, (70), 227 states have return successors, (690), 89 states have call predecessors, (690), 69 states have call successors, (690) [2023-04-01 23:02:06,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10888 states to 10888 states and 12534 transitions. [2023-04-01 23:02:06,534 INFO L78 Accepts]: Start accepts. Automaton has 10888 states and 12534 transitions. Word has length 440 [2023-04-01 23:02:06,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:02:06,536 INFO L495 AbstractCegarLoop]: Abstraction has 10888 states and 12534 transitions. [2023-04-01 23:02:06,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 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) [2023-04-01 23:02:06,536 INFO L276 IsEmpty]: Start isEmpty. Operand 10888 states and 12534 transitions. [2023-04-01 23:02:06,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2023-04-01 23:02:06,542 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:02:06,543 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:02:06,561 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-04-01 23:02:06,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:06,748 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:02:06,748 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:02:06,749 INFO L85 PathProgramCache]: Analyzing trace with hash -522397266, now seen corresponding path program 1 times [2023-04-01 23:02:06,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:02:06,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185505682] [2023-04-01 23:02:06,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:06,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:02:06,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:07,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:02:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:07,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:02:07,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:07,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2023-04-01 23:02:07,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:07,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2023-04-01 23:02:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:07,220 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 159 proven. 3 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2023-04-01 23:02:07,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:02:07,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185505682] [2023-04-01 23:02:07,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185505682] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:02:07,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291636291] [2023-04-01 23:02:07,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:07,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:07,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:02:07,229 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) [2023-04-01 23:02:07,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-04-01 23:02:07,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:07,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:02:07,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:02:07,422 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2023-04-01 23:02:07,422 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:02:07,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291636291] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:02:07,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:02:07,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2023-04-01 23:02:07,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309318919] [2023-04-01 23:02:07,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:02:07,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:02:07,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:02:07,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:02:07,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:02:07,424 INFO L87 Difference]: Start difference. First operand 10888 states and 12534 transitions. Second operand has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 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) [2023-04-01 23:02:08,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:02:08,959 INFO L93 Difference]: Finished difference Result 23624 states and 27478 transitions. [2023-04-01 23:02:08,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:02:08,960 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 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 461 [2023-04-01 23:02:08,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:02:08,984 INFO L225 Difference]: With dead ends: 23624 [2023-04-01 23:02:08,984 INFO L226 Difference]: Without dead ends: 12742 [2023-04-01 23:02:08,995 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 468 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:02:08,995 INFO L413 NwaCegarLoop]: 452 mSDtfsCounter, 368 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 967 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 368 SdHoareTripleChecker+Valid, 486 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-04-01 23:02:08,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [368 Valid, 486 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 967 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-04-01 23:02:09,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12742 states. [2023-04-01 23:02:09,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12742 to 12742. [2023-04-01 23:02:09,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12742 states, 12414 states have (on average 1.108345416465281) internal successors, (13759), 12558 states have internal predecessors, (13759), 82 states have call successors, (82), 82 states have call predecessors, (82), 245 states have return successors, (863), 101 states have call predecessors, (863), 81 states have call successors, (863) [2023-04-01 23:02:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12742 states to 12742 states and 14704 transitions. [2023-04-01 23:02:09,159 INFO L78 Accepts]: Start accepts. Automaton has 12742 states and 14704 transitions. Word has length 461 [2023-04-01 23:02:09,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:02:09,159 INFO L495 AbstractCegarLoop]: Abstraction has 12742 states and 14704 transitions. [2023-04-01 23:02:09,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 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) [2023-04-01 23:02:09,160 INFO L276 IsEmpty]: Start isEmpty. Operand 12742 states and 14704 transitions. [2023-04-01 23:02:09,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2023-04-01 23:02:09,170 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:02:09,170 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:02:09,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-04-01 23:02:09,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:09,376 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:02:09,376 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:02:09,376 INFO L85 PathProgramCache]: Analyzing trace with hash 811636998, now seen corresponding path program 1 times [2023-04-01 23:02:09,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:02:09,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580236855] [2023-04-01 23:02:09,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:09,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:02:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:10,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:02:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:10,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:02:10,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:10,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2023-04-01 23:02:10,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:10,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2023-04-01 23:02:10,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:10,996 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 102 proven. 326 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2023-04-01 23:02:10,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:02:10,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580236855] [2023-04-01 23:02:10,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580236855] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:02:10,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1655506917] [2023-04-01 23:02:10,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:10,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:10,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:02:11,005 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) [2023-04-01 23:02:11,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-04-01 23:02:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:11,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 16 conjunts are in the unsatisfiable core [2023-04-01 23:02:11,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:02:11,781 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-04-01 23:02:11,782 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:02:11,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1655506917] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:02:11,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:02:11,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 13 [2023-04-01 23:02:11,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949805442] [2023-04-01 23:02:11,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:02:11,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 23:02:11,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:02:11,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 23:02:11,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2023-04-01 23:02:11,784 INFO L87 Difference]: Start difference. First operand 12742 states and 14704 transitions. Second operand has 5 states, 5 states have (on average 70.6) internal successors, (353), 4 states have internal predecessors, (353), 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) [2023-04-01 23:02:13,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:02:13,796 INFO L93 Difference]: Finished difference Result 25903 states and 29978 transitions. [2023-04-01 23:02:13,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-01 23:02:13,797 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 70.6) internal successors, (353), 4 states have internal predecessors, (353), 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 535 [2023-04-01 23:02:13,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:02:13,830 INFO L225 Difference]: With dead ends: 25903 [2023-04-01 23:02:13,830 INFO L226 Difference]: Without dead ends: 13167 [2023-04-01 23:02:13,851 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 553 GetRequests, 540 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2023-04-01 23:02:13,853 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 601 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 1876 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 2006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-04-01 23:02:13,853 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [601 Valid, 177 Invalid, 2006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1876 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-04-01 23:02:13,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13167 states. [2023-04-01 