/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/Problem03_label48.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 20:31:37,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 20:31:37,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 20:31:37,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 20:31:37,503 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-01 20:31:37,526 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 20:31:37,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 20:31:37,527 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 20:31:37,527 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 20:31:37,528 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 20:31:37,528 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 20:31:37,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 20:31:37,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 20:31:37,528 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 20:31:37,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 20:31:37,529 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 20:31:37,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 20:31:37,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 20:31:37,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 20:31:37,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 20:31:37,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 20:31:37,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 20:31:37,529 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 20:31:37,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 20:31:37,530 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 20:31:37,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 20:31:37,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 20:31:37,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 20:31:37,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 20:31:37,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 20:31:37,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 20:31:37,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 20:31:37,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 20:31:37,531 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 20:31:37,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 20:31:37,531 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 20:31:37,531 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 20:31:37,531 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 20:31:37,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 20:31:37,531 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 20:31:37,531 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 20:31:37,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 20:31:37,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 20:31:37,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 20:31:37,730 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 20:31:37,730 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 20:31:37,731 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label48.c [2023-04-01 20:31:38,690 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 20:31:39,018 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 20:31:39,018 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label48.c [2023-04-01 20:31:39,030 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cec89575/48cb0edf63354ef58cddd7df504c368b/FLAG05e4447d5 [2023-04-01 20:31:39,330 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cec89575/48cb0edf63354ef58cddd7df504c368b [2023-04-01 20:31:39,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 20:31:39,333 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 20:31:39,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 20:31:39,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 20:31:39,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 20:31:39,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 08:31:39" (1/1) ... [2023-04-01 20:31:39,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7afe2284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:31:39, skipping insertion in model container [2023-04-01 20:31:39,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 08:31:39" (1/1) ... [2023-04-01 20:31:39,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 20:31:39,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 20:31:39,766 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/Problem03_label48.c[58935,58948] [2023-04-01 20:31:39,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 20:31:39,800 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 20:31:39,994 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/Problem03_label48.c[58935,58948] [2023-04-01 20:31:40,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 20:31:40,016 INFO L208 MainTranslator]: Completed translation [2023-04-01 20:31:40,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:31:40 WrapperNode [2023-04-01 20:31:40,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 20:31:40,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 20:31:40,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 20:31:40,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 20:31:40,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:31:40" (1/1) ... [2023-04-01 20:31:40,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:31:40" (1/1) ... [2023-04-01 20:31:40,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:31:40" (1/1) ... [2023-04-01 20:31:40,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:31:40" (1/1) ... [2023-04-01 20:31:40,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:31:40" (1/1) ... [2023-04-01 20:31:40,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:31:40" (1/1) ... [2023-04-01 20:31:40,151 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:31:40" (1/1) ... [2023-04-01 20:31:40,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:31:40" (1/1) ... [2023-04-01 20:31:40,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 20:31:40,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 20:31:40,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 20:31:40,170 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 20:31:40,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:31:40" (1/1) ... [2023-04-01 20:31:40,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 20:31:40,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:31:40,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 20:31:40,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 20:31:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 20:31:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 20:31:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 20:31:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 20:31:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 20:31:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 20:31:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 20:31:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 20:31:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 20:31:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 20:31:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 20:31:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 20:31:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 20:31:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 20:31:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 20:31:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 20:31:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 20:31:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 20:31:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 20:31:40,347 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 20:31:40,348 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 20:31:41,503 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 20:31:41,510 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 20:31:41,510 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 20:31:41,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 08:31:41 BoogieIcfgContainer [2023-04-01 20:31:41,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 20:31:41,513 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 20:31:41,513 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 20:31:41,515 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 20:31:41,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 08:31:39" (1/3) ... [2023-04-01 20:31:41,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@220dde8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 08:31:41, skipping insertion in model container [2023-04-01 20:31:41,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:31:40" (2/3) ... [2023-04-01 20:31:41,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@220dde8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 08:31:41, skipping insertion in model container [2023-04-01 20:31:41,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 08:31:41" (3/3) ... [2023-04-01 20:31:41,517 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label48.c [2023-04-01 20:31:41,527 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 20:31:41,527 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 20:31:41,567 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 20:31:41,571 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;@6803643a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 20:31:41,571 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 20:31:41,575 INFO L276 IsEmpty]: Start isEmpty. Operand has 311 states, 303 states have (on average 1.7227722772277227) internal successors, (522), 304 states have internal predecessors, (522), 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) [2023-04-01 20:31:41,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-04-01 20:31:41,586 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:31:41,587 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:31:41,587 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:31:41,590 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:31:41,590 INFO L85 PathProgramCache]: Analyzing trace with hash -2117565439, now seen corresponding path program 1 times [2023-04-01 20:31:41,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:31:41,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652911507] [2023-04-01 20:31:41,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:31:41,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:31:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:42,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:31:42,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:42,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:31:42,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:31:42,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652911507] [2023-04-01 20:31:42,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652911507] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:31:42,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:31:42,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-01 20:31:42,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128926331] [2023-04-01 20:31:42,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:31:42,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 20:31:42,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:31:42,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 20:31:42,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 20:31:42,602 INFO L87 Difference]: Start difference. First operand has 311 states, 303 states have (on average 1.7227722772277227) internal successors, (522), 304 states have internal predecessors, (522), 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 5 states, 4 states have (on average 46.25) internal successors, (185), 3 states have internal predecessors, (185), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-04-01 20:31:44,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:31:44,823 INFO L93 Difference]: Finished difference Result 1107 states and 1968 transitions. [2023-04-01 20:31:44,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-01 20:31:44,825 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 46.25) internal successors, (185), 3 states have internal predecessors, (185), 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 189 [2023-04-01 20:31:44,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:31:44,836 INFO L225 Difference]: With dead ends: 1107 [2023-04-01 20:31:44,837 INFO L226 Difference]: Without dead ends: 699 [2023-04-01 20:31:44,842 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-04-01 20:31:44,844 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 978 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1295 mSolverCounterSat, 329 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 978 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 1624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 329 IncrementalHoareTripleChecker+Valid, 1295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-04-01 20:31:44,845 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [978 Valid, 70 Invalid, 1624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [329 Valid, 1295 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-04-01 20:31:44,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2023-04-01 