/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/Problem01_label22.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-30 22:41:16,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-30 22:41:16,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-30 22:41:17,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-30 22:41:17,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-30 22:41:17,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-30 22:41:17,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-30 22:41:17,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-30 22:41:17,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-30 22:41:17,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-30 22:41:17,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-30 22:41:17,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-30 22:41:17,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-30 22:41:17,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-30 22:41:17,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-30 22:41:17,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-30 22:41:17,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-30 22:41:17,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-30 22:41:17,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-30 22:41:17,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-30 22:41:17,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-30 22:41:17,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-30 22:41:17,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-30 22:41:17,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-30 22:41:17,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-30 22:41:17,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-30 22:41:17,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-30 22:41:17,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-30 22:41:17,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-30 22:41:17,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-30 22:41:17,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-30 22:41:17,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-30 22:41:17,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-30 22:41:17,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-30 22:41:17,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-30 22:41:17,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-30 22:41:17,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-30 22:41:17,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-30 22:41:17,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-30 22:41:17,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-30 22:41:17,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-30 22:41:17,082 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-03-30 22:41:17,110 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-30 22:41:17,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-30 22:41:17,111 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-30 22:41:17,111 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-30 22:41:17,112 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-30 22:41:17,112 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-30 22:41:17,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-30 22:41:17,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-30 22:41:17,113 INFO L138 SettingsManager]: * Use SBE=true [2023-03-30 22:41:17,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-30 22:41:17,114 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-30 22:41:17,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-30 22:41:17,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-30 22:41:17,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-30 22:41:17,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-30 22:41:17,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-30 22:41:17,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-30 22:41:17,116 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-30 22:41:17,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-30 22:41:17,116 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-30 22:41:17,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-30 22:41:17,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-30 22:41:17,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-30 22:41:17,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-30 22:41:17,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 22:41:17,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-30 22:41:17,118 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-30 22:41:17,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-30 22:41:17,119 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-30 22:41:17,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-30 22:41:17,119 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-30 22:41:17,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-30 22:41:17,119 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-30 22:41:17,120 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-30 22:41:17,120 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-30 22:41:17,120 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-30 22:41:17,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-30 22:41:17,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-30 22:41:17,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-30 22:41:17,399 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-30 22:41:17,399 INFO L275 PluginConnector]: CDTParser initialized [2023-03-30 22:41:17,400 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label22.c [2023-03-30 22:41:18,593 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-30 22:41:18,846 INFO L351 CDTParser]: Found 1 translation units. [2023-03-30 22:41:18,846 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label22.c [2023-03-30 22:41:18,865 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92fd1d2df/c2acd805ed2a4ce6865a624d150898de/FLAG691757fe1 [2023-03-30 22:41:18,881 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92fd1d2df/c2acd805ed2a4ce6865a624d150898de [2023-03-30 22:41:18,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-30 22:41:18,885 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-30 22:41:18,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-30 22:41:18,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-30 22:41:18,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-30 22:41:18,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 10:41:18" (1/1) ... [2023-03-30 22:41:18,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bc411d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:41:18, skipping insertion in model container [2023-03-30 22:41:18,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 10:41:18" (1/1) ... [2023-03-30 22:41:18,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-30 22:41:18,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-30 22:41:19,193 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/Problem01_label22.c[21338,21351] [2023-03-30 22:41:19,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 22:41:19,230 INFO L203 MainTranslator]: Completed pre-run [2023-03-30 22:41:19,306 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/Problem01_label22.c[21338,21351] [2023-03-30 22:41:19,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 22:41:19,338 INFO L208 MainTranslator]: Completed translation [2023-03-30 22:41:19,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:41:19 WrapperNode [2023-03-30 22:41:19,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-30 22:41:19,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-30 22:41:19,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-30 22:41:19,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-30 22:41:19,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:41:19" (1/1) ... [2023-03-30 22:41:19,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:41:19" (1/1) ... [2023-03-30 22:41:19,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:41:19" (1/1) ... [2023-03-30 22:41:19,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:41:19" (1/1) ... [2023-03-30 22:41:19,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:41:19" (1/1) ... [2023-03-30 22:41:19,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:41:19" (1/1) ... [2023-03-30 22:41:19,418 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:41:19" (1/1) ... [2023-03-30 22:41:19,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:41:19" (1/1) ... [2023-03-30 22:41:19,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-30 22:41:19,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-30 22:41:19,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-30 22:41:19,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-30 22:41:19,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:41:19" (1/1) ... [2023-03-30 22:41:19,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 22:41:19,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:41:19,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-30 