23:02:14,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13167 to 13096. [2023-04-01 23:02:14,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13096 states, 12739 states have (on average 1.1059737813015151) internal successors, (14089), 12908 states have internal predecessors, (14089), 84 states have call successors, (84), 84 states have call predecessors, (84), 272 states have return successors, (956), 103 states have call predecessors, (956), 83 states have call successors, (956) [2023-04-01 23:02:14,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13096 states to 13096 states and 15129 transitions. [2023-04-01 23:02:14,075 INFO L78 Accepts]: Start accepts. Automaton has 13096 states and 15129 transitions. Word has length 535 [2023-04-01 23:02:14,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:02:14,076 INFO L495 AbstractCegarLoop]: Abstraction has 13096 states and 15129 transitions. [2023-04-01 23:02:14,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 70.6) internal successors, (353), 4 states have internal predecessors, (353), 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) [2023-04-01 23:02:14,076 INFO L276 IsEmpty]: Start isEmpty. Operand 13096 states and 15129 transitions. [2023-04-01 23:02:14,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 622 [2023-04-01 23:02:14,090 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:02:14,090 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:02:14,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-04-01 23:02:14,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:14,296 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:02:14,296 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:02:14,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1392661529, now seen corresponding path program 1 times [2023-04-01 23:02:14,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:02:14,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466453089] [2023-04-01 23:02:14,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:14,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:02:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:14,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:02:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:14,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:02:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:14,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-04-01 23:02:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:14,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2023-04-01 23:02:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:14,833 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 281 proven. 123 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-04-01 23:02:14,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:02:14,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466453089] [2023-04-01 23:02:14,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466453089] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:02:14,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [925291493] [2023-04-01 23:02:14,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:14,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:14,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:02:14,853 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) [2023-04-01 23:02:14,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-04-01 23:02:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:15,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:02:15,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:02:15,172 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 499 proven. 2 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2023-04-01 23:02:15,172 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 23:02:15,493 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 282 proven. 124 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-04-01 23:02:15,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [925291493] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 23:02:15,493 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 23:02:15,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2023-04-01 23:02:15,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093526584] [2023-04-01 23:02:15,495 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 23:02:15,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-01 23:02:15,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:02:15,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-01 23:02:15,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-04-01 23:02:15,497 INFO L87 Difference]: Start difference. First operand 13096 states and 15129 transitions. Second operand has 11 states, 11 states have (on average 73.45454545454545) internal successors, (808), 9 states have internal predecessors, (808), 4 states have call successors, (11), 6 states have call predecessors, (11), 6 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 23:02:19,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:02:19,227 INFO L93 Difference]: Finished difference Result 25648 states and 29719 transitions. [2023-04-01 23:02:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-04-01 23:02:19,228 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 73.45454545454545) internal successors, (808), 9 states have internal predecessors, (808), 4 states have call successors, (11), 6 states have call predecessors, (11), 6 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 621 [2023-04-01 23:02:19,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:02:19,251 INFO L225 Difference]: With dead ends: 25648 [2023-04-01 23:02:19,251 INFO L226 Difference]: Without dead ends: 12865 [2023-04-01 23:02:19,264 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1283 GetRequests, 1257 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=175, Invalid=475, Unknown=0, NotChecked=0, Total=650 [2023-04-01 23:02:19,265 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 1451 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 4435 mSolverCounterSat, 492 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1451 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 4927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 492 IncrementalHoareTripleChecker+Valid, 4435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-04-01 23:02:19,265 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1451 Valid, 338 Invalid, 4927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [492 Valid, 4435 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2023-04-01 23:02:19,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12865 states. [2023-04-01 23:02:19,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12865 to 12806. [2023-04-01 23:02:19,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12806 states, 12442 states have (on average 1.0883298505063494) internal successors, (13541), 12623 states have internal predecessors, (13541), 82 states have call successors, (82), 82 states have call predecessors, (82), 281 states have return successors, (809), 100 states have call predecessors, (809), 81 states have call successors, (809) [2023-04-01 23:02:19,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12806 states to 12806 states and 14432 transitions. [2023-04-01 23:02:19,414 INFO L78 Accepts]: Start accepts. Automaton has 12806 states and 14432 transitions. Word has length 621 [2023-04-01 23:02:19,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:02:19,415 INFO L495 AbstractCegarLoop]: Abstraction has 12806 states and 14432 transitions. [2023-04-01 23:02:19,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 73.45454545454545) internal successors, (808), 9 states have internal predecessors, (808), 4 states have call successors, (11), 6 states have call predecessors, (11), 6 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 23:02:19,415 INFO L276 IsEmpty]: Start isEmpty. Operand 12806 states and 14432 transitions. [2023-04-01 23:02:19,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 631 [2023-04-01 23:02:19,423 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:02:19,424 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:02:19,450 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-04-01 23:02:19,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:19,629 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:02:19,630 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:02:19,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1194425432, now seen corresponding path program 1 times [2023-04-01 23:02:19,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:02:19,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087406933] [2023-04-01 23:02:19,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:19,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:02:19,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:20,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:02:20,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:20,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:02:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:20,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-04-01 23:02:20,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:20,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2023-04-01 23:02:20,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:20,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2023-04-01 23:02:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:20,271 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 434 proven. 123 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2023-04-01 23:02:20,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:02:20,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087406933] [2023-04-01 23:02:20,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087406933] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:02:20,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [728507698] [2023-04-01 23:02:20,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:20,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:20,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:02:20,287 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) [2023-04-01 23:02:20,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-04-01 23:02:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:20,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 908 conjuncts, 17 conjunts are in the unsatisfiable core [2023-04-01 23:02:20,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:02:21,588 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 620 proven. 41 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-04-01 23:02:21,588 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 23:02:22,955 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 220 proven. 