20:31:44,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 474. [2023-04-01 20:31:44,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474 states, 464 states have (on average 1.5280172413793103) internal successors, (709), 466 states have internal predecessors, (709), 4 states have call successors, (4), 4 states have call predecessors, (4), 5 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-04-01 20:31:44,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 720 transitions. [2023-04-01 20:31:44,900 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 720 transitions. Word has length 189 [2023-04-01 20:31:44,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:31:44,901 INFO L495 AbstractCegarLoop]: Abstraction has 474 states and 720 transitions. [2023-04-01 20:31:44,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 46.25) internal successors, (185), 3 states have internal predecessors, (185), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-04-01 20:31:44,901 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 720 transitions. [2023-04-01 20:31:44,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-04-01 20:31:44,905 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:31:44,905 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:31:44,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 20:31:44,906 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:31:44,906 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:31:44,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1803630142, now seen corresponding path program 1 times [2023-04-01 20:31:44,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:31:44,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514827903] [2023-04-01 20:31:44,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:31:44,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:31:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:45,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:31:45,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:45,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:31:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:45,525 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:31:45,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:31:45,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514827903] [2023-04-01 20:31:45,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514827903] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:31:45,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:31:45,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 20:31:45,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154401935] [2023-04-01 20:31:45,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:31:45,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 20:31:45,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:31:45,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 20:31:45,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 20:31:45,528 INFO L87 Difference]: Start difference. First operand 474 states and 720 transitions. Second operand has 7 states, 6 states have (on average 32.5) internal successors, (195), 4 states have internal predecessors, (195), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 20:31:47,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:31:47,047 INFO L93 Difference]: Finished difference Result 1422 states and 2199 transitions. [2023-04-01 20:31:47,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-01 20:31:47,048 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 32.5) internal successors, (195), 4 states have internal predecessors, (195), 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 201 [2023-04-01 20:31:47,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:31:47,052 INFO L225 Difference]: With dead ends: 1422 [2023-04-01 20:31:47,052 INFO L226 Difference]: Without dead ends: 954 [2023-04-01 20:31:47,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 20:31:47,054 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 1223 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1223 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 1618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-01 20:31:47,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1223 Valid, 142 Invalid, 1618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-01 20:31:47,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2023-04-01 20:31:47,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 934. [2023-04-01 20:31:47,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 934 states, 914 states have (on average 1.50109409190372) internal successors, (1372), 922 states have internal predecessors, (1372), 6 states have call successors, (6), 6 states have call predecessors, (6), 13 states have return successors, (29), 5 states have call predecessors, (29), 5 states have call successors, (29) [2023-04-01 20:31:47,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 934 states and 1407 transitions. [2023-04-01 20:31:47,089 INFO L78 Accepts]: Start accepts. Automaton has 934 states and 1407 transitions. Word has length 201 [2023-04-01 20:31:47,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:31:47,090 INFO L495 AbstractCegarLoop]: Abstraction has 934 states and 1407 transitions. [2023-04-01 20:31:47,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 32.5) internal successors, (195), 4 states have internal predecessors, (195), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 20:31:47,090 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1407 transitions. [2023-04-01 20:31:47,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-04-01 20:31:47,094 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:31:47,094 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:31:47,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 20:31:47,094 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:31:47,095 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:31:47,095 INFO L85 PathProgramCache]: Analyzing trace with hash 106772589, now seen corresponding path program 1 times [2023-04-01 20:31:47,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:31:47,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104695399] [2023-04-01 20:31:47,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:31:47,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:31:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:48,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:31:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:48,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:31:48,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:48,528 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:31:48,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:31:48,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104695399] [2023-04-01 20:31:48,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104695399] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:31:48,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [13843323] [2023-04-01 20:31:48,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:31:48,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:31:48,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:31:48,550 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 20:31:48,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 20:31:48,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:48,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:31:48,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:31:49,012 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:31:49,012 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:31:49,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [13843323] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:31:49,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:31:49,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2023-04-01 20:31:49,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764049730] [2023-04-01 20:31:49,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:31:49,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:31:49,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:31:49,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:31:49,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 20:31:49,014 INFO L87 Difference]: Start difference. First operand 934 states and 1407 transitions. Second operand has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 20:31:49,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:31:49,644 INFO L93 Difference]: Finished difference Result 2714 states and 4165 transitions. [2023-04-01 20:31:49,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:31:49,645 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 210 [2023-04-01 20:31:49,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:31:49,654 INFO L225 Difference]: With dead ends: 2714 [2023-04-01 20:31:49,655 INFO L226 Difference]: Without dead ends: 1786 [2023-04-01 20:31:49,657 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 20:31:49,658 INFO L413 NwaCegarLoop]: 400 mSDtfsCounter, 56 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 530 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 20:31:49,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 438 Invalid, 700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 530 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 20:31:49,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1786 states. [2023-04-01 20:31:49,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1786 to 1782. [2023-04-01 20:31:49,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1782 states, 1746 states have (on average 1.331615120274914) internal successors, (2325), 1762 states have internal predecessors, (2325), 10 states have call successors, (10), 10 states have call predecessors, (10), 25 states have return successors, (92), 9 states have call predecessors, (92), 9 states have call successors, (92) [2023-04-01 20:31:49,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2427 transitions. [2023-04-01 20:31:49,722 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2427 transitions. Word has length 210 [2023-04-01 20:31:49,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:31:49,723 INFO L495 AbstractCegarLoop]: Abstraction has 1782 states and 2427 transitions. [2023-04-01 20:31:49,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 20:31:49,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2427 transitions. [2023-04-01 20:31:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-04-01 20:31:49,729 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:31:49,729 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:31:49,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-04-01 20:31:49,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:31:49,942 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:31:49,943 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:31:49,943 INFO L85 PathProgramCache]: Analyzing trace with hash -722552967, now seen corresponding path program 1 times [2023-04-01 20:31:49,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:31:49,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015200772] [2023-04-01 20:31:49,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:31:49,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:31:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:50,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:31:50,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:50,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:31:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:50,480 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:31:50,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:31:50,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015200772] [2023-04-01 20:31:50,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015200772] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:31:50,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:31:50,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 20:31:50,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464263172] [2023-04-01 20:31:50,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:31:50,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-01 20:31:50,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:31:50,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-01 20:31:50,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:31:50,485 INFO L87 Difference]: Start difference. First operand 1782 states and 2427 transitions. Second operand has 8 states, 7 states have (on average 30.0) internal successors, (210), 5 states have internal predecessors, (210), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 20:31:52,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:31:52,600 INFO L93 Difference]: Finished difference Result 7074 states and 10265 transitions. [2023-04-01 20:31:52,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-01 20:31:52,601 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 30.0) internal successors, (210), 5 states have internal predecessors, (210), 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 216 [2023-04-01 20:31:52,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:31:52,621 INFO L225 Difference]: With dead ends: 7074 [2023-04-01 20:31:52,621 INFO L226 