./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label56.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a498fb7710a33a2d85f447c670841227251b50491988d49c611ac72650abaae2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:51:33,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:51:33,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:51:33,408 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:51:33,409 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:51:33,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:51:33,438 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:51:33,438 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:51:33,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:51:33,440 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:51:33,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:51:33,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:51:33,442 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:51:33,443 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:51:33,444 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:51:33,444 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:51:33,445 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:51:33,446 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:51:33,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:51:33,447 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:51:33,447 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:51:33,448 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:51:33,449 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:51:33,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:51:33,450 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:51:33,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:51:33,452 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:51:33,452 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:51:33,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:51:33,454 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:51:33,454 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:51:33,455 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:51:33,455 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:51:33,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:51:33,456 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:51:33,457 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:51:33,458 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:51:33,458 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:51:33,459 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:51:33,459 INFO L153 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a498fb7710a33a2d85f447c670841227251b50491988d49c611ac72650abaae2 [2023-11-06 22:51:33,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:51:33,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:51:33,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:51:33,761 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:51:33,762 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:51:33,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2023-11-06 22:51:36,914 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:51:37,432 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:51:37,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2023-11-06 22:51:37,458 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/data/120779e86/2ed33ff0350541be97f3c1acfeabb16f/FLAG02a237e56 [2023-11-06 22:51:37,483 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/data/120779e86/2ed33ff0350541be97f3c1acfeabb16f [2023-11-06 22:51:37,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:51:37,493 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:51:37,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:51:37,497 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:51:37,503 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:51:37,505 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:51:37" (1/1) ... [2023-11-06 22:51:37,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667d9a71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:37, skipping insertion in model container [2023-11-06 22:51:37,507 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:51:37" (1/1) ... [2023-11-06 22:51:37,628 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:51:37,909 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/sv-benchmarks/c/eca-rers2012/Problem15_label56.c[4182,4195] [2023-11-06 22:51:38,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:51:38,526 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:51:38,557 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/sv-benchmarks/c/eca-rers2012/Problem15_label56.c[4182,4195] [2023-11-06 22:51:38,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:51:38,894 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:51:38,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:38 WrapperNode [2023-11-06 22:51:38,895 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:51:38,897 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:51:38,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:51:38,897 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:51:38,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:38" (1/1) ... [2023-11-06 22:51:38,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:38" (1/1) ... [2023-11-06 22:51:39,170 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1759 [2023-11-06 22:51:39,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:51:39,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:51:39,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:51:39,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:51:39,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:38" (1/1) ... [2023-11-06 22:51:39,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:38" (1/1) ... [2023-11-06 22:51:39,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:38" (1/1) ... [2023-11-06 22:51:39,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:38" (1/1) ... [2023-11-06 22:51:39,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:38" (1/1) ... [2023-11-06 22:51:39,383 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:38" (1/1) ... [2023-11-06 22:51:39,434 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:38" (1/1) ... [2023-11-06 22:51:39,446 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:38" (1/1) ... [2023-11-06 22:51:39,488 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:51:39,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:51:39,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:51:39,490 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:51:39,491 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:38" (1/1) ... [2023-11-06 22:51:39,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:51:39,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:51:39,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:51:39,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:51:39,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:51:39,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:51:39,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:51:39,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:51:39,728 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:51:39,730 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:51:43,643 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:51:43,667 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:51:43,668 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:51:43,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:51:43 BoogieIcfgContainer [2023-11-06 22:51:43,672 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:51:43,677 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:51:43,677 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:51:43,681 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:51:43,683 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:51:37" (1/3) ... [2023-11-06 22:51:43,684 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b8fd1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:51:43, skipping insertion in model container [2023-11-06 22:51:43,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:51:38" (2/3) ... [2023-11-06 22:51:43,687 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b8fd1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:51:43, skipping insertion in model container [2023-11-06 22:51:43,688 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:51:43" (3/3) ... [2023-11-06 22:51:43,689 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label56.c [2023-11-06 22:51:43,714 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:51:43,714 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:51:43,820 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:51:43,829 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;@6415c47, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:51:43,830 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:51:43,838 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 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) [2023-11-06 22:51:43,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-06 22:51:43,847 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:51:43,847 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] [2023-11-06 22:51:43,848 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:51:43,856 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:51:43,857 INFO L85 PathProgramCache]: Analyzing trace with hash 2113343065, now seen corresponding path program 1 times [2023-11-06 22:51:43,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:51:43,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879926785] [2023-11-06 22:51:43,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:51:43,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:51:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:44,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:51:44,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:51:44,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879926785] [2023-11-06 