539 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-04-01 23:02:22,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [728507698] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 23:02:22,955 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 23:02:22,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 9] total 19 [2023-04-01 23:02:22,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849117574] [2023-04-01 23:02:22,956 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 23:02:22,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-04-01 23:02:22,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:02:22,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-04-01 23:02:22,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=260, Unknown=0, NotChecked=0, Total=342 [2023-04-01 23:02:22,958 INFO L87 Difference]: Start difference. First operand 12806 states and 14432 transitions. Second operand has 19 states, 19 states have (on average 48.73684210526316) internal successors, (926), 17 states have internal predecessors, (926), 7 states have call successors, (14), 10 states have call predecessors, (14), 9 states have return successors, (12), 7 states have call predecessors, (12), 7 states have call successors, (12) [2023-04-01 23:02:31,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:02:31,837 INFO L93 Difference]: Finished difference Result 40491 states and 46689 transitions. [2023-04-01 23:02:31,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-04-01 23:02:31,837 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 48.73684210526316) internal successors, (926), 17 states have internal predecessors, (926), 7 states have call successors, (14), 10 states have call predecessors, (14), 9 states have return successors, (12), 7 states have call predecessors, (12), 7 states have call successors, (12) Word has length 630 [2023-04-01 23:02:31,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:02:31,884 INFO L225 Difference]: With dead ends: 40491 [2023-04-01 23:02:31,884 INFO L226 Difference]: Without dead ends: 27298 [2023-04-01 23:02:31,899 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1392 GetRequests, 1313 SyntacticMatches, 1 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2077 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1296, Invalid=5024, Unknown=0, NotChecked=0, Total=6320 [2023-04-01 23:02:31,900 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 6235 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 7699 mSolverCounterSat, 2748 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6243 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 10447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2748 IncrementalHoareTripleChecker+Valid, 7699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2023-04-01 23:02:31,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6243 Valid, 475 Invalid, 10447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2748 Valid, 7699 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2023-04-01 23:02:31,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27298 states. [2023-04-01 23:02:32,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27298 to 23774. [2023-04-01 23:02:32,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23774 states, 23171 states have (on average 1.0756980708644426) internal successors, (24925), 23445 states have internal predecessors, (24925), 152 states have call successors, (152), 152 states have call predecessors, (152), 450 states have return successors, (1788), 176 states have call predecessors, (1788), 151 states have call successors, (1788) [2023-04-01 23:02:32,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23774 states to 23774 states and 26865 transitions. [2023-04-01 23:02:32,217 INFO L78 Accepts]: Start accepts. Automaton has 23774 states and 26865 transitions. Word has length 630 [2023-04-01 23:02:32,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:02:32,217 INFO L495 AbstractCegarLoop]: Abstraction has 23774 states and 26865 transitions. [2023-04-01 23:02:32,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 48.73684210526316) internal successors, (926), 17 states have internal predecessors, (926), 7 states have call successors, (14), 10 states have call predecessors, (14), 9 states have return successors, (12), 7 states have call predecessors, (12), 7 states have call successors, (12) [2023-04-01 23:02:32,217 INFO L276 IsEmpty]: Start isEmpty. Operand 23774 states and 26865 transitions. [2023-04-01 23:02:32,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 708 [2023-04-01 23:02:32,230 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:02:32,231 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:02:32,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-04-01 23:02:32,436 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,SelfDestructingSolverStorable10 [2023-04-01 23:02:32,437 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:02:32,437 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:02:32,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1494963138, now seen corresponding path program 1 times [2023-04-01 23:02:32,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:02:32,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356769454] [2023-04-01 23:02:32,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:32,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:02:32,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:33,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:02:33,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:33,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:02:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:33,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-01 23:02:33,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:33,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2023-04-01 23:02:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:33,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-04-01 23:02:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:33,325 INFO L134 CoverageAnalysis]: Checked inductivity of 869 backedges. 393 proven. 88 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2023-04-01 23:02:33,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:02:33,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356769454] [2023-04-01 23:02:33,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356769454] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:02:33,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [792609803] [2023-04-01 23:02:33,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:33,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:33,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:02:33,326 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) [2023-04-01 23:02:33,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-04-01 23:02:33,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:33,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 988 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:02:33,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:02:34,787 INFO L134 CoverageAnalysis]: Checked inductivity of 869 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2023-04-01 23:02:34,787 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:02:34,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [792609803] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:02:34,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:02:34,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2023-04-01 23:02:34,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963385274] [2023-04-01 23:02:34,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:02:34,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:02:34,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:02:34,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:02:34,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-04-01 23:02:34,789 INFO L87 Difference]: Start difference. First operand 23774 states and 26865 transitions. Second operand has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 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) [2023-04-01 23:02:36,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:02:36,319 INFO L93 Difference]: Finished difference Result 50660 states and 57195 transitions. [2023-04-01 23:02:36,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:02:36,319 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 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 707 [2023-04-01 23:02:36,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:02:36,368 INFO L225 Difference]: With dead ends: 50660 [2023-04-01 23:02:36,368 INFO L226 Difference]: Without dead ends: 27199 [2023-04-01 23:02:36,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 722 GetRequests, 715 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-04-01 23:02:36,397 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 308 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 921 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 1186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 23:02:36,397 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 185 Invalid, 1186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 921 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 23:02:36,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27199 states. [2023-04-01 23:02:36,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27199 to 25032. [2023-04-01 23:02:36,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25032 states, 24399 states have (on average 1.0761916471986557) internal successors, (26258), 24685 states have internal predecessors, (26258), 160 states have call successors, (160), 160 states have call predecessors, (160), 472 states have return successors, (1920), 186 states have call predecessors, (1920), 159 states have call successors, (1920) [2023-04-01 23:02:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25032 states to 25032 states and 28338 transitions. [2023-04-01 23:02:36,734 INFO L78 Accepts]: Start accepts. Automaton has 25032 states and 28338 transitions. Word has length 707 [2023-04-01 23:02:36,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:02:36,735 INFO L495 AbstractCegarLoop]: Abstraction has 25032 states and 28338 transitions. [2023-04-01 23:02:36,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 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) [2023-04-01 23:02:36,735 INFO L276 IsEmpty]: Start isEmpty. Operand 25032 states and 28338 transitions. [2023-04-01 23:02:36,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 730 [2023-04-01 23:02:36,749 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:02:36,750 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, 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, 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, 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, 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, 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] [2023-04-01 23:02:36,765 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-04-01 23:02:36,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:36,955 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:02:36,956 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:02:36,956 INFO L85 PathProgramCache]: Analyzing trace with hash 2105970228, now seen corresponding path program 1 times [2023-04-01 23:02:36,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:02:36,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823566283] [2023-04-01 23:02:36,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:36,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:02:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:37,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:02:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:37,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:02:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:37,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-01 23:02:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:37,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2023-04-01 23:02:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:37,887 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 159 proven. 