22:41:19,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-30 22:41:19,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-30 22:41:19,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-30 22:41:19,511 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-30 22:41:19,512 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-03-30 22:41:19,512 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-30 22:41:19,512 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-03-30 22:41:19,512 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-30 22:41:19,512 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-30 22:41:19,512 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-30 22:41:19,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-30 22:41:19,512 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-30 22:41:19,512 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-30 22:41:19,513 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-30 22:41:19,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-30 22:41:19,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-30 22:41:19,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-30 22:41:19,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-30 22:41:19,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-30 22:41:19,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-30 22:41:19,611 INFO L236 CfgBuilder]: Building ICFG [2023-03-30 22:41:19,612 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-30 22:41:20,437 INFO L277 CfgBuilder]: Performing block encoding [2023-03-30 22:41:20,448 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-30 22:41:20,448 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-03-30 22:41:20,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 10:41:20 BoogieIcfgContainer [2023-03-30 22:41:20,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-30 22:41:20,455 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-30 22:41:20,455 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-30 22:41:20,457 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-30 22:41:20,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.03 10:41:18" (1/3) ... [2023-03-30 22:41:20,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50c6b048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 10:41:20, skipping insertion in model container [2023-03-30 22:41:20,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:41:19" (2/3) ... [2023-03-30 22:41:20,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50c6b048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 10:41:20, skipping insertion in model container [2023-03-30 22:41:20,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 10:41:20" (3/3) ... [2023-03-30 22:41:20,460 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label22.c [2023-03-30 22:41:20,477 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-30 22:41:20,477 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-30 22:41:20,521 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-30 22:41:20,526 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;@634590fa, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-03-30 22:41:20,526 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-30 22:41:20,531 INFO L276 IsEmpty]: Start isEmpty. Operand has 207 states, 199 states have (on average 1.6582914572864322) internal successors, (330), 200 states have internal predecessors, (330), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-03-30 22:41:20,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-03-30 22:41:20,544 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:41:20,545 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:41:20,546 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:41:20,551 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:41:20,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1750382016, now seen corresponding path program 1 times [2023-03-30 22:41:20,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:41:20,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738478331] [2023-03-30 22:41:20,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:41:20,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:41:20,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:21,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:41:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:21,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 22:41:21,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:41:21,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738478331] [2023-03-30 22:41:21,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738478331] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:41:21,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:41:21,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-30 22:41:21,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081116214] [2023-03-30 22:41:21,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:41:21,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-03-30 22:41:21,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:41:21,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-03-30 22:41:21,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-03-30 22:41:21,454 INFO L87 Difference]: Start difference. First operand has 207 states, 199 states have (on average 1.6582914572864322) internal successors, (330), 200 states have internal predecessors, (330), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 43.0) internal successors, (129), 2 states have internal predecessors, (129), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:41:22,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:41:22,539 INFO L93 Difference]: Finished difference Result 557 states and 956 transitions. [2023-03-30 22:41:22,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-03-30 22:41:22,543 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 43.0) internal successors, (129), 2 states have internal predecessors, (129), 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 133 [2023-03-30 22:41:22,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:41:22,555 INFO L225 Difference]: With dead ends: 557 [2023-03-30 22:41:22,555 INFO L226 Difference]: Without dead ends: 286 [2023-03-30 22:41:22,559 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-03-30 22:41:22,562 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 430 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 530 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 430 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-03-30 22:41:22,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [430 Valid, 21 Invalid, 666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 530 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-03-30 22:41:22,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2023-03-30 22:41:22,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 280. [2023-03-30 22:41:22,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 271 states have (on average 1.4243542435424354) internal successors, (386), 272 states have internal predecessors, (386), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2023-03-30 22:41:22,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 396 transitions. [2023-03-30 22:41:22,635 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 396 transitions. Word has length 133 [2023-03-30 22:41:22,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:41:22,636 INFO L495 AbstractCegarLoop]: Abstraction has 280 states and 396 transitions. [2023-03-30 22:41:22,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 43.0) internal successors, (129), 2 states have internal predecessors, (129), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:41:22,636 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 396 transitions. [2023-03-30 22:41:22,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-03-30 22:41:22,644 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:41:22,644 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-03-30 22:41:22,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-30 22:41:22,645 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:41:22,645 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:41:22,646 INFO L85 PathProgramCache]: Analyzing trace with hash -46049500, now seen corresponding path program 1 times [2023-03-30 22:41:22,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:41:22,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764718070] [2023-03-30 22:41:22,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:41:22,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:41:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:22,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:41:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:23,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 22:41:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:23,044 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 