22:51:44,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879926785] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:51:44,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:51:44,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:51:44,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410961695] [2023-11-06 22:51:44,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:51:44,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:51:44,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:51:44,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:51:44,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:51:44,357 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 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) [2023-11-06 22:51:47,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:51:47,502 INFO L93 Difference]: Finished difference Result 1154 states and 2106 transitions. [2023-11-06 22:51:47,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:51:47,506 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2023-11-06 22:51:47,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:51:47,525 INFO L225 Difference]: With dead ends: 1154 [2023-11-06 22:51:47,526 INFO L226 Difference]: Without dead ends: 665 [2023-11-06 22:51:47,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:51:47,536 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 288 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:51:47,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 383 Invalid, 1230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-06 22:51:47,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2023-11-06 22:51:47,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2023-11-06 22:51:47,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4818731117824773) internal successors, (981), 662 states have internal predecessors, (981), 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) [2023-11-06 22:51:47,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2023-11-06 22:51:47,668 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 33 [2023-11-06 22:51:47,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:51:47,669 INFO L495 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2023-11-06 22:51:47,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 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) [2023-11-06 22:51:47,669 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2023-11-06 22:51:47,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-06 22:51:47,674 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:51:47,675 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:51:47,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:51:47,675 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:51:47,676 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:51:47,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1976974785, now seen corresponding path program 1 times [2023-11-06 22:51:47,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:51:47,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34195345] [2023-11-06 22:51:47,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:51:47,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:51:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:48,377 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:51:48,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:51:48,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34195345] [2023-11-06 22:51:48,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34195345] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:51:48,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:51:48,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:51:48,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338346962] [2023-11-06 22:51:48,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:51:48,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:51:48,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:51:48,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:51:48,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:51:48,383 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 2 states have internal predecessors, (98), 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) [2023-11-06 22:51:50,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:51:50,472 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2023-11-06 22:51:50,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:51:50,474 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 2 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2023-11-06 22:51:50,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:51:50,480 INFO L225 Difference]: With dead ends: 1624 [2023-11-06 22:51:50,480 INFO L226 Difference]: Without dead ends: 963 [2023-11-06 22:51:50,481 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:51:50,483 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 237 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:51:50,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 337 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-06 22:51:50,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2023-11-06 22:51:50,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2023-11-06 22:51:50,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 962 states have (on average 1.362785862785863) internal successors, (1311), 962 states have internal predecessors, (1311), 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) [2023-11-06 22:51:50,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2023-11-06 22:51:50,520 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 98 [2023-11-06 22:51:50,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:51:50,520 INFO L495 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2023-11-06 22:51:50,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 2 states have internal predecessors, (98), 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) [2023-11-06 22:51:50,521 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2023-11-06 22:51:50,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-06 22:51:50,523 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:51:50,524 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:51:50,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:51:50,524 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:51:50,525 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:51:50,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1824647890, now seen corresponding path program 1 times [2023-11-06 22:51:50,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:51:50,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132875706] [2023-11-06 22:51:50,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:51:50,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:51:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:50,882 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:51:50,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:51:50,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132875706] [2023-11-06 22:51:50,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132875706] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:51:50,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:51:50,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:51:50,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605747849] [2023-11-06 22:51:50,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:51:50,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:51:50,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:51:50,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:51:50,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:51:50,887 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand has 5 states, 5 states have (on average 20.6) internal successors, (103), 4 states have internal predecessors, (103), 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) [2023-11-06 22:51:54,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:51:54,031 INFO L93 Difference]: Finished difference Result 2240 states and 3197 transitions. [2023-11-06 22:51:54,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:51:54,031 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2023-11-06 22:51:54,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:51:54,041 INFO L225 Difference]: With dead ends: 2240 [2023-11-06 22:51:54,042 INFO L226 Difference]: Without dead ends: 1578 [2023-11-06 22:51:54,044 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:51:54,045 INFO L413 NwaCegarLoop]: 268 mSDtfsCounter, 358 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 1665 mSolverCounterSat, 481 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 358 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 2146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 481 IncrementalHoareTripleChecker+Valid, 1665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:51:54,046 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [358 Valid, 363 Invalid, 2146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [481 Valid, 1665 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-06 22:51:54,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1578 states. [2023-11-06 22:51:54,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1578 to 1266. [2023-11-06 22:51:54,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1265 states have (on average 1.3043478260869565) internal successors, (1650), 1265 states have internal predecessors, (1650), 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) [2023-11-06 22:51:54,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1650 transitions. [2023-11-06 22:51:54,087 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1650 transitions. Word has length 103 [2023-11-06 22:51:54,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:51:54,088 INFO L495 AbstractCegarLoop]: Abstraction has 1266 states and 1650 transitions. [2023-11-06 22:51:54,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 4 states have internal predecessors, (103), 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) [2023-11-06 22:51:54,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1650 transitions. [2023-11-06 22:51:54,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-06 22:51:54,094 