Difference]: Without dead ends: 5298 [2023-04-01 20:31:52,627 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2023-04-01 20:31:52,628 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 1769 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 1747 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1769 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 1982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 1747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-04-01 20:31:52,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1769 Valid, 146 Invalid, 1982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 1747 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-04-01 20:31:52,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5298 states. [2023-04-01 20:31:52,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5298 to 5250. [2023-04-01 20:31:52,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5250 states, 5115 states have (on average 1.2615835777126099) internal successors, (6453), 5198 states have internal predecessors, (6453), 26 states have call successors, (26), 26 states have call predecessors, (26), 108 states have return successors, (580), 25 states have call predecessors, (580), 25 states have call successors, (580) [2023-04-01 20:31:52,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5250 states to 5250 states and 7059 transitions. [2023-04-01 20:31:52,768 INFO L78 Accepts]: Start accepts. Automaton has 5250 states and 7059 transitions. Word has length 216 [2023-04-01 20:31:52,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:31:52,768 INFO L495 AbstractCegarLoop]: Abstraction has 5250 states and 7059 transitions. [2023-04-01 20:31:52,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 30.0) internal successors, (210), 5 states have internal predecessors, (210), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 20:31:52,768 INFO L276 IsEmpty]: Start isEmpty. Operand 5250 states and 7059 transitions. [2023-04-01 20:31:52,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-04-01 20:31:52,779 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:31:52,779 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:31:52,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 20:31:52,779 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:31:52,779 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:31:52,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1879459004, now seen corresponding path program 1 times [2023-04-01 20:31:52,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:31:52,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443671938] [2023-04-01 20:31:52,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:31:52,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:31:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:53,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:31:53,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:53,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:31:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:53,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-04-01 20:31:53,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:53,274 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 52 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-04-01 20:31:53,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:31:53,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443671938] [2023-04-01 20:31:53,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443671938] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:31:53,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [172747675] [2023-04-01 20:31:53,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:31:53,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:31:53,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:31:53,298 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 20:31:53,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-01 20:31:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:53,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 1078 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:31:53,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:31:53,687 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-04-01 20:31:53,687 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:31:53,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [172747675] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:31:53,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:31:53,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-04-01 20:31:53,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046063953] [2023-04-01 20:31:53,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:31:53,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:31:53,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:31:53,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:31:53,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:31:53,689 INFO L87 Difference]: Start difference. First operand 5250 states and 7059 transitions. Second operand has 3 states, 3 states have (on average 70.0) internal successors, (210), 3 states have internal predecessors, (210), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 20:31:54,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:31:54,408 INFO L93 Difference]: Finished difference Result 10496 states and 14124 transitions. [2023-04-01 20:31:54,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:31:54,409 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.0) internal successors, (210), 3 states have internal predecessors, (210), 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 234 [2023-04-01 20:31:54,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:31:54,424 INFO L225 Difference]: With dead ends: 10496 [2023-04-01 20:31:54,424 INFO L226 Difference]: Without dead ends: 5252 [2023-04-01 20:31:54,434 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:31:54,434 INFO L413 NwaCegarLoop]: 388 mSDtfsCounter, 54 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 691 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 20:31:54,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 419 Invalid, 761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 691 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 20:31:54,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5252 states. [2023-04-01 20:31:54,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5252 to 5248. [2023-04-01 20:31:54,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5248 states, 5114 states have (on average 1.245013687915526) internal successors, (6367), 5196 states have internal predecessors, (6367), 26 states have call successors, (26), 26 states have call predecessors, (26), 107 states have return successors, (532), 25 states have call predecessors, (532), 25 states have call successors, (532) [2023-04-01 20:31:54,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5248 states to 5248 states and 6925 transitions. [2023-04-01 20:31:54,529 INFO L78 Accepts]: Start accepts. Automaton has 5248 states and 6925 transitions. Word has length 234 [2023-04-01 20:31:54,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:31:54,529 INFO L495 AbstractCegarLoop]: Abstraction has 5248 states and 6925 transitions. [2023-04-01 20:31:54,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.0) internal successors, (210), 3 states have internal predecessors, (210), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 20:31:54,530 INFO L276 IsEmpty]: Start isEmpty. Operand 5248 states and 6925 transitions. [2023-04-01 20:31:54,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-04-01 20:31:54,538 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:31:54,538 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:31:54,544 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-04-01 20:31:54,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:31:54,744 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:31:54,745 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:31:54,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1792275743, now seen corresponding path program 1 times [2023-04-01 20:31:54,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:31:54,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654956078] [2023-04-01 20:31:54,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:31:54,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:31:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:55,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:31:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:55,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:31:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:55,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-04-01 20:31:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:55,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-01 20:31:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:55,278 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 63 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-04-01 20:31:55,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:31:55,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654956078] [2023-04-01 20:31:55,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654956078] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:31:55,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1582878700] [2023-04-01 20:31:55,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:31:55,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:31:55,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:31:55,280 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 20:31:55,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-04-01 20:31:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:55,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 1240 conjuncts, 6 conjunts are in the unsatisfiable core [2023-04-01 20:31:55,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:31:55,679 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 57 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-04-01 20:31:55,680 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 20:31:55,904 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 61 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-04-01 20:31:55,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1582878700] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 20:31:55,904 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 20:31:55,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4, 4] total 10 [2023-04-01 20:31:55,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775989437] [2023-04-01 20:31:55,905 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 20:31:55,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-01 20:31:55,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:31:55,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-01 20:31:55,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-04-01 20:31:55,906 INFO L87 Difference]: Start difference. First operand 5248 states and 6925 transitions. Second operand has 10 states, 10 states have (on average 43.1) internal successors, (431), 8 states have internal predecessors, (431), 4 states have call successors, (11), 8 states have call predecessors, (11), 6 states have return successors, (9), 4 states have call predecessors, (9), 4 states have call successors, (9) [2023-04-01 20:31:57,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:31:57,419 INFO L93 Difference]: Finished difference Result 15266 states and 21442 transitions. [2023-04-01 20:31:57,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-01 20:31:57,420 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 43.1) internal successors, (431), 8 states have internal predecessors, (431), 4 states have call successors, (11), 8 states have call predecessors, (11), 6 states have return successors, (9), 4 states have call predecessors, (9), 4 states have call successors, (9) Word has length 244 [2023-04-01 20:31:57,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:31:57,450 INFO L225 Difference]: With dead ends: 15266 [2023-04-01 20:31:57,450 INFO L226 Difference]: Without dead ends: 10024 [2023-04-01 20:31:57,463 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 514 GetRequests, 496 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-04-01 20:31:57,463 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 1831 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 1320 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1831 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 1520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 1320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 20:31:57,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1831 Valid, 80 Invalid, 1520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 1320 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 20:31:57,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10024 states. [2023-04-01 20:31:57,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10024 to 9928. [2023-04-01 20:31:57,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9928 states, 9671 states have (on average 1.2019439561575844) internal successors, (11624), 9832 states have internal predecessors, (11624), 48 states have call successors, (48), 48 states