22:41:23,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:41:23,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764718070] [2023-03-30 22:41:23,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764718070] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:41:23,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:41:23,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-03-30 22:41:23,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956159525] [2023-03-30 22:41:23,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:41:23,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-03-30 22:41:23,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:41:23,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-03-30 22:41:23,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-03-30 22:41:23,047 INFO L87 Difference]: Start difference. First operand 280 states and 396 transitions. Second operand has 7 states, 6 states have (on average 22.666666666666668) internal successors, (136), 4 states have internal predecessors, (136), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-03-30 22:41:23,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:41:23,955 INFO L93 Difference]: Finished difference Result 852 states and 1239 transitions. [2023-03-30 22:41:23,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-03-30 22:41:23,956 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 22.666666666666668) internal successors, (136), 4 states have internal predecessors, (136), 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 142 [2023-03-30 22:41:23,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:41:23,960 INFO L225 Difference]: With dead ends: 852 [2023-03-30 22:41:23,960 INFO L226 Difference]: Without dead ends: 578 [2023-03-30 22:41:23,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-03-30 22:41:23,963 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 542 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 687 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 542 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-03-30 22:41:23,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [542 Valid, 40 Invalid, 804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 687 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-03-30 22:41:23,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2023-03-30 22:41:24,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 560. [2023-03-30 22:41:24,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 560 states, 542 states have (on average 1.3579335793357934) internal successors, (736), 548 states have internal predecessors, (736), 6 states have call successors, (6), 6 states have call predecessors, (6), 11 states have return successors, (25), 5 states have call predecessors, (25), 5 states have call successors, (25) [2023-03-30 22:41:24,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 767 transitions. [2023-03-30 22:41:24,024 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 767 transitions. Word has length 142 [2023-03-30 22:41:24,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:41:24,024 INFO L495 AbstractCegarLoop]: Abstraction has 560 states and 767 transitions. [2023-03-30 22:41:24,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 22.666666666666668) internal successors, (136), 4 states have internal predecessors, (136), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-03-30 22:41:24,025 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 767 transitions. [2023-03-30 22:41:24,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-03-30 22:41:24,029 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:41:24,029 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-03-30 22:41:24,030 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-03-30 22:41:24,030 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:41:24,030 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:41:24,030 INFO L85 PathProgramCache]: Analyzing trace with hash -857082452, now seen corresponding path program 1 times [2023-03-30 22:41:24,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:41:24,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330345444] [2023-03-30 22:41:24,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:41:24,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:41:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:24,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:41:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:24,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 22:41:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:24,330 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 22:41:24,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:41:24,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330345444] [2023-03-30 22:41:24,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330345444] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:41:24,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:41:24,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-03-30 22:41:24,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875425718] [2023-03-30 22:41:24,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:41:24,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-03-30 22:41:24,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:41:24,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-03-30 22:41:24,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-03-30 22:41:24,333 INFO L87 Difference]: Start difference. First operand 560 states and 767 transitions. Second operand has 8 states, 7 states have (on average 20.0) internal successors, (140), 5 states have internal predecessors, (140), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-03-30 22:41:25,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:41:25,226 INFO L93 Difference]: Finished difference Result 1557 states and 2209 transitions. [2023-03-30 22:41:25,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-03-30 22:41:25,228 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 20.0) internal successors, (140), 5 states have internal predecessors, (140), 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 146 [2023-03-30 22:41:25,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:41:25,233 INFO L225 Difference]: With dead ends: 1557 [2023-03-30 22:41:25,234 INFO L226 Difference]: Without dead ends: 1003 [2023-03-30 22:41:25,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2023-03-30 22:41:25,236 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 741 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 824 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 741 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-03-30 22:41:25,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [741 Valid, 45 Invalid, 947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 824 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-03-30 22:41:25,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1003 states. [2023-03-30 22:41:25,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1003 to 985. [2023-03-30 22:41:25,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 985 states, 951 states have (on average 1.3301787592008412) internal successors, (1265), 967 states have internal predecessors, (1265), 9 states have call successors, (9), 9 states have call predecessors, (9), 24 states have return successors, (79), 8 states have call predecessors, (79), 8 states have call successors, (79) [2023-03-30 22:41:25,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 985 states and 1353 transitions. [2023-03-30 22:41:25,317 INFO L78 Accepts]: Start accepts. Automaton has 985 states and 1353 transitions. Word has length 146 [2023-03-30 22:41:25,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:41:25,318 INFO L495 AbstractCegarLoop]: Abstraction has 985 states and 1353 transitions. [2023-03-30 22:41:25,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 20.0) internal successors, (140), 5 states have internal predecessors, (140), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-03-30 22:41:25,319 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1353 transitions. [2023-03-30 22:41:25,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-03-30 22:41:25,325 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:41:25,325 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-03-30 22:41:25,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-03-30 22:41:25,325 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:41:25,326 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:41:25,326 INFO L85 PathProgramCache]: Analyzing trace with hash 191914872, now seen corresponding path program 1 times [2023-03-30 22:41:25,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:41:25,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375542858] [2023-03-30 22:41:25,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:41:25,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:41:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:25,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:41:25,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:25,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 