3 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2023-04-01 23:02:37,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:02:37,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823566283] [2023-04-01 23:02:37,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823566283] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:02:37,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2059659244] [2023-04-01 23:02:37,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:37,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:37,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:02:37,889 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) [2023-04-01 23:02:37,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-04-01 23:02:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:38,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 974 conjuncts, 5 conjunts are in the unsatisfiable core [2023-04-01 23:02:38,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:02:38,629 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2023-04-01 23:02:38,630 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:02:38,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2059659244] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:02:38,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:02:38,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 7 [2023-04-01 23:02:38,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513397685] [2023-04-01 23:02:38,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:02:38,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-01 23:02:38,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:02:38,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-01 23:02:38,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-04-01 23:02:38,632 INFO L87 Difference]: Start difference. First operand 25032 states and 28338 transitions. Second operand has 4 states, 4 states have (on average 85.5) internal successors, (342), 4 states have internal predecessors, (342), 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) [2023-04-01 23:02:41,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:02:41,492 INFO L93 Difference]: Finished difference Result 63330 states and 71857 transitions. [2023-04-01 23:02:41,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-01 23:02:41,493 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 85.5) internal successors, (342), 4 states have internal predecessors, (342), 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 729 [2023-04-01 23:02:41,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:02:41,543 INFO L225 Difference]: With dead ends: 63330 [2023-04-01 23:02:41,544 INFO L226 Difference]: Without dead ends: 28521 [2023-04-01 23:02:41,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 742 GetRequests, 737 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-04-01 23:02:41,574 INFO L413 NwaCegarLoop]: 441 mSDtfsCounter, 710 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 428 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 710 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 2091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 428 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-04-01 23:02:41,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [710 Valid, 509 Invalid, 2091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [428 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-04-01 23:02:41,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28521 states. [2023-04-01 23:02:42,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28521 to 21422. [2023-04-01 23:02:42,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21422 states, 20942 states have (on average 1.046413905071149) internal successors, (21914), 21138 states have internal predecessors, (21914), 138 states have call successors, (138), 138 states have call predecessors, (138), 341 states have return successors, (1002), 145 states have call predecessors, (1002), 137 states have call successors, (1002) [2023-04-01 23:02:42,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21422 states to 21422 states and 23054 transitions. [2023-04-01 23:02:42,325 INFO L78 Accepts]: Start accepts. Automaton has 21422 states and 23054 transitions. Word has length 729 [2023-04-01 23:02:42,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:02:42,326 INFO L495 AbstractCegarLoop]: Abstraction has 21422 states and 23054 transitions. [2023-04-01 23:02:42,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 85.5) internal successors, (342), 4 states have internal predecessors, (342), 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) [2023-04-01 23:02:42,326 INFO L276 IsEmpty]: Start isEmpty. Operand 21422 states and 23054 transitions. [2023-04-01 23:02:42,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 819 [2023-04-01 23:02:42,362 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:02:42,363 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, 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, 4, 4, 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, 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, 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] [2023-04-01 23:02:42,385 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-04-01 23:02:42,563 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,SelfDestructingSolverStorable12 [2023-04-01 23:02:42,564 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:02:42,564 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:02:42,564 INFO L85 PathProgramCache]: Analyzing trace with hash -565488757, now seen corresponding path program 1 times [2023-04-01 23:02:42,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:02:42,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349842523] [2023-04-01 23:02:42,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:42,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:02:42,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:42,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:02:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:42,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:02:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:42,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-01 23:02:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:42,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2023-04-01 23:02:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:43,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-04-01 23:02:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:43,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2023-04-01 23:02:43,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:02:43,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349842523] [2023-04-01 23:02:43,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349842523] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:02:43,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2025448673] [2023-04-01 23:02:43,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:43,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:43,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:02:43,134 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 23:02:43,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-04-01 23:02:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:43,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 1101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-04-01 23:02:43,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:02:43,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2023-04-01 23:02:43,347 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:02:43,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2025448673] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:02:43,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:02:43,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2023-04-01 23:02:43,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467172311] [2023-04-01 23:02:43,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:02:43,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:02:43,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:02:43,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:02:43,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:02:43,350 INFO L87 Difference]: Start difference. First operand 21422 states and 23054 transitions. Second operand has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-01 23:02:44,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:02:44,126 INFO L93 Difference]: Finished difference Result 42526 states and 45791 transitions. [2023-04-01 23:02:44,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:02:44,126 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 818 [2023-04-01 23:02:44,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:02:44,158 INFO L225 Difference]: With dead ends: 42526 [2023-04-01 23:02:44,158 INFO L226 Difference]: Without dead ends: 21417 [2023-04-01 23:02:44,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 831 GetRequests, 828 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:02:44,179 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 467 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 446 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 467 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 23:02:44,179 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [467 Valid, 74 Invalid, 497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 446 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 23:02:44,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21417 states. [2023-04-01 23:02:44,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21417 to 21415. [2023-04-01 23:02:44,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21415 states, 20936 states have (on average 1.0461883836453956) internal successors, (21903), 21131 states have internal predecessors, (21903), 138 states have call successors, (138), 138 states have call predecessors, (138), 340 states have return successors, (997), 145 states have call predecessors, (997), 137 states have call successors, (997) [2023-04-01 23:02:44,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21415 states to 21415 states and 23038 transitions. [2023-04-01 23:02:44,529 INFO L78 Accepts]: Start accepts. Automaton has 21415 states and 23038 transitions. Word has length 818 [2023-04-01 23:02:44,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:02:44,530 INFO L495 AbstractCegarLoop]: Abstraction has 21415 states and 23038 transitions. [2023-04-01 23:02:44,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-01 23:02:44,530 INFO L276 IsEmpty]: Start isEmpty. Operand 21415 states and 23038 transitions. [2023-04-01 23:02:44,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 873 [2023-04-01 23:02:44,552 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:02:44,552 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, 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, 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, 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, 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, 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] [2023-04-01 23:02:44,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-04-01 23:02:44,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-04-01 23:02:44,758 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:02:44,758 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:02:44,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1551254970, now seen corresponding path program 1 times [2023-04-01 23:02:44,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:02:44,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829140049] [2023-04-01 23:02:44,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:44,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:02:44,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:45,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:02:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:45,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:02:45,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:45,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-04-01 23:02:45,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:45,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-04-01 23:02:45,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:45,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-04-01 23:02:45,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:45,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 633 proven. 