have call predecessors, (48), 208 states have return successors, (1211), 47 states have call predecessors, (1211), 47 states have call successors, (1211) [2023-04-01 20:31:57,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9928 states to 9928 states and 12883 transitions. [2023-04-01 20:31:57,697 INFO L78 Accepts]: Start accepts. Automaton has 9928 states and 12883 transitions. Word has length 244 [2023-04-01 20:31:57,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:31:57,698 INFO L495 AbstractCegarLoop]: Abstraction has 9928 states and 12883 transitions. [2023-04-01 20:31:57,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 43.1) internal successors, (431), 8 states have internal predecessors, (431), 4 states have call successors, (11), 8 states have call predecessors, (11), 6 states have return successors, (9), 4 states have call predecessors, (9), 4 states have call successors, (9) [2023-04-01 20:31:57,698 INFO L276 IsEmpty]: Start isEmpty. Operand 9928 states and 12883 transitions. [2023-04-01 20:31:57,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-04-01 20:31:57,714 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:31:57,714 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:31:57,720 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-04-01 20:31:57,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:31:57,920 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:31:57,920 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:31:57,920 INFO L85 PathProgramCache]: Analyzing trace with hash -295758911, now seen corresponding path program 1 times [2023-04-01 20:31:57,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:31:57,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632722090] [2023-04-01 20:31:57,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:31:57,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:31:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:58,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:31:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:58,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:31:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:58,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-01 20:31:58,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:58,843 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 49 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-04-01 20:31:58,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:31:58,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632722090] [2023-04-01 20:31:58,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632722090] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:31:58,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856185751] [2023-04-01 20:31:58,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:31:58,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:31:58,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:31:58,857 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 20:31:58,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-04-01 20:31:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:31:59,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 1084 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:31:59,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:31:59,102 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 57 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:31:59,102 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 20:31:59,159 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 57 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:31:59,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1856185751] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 20:31:59,160 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 20:31:59,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 12 [2023-04-01 20:31:59,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401698833] [2023-04-01 20:31:59,160 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 20:31:59,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-01 20:31:59,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:31:59,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-01 20:31:59,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2023-04-01 20:31:59,162 INFO L87 Difference]: Start difference. First operand 9928 states and 12883 transitions. Second operand has 12 states, 12 states have (on average 24.083333333333332) internal successors, (289), 10 states have internal predecessors, (289), 4 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 20:32:02,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:32:02,664 INFO L93 Difference]: Finished difference Result 29786 states and 42037 transitions. [2023-04-01 20:32:02,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-04-01 20:32:02,665 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 24.083333333333332) internal successors, (289), 10 states have internal predecessors, (289), 4 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 244 [2023-04-01 20:32:02,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:32:02,733 INFO L225 Difference]: With dead ends: 29786 [2023-04-01 20:32:02,733 INFO L226 Difference]: Without dead ends: 19864 [2023-04-01 20:32:02,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 544 GetRequests, 508 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 300 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=277, Invalid=1055, Unknown=0, NotChecked=0, Total=1332 [2023-04-01 20:32:02,757 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 2709 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 2737 mSolverCounterSat, 533 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2709 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 3270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 533 IncrementalHoareTripleChecker+Valid, 2737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-04-01 20:32:02,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2709 Valid, 235 Invalid, 3270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [533 Valid, 2737 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-04-01 20:32:02,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19864 states. [2023-04-01 20:32:03,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19864 to 18922. [2023-04-01 20:32:03,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18922 states, 18433 states have (on average 1.173004936798134) internal successors, (21622), 18742 states have internal predecessors, (21622), 90 states have call successors, (90), 90 states have call predecessors, (90), 398 states have return successors, (2450), 89 states have call predecessors, (2450), 89 states have call successors, (2450) [2023-04-01 20:32:03,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18922 states to 18922 states and 24162 transitions. [2023-04-01 20:32:03,295 INFO L78 Accepts]: Start accepts. Automaton has 18922 states and 24162 transitions. Word has length 244 [2023-04-01 20:32:03,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:32:03,295 INFO L495 AbstractCegarLoop]: Abstraction has 18922 states and 24162 transitions. [2023-04-01 20:32:03,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 24.083333333333332) internal successors, (289), 10 states have internal predecessors, (289), 4 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 20:32:03,296 INFO L276 IsEmpty]: Start isEmpty. Operand 18922 states and 24162 transitions. [2023-04-01 20:32:03,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-04-01 20:32:03,322 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:32:03,323 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:32:03,345 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-04-01 20:32:03,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:32:03,529 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:32:03,530 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:32:03,530 INFO L85 PathProgramCache]: Analyzing trace with hash 2096809143, now seen corresponding path program 1 times [2023-04-01 20:32:03,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:32:03,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065543794] [2023-04-01 20:32:03,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:32:03,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:32:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:04,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:32:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:04,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:32:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:04,328 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:32:04,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:32:04,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065543794] [2023-04-01 20:32:04,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065543794] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:32:04,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:32:04,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 20:32:04,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139313596] [2023-04-01 20:32:04,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:32:04,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 20:32:04,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:32:04,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 20:32:04,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 20:32:04,330 INFO L87 Difference]: Start difference. First operand 18922 states and 24162 transitions. Second operand has 7 states, 6 states have (on average 41.666666666666664) internal successors, (250), 4 states have internal predecessors, (250), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 20:32:06,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:32:06,214 INFO L93 Difference]: Finished difference Result 45418 states and 59035 transitions. [2023-04-01 20:32:06,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-01 20:32:06,215 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 41.666666666666664) internal successors, (250), 4 states have internal predecessors, (250), 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 256 [2023-04-01 20:32:06,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:32:06,280 INFO L225 Difference]: With dead ends: 45418 [2023-04-01 20:32:06,280 INFO L226 Difference]: Without dead ends: 26502 [2023-04-01 20:32:06,320 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 20:32:06,320 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 1095 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 1390 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 1518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 20:32:06,321 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1095 Valid, 112 Invalid, 1518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1390 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 20:32:06,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26502 states. [2023-04-01 20:32:06,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26502 to 24631. [2023-04-01 20:32:06,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24631 states, 24036 states have (on average 1.1529788650357797) internal successors, (27713), 24397 states have internal predecessors, (27713), 117 states have call successors, (117), 117 states have call predecessors, (117), 477 states have return successors, (2917), 116 states have call predecessors, (2917), 116 states have call successors, (2917) [2023-04-01 20:32:06,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24631 states to 24631 states and 30747 transitions. [2023-04-01 20:32:06,894 INFO L78 Accepts]: Start accepts. Automaton has 24631 states and 30747 transitions. Word has length 256 [2023-04-01 20:32:06,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:32:06,894 INFO L495 AbstractCegarLoop]: Abstraction has 24631 states and 30747 transitions. [2023-04-01 20:32:06,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 41.666666666666664) internal successors, (250), 4 states have internal predecessors, (250), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 20:32:06,895 INFO L276 IsEmpty]: Start isEmpty. Operand 24631 states and 30747 transitions. [2023-04-01 20:32:06,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2023-04-01 20:32:06,930 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:32:06,930 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:32:06,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-01 20:32:06,930 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:32:06,930 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:32:06,931 INFO L85 PathProgramCache]: Analyzing trace with hash -477599233, now seen corresponding path program 1 times [2023-04-01 20:32:06,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:32:06,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796530376] [2023-04-01 20:32:06,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:32:06,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:32:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:07,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:32:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:07,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:32:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:07,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-04-01 