22:41:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:25,889 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 22:41:25,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:41:25,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375542858] [2023-03-30 22:41:25,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375542858] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:41:25,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:41:25,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-03-30 22:41:25,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58365111] [2023-03-30 22:41:25,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:41:25,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-03-30 22:41:25,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:41:25,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-03-30 22:41:25,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-03-30 22:41:25,892 INFO L87 Difference]: Start difference. First operand 985 states and 1353 transitions. Second operand has 7 states, 6 states have (on average 24.333333333333332) internal successors, (146), 4 states have internal predecessors, (146), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-03-30 22:41:26,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:41:26,744 INFO L93 Difference]: Finished difference Result 2431 states and 3398 transitions. [2023-03-30 22:41:26,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-03-30 22:41:26,745 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 24.333333333333332) internal successors, (146), 4 states have internal predecessors, (146), 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 152 [2023-03-30 22:41:26,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:41:26,753 INFO L225 Difference]: With dead ends: 2431 [2023-03-30 22:41:26,753 INFO L226 Difference]: Without dead ends: 1452 [2023-03-30 22:41:26,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-03-30 22:41:26,765 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 696 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 681 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 696 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 681 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-03-30 22:41:26,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [696 Valid, 57 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 681 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-03-30 22:41:26,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1452 states. [2023-03-30 22:41:26,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1452 to 1428. [2023-03-30 22:41:26,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1428 states, 1369 states have (on average 1.2644265887509132) internal successors, (1731), 1404 states have internal predecessors, (1731), 12 states have call successors, (12), 12 states have call predecessors, (12), 46 states have return successors, (160), 11 states have call predecessors, (160), 11 states have call successors, (160) [2023-03-30 22:41:26,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 1903 transitions. [2023-03-30 22:41:26,831 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 1903 transitions. Word has length 152 [2023-03-30 22:41:26,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:41:26,831 INFO L495 AbstractCegarLoop]: Abstraction has 1428 states and 1903 transitions. [2023-03-30 22:41:26,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 24.333333333333332) internal successors, (146), 4 states have internal predecessors, (146), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-03-30 22:41:26,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1903 transitions. [2023-03-30 22:41:26,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-03-30 22:41:26,836 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:41:26,836 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:41:26,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-03-30 22:41:26,837 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:41:26,837 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:41:26,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1442685452, now seen corresponding path program 1 times [2023-03-30 22:41:26,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:41:26,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429989861] [2023-03-30 22:41:26,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:41:26,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:41:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:27,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:41:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:27,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 22:41:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:27,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-03-30 22:41:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:27,302 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-03-30 22:41:27,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:41:27,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429989861] [2023-03-30 22:41:27,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429989861] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 22:41:27,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1177310313] [2023-03-30 22:41:27,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:41:27,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:41:27,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:41:27,307 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 22:41:27,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-03-30 22:41:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:27,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 22:41:27,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 22:41:27,745 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-03-30 22:41:27,745 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 22:41:27,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1177310313] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:41:27,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-03-30 22:41:27,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-03-30 22:41:27,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554745589] [2023-03-30 22:41:27,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:41:27,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 22:41:27,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:41:27,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 22:41:27,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-03-30 22:41:27,748 INFO L87 Difference]: Start difference. First operand 1428 states and 1903 transitions. Second operand has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-03-30 22:41:28,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:41:28,085 INFO L93 Difference]: Finished difference Result 2131 states and 2823 transitions. [2023-03-30 22:41:28,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 22:41:28,085 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 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 157 [2023-03-30 22:41:28,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:41:28,097 INFO L225 Difference]: With dead ends: 2131 [2023-03-30 22:41:28,097 INFO L226 Difference]: Without dead ends: 2129 [2023-03-30 22:41:28,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-03-30 22:41:28,101 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 33 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-03-30 22:41:28,102 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 44 Invalid, 372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-03-30 22:41:28,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2129 states. [2023-03-30 22:41:28,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2129 to 2129. [2023-03-30 22:41:28,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2129 states, 2047 states have (on average 1.2530532486565706) internal successors, (2565), 2095 states have internal predecessors, (2565), 17 states have call successors, (17), 17 states have call predecessors, (17), 64 states have return successors, (239), 16 states have call predecessors, (239), 16 states have call successors, (239) [2023-03-30 22:41:28,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 2129 states and 2821 transitions. [2023-03-30 22:41:28,183 INFO L78 Accepts]: Start accepts. Automaton has 2129 states and 2821 transitions. Word has length 157 [2023-03-30 22:41:28,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:41:28,184 INFO L495 AbstractCegarLoop]: Abstraction has 2129 states and 2821 transitions. [2023-03-30 22:41:28,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-03-30 22:41:28,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 2821 transitions. [2023-03-30 22:41:28,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-03-30 