2 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-04-01 23:02:45,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:02:45,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829140049] [2023-04-01 23:02:45,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829140049] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:02:45,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [975691869] [2023-04-01 23:02:45,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:45,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:45,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:02:45,611 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 23:02:45,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-04-01 23:02:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:45,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 1150 conjuncts, 13 conjunts are in the unsatisfiable core [2023-04-01 23:02:45,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:02:46,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 222 proven. 10 refuted. 0 times theorem prover too weak. 899 trivial. 0 not checked. [2023-04-01 23:02:46,701 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 23:02:47,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 636 proven. 2 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2023-04-01 23:02:47,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [975691869] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 23:02:47,109 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 23:02:47,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 5] total 13 [2023-04-01 23:02:47,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250902067] [2023-04-01 23:02:47,109 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 23:02:47,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-04-01 23:02:47,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:02:47,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-04-01 23:02:47,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2023-04-01 23:02:47,112 INFO L87 Difference]: Start difference. First operand 21415 states and 23038 transitions. Second operand has 13 states, 13 states have (on average 72.38461538461539) internal successors, (941), 11 states have internal predecessors, (941), 6 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (10), 6 states have call predecessors, (10), 5 states have call successors, (10) [2023-04-01 23:02:50,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:02:50,611 INFO L93 Difference]: Finished difference Result 46718 states and 50707 transitions. [2023-04-01 23:02:50,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-04-01 23:02:50,612 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 72.38461538461539) internal successors, (941), 11 states have internal predecessors, (941), 6 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (10), 6 states have call predecessors, (10), 5 states have call successors, (10) Word has length 872 [2023-04-01 23:02:50,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:02:50,650 INFO L225 Difference]: With dead ends: 46718 [2023-04-01 23:02:50,651 INFO L226 Difference]: Without dead ends: 25616 [2023-04-01 23:02:50,669 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1794 GetRequests, 1763 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=254, Invalid=738, Unknown=0, NotChecked=0, Total=992 [2023-04-01 23:02:50,669 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 2789 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 5926 mSolverCounterSat, 366 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2794 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 6292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 366 IncrementalHoareTripleChecker+Valid, 5926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-04-01 23:02:50,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2794 Valid, 218 Invalid, 6292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [366 Valid, 5926 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-04-01 23:02:50,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25616 states. [2023-04-01 23:02:50,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25616 to 19115. [2023-04-01 23:02:50,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19115 states, 18717 states have (on average 1.0265534006518138) internal successors, (19214), 18866 states have internal predecessors, (19214), 124 states have call successors, (124), 124 states have call predecessors, (124), 273 states have return successors, (584), 124 states have call predecessors, (584), 123 states have call successors, (584) [2023-04-01 23:02:50,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19115 states to 19115 states and 19922 transitions. [2023-04-01 23:02:50,920 INFO L78 Accepts]: Start accepts. Automaton has 19115 states and 19922 transitions. Word has length 872 [2023-04-01 23:02:50,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:02:50,921 INFO L495 AbstractCegarLoop]: Abstraction has 19115 states and 19922 transitions. [2023-04-01 23:02:50,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 72.38461538461539) internal successors, (941), 11 states have internal predecessors, (941), 6 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (10), 6 states have call predecessors, (10), 5 states have call successors, (10) [2023-04-01 23:02:50,921 INFO L276 IsEmpty]: Start isEmpty. Operand 19115 states and 19922 transitions. [2023-04-01 23:02:50,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 948 [2023-04-01 23:02:50,939 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:02:50,940 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, 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, 4, 4, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:02:50,947 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-04-01 23:02:51,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-04-01 23:02:51,145 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:02:51,146 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:02:51,146 INFO L85 PathProgramCache]: Analyzing trace with hash 384143842, now seen corresponding path program 1 times [2023-04-01 23:02:51,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:02:51,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047436619] [2023-04-01 23:02:51,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:51,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:02:51,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:51,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:02:51,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:51,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:02:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:51,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-01 23:02:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:51,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2023-04-01 23:02:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:51,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2023-04-01 23:02:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:51,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 1064 trivial. 0 not checked. [2023-04-01 23:02:51,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:02:51,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047436619] [2023-04-01 23:02:51,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047436619] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:02:51,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1927089859] [2023-04-01 23:02:51,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:51,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:51,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:02:51,709 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 23:02:51,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-04-01 23:02:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:51,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 1228 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-01 23:02:51,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:02:51,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 762 proven. 0 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2023-04-01 23:02:51,954 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:02:51,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1927089859] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:02:51,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:02:51,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2023-04-01 23:02:51,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145693288] [2023-04-01 23:02:51,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:02:51,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:02:51,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:02:51,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:02:51,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:02:51,956 INFO L87 Difference]: Start difference. First operand 19115 states and 19922 transitions. Second operand has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-01 23:02:52,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:02:52,705 INFO L93 Difference]: Finished difference Result 37252 states and 38995 transitions. [2023-04-01 23:02:52,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:02:52,706 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 947 [2023-04-01 23:02:52,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:02:52,736 INFO L225 Difference]: With dead ends: 37252 [2023-04-01 23:02:52,736 INFO L226 Difference]: Without dead ends: 21264 [2023-04-01 23:02:52,757 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 960 GetRequests, 957 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:02:52,757 INFO L413 NwaCegarLoop]: 403 mSDtfsCounter, 320 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 686 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 23:02:52,758 