20:32:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:07,836 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 77 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 20:32:07,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:32:07,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796530376] [2023-04-01 20:32:07,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796530376] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:32:07,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1554105592] [2023-04-01 20:32:07,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:32:07,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:32:07,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:32:07,844 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 20:32:07,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-04-01 20:32:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:08,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 1101 conjuncts, 7 conjunts are in the unsatisfiable core [2023-04-01 20:32:08,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:32:08,246 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-04-01 20:32:08,246 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:32:08,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1554105592] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:32:08,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:32:08,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2023-04-01 20:32:08,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11955933] [2023-04-01 20:32:08,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:32:08,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:32:08,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:32:08,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:32:08,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-04-01 20:32:08,248 INFO L87 Difference]: Start difference. First operand 24631 states and 30747 transitions. Second operand has 3 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 20:32:09,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:32:09,150 INFO L93 Difference]: Finished difference Result 55102 states and 69436 transitions. [2023-04-01 20:32:09,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:32:09,150 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 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 267 [2023-04-01 20:32:09,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:32:09,217 INFO L225 Difference]: With dead ends: 55102 [2023-04-01 20:32:09,217 INFO L226 Difference]: Without dead ends: 30686 [2023-04-01 20:32:09,234 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-04-01 20:32:09,236 INFO L413 NwaCegarLoop]: 348 mSDtfsCounter, 46 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 516 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-01 20:32:09,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 382 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 516 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-01 20:32:09,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30686 states. [2023-04-01 20:32:09,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30686 to 30654. [2023-04-01 20:32:09,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30654 states, 29991 states have (on average 1.1428095095195225) internal successors, (34274), 30362 states have internal predecessors, (34274), 146 states have call successors, (146), 146 states have call predecessors, (146), 516 states have return successors, (3589), 145 states have call predecessors, (3589), 145 states have call successors, (3589) [2023-04-01 20:32:09,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30654 states to 30654 states and 38009 transitions. [2023-04-01 20:32:09,819 INFO L78 Accepts]: Start accepts. Automaton has 30654 states and 38009 transitions. Word has length 267 [2023-04-01 20:32:09,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:32:09,819 INFO L495 AbstractCegarLoop]: Abstraction has 30654 states and 38009 transitions. [2023-04-01 20:32:09,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 20:32:09,819 INFO L276 IsEmpty]: Start isEmpty. Operand 30654 states and 38009 transitions. [2023-04-01 20:32:09,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2023-04-01 20:32:09,850 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:32:09,850 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:32:09,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-04-01 20:32:10,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:32:10,056 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:32:10,057 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:32:10,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1726464864, now seen corresponding path program 1 times [2023-04-01 20:32:10,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:32:10,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88357365] [2023-04-01 20:32:10,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:32:10,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:32:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:10,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:32:10,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:10,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:32:10,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:10,662 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:32:10,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:32:10,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88357365] [2023-04-01 20:32:10,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88357365] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:32:10,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2086024788] [2023-04-01 20:32:10,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:32:10,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:32:10,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:32:10,679 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 20:32:10,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-04-01 20:32:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:10,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 977 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:32:10,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:32:11,058 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:32:11,059 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:32:11,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2086024788] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:32:11,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:32:11,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-01 20:32:11,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179719277] [2023-04-01 20:32:11,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:32:11,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:32:11,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:32:11,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:32:11,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-04-01 20:32:11,060 INFO L87 Difference]: Start difference. First operand 30654 states and 38009 transitions. Second operand has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 20:32:11,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:32:11,997 INFO L93 Difference]: Finished difference Result 61099 states and 75791 transitions. [2023-04-01 20:32:11,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:32:11,997 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 289 [2023-04-01 20:32:11,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:32:12,061 INFO L225 Difference]: With dead ends: 61099 [2023-04-01 20:32:12,062 INFO L226 Difference]: Without dead ends: 30660 [2023-04-01 20:32:12,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 293 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-04-01 20:32:12,089 INFO L413 NwaCegarLoop]: 294 mSDtfsCounter, 82 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 608 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-01 20:32:12,089 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 312 Invalid, 634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 608 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-01 20:32:12,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30660 states. [2023-04-01 20:32:12,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30660 to 30654. [2023-04-01 20:32:12,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30654 states, 29991 states have (on average 1.1328731952919209) internal successors, (33976), 30362 states have internal predecessors, (33976), 146 states have call successors, (146), 146 states have call predecessors, (146), 516 states have return successors, (3385), 145 states have call predecessors, (3385), 145 states have call successors, (3385) [2023-04-01 20:32:12,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30654 states to 30654 states and 37507 transitions. [2023-04-01 20:32:12,647 INFO L78 Accepts]: Start accepts. Automaton has 30654 states and 37507 transitions. Word has length 289 [2023-04-01 20:32:12,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:32:12,647 INFO L495 AbstractCegarLoop]: Abstraction has 30654 states and 37507 transitions. [2023-04-01 20:32:12,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 20:32:12,647 INFO L276 IsEmpty]: Start isEmpty. Operand 30654 states and 37507 transitions. [2023-04-01 20:32:12,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2023-04-01 20:32:12,675 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:32:12,675 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:32:12,693 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-04-01 20:32:12,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:32:12,881 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:32:12,881 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:32:12,882 INFO L85 PathProgramCache]: Analyzing trace with hash 526561436, now seen corresponding path program 1 times [2023-04-01 20:32:12,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:32:12,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145709731] [2023-04-01 20:32:12,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:32:12,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:32:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:13,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:32:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:13,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:32:13,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:13,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-04-01 20:32:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:13,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-01 20:32:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:13,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-01 20:32:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:13,422 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 172 proven. 33 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-04-01 20:32:13,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:32:13,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145709731] [2023-04-01 20:32:13,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145709731] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:32:13,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283438635] [2023-04-01 20:32:13,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:32:13,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:32:13,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:32:13,437 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 20:32:13,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-04-01 20:32:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:32:13,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 1446 conjuncts, 7 conjunts are in the unsatisfiable core [2023-04-01 20:32:13,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:32:13,746 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 213 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-04-01 20:32:13,746 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 20:32:13,846 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 174 proven. 