22:41:28,190 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:41:28,191 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2023-03-30 22:41:28,198 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-03-30 22:41:28,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:41:28,397 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:41:28,398 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:41:28,398 INFO L85 PathProgramCache]: Analyzing trace with hash -178403218, now seen corresponding path program 1 times [2023-03-30 22:41:28,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:41:28,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159634312] [2023-03-30 22:41:28,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:41:28,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:41:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:28,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:41:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:28,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 22:41:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:28,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-03-30 22:41:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:28,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-03-30 22:41:28,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:28,839 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-03-30 22:41:28,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:41:28,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159634312] [2023-03-30 22:41:28,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159634312] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 22:41:28,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093869856] [2023-03-30 22:41:28,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:41:28,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:41:28,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:41:28,841 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 22:41:28,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-03-30 22:41:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:41:28,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 22:41:28,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 22:41:29,025 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-03-30 22:41:29,025 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-30 22:41:29,111 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 39 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-03-30 22:41:29,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2093869856] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-30 22:41:29,112 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-30 22:41:29,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5, 5] total 15 [2023-03-30 22:41:29,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848278293] [2023-03-30 22:41:29,112 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-30 22:41:29,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-03-30 22:41:29,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:41:29,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-03-30 22:41:29,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2023-03-30 22:41:29,114 INFO L87 Difference]: Start difference. First operand 2129 states and 2821 transitions. Second operand has 15 states, 15 states have (on average 11.733333333333333) internal successors, (176), 13 states have internal predecessors, (176), 6 states have call successors, (12), 7 states have call predecessors, (12), 8 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) [2023-03-30 22:41:31,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:41:31,225 INFO L93 Difference]: Finished difference Result 5503 states and 7362 transitions. [2023-03-30 22:41:31,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-03-30 22:41:31,226 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 11.733333333333333) internal successors, (176), 13 states have internal predecessors, (176), 6 states have call successors, (12), 7 states have call predecessors, (12), 8 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) Word has length 171 [2023-03-30 22:41:31,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:41:31,226 INFO L225 Difference]: With dead ends: 5503 [2023-03-30 22:41:31,226 INFO L226 Difference]: Without dead ends: 0 [2023-03-30 22:41:31,234 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 352 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=150, Invalid=450, Unknown=0, NotChecked=0, Total=600 [2023-03-30 22:41:31,235 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 2067 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 2384 mSolverCounterSat, 343 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2067 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 2727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 343 IncrementalHoareTripleChecker+Valid, 2384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-03-30 22:41:31,235 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2067 Valid, 89 Invalid, 2727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [343 Valid, 2384 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-03-30 22:41:31,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-03-30 22:41:31,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-03-30 22:41:31,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-03-30 22:41:31,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-03-30 22:41:31,237 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 171 [2023-03-30 22:41:31,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:41:31,237 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-03-30 22:41:31,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 11.733333333333333) internal successors, (176), 13 states have internal predecessors, (176), 6 states have call successors, (12), 7 states have call predecessors, (12), 8 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) [2023-03-30 22:41:31,237 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-03-30 22:41:31,237 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-03-30 22:41:31,240 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-03-30 22:41:31,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-03-30 22:41:31,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-03-30 22:41:31,447 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-03-30 22:41:33,937 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-03-30 22:41:33,937 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-03-30 22:41:33,938 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-03-30 22:41:33,938 INFO L895 garLoopResultBuilder]: At program point L601(line 601) the Hoare annotation is: (let ((.cse0 (= ~a21~0 1)) (.cse1 (= 15 |old(~a8~0)|))) (or (and (= ~a7~0 |old(~a7~0)|) .cse0 (= ~a16~0 |old(~a16~0)|) (= ~a17~0 1) (= ~a20~0 1) (= ~a8~0 |old(~a8~0)|)) (and .cse0 .cse1 (<= ~a16~0 5)) (and (<= ~a7~0 0) .cse0 .cse1 (<= 15 ~a8~0)) (< 0 |old(~a7~0)|) (not (= |old(~a21~0)| 1)) (and (<= ~a8~0 13) .cse1) (< |old(~a8~0)| 15) (and .cse0 .cse1 (= ~a8~0 15)) (not (= |old(~a17~0)| 1)) (< 5 |old(~a16~0)|) (not (= |old(~a20~0)| 1)))) [2023-03-30 22:41:33,938 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 587 604) no Hoare annotation was computed. [2023-03-30 22:41:33,938 INFO L899 garLoopResultBuilder]: For program point L601-1(line 601) no Hoare annotation was computed. [2023-03-30 22:41:33,938 INFO L899 garLoopResultBuilder]: For program point L598(line 598) no Hoare annotation was computed. [2023-03-30 22:41:33,939 INFO L895 garLoopResultBuilder]: At program point L593-2(lines 593 603) the Hoare annotation is: (let ((.cse0 (= ~a21~0 1)) (.cse1 (= 15 |old(~a8~0)|))) (or (and (= ~a7~0 |old(~a7~0)|) .cse0 (= ~a16~0 |old(~a16~0)|) (= ~a17~0 1) (= ~a20~0 1) (= ~a8~0 |old(~a8~0)|)) (and .cse0 .cse1 (<= ~a16~0 5)) (and (<= ~a7~0 0) .cse0 .cse1 (<= 15 ~a8~0)) (< 0 |old(~a7~0)|) (not (= |old(~a21~0)| 1)) (and (<= ~a8~0 13) .cse1) (< |old(~a8~0)| 15) (and .cse0 .cse1 (= ~a8~0 15)) (not (= |old(~a17~0)| 1)) (< 5 |old(~a16~0)|) (not (= |old(~a20~0)| 1)))) [2023-03-30 22:41:33,939 INFO L899 garLoopResultBuilder]: For program point L593-3(lines 587 604) no Hoare annotation was computed. [2023-03-30 22:41:33,939 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 587 604) the Hoare annotation is: (or (and (= ~a7~0 |old(~a7~0)|) (= ~a21~0 1) (= ~a16~0 |old(~a16~0)|) (= ~a17~0 1) (= ~a20~0 1) (= ~a8~0 |old(~a8~0)|)) (< 0 |old(~a7~0)|) (not (= |old(~a21~0)| 1)) (< |old(~a8~0)| 15) (not (= |old(~a17~0)| 1)) (< 5 |old(~a16~0)|) (not (= |old(~a20~0)| 1))) [2023-03-30 22:41:33,939 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-03-30 22:41:33,939 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~b~0 |old(~b~0)|) (= ~c~0 |old(~c~0)|) (= ~w~0 |old(~w~0)|) (= ~a21~0 |old(~a21~0)|) (= ~v~0 |old(~v~0)|) (= ~a7~0 |old(~a7~0)|) (= ~z~0 |old(~z~0)|) (= ~a17~0 |old(~a17~0)|) (= ~e~0 |old(~e~0)|) (= ~u~0 |old(~u~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a16~0 |old(~a16~0)|) (= ~x~0 |old(~x~0)|) (= ~a8~0 |old(~a8~0)|) (= ~d~0 |old(~d~0)|) (= ~a20~0 |old(~a20~0)|) (= ~y~0 |old(~y~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-03-30 22:41:33,939 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-03-30 22:41:33,940 INFO L899 garLoopResultBuilder]: For program point L564(line 564) no Hoare annotation was computed. [2023-03-30 22:41:33,940 INFO L899 garLoopResultBuilder]: For program point L531(line 531) no Hoare annotation was computed. [2023-03-30 22:41:33,940 INFO L899 garLoopResultBuilder]: For program point L498(line 498) no Hoare annotation was computed. [2023-03-30 22:41:33,940 INFO L899 garLoopResultBuilder]: For program point L465(line 465) no Hoare annotation was computed. [2023-03-30 22:41:33,940 INFO L899 garLoopResultBuilder]: For program point L432(line 432) no Hoare annotation was computed. [2023-03-30 22:41:33,940 INFO L899 garLoopResultBuilder]: For program point L102(lines 102 400) no Hoare annotation was computed. [2023-03-30 22:41:33,940 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 400) no Hoare annotation was computed. [2023-03-30 22:41:33,940 INFO L899 garLoopResultBuilder]: For program point L566-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,940 INFO L899 garLoopResultBuilder]: For program point L533-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,940 INFO L899 garLoopResultBuilder]: For program point L500-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,940 INFO L899 garLoopResultBuilder]: For program point L467-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,941 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 403) no Hoare annotation was computed. [2023-03-30 22:41:33,941 INFO L899 garLoopResultBuilder]: For program point L434-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,941 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,941 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 400) no Hoare annotation was computed. [2023-03-30 22:41:33,941 INFO L899 garLoopResultBuilder]: For program point L170(lines 170 400) no Hoare annotation was computed. [2023-03-30 22:41:33,941 INFO L899 garLoopResultBuilder]: For program point L567(line 567) no Hoare annotation was computed. [2023-03-30 22:41:33,941 INFO L899 garLoopResultBuilder]: For program point L534(line 534) no Hoare annotation was computed. [2023-03-30 22:41:33,941 INFO L899 garLoopResultBuilder]: For program point L501(line 501) no Hoare annotation was computed. [2023-03-30 22:41:33,941 INFO L899 garLoopResultBuilder]: For program point L468(line 468) no Hoare annotation was computed. [2023-03-30 22:41:33,941 INFO L899 garLoopResultBuilder]: For program point L435(line 435) no Hoare annotation was computed. [2023-03-30 22:41:33,942 INFO L899 garLoopResultBuilder]: For program point L402(line 402) no Hoare annotation was computed. [2023-03-30 22:41:33,942 INFO L899 garLoopResultBuilder]: For program point L204(lines 204 400) no Hoare annotation was computed. [2023-03-30 22:41:33,942 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 400) no Hoare annotation was computed. [2023-03-30 22:41:33,942 INFO L899 garLoopResultBuilder]: For program point L271(lines 271 400) no Hoare annotation was computed. [2023-03-30 22:41:33,942 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 400) no Hoare annotation was computed. [2023-03-30 22:41:33,942 INFO L899 garLoopResultBuilder]: For program point L569-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,942 INFO L899 garLoopResultBuilder]: For program point L536-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,942 INFO L899 garLoopResultBuilder]: For program point L503-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,942 INFO L899 garLoopResultBuilder]: For program point L470-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,942 INFO L899 garLoopResultBuilder]: For program point L437-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,942 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 400) no Hoare annotation was computed. [2023-03-30 22:41:33,943 INFO L899 garLoopResultBuilder]: For program point L404-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,943 INFO L899 garLoopResultBuilder]: For program point L107(lines 107 400) no Hoare annotation was computed. [2023-03-30 22:41:33,943 INFO L899 garLoopResultBuilder]: For program point L41(lines 41 400) no Hoare annotation was computed. [2023-03-30 22:41:33,943 INFO L899 garLoopResultBuilder]: For program point L570(line 570) no Hoare annotation was computed. [2023-03-30 22:41:33,943 INFO L899 garLoopResultBuilder]: For program point L537(line 537) no Hoare annotation was computed. [2023-03-30 22:41:33,943 INFO L899 garLoopResultBuilder]: For program point L504(line 504) no Hoare annotation was computed. [2023-03-30 22:41:33,943 INFO L899 garLoopResultBuilder]: For program point L471(line 471) no Hoare annotation was computed. [2023-03-30 22:41:33,943 INFO L899 garLoopResultBuilder]: For program point L438(line 438) no Hoare annotation was computed. [2023-03-30 22:41:33,943 INFO L899 garLoopResultBuilder]: For program point L405(line 405) no Hoare annotation was computed. [2023-03-30 22:41:33,943 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 400) no Hoare annotation was computed. [2023-03-30 22:41:33,943 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 567) no Hoare annotation was computed. [2023-03-30 22:41:33,944 INFO L899 garLoopResultBuilder]: For program point L207(lines 207 400) no Hoare annotation was computed. [2023-03-30 22:41:33,944 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 400) no Hoare annotation was computed. [2023-03-30 22:41:33,944 INFO L899 garLoopResultBuilder]: For program point L373(lines 373 400) no Hoare annotation was computed. [2023-03-30 22:41:33,944 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 400) no Hoare annotation was computed. [2023-03-30 22:41:33,944 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 400) no Hoare annotation was computed. [2023-03-30 22:41:33,944 INFO L899 garLoopResultBuilder]: For program point L572-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,944 INFO L899 garLoopResultBuilder]: For program point L539-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,944 INFO L899 garLoopResultBuilder]: For program point L506-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,944 INFO L899 garLoopResultBuilder]: For program point L473-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,944 INFO L899 garLoopResultBuilder]: For program point L440-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,945 INFO L899 garLoopResultBuilder]: For program point L407-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,945 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 400) no Hoare annotation was computed. [2023-03-30 22:41:33,945 INFO L899 garLoopResultBuilder]: For program point L573(line 573) no Hoare annotation was computed. [2023-03-30 22:41:33,945 INFO L899 garLoopResultBuilder]: For program point L540(line 540) no Hoare annotation was computed. [2023-03-30 22:41:33,945 INFO L899 garLoopResultBuilder]: For program point L507(line 507) no Hoare annotation was computed. [2023-03-30 22:41:33,945 INFO L899 garLoopResultBuilder]: For program point L474(line 474) no Hoare annotation was computed. [2023-03-30 22:41:33,945 INFO L899 garLoopResultBuilder]: For program point L441(line 441) no Hoare annotation was computed. [2023-03-30 22:41:33,945 INFO L899 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed. [2023-03-30 22:41:33,945 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 400) no Hoare annotation was computed. [2023-03-30 22:41:33,945 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 400) no Hoare annotation was computed. [2023-03-30 22:41:33,945 INFO L899 garLoopResultBuilder]: For program point L45(lines 45 400) no Hoare annotation was computed. [2023-03-30 22:41:33,945 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 400) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 400) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L575-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L542-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L509-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L476-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L443-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L410-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 400) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 400) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L576(line 576) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L543(line 543) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L510(line 510) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L477(line 477) no Hoare annotation was computed. [2023-03-30 22:41:33,946 INFO L899 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2023-03-30 22:41:33,947 INFO L899 garLoopResultBuilder]: For program point L411(line 411) no Hoare annotation was computed. [2023-03-30 22:41:33,947 INFO L899 garLoopResultBuilder]: For program point L213(lines 213 400) no