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 437 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 686 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 23:02:52,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21264 states. [2023-04-01 23:02:53,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21264 to 20955. [2023-04-01 23:02:53,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20955 states, 20533 states have (on average 1.0257147031607656) internal successors, (21061), 20682 states have internal predecessors, (21061), 136 states have call successors, (136), 136 states have call predecessors, (136), 285 states have return successors, (619), 136 states have call predecessors, (619), 135 states have call successors, (619) [2023-04-01 23:02:53,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20955 states to 20955 states and 21816 transitions. [2023-04-01 23:02:53,112 INFO L78 Accepts]: Start accepts. Automaton has 20955 states and 21816 transitions. Word has length 947 [2023-04-01 23:02:53,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:02:53,112 INFO L495 AbstractCegarLoop]: Abstraction has 20955 states and 21816 transitions. [2023-04-01 23:02:53,112 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-01 23:02:53,112 INFO L276 IsEmpty]: Start isEmpty. Operand 20955 states and 21816 transitions. [2023-04-01 23:02:53,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 969 [2023-04-01 23:02:53,128 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:02:53,128 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, 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, 4, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:02:53,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-04-01 23:02:53,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-04-01 23:02:53,335 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:02:53,335 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:02:53,335 INFO L85 PathProgramCache]: Analyzing trace with hash 380532070, now seen corresponding path program 1 times [2023-04-01 23:02:53,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:02:53,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001501972] [2023-04-01 23:02:53,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:53,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:02:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:54,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:02:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:54,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:02:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:54,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-01 23:02:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:55,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2023-04-01 23:02:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:55,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-04-01 23:02:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:55,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1304 backedges. 461 proven. 720 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-04-01 23:02:55,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:02:55,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001501972] [2023-04-01 23:02:55,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001501972] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:02:55,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1067015828] [2023-04-01 23:02:55,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:02:55,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:02:55,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:02:55,265 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 23:02:55,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-04-01 23:02:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:02:55,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 1246 conjuncts, 7 conjunts are in the unsatisfiable core [2023-04-01 23:02:55,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:02:55,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1304 backedges. 765 proven. 51 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2023-04-01 23:02:55,896 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 23:02:56,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1304 backedges. 814 proven. 2 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2023-04-01 23:02:56,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1067015828] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 23:02:56,654 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 23:02:56,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 6, 6] total 20 [2023-04-01 23:02:56,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222305213] [2023-04-01 23:02:56,654 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 23:02:56,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-04-01 23:02:56,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:02:56,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-04-01 23:02:56,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=314, Unknown=0, NotChecked=0, Total=380 [2023-04-01 23:02:56,658 INFO L87 Difference]: Start difference. First operand 20955 states and 21816 transitions. Second operand has 20 states, 20 states have (on average 74.2) internal successors, (1484), 18 states have internal predecessors, (1484), 8 states have call successors, (13), 9 states have call predecessors, (13), 8 states have return successors, (10), 8 states have call predecessors, (10), 6 states have call successors, (10) [2023-04-01 23:03:03,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:03:03,090 INFO L93 Difference]: Finished difference Result 48453 states and 50521 transitions. [2023-04-01 23:03:03,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-04-01 23:03:03,091 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 74.2) internal successors, (1484), 18 states have internal predecessors, (1484), 8 states have call successors, (13), 9 states have call predecessors, (13), 8 states have return successors, (10), 8 states have call predecessors, (10), 6 states have call successors, (10) Word has length 968 [2023-04-01 23:03:03,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:03:03,092 INFO L225 Difference]: With dead ends: 48453 [2023-04-01 23:03:03,092 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 23:03:03,127 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2066 GetRequests, 1986 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2127 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1322, Invalid=5320, Unknown=0, NotChecked=0, Total=6642 [2023-04-01 23:03:03,127 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 10506 mSDsluCounter, 321 mSDsCounter, 0 mSdLazyCounter, 7544 mSolverCounterSat, 729 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10510 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 8273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 729 IncrementalHoareTripleChecker+Valid, 7544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-04-01 23:03:03,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10510 Valid, 358 Invalid, 8273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [729 Valid, 7544 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-04-01 23:03:03,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 23:03:03,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 23:03:03,128 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) [2023-04-01 23:03:03,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 23:03:03,128 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 968 [2023-04-01 23:03:03,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:03:03,128 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 23:03:03,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 74.2) internal successors, (1484), 18 states have internal predecessors, (1484), 8 states have call successors, (13), 9 states have call predecessors, (13), 8 states have return successors, (10), 8 states have call predecessors, (10), 6 states have call successors, (10) [2023-04-01 23:03:03,129 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 23:03:03,129 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 23:03:03,131 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 23:03:03,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-04-01 23:03:03,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:03:03,338 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 23:03:15,410 WARN L223 SmtUtils]: Spent 8.13s on a formula simplification. DAG size of input: 503 DAG size of output: 473 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-04-01 23:03:23,515 WARN L223 SmtUtils]: Spent 8.10s on a formula simplification. DAG size of input: 503 DAG size of output: 473 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-04-01 23:03:39,151 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 13) no Hoare annotation was computed. [2023-04-01 23:03:39,151 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 13) no Hoare annotation was computed. [2023-04-01 23:03:39,151 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 13) no Hoare annotation was computed. [2023-04-01 23:03:39,151 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 1770 1786) no Hoare annotation was computed. [2023-04-01 23:03:39,152 INFO L895 garLoopResultBuilder]: At program point L1784(line 1784) the Hoare annotation is: (let ((.cse20 (+ ~a29~0 127)) (.cse5 (<= (+ ~a0~0 61) 0)) (.cse0 (<= ~a29~0 41)) (.cse10 (<= 0 (+ ~a4~0 85))) (.cse4 (= ~a2~0 1)) (.cse12 (not (= |old(~a2~0)| 1)))) (let ((.cse14 (let ((.cse21 (or .cse12 (<= 0 (+ 143 |old(~a29~0)|))))) (or (and .cse0 .cse4 .cse21 .cse5) (and .cse0 .cse10 .cse4 .cse21)))) (.cse15 (<= 0 (+ 97 |old(~a0~0)|))) (.cse18 (+ 127 |old(~a29~0)|)) (.cse16 (+ 98 ~a0~0)) (.cse6 (+ 44 |old(~a0~0)|)) (.cse1 (< ~a2~0 5)) (.cse3 (<= 4 ~a2~0)) (.cse7 (<= 0 (+ 599999 ~a0~0))) (.cse17 (<= 0 .cse20)) (.cse8 (<= (+ 42 ~a4~0) 0)) (.cse11 (< (+ 97 ~a0~0) 0)) (.cse19 (= 3 ~a2~0)) (.cse9 (= 2 ~a2~0)) (.cse2 (<= (+ 89 ~a4~0) 0)) (.cse13 (< ~a29~0 401235))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse4 .cse5) (< .cse6 0) (and .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse7 .cse8 .cse4 (<= (+ ~a0~0 300075) 0)) .cse12 (and .cse7 .cse8 .cse3 .cse11 .cse13) (and .cse8 .cse14 .cse15 (< 0 .cse16)) (and .cse7 .cse8 .cse17 .cse14 .cse15) (< 0 .cse18) (and .cse2 .cse3 .cse5) (and .cse9 .cse2 (<= ~a29~0 42)) (and .cse9 .cse2 (<= 147 ~a0~0)) (and .cse0 .cse8 .cse11 .cse19) (and .cse17 .cse2 .cse3 .cse13) (and (= ~a0~0 |old(~a0~0)|) .cse4 (= .cse20 0) (= ~a4~0 |old(~a4~0)|)) (< .cse18 0) (and .cse7 .cse8 .cse10 .cse3 .cse11) (< 0 (+ 89 |old(~a4~0)|)) (and (< 0 (+ ~a0~0 147)) .cse8 (<= .cse16 0) .cse4) (< 0 .cse6) (and .cse2 .cse19) (and .cse7 .cse8 .cse1 .cse3 .cse11) (and .cse7 .cse8 .cse17 .cse4 (<= (+ ~a0~0 150) 0)) (and .cse2 .cse4 (< (+ ~a29~0 143) 0)) (and .cse9 .cse2 (<= 0 (+ ~a0~0 60)) .cse13) (and .cse8 .cse10 .cse11 .cse19) (and .cse9 .cse2 (exists ((v_y_44 Int) (v_z_44 Int)) (and (<= (+ 386229 ~a0~0) (+ (* v_y_44 25) (* (div (* v_z_44 5) 2) 5))) (< v_z_44 2) (<= 0 v_z_44) (<= (+ v_z_44 (* v_y_44 2) 61) 0) (not (= v_z_44 0)))) .cse13)))) [2023-04-01 23:03:39,152 INFO L899 garLoopResultBuilder]: For program point L1784-1(line 1784) no Hoare annotation was computed. [2023-04-01 23:03:39,152 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2023-04-01 23:03:39,153 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse20 (+ ~a29~0 127)) (.cse5 (<= (+ ~a0~0 61) 0)) (.cse0 (<= ~a29~0 41)) (.cse10 (<= 0 (+ ~a4~0 85))) (.cse4 (= ~a2~0 1)) (.cse12 (not (= |old(~a2~0)| 1)))) (let ((.cse14 (let ((.cse21 (or .cse12 (<= 0 (+ 143 |old(~a29~0)|))))) (or (and .cse0 .cse4 .cse21 .cse5) (and .cse0 .cse10 .cse4 .cse21)))) (.cse15 (<= 0 (+ 97 |old(~a0~0)|))) (.cse18 (+ 127 |old(~a29~0)|)) (.cse16 (+ 98 ~a0~0)) (.cse6 (+ 44 |old(~a0~0)|)) (.cse1 (< ~a2~0 5)) (.cse3 (<= 4 ~a2~0)) (.cse7 (<= 0 (+ 599999 ~a0~0))) (.cse17 (<= 0 .cse20)) (.cse8 (<= (+ 42 ~a4~0) 0)) (.cse11 (< (+ 97 ~a0~0) 0)) (.cse19 (= 3 ~a2~0)) (.cse9 (= 2 ~a2~0)) (.cse2 (<= (+ 89 ~a4~0) 0)) (.cse13 (< ~a29~0 401235))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse4 .cse5) (< .cse6 0) (and .