34 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-04-01 20:32:13,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [283438635] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 20:32:13,846 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 20:32:13,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 9 [2023-04-01 20:32:13,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987103873] [2023-04-01 20:32:13,846 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 20:32:13,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-01 20:32:13,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:32:13,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-01 20:32:13,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-04-01 20:32:13,848 INFO L87 Difference]: Start difference. First operand 30654 states and 37507 transitions. Second operand has 9 states, 9 states have (on average 34.111111111111114) internal successors, (307), 7 states have internal predecessors, (307), 3 states have call successors, (11), 6 states have call predecessors, (11), 5 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-04-01 20:32:16,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:32:16,562 INFO L93 Difference]: Finished difference Result 64488 states and 81778 transitions. [2023-04-01 20:32:16,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-01 20:32:16,562 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 34.111111111111114) internal successors, (307), 7 states have internal predecessors, (307), 3 states have call successors, (11), 6 states have call predecessors, (11), 5 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 317 [2023-04-01 20:32:16,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:32:16,563 INFO L225 Difference]: With dead ends: 64488 [2023-04-01 20:32:16,563 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 20:32:16,636 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 656 GetRequests, 645 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2023-04-01 20:32:16,636 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 1087 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 2640 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 2845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 2640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-04-01 20:32:16,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1090 Valid, 122 Invalid, 2845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 2640 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-04-01 20:32:16,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 20:32:16,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 20:32:16,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-01 20:32:16,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 20:32:16,638 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 317 [2023-04-01 20:32:16,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:32:16,638 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 20:32:16,638 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 34.111111111111114) internal successors, (307), 7 states have internal predecessors, (307), 3 states have call successors, (11), 6 states have call predecessors, (11), 5 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-04-01 20:32:16,638 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 20:32:16,638 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 20:32:16,642 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 20:32:16,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-04-01 20:32:16,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:32:16,851 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 20:33:40,121 WARN L223 SmtUtils]: Spent 1.39m on a formula simplification. DAG size of input: 710 DAG size of output: 1024 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-04-01 20:35:08,559 WARN L223 SmtUtils]: Spent 1.37m on a formula simplification. DAG size of input: 710 DAG size of output: 1024 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-04-01 20:35:14,729 WARN L223 SmtUtils]: Spent 6.15s on a formula simplification. DAG size of input: 988 DAG size of output: 72 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-04-01 20:35:19,848 WARN L223 SmtUtils]: Spent 5.05s on a formula simplification. DAG size of input: 463 DAG size of output: 141 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-04-01 20:35:25,441 WARN L223 SmtUtils]: Spent 5.51s on a formula simplification. DAG size of input: 988 DAG size of output: 72 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-04-01 20:35:25,521 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-04-01 20:35:25,521 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-04-01 20:35:25,522 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-04-01 20:35:25,522 INFO L899 garLoopResultBuilder]: For program point L1668-3(lines 1662 1679) no Hoare annotation was computed. [2023-04-01 20:35:25,523 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 1662 1679) no Hoare annotation was computed. [2023-04-01 20:35:25,524 INFO L895 garLoopResultBuilder]: At program point L1676(line 1676) the Hoare annotation is: (let ((.cse0 (= ~a26~0 0)) (.cse5 (= ~a26~0 1)) (.cse11 (<= ~a3~0 1)) (.cse7 (<= 2 ~a3~0)) (.cse8 (not (= ~a6~0 1))) (.cse3 (<= ~a12~0 0)) (.cse10 (not (= ~a11~0 1))) (.cse9 (<= ~a27~0 0)) (.cse1 (= ~a5~0 1)) (.cse6 (= ~a12~0 1)) (.cse2 (<= ~a3~0 0)) (.cse4 (= ~a27~0 1))) (or (< 1 |old(~a3~0)|) (< 0 |old(~a11~0)|) (and .cse0 .cse1 .cse2 .cse3 .cse4) (< 0 |old(~a6~0)|) (not (= |old(~a5~0)| 1)) (< 0 |old(~a12~0)|) (not (= |old(~a27~0)| 1)) (and .cse5 .cse1 .cse6 .cse4) (and .cse0 .cse1 .cse7 .cse3 .cse4) (and .cse5 .cse1 .cse6 .cse8 .cse9) (not (= |old(~a7~0)| |old(~a26~0)|)) (and .cse1 .cse8 .cse3 .cse10 .cse9) (not (= 0 |old(~a26~0)|)) (and .cse1 .cse6 .cse11 .cse9) (and .cse5 .cse1 .cse3 .cse4) (and .cse1 (<= ~a11~0 0) .cse3 .cse4) (and .cse5 .cse1 .cse3 .cse9) (and .cse1 .cse6 .cse7 .cse4) (and .cse1 .cse8 .cse3 .cse4) (and .cse1 .cse7 .cse3 .cse10 .cse9) (and .cse1 .cse11 .cse3 .cse4 .cse10) (and .cse1 .cse7 .cse8 .cse3 .cse9) (and .cse1 .cse6 .cse10 .cse9) (and .cse1 .cse6 .cse2 .cse4))) [2023-04-01 20:35:25,524 INFO L899 garLoopResultBuilder]: For program point L1676-1(line 1676) no Hoare annotation was computed. [2023-04-01 20:35:25,524 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 1662 1679) the Hoare annotation is: (or (< 1 |old(~a3~0)|) (< 0 |old(~a11~0)|) (< 0 |old(~a6~0)|) (not (= |old(~a5~0)| 1)) (< 0 |old(~a12~0)|) (not (= |old(~a27~0)| 1)) (not (= |old(~a7~0)| |old(~a26~0)|)) (not (= 0 |old(~a26~0)|)) (and (= ~a9~0 |old(~a9~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a14~0 |old(~a14~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a26~0 0) (= ~a5~0 1) (= ~a19~0 |old(~a19~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a22~0 |old(~a22~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a7~0 0) (= ~a28~0 |old(~a28~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a27~0 1) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a6~0 |old(~a6~0)|))) [2023-04-01 20:35:25,524 INFO L899 garLoopResultBuilder]: For program point L1673(line 1673) no Hoare annotation was computed. [2023-04-01 20:35:25,525 INFO L895 garLoopResultBuilder]: At program point L1668-2(lines 1668 1678) the Hoare annotation is: (let ((.cse0 (= ~a26~0 0)) (.cse5 (= ~a26~0 1)) (.cse11 (<= ~a3~0 1)) (.cse7 (<= 2 ~a3~0)) (.cse8 (not (= ~a6~0 1))) (.cse3 (<= ~a12~0 0)) (.cse10 (not (= ~a11~0 1))) (.cse9 (<= ~a27~0 0)) (.cse1 (= ~a5~0 1)) (.cse6 (= ~a12~0 1)) (.cse2 (<= ~a3~0 0)) (.cse4 (= ~a27~0 1))) (or (< 1 |old(~a3~0)|) (< 0 |old(~a11~0)|) (and .cse0 .cse1 .cse2 .cse3 .cse4) (< 0 |old(~a6~0)|) (not (= |old(~a5~0)| 1)) (< 0 |old(~a12~0)|) (not (= |old(~a27~0)| 1)) (and .cse5 .cse1 .cse6 .cse4) (and .cse0 .cse1 .cse7 .cse3 .cse4) (and .cse5 .cse1 .cse6 .cse8 .cse9) (not (= |old(~a7~0)| |old(~a26~0)|)) (and .cse1 .cse8 .cse3 .cse10 .cse9) (not (= 0 |old(~a26~0)|)) (and .cse1 .cse6 .cse11 .cse9) (and .cse5 .cse1 .cse3 .cse4) (and .cse1 (<= ~a11~0 0) .cse3 .cse4) (and .cse5 .cse1 .cse3 .cse9) (and .cse1 .cse6 .cse7 .cse4) (and .cse1 .cse8 .cse3 .cse4) (and .cse1 .cse7 .cse3 .cse10 .cse9) (and .cse1 .cse11 .cse3 .cse4 .cse10) (and .cse1 .cse7 .cse8 .cse3 .cse9) (and .cse1 .cse6 .cse10 .cse9) (and .cse1 .cse6 .cse2 .cse4))) [2023-04-01 20:35:25,525 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 20:35:25,525 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~b~0 |old(~b~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a27~0 |old(~a27~0)|) (= ~c~0 |old(~c~0)|) (= ~a2~0 |old(~a2~0)|) (= ~w~0 |old(~w~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a3~0 |old(~a3~0)|) (= ~v~0 |old(~v~0)|) (= ~a14~0 |old(~a14~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a0~0 |old(~a0~0)|) (= ~z~0 |old(~z~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~e~0 |old(~e~0)|) (= ~u~0 |old(~u~0)|) (= ~a23~0 |old(~a23~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a22~0 |old(~a22~0)|) (= ~a18~0 |old(~a18~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a10~0 |old(~a10~0)|) (= ~x~0 |old(~x~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a8~0 |old(~a8~0)|) (= ~d~0 |old(~d~0)|) (= ~a20~0 |old(~a20~0)|) (= ~y~0 |old(~y~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a6~0 |old(~a6~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~a26~0 |old(~a26~0)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-01 20:35:25,525 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 20:35:25,525 INFO L899 garLoopResultBuilder]: For program point L1621(line 1621) no Hoare annotation was computed. [2023-04-01 20:35:25,525 INFO L899 garLoopResultBuilder]: For program point L1555(line 1555) no Hoare annotation was computed. [2023-04-01 20:35:25,525 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,525 INFO L899 garLoopResultBuilder]: For program point L1489(line 1489) no Hoare annotation was computed. [2023-04-01 20:35:25,525 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,525 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,525 INFO L899 garLoopResultBuilder]: For program point L763(lines 763 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,526 INFO L899 garLoopResultBuilder]: For program point L632(lines 632 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,526 INFO L899 garLoopResultBuilder]: For program point L566(lines 566 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,526 INFO L899 garLoopResultBuilder]: For program point L1623-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,526 INFO L899 garLoopResultBuilder]: For program point L1557-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,526 INFO L899 garLoopResultBuilder]: For program point L1491-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,526 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,526 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,526 INFO L899 garLoopResultBuilder]: For program point L1624(line 1624) no Hoare annotation was computed. [2023-04-01 20:35:25,526 INFO L899 garLoopResultBuilder]: For program point L1558(line 1558) no Hoare annotation was computed. [2023-04-01 20:35:25,526 INFO L899 garLoopResultBuilder]: For program point L1492(line 1492) no Hoare annotation was computed. [2023-04-01 20:35:25,526 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,526 INFO L899 garLoopResultBuilder]: For program point L1294(lines 1294 1313) no Hoare annotation was computed. [2023-04-01 20:35:25,540 INFO L899 garLoopResultBuilder]: For program point L1294-2(lines 1294 1313) no Hoare annotation was computed. [2023-04-01 20:35:25,541 INFO L899 garLoopResultBuilder]: For program point L1162(lines 1162 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,541 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,541 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,541 INFO L899 garLoopResultBuilder]: For program point L1031(lines 1031 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,541 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,541 INFO L899 garLoopResultBuilder]: For program point L899(lines 899 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,541 INFO L899 garLoopResultBuilder]: For program point L1626-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,541 INFO L899 garLoopResultBuilder]: For program point L1560-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,541 INFO L899 garLoopResultBuilder]: For program point L1494-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,541 INFO L899 garLoopResultBuilder]: For program point L1627(line 1627) no Hoare annotation was computed. [2023-04-01 20:35:25,541 INFO L899 garLoopResultBuilder]: For program point L1561(line 1561) no Hoare annotation was computed. [2023-04-01 20:35:25,541 INFO L899 garLoopResultBuilder]: For program point L1495(line 1495) no Hoare annotation was computed. [2023-04-01 20:35:25,541 INFO L899 garLoopResultBuilder]: For program point L174(lines 174 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,542 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,542 INFO L899 garLoopResultBuilder]: For program point L1629-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,542 INFO L899 garLoopResultBuilder]: For program point L1563-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,542 INFO L899 garLoopResultBuilder]: For program point L1497-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,542 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,542 INFO L899 garLoopResultBuilder]: For program point L1630(line 1630) no Hoare annotation was computed. [2023-04-01 20:35:25,542 INFO L899 garLoopResultBuilder]: For program point L1564(line 1564) no Hoare annotation was computed. [2023-04-01 20:35:25,542 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,542 INFO L899 garLoopResultBuilder]: For program point L1498(line 1498) no Hoare annotation was computed. [2023-04-01 20:35:25,542 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,542 INFO L899 garLoopResultBuilder]: For program point L508(lines 508 521) no Hoare annotation was computed. [2023-04-01 20:35:25,542 INFO L899 garLoopResultBuilder]: For program point L508-2(lines 508 521) no Hoare annotation was computed. [2023-04-01 20:35:25,543 INFO L899 garLoopResultBuilder]: For program point L1433(lines 1433 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,543 INFO L899 garLoopResultBuilder]: For program point L376(lines 376 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,543 