Hoare annotation was computed. [2023-03-30 22:41:33,947 INFO L899 garLoopResultBuilder]: For program point L82(lines 82 400) no Hoare annotation was computed. [2023-03-30 22:41:33,947 INFO L899 garLoopResultBuilder]: For program point L578-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,947 INFO L899 garLoopResultBuilder]: For program point L545-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,947 INFO L899 garLoopResultBuilder]: For program point L512-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,947 INFO L899 garLoopResultBuilder]: For program point L479-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,947 INFO L899 garLoopResultBuilder]: For program point L446-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,947 INFO L899 garLoopResultBuilder]: For program point L413-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,947 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 400) no Hoare annotation was computed. [2023-03-30 22:41:33,947 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 400) no Hoare annotation was computed. [2023-03-30 22:41:33,947 INFO L899 garLoopResultBuilder]: For program point L579(line 579) no Hoare annotation was computed. [2023-03-30 22:41:33,947 INFO L899 garLoopResultBuilder]: For program point L546(line 546) no Hoare annotation was computed. [2023-03-30 22:41:33,948 INFO L899 garLoopResultBuilder]: For program point L513(line 513) no Hoare annotation was computed. [2023-03-30 22:41:33,948 INFO L899 garLoopResultBuilder]: For program point L480(line 480) no Hoare annotation was computed. [2023-03-30 22:41:33,948 INFO L899 garLoopResultBuilder]: For program point L447(line 447) no Hoare annotation was computed. [2023-03-30 22:41:33,948 INFO L899 garLoopResultBuilder]: For program point L414(line 414) no Hoare annotation was computed. [2023-03-30 22:41:33,948 INFO L899 garLoopResultBuilder]: For program point L183(lines 183 400) no Hoare annotation was computed. [2023-03-30 22:41:33,948 INFO L899 garLoopResultBuilder]: For program point L150(lines 150 400) no Hoare annotation was computed. [2023-03-30 22:41:33,948 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,948 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,948 INFO L899 garLoopResultBuilder]: For program point L382(lines 382 400) no Hoare annotation was computed. [2023-03-30 22:41:33,948 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 400) no Hoare annotation was computed. [2023-03-30 22:41:33,948 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 400) no Hoare annotation was computed. [2023-03-30 22:41:33,948 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 400) no Hoare annotation was computed. [2023-03-30 22:41:33,948 INFO L899 garLoopResultBuilder]: For program point L581-1(lines 581 583) no Hoare annotation was computed. [2023-03-30 22:41:33,949 INFO L899 garLoopResultBuilder]: For program point L548-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,949 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,949 INFO L899 garLoopResultBuilder]: For program point L482-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,949 INFO L899 garLoopResultBuilder]: For program point L449-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,949 INFO L899 garLoopResultBuilder]: For program point L416-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,949 INFO L899 garLoopResultBuilder]: For program point L218(lines 218 400) no Hoare annotation was computed. [2023-03-30 22:41:33,949 INFO L899 garLoopResultBuilder]: For program point L53(lines 53 400) no Hoare annotation was computed. [2023-03-30 22:41:33,949 INFO L899 garLoopResultBuilder]: For program point L582(line 582) no Hoare annotation was computed. [2023-03-30 22:41:33,949 INFO L899 garLoopResultBuilder]: For program point L549(line 549) no Hoare annotation was computed. [2023-03-30 22:41:33,949 INFO L899 garLoopResultBuilder]: For program point L516(line 516) no Hoare annotation was computed. [2023-03-30 22:41:33,949 INFO L899 garLoopResultBuilder]: For program point L483(line 483) no Hoare annotation was computed. [2023-03-30 22:41:33,949 INFO L899 garLoopResultBuilder]: For program point L450(line 450) no Hoare annotation was computed. [2023-03-30 22:41:33,949 INFO L899 garLoopResultBuilder]: For program point L417(line 417) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 400) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L551-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L518-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L485-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L452-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L419-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L188(lines 188 400) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L552(line 552) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L519(line 519) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L486(line 486) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L453(line 453) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L420(line 420) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 400) no Hoare annotation was computed. [2023-03-30 22:41:33,950 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 400) no Hoare annotation was computed. [2023-03-30 22:41:33,951 INFO L899 garLoopResultBuilder]: For program point L255(lines 255 400) no Hoare annotation was computed. [2023-03-30 22:41:33,951 INFO L899 garLoopResultBuilder]: For program point L90(lines 90 400) no Hoare annotation was computed. [2023-03-30 22:41:33,951 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 400) no Hoare annotation was computed. [2023-03-30 22:41:33,951 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 400) no Hoare annotation was computed. [2023-03-30 22:41:33,951 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 400) no Hoare annotation was computed. [2023-03-30 22:41:33,951 INFO L899 garLoopResultBuilder]: For program point L554-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,951 INFO L899 garLoopResultBuilder]: For program point L521-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,951 INFO L899 garLoopResultBuilder]: For program point L488-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,951 INFO L899 garLoopResultBuilder]: For program point L455-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,951 INFO L899 garLoopResultBuilder]: For program point L422-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,951 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 400) no Hoare annotation was computed. [2023-03-30 22:41:33,951 INFO L899 garLoopResultBuilder]: For program point L158(lines 158 400) no Hoare annotation was computed. [2023-03-30 22:41:33,952 INFO L899 garLoopResultBuilder]: For program point L59(lines 59 400) no Hoare annotation was computed. [2023-03-30 22:41:33,952 INFO L899 garLoopResultBuilder]: For program point L555(line 555) no Hoare annotation was computed. [2023-03-30 22:41:33,952 INFO L899 garLoopResultBuilder]: For program point L522(line 522) no Hoare annotation was computed. [2023-03-30 22:41:33,952 INFO L899 garLoopResultBuilder]: For program point L489(line 489) no Hoare annotation was computed. [2023-03-30 22:41:33,952 INFO L899 garLoopResultBuilder]: For program point L456(line 456) no Hoare annotation was computed. [2023-03-30 22:41:33,952 INFO L899 garLoopResultBuilder]: For program point L423(line 423) no Hoare annotation was computed. [2023-03-30 22:41:33,952 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 400) no Hoare annotation was computed. [2023-03-30 22:41:33,952 INFO L899 garLoopResultBuilder]: For program point L557-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,952 INFO L899 garLoopResultBuilder]: For program point L524-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,952 INFO L899 garLoopResultBuilder]: For program point L491-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,952 INFO L899 garLoopResultBuilder]: For program point L458-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,952 INFO L899 garLoopResultBuilder]: For program point L392(lines 392 400) no Hoare annotation was computed. [2023-03-30 22:41:33,953 INFO L899 garLoopResultBuilder]: For program point L425-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,953 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 400) no Hoare annotation was computed. [2023-03-30 22:41:33,953 INFO L899 garLoopResultBuilder]: For program point L260(lines 260 400) no Hoare annotation was computed. [2023-03-30 22:41:33,953 INFO L899 garLoopResultBuilder]: For program point L558(line 558) no Hoare annotation was computed. [2023-03-30 22:41:33,953 INFO L899 garLoopResultBuilder]: For program point L525(line 525) no Hoare annotation was computed. [2023-03-30 22:41:33,953 INFO L899 garLoopResultBuilder]: For program point L492(line 492) no Hoare annotation was computed. [2023-03-30 22:41:33,953 INFO L899 garLoopResultBuilder]: For program point L459(line 459) no Hoare annotation was computed. [2023-03-30 22:41:33,953 INFO L899 garLoopResultBuilder]: For program point L426(line 426) no