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse7 .cse8 .cse4 (<= (+ ~a0~0 300075) 0)) .cse12 (and .cse7 .cse8 .cse3 .cse11 .cse13) (and .cse8 .cse14 .cse15 (< 0 .cse16)) (and .cse7 .cse8 .cse17 .cse14 .cse15) (< 0 .cse18) (and .cse2 .cse3 .cse5) (and .cse9 .cse2 (<= ~a29~0 42)) (and .cse9 .cse2 (<= 147 ~a0~0)) (and .cse0 .cse8 .cse11 .cse19) (and .cse17 .cse2 .cse3 .cse13) (and (= ~a0~0 |old(~a0~0)|) .cse4 (= .cse20 0) (= ~a4~0 |old(~a4~0)|)) (< .cse18 0) (and .cse7 .cse8 .cse10 .cse3 .cse11) (< 0 (+ 89 |old(~a4~0)|)) (and (< 0 (+ ~a0~0 147)) .cse8 (<= .cse16 0) .cse4) (< 0 .cse6) (and .cse2 .cse19) (and .cse7 .cse8 .cse1 .cse3 .cse11) (and .cse7 .cse8 .cse17 .cse4 (<= (+ ~a0~0 150) 0)) (and .cse2 .cse4 (< (+ ~a29~0 143) 0)) (and .cse9 .cse2 (<= 0 (+ ~a0~0 60)) .cse13) (and .cse8 .cse10 .cse11 .cse19) (and .cse9 .cse2 (exists ((v_y_44 Int) (v_z_44 Int)) (and (<= (+ 386229 ~a0~0) (+ (* v_y_44 25) (* (div (* v_z_44 5) 2) 5))) (< v_z_44 2) (<= 0 v_z_44) (<= (+ v_z_44 (* v_y_44 2) 61) 0) (not (= v_z_44 0)))) .cse13)))) [2023-04-01 23:03:39,157 INFO L899 garLoopResultBuilder]: For program point L1776-3(lines 1770 1786) no Hoare annotation was computed. [2023-04-01 23:03:39,157 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 1770 1786) the Hoare annotation is: (let ((.cse2 (+ 127 |old(~a29~0)|)) (.cse1 (+ 44 |old(~a0~0)|))) (or (let ((.cse0 (+ 44 ~a0~0))) (and (= ~a2~0 1) (<= 0 .cse0) (= (+ ~a29~0 127) 0) (<= .cse0 0) (= ~a4~0 |old(~a4~0)|))) (< .cse1 0) (not (= |old(~a2~0)| 1)) (< 0 .cse2) (< .cse2 0) (< 0 (+ 89 |old(~a4~0)|)) (< 0 .cse1))) [2023-04-01 23:03:39,157 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 23:03:39,157 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~a2~0 |old(~a2~0)|) (= ~a0~0 |old(~a0~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a29~0 |old(~a29~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a4~0 |old(~a4~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~inputF~0 |old(~inputF~0)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-01 23:03:39,157 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 23:03:39,157 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,157 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2023-04-01 23:03:39,157 INFO L899 garLoopResultBuilder]: For program point calculate_output2EXIT(lines 1668 1768) no Hoare annotation was computed. [2023-04-01 23:03:39,157 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2023-04-01 23:03:39,157 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point calculate_output2FINAL(lines 1668 1768) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 1668 1768) the Hoare annotation is: (let ((.cse28 (= |old(~a2~0)| 1))) (let ((.cse25 (+ 127 |old(~a29~0)|)) (.cse21 (= ~a2~0 1)) (.cse2 (< (+ 85 |old(~a4~0)|) 0)) (.cse11 (not .cse28)) (.cse8 (< 41 |old(~a29~0)|)) (.cse13 (< 0 (+ |old(~a0~0)| 61))) (.cse26 (= ~a0~0 |old(~a0~0)|)) (.cse27 (= ~a29~0 |old(~a29~0)|)) (.cse23 (= ~a4~0 |old(~a4~0)|))) (let ((.cse14 (not (= 3 |old(~a2~0)|))) (.cse15 (and .cse26 .cse27 (= 3 ~a2~0) .cse23)) (.cse7 (<= 5 |old(~a2~0)|)) (.cse10 (and .cse26 (< ~a2~0 5) .cse27 (<= 4 ~a2~0) .cse23)) (.cse0 (and .cse26 (= 2 ~a2~0) .cse27 .cse23)) (.cse5 (not (= 2 |old(~a2~0)|))) (.cse16 (<= 401235 |old(~a29~0)|)) (.cse4 (<= 0 (+ 97 |old(~a0~0)|))) (.cse20 (and (or .cse11 .cse8 .cse2) (or .cse11 .cse8 .cse13))) (.cse12 (and .cse26 .cse27 .cse21 .cse23)) (.cse17 (< .cse25 0)) (.cse19 (and (= ~a2~0 |old(~a2~0)|) .cse26 .cse27 .cse23)) (.cse6 (< 0 (+ 89 |old(~a4~0)|))) (.cse9 (< |old(~a2~0)| 4)) (.cse1 (< (+ 599999 |old(~a0~0)|) 0)) (.cse3 (< 0 (+ 42 |old(~a4~0)|))) (.cse18 (and .cse26 .cse27 .cse21 .cse28 .cse23))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 (< |old(~a0~0)| 147) .cse6 .cse5) (or .cse7 .cse8 .cse6 .cse9 .cse10) (or .cse11 .cse12 .cse6 .cse13) (or .cse8 .cse3 .cse4 .cse14 .cse15) (or .cse2 .cse3 .cse4 .cse14 .cse15) (or .cse0 (and (or (< (+ 60 |old(~a0~0)|) 0) .cse6 .cse5 .cse16) (or (< 42 |old(~a29~0)|) .cse6 .cse5))) (or (< 0 (+ 150 |old(~a0~0)|)) .cse11 .cse1 .cse17 .cse3 .cse13 .cse18) (or .cse19 .cse1 .cse3 .cse9 .cse4 .cse16) (or .cse20 (<= (+ 98 |old(~a0~0)|) 0) .cse12 .cse3) (or .cse19 .cse1 .cse2 .cse3 .cse9 .cse4) (or .cse19 .cse17 .cse6 .cse9 .cse16) (or .cse6 .cse14 .cse15) (or .cse7 .cse1 .cse3 .cse9 .cse4 .cse10) (or .cse0 .cse6 (forall ((v_y_44 Int) (v_z_44 Int)) (or (= v_z_44 0) (< v_z_44 0) (< (+ (* v_y_44 25) (* (div (* v_z_44 5) 2) 5)) (+ 386229 |old(~a0~0)|)) (< 0 (+ v_z_44 (* v_y_44 2) 61)) (<= 2 v_z_44))) .cse5 .cse16) (or .cse11 (<= (+ |old(~a0~0)| 147) 0) .cse3 .cse4 .cse13 .cse18) (let ((.cse24 (+ 44 |old(~a0~0)|))) (or (let ((.cse22 (+ 44 ~a0~0))) (and .cse21 (<= 0 .cse22) (= (+ ~a29~0 127) 0) (<= .cse22 0) .cse23)) (< .cse24 0) .cse11 (< 0 .cse25) .cse17 .cse6 (< 0 .cse24))) (or .cse1 .cse20 .cse12 .cse17 .cse3) (or .cse19 .cse6 .cse9 .cse13) (or .cse11 .cse1 .cse3 .cse13 .cse18 (< 0 (+ |old(~a0~0)| 300075))))))) [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,158 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,159 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,160 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2023-04-01 23:03:39,161 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,162 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,163 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,164 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,166 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,166 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,166 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2023-04-01 23:03:39,166 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,166 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2023-04-01 23:03:39,166 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,167 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,168 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2023-04-01 23:03:39,169 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2023-04-01 23:03:39,170 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,171 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2023-04-01 23:03:39,172 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2023-04-01 23:03:39,174 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 176) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2023-04-01 23:03:39,175 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,176 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L895 garLoopResultBuilder]: At program point L1665(line 1665) the Hoare annotation is: (let ((.cse29 (= |old(~a2~0)| 1))) (let ((.cse24 (= ~a2~0 1)) (.cse6 (< (+ 85 |old(~a4~0)|) 0)) (.cse0 (not .cse29)) (.cse12 (< 41 |old(~a29~0)|)) (.cse16 (< 0 (+ |old(~a0~0)| 61))) (.cse30 (+ 127 |old(~a29~0)|)) (.cse2 (= ~a0~0 |old(~a0~0)|)) (.cse28 (= ~a29~0 |old(~a29~0)|)) (.cse26 (= ~a4~0 |old(~a4~0)|))) (let ((.cse3 (<= (+ ~a0~0 61) 0)) (.cse17 (not (= 3 |old(~a2~0)|))) (.cse18 (and .cse2 .cse28 (= 3 ~a2~0) .cse26)) (.cse11 (<= 5 |old(~a2~0)|)) (.cse14 (and .cse2 (< ~a2~0 5) .cse28 (<= 4 ~a2~0) .cse26)) (.cse4 (and .cse2 (= 2 ~a2~0) .cse28 .cse26)) (.cse9 (not (= 2 |old(~a2~0)|))) (.cse19 (<= 401235 |old(~a29~0)|)) (.cse8 (<= 0 (+ 97 |old(~a0~0)|))) (.cse10 (< 0 .cse30)) (.cse23 (and (or .cse0 .cse12 .cse6) (or .cse0 .cse12 .cse16))) (.cse15 (and .cse2 .cse28 .cse24 .cse26)) (.cse20 (< .cse30 0)) (.cse22 (and (= ~a2~0 |old(~a2~0)|) .cse2 .cse28 .cse26)) (.cse1 (< 0 (+ 89 |old(~a4~0)|))) (.cse13 (< |old(~a2~0)| 4)) (.cse5 (< (+ 599999 |old(~a0~0)|) 0)) (.cse7 (< 0 (+ 42 |old(~a4~0)|))) (.cse21 (and .cse2 .cse28 .cse24 .cse29 .cse26))) (and (or .cse0 (<= 0 (+ 143 |old(~a29~0)|)) .cse1 (and .cse2 .cse3)) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (or .cse4 (< |old(~a0~0)| 147) .cse1 .cse9) (or .cse10 .cse1 (<= 0 (+ ~a29~0 143)) (not (= calculate_output_~input 4)) .cse9 .cse3) (or .cse11 .cse12 .cse1 .cse13 .cse14) (or .cse0 .cse15 .cse1 .cse16) (or .cse12 .cse7 .cse8 .cse17 .cse18) (or .cse6 .cse7 .cse8 .cse17 .cse18) (or .cse4 (and (or (< (+ 60 |old(~a0~0)|) 0) .cse1 .cse9 .cse19) (or (< 42 |old(~a29~0)|) .cse1 .cse9))) (or (< 0 (+ 150 |old(~a0~0)|)) .cse0 .cse5 .cse20 .cse7 .cse16 .cse21) (or .cse22 .cse5 .cse7 .cse13 .cse8 .cse19) (or .cse23 (<= (+ 98 |old(~a0~0)|) 0) .cse15 .cse7) (or .cse22 .cse5 .cse6 .cse7 .cse13 .cse8) (or .cse22 .cse20 .cse1 .cse13 .cse19) (or .cse1 .cse17 .cse18) (or .cse11 .cse5 .cse7 .cse13 .cse8 .cse14) (or .cse4 .cse1 (forall ((v_y_44 Int) (v_z_44 Int)) (or (= v_z_44 0) (< v_z_44 0) (< (+ (* v_y_44 25) (* (div (* v_z_44 5) 2) 5)) (+ 386229 |old(~a0~0)|)) (< 0 (+ v_z_44 (* v_y_44 2) 61)) (<= 2 v_z_44))) .cse9 .cse19) (or .cse0 (<= (+ |old(~a0~0)| 147) 0) .cse7 .cse8 .cse16 .cse21) (let ((.cse27 (+ 44 |old(~a0~0)|))) (or (let ((.cse25 (+ 44 ~a0~0))) (and .cse24 (<= 0 .cse25) (= (+ ~a29~0 127) 0) (<= .cse25 0) .cse26)) (< .cse27 0) .cse0 .cse10 .cse20 .cse1 (< 0 .cse27))) (or .cse5 .cse23 .cse15 .cse20 .cse7) (or .cse22 .cse1 .cse13 .cse16) (or .cse0 .cse5 .cse7 .cse16 .cse21 (< 0 (+ |old(~a0~0)| 300075))))))) [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L1665-1(line 1665) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,177 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,178 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,179 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,180 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,180 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,180 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,181 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,181 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,181 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,181 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,181 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,181 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,181 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,181 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2023-04-01 23:03:39,182 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-04-01 23:03:39,183 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 33 1666) the Hoare annotation is: (let ((.cse28 (= |old(~a2~0)| 1))) (let ((.cse27 (+ 127 |old(~a29~0)|)) (.cse2 (< (+ 85 |old(~a4~0)|) 0)) (.cse7 (not .cse28)) (.cse10 (< 41 |old(~a29~0)|)) (.cse9 (< 0 (+ |old(~a0~0)| 61))) (.cse21 (= ~a0~0 |old(~a0~0)|)) (.cse24 (= ~a2~0 1)) (.cse22 (= ~a29~0 |old(~a29~0)|)) (.cse23 (= ~a4~0 |old(~a4~0)|))) (let ((.cse14 (and .cse21 (<= (+ 42 ~a4~0) 0) (let ((.cse29 (<= ~a29~0 41))) (or (and .cse29 (<= 0 (+ ~a4~0 85)) .cse24 .cse28) (and .cse29 .cse24 .cse28 (<= (+ ~a0~0 61) 0)))) .cse22 .cse23)) (.cse15 (and (or .cse7 .cse10 .cse2) (or .cse7 .cse10 .cse9))) (.cse11 (not (= 3 |old(~a2~0)|))) (.cse12 (and .cse21 .cse22 (= 3 ~a2~0) .cse23)) (.cse8 (and .cse21 .cse22 .cse24 .cse23)) (.cse20 (<= 5 |old(~a2~0)|)) (.cse0 (and .cse21 (= 2 ~a2~0) .cse22 .cse23)) (.cse5 (not (= 2 |old(~a2~0)|))) (.cse13 (<= 401235 |old(~a29~0)|)) (.cse4 (<= 0 (+ 97 |old(~a0~0)|))) (.cse16 (< .cse27 0)) (.cse18 (and (= ~a2~0 |old(~a2~0)|) .cse21 .cse22 .cse23)) (.cse6 (< 0 (+ 89 |old(~a4~0)|))) (.cse19 (< |old(~a2~0)| 4)) (.cse1 (< (+ 599999 |old(~a0~0)|) 0)) (.cse3 (< 0 (+ 42 |old(~a4~0)|))) (.cse17 (and .cse21 .cse22 .cse24 .cse28 .cse23))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 (< |old(~a0~0)| 147) .cse6 .cse5) (or .cse7 .cse8 .cse6 .cse9) (or .cse10 .cse3 .cse4 .cse11 .cse12) (or .cse2 .cse3 .cse4 .cse11 .cse12) (or .cse0 (and (or (< (+ 60 |old(~a0~0)|) 0) .cse6 .cse5 .cse13) (or (< 42 |old(~a29~0)|) .cse6 .cse5))) (or .cse14 .cse15 (<= (+ 98 |old(~a0~0)|) 0) .cse3) (or (< 0 (+ 150 |old(~a0~0)|)) .cse7 .cse1 .cse16 .cse3 .cse9 .cse17) (or .cse14 .cse1 .cse15 .cse16 .cse3) (or .cse18 .cse1 .cse3 .cse19 .cse4 .cse13) (or .cse18 .cse1 .cse2 .cse3 .cse19 .cse4) (or .cse18 .cse20 .cse10 .cse6 .cse19) (or .cse18 .cse16 .cse6 .cse19 .cse13) (or .cse6 .cse11 .cse12) (or .cse7 (<= 0 (+ 143 |old(~a29~0)|)) .cse8 .cse6) (or .cse20 .cse1 .cse3 .cse19 .cse4 (and .cse21 (< ~a2~0 5) .cse22 (<= 4 ~a2~0) .cse23)) (or .cse0 .cse6 (forall ((v_y_44 Int) (v_z_44 Int)) (or (= v_z_44 0) (< v_z_44 0) (< (+ (* v_y_44 25) (* (div (* v_z_44 5) 2) 5)) (+ 386229 |old(~a0~0)|)) (< 0 (+ v_z_44 (* v_y_44 2) 61)) (<= 2 v_z_44))) .cse5 .cse13) (or .cse7 (<= (+ |old(~a0~0)| 147) 0) .cse3 .cse4 .cse9 .cse17) (let ((.cse26 (+ 44 |old(~a0~0)|))) (or (let ((.cse25 (+ 44 ~a0~0))) (and .cse24 (<= 0 .cse25) (= (+ ~a29~0 127) 0) (<= .cse25 0) .cse23)) (< .cse26 0) .cse7 (< 0 .cse27) .cse16 .cse6 (< 0 .cse26))) (or .cse18 .cse6 .cse19 .cse9) (or .cse7 .cse1 .cse3 .cse9 .cse17 (< 0 (+ |old(~a0~0)| 300075))))))) [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2023-04-01 23:03:39,184 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (+ 44 ~a0~0))) (and (<= (+ 89 ~a4~0) 0) (= ~a2~0 1) (<= 0 .cse0) (= (+ ~a29~0 127) 0) (<= .cse0 0))) [2023-04-01 23:03:39,185 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 23:03:39,185 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 23:03:39,188 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:03:39,190 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 23:03:39,205 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_y_44,QUANTIFIED] [2023-04-01 23:03:39,205 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,206 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,206 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,206 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,206 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_y_44,QUANTIFIED] [2023-04-01 23:03:39,206 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,220 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_y_44,QUANTIFIED] [2023-04-01 23:03:39,220 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,220 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,220 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,220 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,221 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_y_44,QUANTIFIED] [2023-04-01 23:03:39,221 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 11:03:39 BoogieIcfgContainer [2023-04-01 23:03:39,222 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 23:03:39,223 INFO L158 Benchmark]: Toolchain (without parser) took 119674.41ms. Allocated memory was 183.5MB in the beginning and 4.0GB in the end (delta: 3.8GB). Free memory was 127.5MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 2.7GB. Max. memory is 8.0GB. [2023-04-01 23:03:39,223 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 183.5MB. Free memory is still 131.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 23:03:39,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 982.35ms. Allocated memory was 183.5MB in the beginning and 220.2MB in the end (delta: 36.7MB). Free memory was 127.1MB in the beginning and 140.5MB in the end (delta: -13.4MB). Peak memory consumption was 49.9MB. Max. memory is 8.0GB. [2023-04-01 23:03:39,224 INFO L158 Benchmark]: Boogie Preprocessor took 139.50ms. Allocated memory is still 220.2MB. Free memory was 140.5MB in the beginning and 129.1MB in the end (delta: 11.4MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-04-01 23:03:39,224 INFO L158 Benchmark]: RCFGBuilder took 1919.10ms. Allocated memory was 220.2MB in the beginning and 306.2MB in the end (delta: 86.0MB). Free memory was 129.1MB in the beginning and 148.2MB in the end (delta: -19.1MB). Peak memory consumption was 73.0MB. Max. memory is 8.0GB. [2023-04-01 23:03:39,224 INFO L158 Benchmark]: TraceAbstraction took 116628.78ms. Allocated memory was 306.2MB in the beginning and 4.0GB in the end (delta: 3.7GB). Free memory was 147.2MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 2.6GB. Max. memory is 8.0GB. [2023-04-01 23:03:39,228 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 183.5MB. Free memory is still 131.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 982.35ms. Allocated memory was 183.5MB in the beginning and 220.2MB in the end (delta: 36.7MB). Free memory was 127.1MB in the beginning and 140.5MB in the end (delta: -13.4MB). Peak memory consumption was 49.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 139.50ms. Allocated memory is still 220.2MB. Free memory was 140.5MB in the beginning and 129.1MB in the end (delta: 11.4MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * RCFGBuilder took 1919.10ms. Allocated memory was 220.2MB in the beginning and 306.2MB in the end (delta: 86.0MB). Free memory was 129.1MB in the beginning and 148.2MB in the end (delta: -19.1MB). Peak memory consumption was 73.0MB. Max. memory is 8.0GB. * TraceAbstraction took 116628.78ms. Allocated memory was 306.2MB in the beginning and 4.0GB in the end (delta: 3.7GB). Free memory was 147.2MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 2.6GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_y_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_y_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_y_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_y_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] * 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: 176]: 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 6 procedures, 440 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 116.5s, OverallIterations: 17, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 50.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 35.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 30358 SdHoareTripleChecker+Valid, 43.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30341 mSDsluCounter, 5239 SdHoareTripleChecker+Invalid, 37.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2240 mSDsCounter, 8325 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 46009 IncrementalHoareTripleChecker+Invalid, 54334 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8325 mSolverCounterUnsat, 2999 mSDtfsCounter, 46009 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12451 GetRequests, 12134 SyntacticMatches, 9 SemanticMatches, 308 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4728 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25032occurred in iteration=12, InterpolantAutomatonStates: 265, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.9s AutomataMinimizationTime, 17 MinimizatonAttempts, 23009 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 2272 PreInvPairs, 2677 NumberOfFragments, 3637 HoareAnnotationTreeSize, 2272 FomulaSimplifications, 194943 FormulaSimplificationTreeSizeReduction, 20.2s HoareSimplificationTime, 9 FomulaSimplificationsInter, 107798 FormulaSimplificationTreeSizeReductionInter, 15.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 19.0s InterpolantComputationTime, 17311 NumberOfCodeBlocks, 17311 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 20710 ConstructedInterpolants, 56 QuantifiedInterpolants, 53674 SizeOfPredicates, 21 NumberOfNonLiveVariables, 11923 ConjunctsInSsa, 95 ConjunctsInUnsatCore, 36 InterpolantComputations, 12 PerfectInterpolantSequences, 20731/22905 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: 1776]: Loop Invariant [2023-04-01 23:03:39,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_y_44,QUANTIFIED] [2023-04-01 23:03:39,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_y_44,QUANTIFIED] [2023-04-01 23:03:39,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,234 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_y_44,QUANTIFIED] [2023-04-01 23:03:39,234 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,234 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,234 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,234 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] [2023-04-01 23:03:39,234 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_y_44,QUANTIFIED] [2023-04-01 23:03:39,235 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_z_44,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((((((a29 <= 41 && a2 < 5) && 89 + a4 <= 0) && 4 <= a2) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || 44 + \old(a0) < 0) || ((((0 <= 599999 + a0 && 42 + a4 <= 0) && 2 == a2) && 0 <= a4 + 85) && 97 + a0 < 0)) || (((0 <= 599999 + a0 && 42 + a4 <= 0) && a2 == 1) && a0 + 300075 <= 0)) || !(\old(a2) == 1)) || ((((0 <= 599999 + a0 && 42 + a4 <= 0) && 4 <= a2) && 97 + a0 < 0) && a29 < 401235)) || (((42 + a4 <= 0 && ((((a29 <= 41 && a2 == 1) && (!(\old(a2) == 1) || 0 <= 143 + \old(a29))) && a0 + 61 <= 0) || (((a29 <= 41 && 0 <= a4 + 85) && a2 == 1) && (!(\old(a2) == 1) || 0 <= 143 + \old(a29))))) && 0 <= 97 + \old(a0)) && 0 < 98 + a0)) || ((((0 <= 599999 + a0 && 42 + a4 <= 0) && 0 <= a29 + 127) && ((((a29 <= 41 && a2 == 1) && (!(\old(a2) == 1) || 0 <= 143 + \old(a29))) && a0 + 61 <= 0) || (((a29 <= 41 && 0 <= a4 + 85) && a2 == 1) && (!(\old(a2) == 1) || 0 <= 143 + \old(a29))))) && 0 <= 97 + \old(a0))) || 0 < 127 + \old(a29)) || ((89 + a4 <= 0 && 4 <= a2) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && a29 <= 42)) || ((2 == a2 && 89 + a4 <= 0) && 147 <= a0)) || (((a29 <= 41 && 42 + a4 <= 0) && 97 + a0 < 0) && 3 == a2)) || (((0 <= a29 + 127 && 89 + a4 <= 0) && 4 <= a2) && a29 < 401235)) || (((a0 == \old(a0) && a2 == 1) && a29 + 127 == 0) && a4 == \old(a4))) || 127 + \old(a29) < 0) || ((((0 <= 599999 + a0 && 42 + a4 <= 0) && 0 <= a4 + 85) && 4 <= a2) && 97 + a0 < 0)) || 0 < 89 + \old(a4)) || (((0 < a0 + 147 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 1)) || 0 < 44 + \old(a0)) || (89 + a4 <= 0 && 3 == a2)) || ((((0 <= 599999 + a0 && 42 + a4 <= 0) && a2 < 5) && 4 <= a2) && 97 + a0 < 0)) || ((((0 <= 599999 + a0 && 42 + a4 <= 0) && 0 <= a29 + 127) && a2 == 1) && a0 + 150 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a29 + 143 < 0)) || (((2 == a2 && 89 + a4 <= 0) && 0 <= a0 + 60) && a29 < 401235)) || (((42 + a4 <= 0 && 0 <= a4 + 85) && 97 + a0 < 0) && 3 == a2)) || (((2 == a2 && 89 + a4 <= 0) && (\exists v_y_44 : int, v_z_44 : int :: (((386229 + a0 <= v_y_44 * 25 + v_z_44 * 5 / 2 * 5 && v_z_44 < 2) && 0 <= v_z_44) && v_z_44 + v_y_44 * 2 + 61 <= 0) && !(v_z_44 == 0))) && a29 < 401235) RESULT: Ultimate proved your program to be correct! [2023-04-01 23:03:39,259 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...