INFO L899 garLoopResultBuilder]: For program point L1632-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,543 INFO L899 garLoopResultBuilder]: For program point L1566-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,543 INFO L899 garLoopResultBuilder]: For program point L1500-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,543 INFO L899 garLoopResultBuilder]: For program point L311(lines 311 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,543 INFO L899 garLoopResultBuilder]: For program point L1236(lines 1236 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,543 INFO L899 garLoopResultBuilder]: For program point L1633(line 1633) no Hoare annotation was computed. [2023-04-01 20:35:25,543 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,543 INFO L899 garLoopResultBuilder]: For program point L1567(line 1567) no Hoare annotation was computed. [2023-04-01 20:35:25,544 INFO L899 garLoopResultBuilder]: For program point L1501(line 1501) no Hoare annotation was computed. [2023-04-01 20:35:25,544 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,544 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,544 INFO L899 garLoopResultBuilder]: For program point L1105(lines 1105 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,544 INFO L899 garLoopResultBuilder]: For program point L643(lines 643 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,544 INFO L899 garLoopResultBuilder]: For program point L1370(lines 1370 1389) no Hoare annotation was computed. [2023-04-01 20:35:25,544 INFO L899 garLoopResultBuilder]: For program point L1370-2(lines 1370 1389) no Hoare annotation was computed. [2023-04-01 20:35:25,545 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,545 INFO L899 garLoopResultBuilder]: For program point L115(lines 115 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,545 INFO L899 garLoopResultBuilder]: For program point L1635-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,545 INFO L899 garLoopResultBuilder]: For program point L1569-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,545 INFO L899 garLoopResultBuilder]: For program point L1503-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,545 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,545 INFO L899 garLoopResultBuilder]: For program point L182(lines 182 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,545 INFO L899 garLoopResultBuilder]: For program point L1041(lines 1041 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,545 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,545 INFO L899 garLoopResultBuilder]: For program point L711(lines 711 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L1636(line 1636) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L1570(line 1570) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L1504(line 1504) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L1638-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L1572-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L1506-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L1639(line 1639) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L1573(line 1573) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L1507(line 1507) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L451(lines 451 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L1442(lines 1442 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L1641-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,546 INFO L899 garLoopResultBuilder]: For program point L1575-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L1509-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L1642(line 1642) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L1576(line 1576) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L1510(line 1510) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L1114(lines 1114 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 405) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L388-2(lines 388 405) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L1049(lines 1049 1069) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L1049-2(lines 1049 1069) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L719(lines 719 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L653(lines 653 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L1644-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,547 INFO L899 garLoopResultBuilder]: For program point L1578-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,549 INFO L899 garLoopResultBuilder]: For program point L1512-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,549 INFO L899 garLoopResultBuilder]: For program point L191(lines 191 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,549 INFO L899 garLoopResultBuilder]: For program point L720(lines 720 741) no Hoare annotation was computed. [2023-04-01 20:35:25,549 INFO L899 garLoopResultBuilder]: For program point L720-2(lines 720 741) no Hoare annotation was computed. [2023-04-01 20:35:25,549 INFO L899 garLoopResultBuilder]: For program point L1645(line 1645) no Hoare annotation was computed. [2023-04-01 20:35:25,549 INFO L899 garLoopResultBuilder]: For program point L1579(line 1579) no Hoare annotation was computed. [2023-04-01 20:35:25,549 INFO L899 garLoopResultBuilder]: For program point L1513(line 1513) no Hoare annotation was computed. [2023-04-01 20:35:25,549 INFO L899 garLoopResultBuilder]: For program point L1315(lines 1315 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,549 INFO L899 garLoopResultBuilder]: For program point L258(lines 258 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,549 INFO L899 garLoopResultBuilder]: For program point L1183(lines 1183 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L985(lines 985 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L787(lines 787 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L523(lines 523 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L854(lines 854 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1647-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1581-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1515-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1648(line 1648) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1582(line 1582) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1516(line 1516) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L593(lines 593 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1650-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1584-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1518-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1452(lines 1452 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L329(lines 329 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1122(lines 1122 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1651(line 1651) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1585(line 1585) no Hoare annotation was computed. [2023-04-01 20:35:25,550 INFO L899 garLoopResultBuilder]: For program point L1519(line 1519) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 81) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L66-2(lines 66 81) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L1653-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L1587-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L1521-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L993(lines 993 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L663(lines 663 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L1654(line 1654) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L1588(line 1588) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L1522(line 1522) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L201(lines 201 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L1192(lines 1192 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L928(lines 928 945) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L928-2(lines 928 945) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L1391(lines 1391 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,551 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 221) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L202-2(lines 202 221) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L863(lines 863 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1656-1(lines 1656 1658) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1590-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1524-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1392(lines 1392 1410) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1392-2(lines 1392 1410) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1260(lines 1260 1282) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1260-2(lines 1260 1282) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1657(line 1657) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1591(line 1591) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1525(line 1525) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L468(lines 468 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1130 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L602(lines 602 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1593-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1527-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1594(line 1594) no Hoare annotation was computed. [2023-04-01 20:35:25,552 INFO L899 garLoopResultBuilder]: For program point L1528(line 1528) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L1462(lines 1462 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1594) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L1596-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L1530-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L407(lines 407 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L1597(line 1597) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L1531(line 1531) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L805(lines 805 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L1004(lines 1004 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L1599-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L1533-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L1137(lines 1137 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L1071(lines 1071 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,553 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L675(lines 675 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L1600(line 1600) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L1534(line 1534) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L477(lines 477 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L1336(lines 1336 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 488) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L478-2(lines 478 488) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L743(lines 743 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L1602-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L1536-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L1470(lines 1470 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L83(lines 83 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L1603(line 1603) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L1537(line 1537) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L415(lines 415 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L349(lines 349 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L1142(lines 1142 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L1076(lines 1076 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,554 INFO L899 garLoopResultBuilder]: For program point L1605-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,555 INFO L899 garLoopResultBuilder]: For program point L1539-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,555 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 897) no Hoare annotation was computed. [2023-04-01 20:35:25,555 INFO L899 garLoopResultBuilder]: For program point L879-2(lines 879 897) no Hoare annotation was computed. [2023-04-01 20:35:25,555 INFO L899 garLoopResultBuilder]: For program point L1606(line 1606) no Hoare annotation was computed. [2023-04-01 20:35:25,555 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,555 INFO L899 garLoopResultBuilder]: For program point L1540(line 1540) no Hoare annotation was computed. [2023-04-01 20:35:25,555 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,555 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,555 INFO L899 garLoopResultBuilder]: For program point L286(lines 286 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,555 INFO L899 garLoopResultBuilder]: For program point L1013(lines 1013 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,556 INFO L899 garLoopResultBuilder]: For program point L947(lines 947 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,556 INFO L899 garLoopResultBuilder]: For program point L1608-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,556 INFO L899 garLoopResultBuilder]: For program point L1542-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,556 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1478) no Hoare annotation was computed. [2023-04-01 20:35:25,556 INFO L899 garLoopResultBuilder]: For program point L1476-2(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,556 