Hoare annotation was computed. [2023-03-30 22:41:33,953 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 40 585) the Hoare annotation is: (let ((.cse2 (= ~a7~0 |old(~a7~0)|)) (.cse3 (= ~a17~0 |old(~a17~0)|)) (.cse7 (= ~a21~0 1)) (.cse4 (= ~a16~0 |old(~a16~0)|)) (.cse5 (= ~a8~0 |old(~a8~0)|)) (.cse6 (= ~a20~0 |old(~a20~0)|))) (let ((.cse0 (and .cse2 .cse3 .cse7 .cse4 .cse5 .cse6)) (.cse1 (not (= |old(~a21~0)| 1)))) (and (or .cse0 .cse1 (< 5 |old(~a16~0)|)) (or (< 13 |old(~a8~0)|) (and (= ~a21~0 |old(~a21~0)|) .cse2 .cse3 .cse4 .cse5 .cse6)) (or (not (= 15 |old(~a8~0)|)) (and .cse2 .cse3 .cse7 .cse4 (= ~a8~0 15) .cse6) .cse1) (or (< 0 |old(~a7~0)|) .cse0 .cse1 (< |old(~a8~0)| 15))))) [2023-03-30 22:41:33,953 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 400) no Hoare annotation was computed. [2023-03-30 22:41:33,953 INFO L899 garLoopResultBuilder]: For program point L162(lines 162 400) no Hoare annotation was computed. [2023-03-30 22:41:33,953 INFO L899 garLoopResultBuilder]: For program point L129(lines 129 400) no Hoare annotation was computed. [2023-03-30 22:41:33,954 INFO L899 garLoopResultBuilder]: For program point L328(lines 328 400) no Hoare annotation was computed. [2023-03-30 22:41:33,954 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 400) no Hoare annotation was computed. [2023-03-30 22:41:33,954 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 400) no Hoare annotation was computed. [2023-03-30 22:41:33,954 INFO L899 garLoopResultBuilder]: For program point L560-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,955 INFO L899 garLoopResultBuilder]: For program point L527-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,955 INFO L899 garLoopResultBuilder]: For program point L494-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,955 INFO L899 garLoopResultBuilder]: For program point L461-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,955 INFO L899 garLoopResultBuilder]: For program point L428-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,955 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 400) no Hoare annotation was computed. [2023-03-30 22:41:33,955 INFO L899 garLoopResultBuilder]: For program point L561(line 561) no Hoare annotation was computed. [2023-03-30 22:41:33,955 INFO L899 garLoopResultBuilder]: For program point L528(line 528) no Hoare annotation was computed. [2023-03-30 22:41:33,955 INFO L899 garLoopResultBuilder]: For program point L495(line 495) no Hoare annotation was computed. [2023-03-30 22:41:33,955 INFO L899 garLoopResultBuilder]: For program point L462(line 462) no Hoare annotation was computed. [2023-03-30 22:41:33,955 INFO L899 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2023-03-30 22:41:33,955 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 400) no Hoare annotation was computed. [2023-03-30 22:41:33,955 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 400) no Hoare annotation was computed. [2023-03-30 22:41:33,955 INFO L899 garLoopResultBuilder]: For program point L563-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,956 INFO L899 garLoopResultBuilder]: For program point L530-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,956 INFO L899 garLoopResultBuilder]: For program point L497-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,956 INFO L899 garLoopResultBuilder]: For program point L464-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,956 INFO L899 garLoopResultBuilder]: For program point L431-1(lines 40 585) no Hoare annotation was computed. [2023-03-30 22:41:33,956 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 400) no Hoare annotation was computed. [2023-03-30 22:41:33,956 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 400) no Hoare annotation was computed. [2023-03-30 22:41:33,956 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 400) no Hoare annotation was computed. [2023-03-30 22:41:33,956 INFO L899 garLoopResultBuilder]: For program point L134(lines 134 400) no Hoare annotation was computed. [2023-03-30 22:41:33,956 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-03-30 22:41:33,956 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a7~0 0) (= ~a21~0 1) (= ~a17~0 1) (<= ~a16~0 5) (= ~a20~0 1) (<= 15 ~a8~0)) [2023-03-30 22:41:33,956 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-03-30 22:41:33,957 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-03-30 22:41:33,959 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-03-30 22:41:33,961 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-03-30 22:41:33,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.03 10:41:33 BoogieIcfgContainer [2023-03-30 22:41:33,975 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-03-30 22:41:33,975 INFO L158 Benchmark]: Toolchain (without parser) took 15090.26ms. Allocated memory was 261.1MB in the beginning and 563.1MB in the end (delta: 302.0MB). Free memory was 214.1MB in the beginning and 432.0MB in the end (delta: -217.9MB). Peak memory consumption was 336.3MB. Max. memory is 8.0GB. [2023-03-30 22:41:33,975 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 175.1MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-30 22:41:33,976 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.15ms. Allocated memory is still 261.1MB. Free memory was 213.8MB in the beginning and 186.2MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2023-03-30 22:41:33,976 INFO L158 Benchmark]: Boogie Preprocessor took 87.92ms. Allocated memory is still 261.1MB. Free memory was 186.2MB in the beginning and 181.2MB in the end (delta: 4.9MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-03-30 22:41:33,976 INFO L158 Benchmark]: RCFGBuilder took 1023.58ms. Allocated memory is still 261.1MB. Free memory was 181.2MB in the beginning and 167.7MB in the end (delta: 13.6MB). Peak memory consumption was 22.3MB. Max. memory is 8.0GB. [2023-03-30 22:41:33,976 INFO L158 Benchmark]: TraceAbstraction took 13520.09ms. Allocated memory was 261.1MB in the beginning and 563.1MB in the end (delta: 302.0MB). Free memory was 167.1MB in the beginning and 432.0MB in the end (delta: -264.8MB). Peak memory consumption was 287.8MB. Max. memory is 8.0GB. [2023-03-30 22:41:33,977 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 175.1MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 452.15ms. Allocated memory is still 261.1MB. Free memory was 213.8MB in the beginning and 186.2MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 87.92ms. Allocated memory is still 261.1MB. Free memory was 186.2MB in the beginning and 181.2MB in the end (delta: 4.9MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1023.58ms. Allocated memory is still 261.1MB. Free memory was 181.2MB in the beginning and 167.7MB in the end (delta: 13.6MB). Peak memory consumption was 22.3MB. Max. memory is 8.0GB. * TraceAbstraction took 13520.09ms. Allocated memory was 261.1MB in the beginning and 563.1MB in the end (delta: 302.0MB). Free memory was 167.1MB in the beginning and 432.0MB in the end (delta: -264.8MB). Peak memory consumption was 287.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 567]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.5s, OverallIterations: 6, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4509 SdHoareTripleChecker+Valid, 5.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4509 mSDsluCounter, 296 SdHoareTripleChecker+Invalid, 4.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 193 mSDsCounter, 843 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5463 IncrementalHoareTripleChecker+Invalid, 6306 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 843 mSolverCounterUnsat, 103 mSDtfsCounter, 5463 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 586 GetRequests, 524 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2129occurred in iteration=5, InterpolantAutomatonStates: 49, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 66 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 59 PreInvPairs, 107 NumberOfFragments, 396 HoareAnnotationTreeSize, 59 FomulaSimplifications, 28988 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3007 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 1229 NumberOfCodeBlocks, 1229 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1391 ConstructedInterpolants, 0 QuantifiedInterpolants, 2823 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1001 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 230/254 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: 593]: Loop Invariant Derived loop invariant: ((((((((((((((a7 == \old(a7) && a21 == 1) && a16 == \old(a16)) && a17 == 1) && a20 == 1) && a8 == \old(a8)) || ((a21 == 1 && 15 == \old(a8)) && a16 <= 5)) || (((a7 <= 0 && a21 == 1) && 15 == \old(a8)) && 15 <= a8)) || 0 < \old(a7)) || !(\old(a21) == 1)) || (a8 <= 13 && 15 == \old(a8))) || \old(a8) < 15) || ((a21 == 1 && 15 == \old(a8)) && a8 == 15)) || !(\old(a17) == 1)) || 5 < \old(a16)) || !(\old(a20) == 1) RESULT: Ultimate proved your program to be correct! [2023-03-30 22:41:33,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...