INFO L899 garLoopResultBuilder]: For program point L1609(line 1609) no Hoare annotation was computed. [2023-04-01 20:35:25,557 INFO L899 garLoopResultBuilder]: For program point L1543(line 1543) no Hoare annotation was computed. [2023-04-01 20:35:25,557 INFO L899 garLoopResultBuilder]: For program point L1477(line 1477) no Hoare annotation was computed. [2023-04-01 20:35:25,557 INFO L899 garLoopResultBuilder]: For program point L156(lines 156 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,557 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1412(lines 1412 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1346(lines 1346 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1611-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1545-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1479-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1413(lines 1413 1431) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1413-2(lines 1413 1431) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L92(lines 92 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1612(line 1612) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1546(line 1546) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1480(line 1480) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L490(lines 490 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L358(lines 358 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1614-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1548-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1482-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1284(lines 1284 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,558 INFO L899 garLoopResultBuilder]: For program point L1152(lines 1152 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,559 INFO L899 garLoopResultBuilder]: For program point L624(lines 624 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,559 INFO L899 garLoopResultBuilder]: For program point L1615(line 1615) no Hoare annotation was computed. [2023-04-01 20:35:25,559 INFO L899 garLoopResultBuilder]: For program point L1549(line 1549) no Hoare annotation was computed. [2023-04-01 20:35:25,559 INFO L899 garLoopResultBuilder]: For program point L1483(line 1483) no Hoare annotation was computed. [2023-04-01 20:35:25,559 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 64 1660) the Hoare annotation is: (let ((.cse17 (= ~a12~0 1)) (.cse6 (= ~a27~0 |old(~a27~0)|)) (.cse48 (= ~a26~0 |old(~a26~0)|)) (.cse3 (= ~a9~0 |old(~a9~0)|)) (.cse4 (= ~a13~0 |old(~a13~0)|)) (.cse7 (= ~a2~0 |old(~a2~0)|)) (.cse8 (= ~a11~0 |old(~a11~0)|)) (.cse9 (= ~a21~0 |old(~a21~0)|)) (.cse10 (= ~a3~0 |old(~a3~0)|)) (.cse11 (= ~a14~0 |old(~a14~0)|)) (.cse12 (= ~a7~0 |old(~a7~0)|)) (.cse13 (= ~a0~0 |old(~a0~0)|)) (.cse14 (= ~a5~0 1)) (.cse15 (= ~a19~0 |old(~a19~0)|)) (.cse16 (= ~a17~0 |old(~a17~0)|)) (.cse18 (= ~a29~0 |old(~a29~0)|)) (.cse19 (= ~a1~0 |old(~a1~0)|)) (.cse20 (= ~a23~0 |old(~a23~0)|)) (.cse21 (= ~a15~0 |old(~a15~0)|)) (.cse22 (= ~a22~0 |old(~a22~0)|)) (.cse46 (= ~a12~0 |old(~a12~0)|)) (.cse23 (= ~a16~0 |old(~a16~0)|)) (.cse24 (= ~a28~0 |old(~a28~0)|)) (.cse25 (= ~a24~0 |old(~a24~0)|)) (.cse26 (= ~a10~0 |old(~a10~0)|)) (.cse27 (= ~a25~0 |old(~a25~0)|)) (.cse35 (= ~a27~0 1)) (.cse28 (= ~a8~0 |old(~a8~0)|)) (.cse29 (= ~a20~0 |old(~a20~0)|)) (.cse30 (= ~a4~0 |old(~a4~0)|)) (.cse31 (= ~a6~0 |old(~a6~0)|))) (let ((.cse43 (and .cse3 .cse4 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= ~a26~0 0) .cse14 .cse15 .cse16 .cse18 .cse19 .cse20 .cse21 .cse22 .cse46 .cse23 .cse24 .cse25 .cse26 .cse27 .cse35 .cse28 .cse29 .cse30 .cse31)) (.cse44 (not (= 0 |old(~a26~0)|))) (.cse39 (and .cse3 .cse4 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse18 .cse19 .cse20 .cse21 .cse22 .cse46 .cse23 .cse24 .cse25 .cse26 .cse27 .cse35 .cse28 .cse29 .cse30 .cse31 .cse48)) (.cse38 (= |old(~a11~0)| 1)) (.cse40 (and .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse18 .cse19 .cse20 .cse21 .cse22 .cse46 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse48)) (.cse41 (< |old(~a3~0)| 2)) (.cse32 (= |old(~a6~0)| 1)) (.cse34 (not (= |old(~a27~0)| 1))) (.cse42 (and .cse3 .cse4 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse35 .cse28 .cse29 .cse30 .cse31 .cse48)) (.cse47 (< 0 |old(~a3~0)|)) (.cse36 (< 1 |old(~a3~0)|)) (.cse1 (not (= |old(~a12~0)| 1))) (.cse45 (and .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse48)) (.cse0 (not (= |old(~a26~0)| 1))) (.cse2 (not (= |old(~a5~0)| 1))) (.cse37 (< 0 |old(~a12~0)|)) (.cse5 (= ~a26~0 1)) (.cse33 (< 0 |old(~a27~0)|))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31) .cse32 .cse33) (or .cse0 .cse1 .cse2 .cse34 (and .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse35 .cse28 .cse29 .cse30 .cse31)) (or .cse36 .cse2 .cse37 .cse34 .cse38 .cse39) (or .cse2 .cse37 .cse38 .cse40 .cse41 .cse33) (or .cse1 .cse2 .cse34 .cse42 .cse41) (or .cse2 .cse37 .cse34 .cse43 .cse44 .cse41) (or .cse1 .cse2 .cse38 .cse45 .cse33) (or .cse0 .cse2 .cse37 (and .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse18 .cse19 .cse20 .cse21 .cse22 .cse46 .cse23 .cse24 .cse25 .cse26 .cse27 .cse35 .cse28 .cse29 .cse30 .cse31) .cse34) (or .cse2 .cse37 .cse34 .cse47 .cse43 .cse44) (or .cse2 .cse37 .cse34 .cse32 .cse39) (or (< 0 |old(~a11~0)|) .cse2 .cse37 .cse34 .cse39) (or .cse2 .cse37 .cse38 .cse40 .cse32 .cse33) (or .cse2 .cse37 .cse40 .cse41 .cse32 .cse33) (or .cse1 .cse2 .cse34 .cse42 .cse47) (or .cse36 .cse1 .cse2 .cse45 .cse33) (or .cse0 .cse2 .cse37 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse18 .cse19 .cse20 .cse21 .cse22 .cse46 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31) .cse33)))) [2023-04-01 20:35:25,559 INFO L899 garLoopResultBuilder]: For program point L294(lines 294 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,559 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,559 INFO L899 garLoopResultBuilder]: For program point L823(lines 823 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,559 INFO L899 garLoopResultBuilder]: For program point L1220(lines 1220 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,559 INFO L899 garLoopResultBuilder]: For program point L1617-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L1551-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L1485-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1234) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L1221-2(lines 1221 1234) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L957(lines 957 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L1618(line 1618) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L1552(line 1552) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L1486(line 1486) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L165(lines 165 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L99(lines 99 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L694(lines 694 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L232(lines 232 1475) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L695(lines 695 709) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L695-2(lines 695 709) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L1620-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L1554-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point L1488-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 20:35:25,560 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a26~0 0) (= ~a5~0 1) (<= ~a3~0 1) (= ~a7~0 0) (<= ~a11~0 0) (<= ~a12~0 0) (= ~a27~0 1) (<= ~a6~0 0)) [2023-04-01 20:35:25,560 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 20:35:25,561 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 20:35:25,563 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:35:25,564 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 20:35:25,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 08:35:25 BoogieIcfgContainer [2023-04-01 20:35:25,596 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 20:35:25,596 INFO L158 Benchmark]: Toolchain (without parser) took 226263.31ms. Allocated memory was 259.0MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 216.0MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. [2023-04-01 20:35:25,596 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 194.0MB. Free memory is still 148.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 20:35:25,597 INFO L158 Benchmark]: CACSL2BoogieTranslator took 683.20ms. Allocated memory is still 259.0MB. Free memory was 216.0MB in the beginning and 152.1MB in the end (delta: 64.0MB). Peak memory consumption was 64.0MB. Max. memory is 8.0GB. [2023-04-01 20:35:25,597 INFO L158 Benchmark]: Boogie Preprocessor took 151.74ms. Allocated memory is still 259.0MB. Free memory was 152.1MB in the beginning and 141.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-04-01 20:35:25,597 INFO L158 Benchmark]: RCFGBuilder took 1341.74ms. Allocated memory is still 259.0MB. Free memory was 141.1MB in the beginning and 195.5MB in the end (delta: -54.4MB). Peak memory consumption was 80.9MB. Max. memory is 8.0GB. [2023-04-01 20:35:25,597 INFO L158 Benchmark]: TraceAbstraction took 224082.90ms. Allocated memory was 259.0MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 194.9MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. [2023-04-01 20:35:25,598 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 194.0MB. Free memory is still 148.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 683.20ms. Allocated memory is still 259.0MB. Free memory was 216.0MB in the beginning and 152.1MB in the end (delta: 64.0MB). Peak memory consumption was 64.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 151.74ms. Allocated memory is still 259.0MB. Free memory was 152.1MB in the beginning and 141.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * RCFGBuilder took 1341.74ms. Allocated memory is still 259.0MB. Free memory was 141.1MB in the beginning and 195.5MB in the end (delta: -54.4MB). Peak memory consumption was 80.9MB. Max. memory is 8.0GB. * TraceAbstraction took 224082.90ms. Allocated memory was 259.0MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 194.9MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 1.9GB. 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: 1594]: 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, 314 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 224.0s, OverallIterations: 11, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 19.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 188.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10933 SdHoareTripleChecker+Valid, 13.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10930 mSDsluCounter, 2458 SdHoareTripleChecker+Invalid, 11.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 802 mSDsCounter, 2351 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14792 IncrementalHoareTripleChecker+Invalid, 17143 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2351 mSolverCounterUnsat, 1656 mSDtfsCounter, 14792 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2802 GetRequests, 2676 SyntacticMatches, 4 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 411 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30654occurred in iteration=9, InterpolantAutomatonStates: 107, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 3248 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 885 PreInvPairs, 1449 NumberOfFragments, 2483 HoareAnnotationTreeSize, 885 FomulaSimplifications, 1100777 FormulaSimplificationTreeSizeReduction, 171.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 130634 FormulaSimplificationTreeSizeReductionInter, 16.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 9.1s InterpolantComputationTime, 4472 NumberOfCodeBlocks, 4472 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 5256 ConstructedInterpolants, 0 QuantifiedInterpolants, 17786 SizeOfPredicates, 5 NumberOfNonLiveVariables, 7827 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 21 InterpolantComputations, 8 PerfectInterpolantSequences, 1702/1806 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: 1668]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((1 < \old(a3) || 0 < \old(a11)) || ((((a26 == 0 && a5 == 1) && a3 <= 0) && a12 <= 0) && a27 == 1)) || 0 < \old(a6)) || !(\old(a5) == 1)) || 0 < \old(a12)) || !(\old(a27) == 1)) || (((a26 == 1 && a5 == 1) && a12 == 1) && a27 == 1)) || ((((a26 == 0 && a5 == 1) && 2 <= a3) && a12 <= 0) && a27 == 1)) || ((((a26 == 1 && a5 == 1) && a12 == 1) && !(a6 == 1)) && a27 <= 0)) || !(\old(a7) == \old(a26))) || ((((a5 == 1 && !(a6 == 1)) && a12 <= 0) && !(a11 == 1)) && a27 <= 0)) || !(0 == \old(a26))) || (((a5 == 1 && a12 == 1) && a3 <= 1) && a27 <= 0)) || (((a26 == 1 && a5 == 1) && a12 <= 0) && a27 == 1)) || (((a5 == 1 && a11 <= 0) && a12 <= 0) && a27 == 1)) || (((a26 == 1 && a5 == 1) && a12 <= 0) && a27 <= 0)) || (((a5 == 1 && a12 == 1) && 2 <= a3) && a27 == 1)) || (((a5 == 1 && !(a6 == 1)) && a12 <= 0) && a27 == 1)) || ((((a5 == 1 && 2 <= a3) && a12 <= 0) && !(a11 == 1)) && a27 <= 0)) || ((((a5 == 1 && a3 <= 1) && a12 <= 0) && a27 == 1) && !(a11 == 1))) || ((((a5 == 1 && 2 <= a3) && !(a6 == 1)) && a12 <= 0) && a27 <= 0)) || (((a5 == 1 && a12 == 1) && !(a11 == 1)) && a27 <= 0)) || (((a5 == 1 && a12 == 1) && a3 <= 0) && a27 == 1) RESULT: Ultimate proved your program to be correct! [2023-04-01 20:35:25,648 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...