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:51:54,095 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:51:54,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:51:54,095 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:51:54,096 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:51:54,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1763852906, now seen corresponding path program 1 times [2023-11-06 22:51:54,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:51:54,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750962268] [2023-11-06 22:51:54,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:51:54,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:51:54,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:54,434 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:51:54,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:51:54,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750962268] [2023-11-06 22:51:54,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750962268] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:51:54,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:51:54,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:51:54,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434556320] [2023-11-06 22:51:54,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:51:54,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:51:54,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:51:54,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:51:54,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:51:54,441 INFO L87 Difference]: Start difference. First operand 1266 states and 1650 transitions. Second operand has 4 states, 4 states have (on average 49.75) internal successors, (199), 3 states have internal predecessors, (199), 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) [2023-11-06 22:51:58,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:51:58,967 INFO L93 Difference]: Finished difference Result 4670 states and 6170 transitions. [2023-11-06 22:51:58,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:51:58,969 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 49.75) internal successors, (199), 3 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 199 [2023-11-06 22:51:58,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:51:58,988 INFO L225 Difference]: With dead ends: 4670 [2023-11-06 22:51:58,989 INFO L226 Difference]: Without dead ends: 3406 [2023-11-06 22:51:58,991 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:51:58,993 INFO L413 NwaCegarLoop]: 292 mSDtfsCounter, 489 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 2238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:51:58,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [489 Valid, 348 Invalid, 2238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-11-06 22:51:58,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3406 states. [2023-11-06 22:51:59,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3406 to 3381. [2023-11-06 22:51:59,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.2366863905325445) internal successors, (4180), 3380 states have internal predecessors, (4180), 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) [2023-11-06 22:51:59,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4180 transitions. [2023-11-06 22:51:59,127 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4180 transitions. Word has length 199 [2023-11-06 22:51:59,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:51:59,129 INFO L495 AbstractCegarLoop]: Abstraction has 3381 states and 4180 transitions. [2023-11-06 22:51:59,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 49.75) internal successors, (199), 3 states have internal predecessors, (199), 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) [2023-11-06 22:51:59,130 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4180 transitions. [2023-11-06 22:51:59,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-06 22:51:59,137 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:51:59,138 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:51:59,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:51:59,138 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:51:59,139 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:51:59,139 INFO L85 PathProgramCache]: Analyzing trace with hash -1964504972, now seen corresponding path program 1 times [2023-11-06 22:51:59,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:51:59,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755353377] [2023-11-06 22:51:59,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:51:59,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:51:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,502 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-06 22:51:59,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:51:59,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755353377] [2023-11-06 22:51:59,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755353377] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:51:59,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:51:59,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:51:59,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472762663] [2023-11-06 22:51:59,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:51:59,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:51:59,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:51:59,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:51:59,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:51:59,508 INFO L87 Difference]: Start difference. First operand 3381 states and 4180 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 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) [2023-11-06 22:52:01,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:01,553 INFO L93 Difference]: Finished difference Result 8563 states and 10754 transitions. [2023-11-06 22:52:01,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:01,554 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 203 [2023-11-06 22:52:01,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:01,623 INFO L225 Difference]: With dead ends: 8563 [2023-11-06 22:52:01,628 INFO L226 Difference]: Without dead ends: 5483 [2023-11-06 22:52:01,632 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:01,637 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:01,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-06 22:52:01,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2023-11-06 22:52:01,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 5478. [2023-11-06 22:52:01,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.16870549570933) internal successors, (6401), 5477 states have internal predecessors, (6401), 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) [2023-11-06 22:52:01,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6401 transitions. [2023-11-06 22:52:01,771 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6401 transitions. Word has length 203 [2023-11-06 22:52:01,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:01,772 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6401 transitions. [2023-11-06 22:52:01,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 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) [2023-11-06 22:52:01,772 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6401 transitions. [2023-11-06 22:52:01,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2023-11-06 22:52:01,779 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:01,780 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:52:01,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:52:01,780 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:01,781 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:01,782 INFO L85 PathProgramCache]: Analyzing trace with hash 360964428, now seen corresponding path program 1 times [2023-11-06 22:52:01,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:01,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476367234] [2023-11-06 22:52:01,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:01,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:02,573 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-06 22:52:02,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:02,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476367234] [2023-11-06 22:52:02,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476367234] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:02,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:02,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:52:02,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289014918] [2023-11-06 22:52:02,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:02,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:02,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:02,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:02,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:02,578 INFO L87 Difference]: Start difference. First operand 5478 states and 6401 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 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) [2023-11-06 22:52:04,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:04,512 INFO L93 Difference]: Finished difference Result 10655 states and 12489 transitions. [2023-11-06 22:52:04,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:04,514 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 305 [2023-11-06 22:52:04,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:04,540 INFO L225 Difference]: With dead ends: 10655 [2023-11-06 22:52:04,540 INFO L226 Difference]: Without dead ends: 5478 [2023-11-06 22:52:04,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:04,547 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:04,548 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-06 22:52:04,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5478 states. [2023-11-06 22:52:04,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5478 to 5478. [2023-11-06 22:52:04,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1676100054774512) internal successors, (6395), 5477 states have internal predecessors, (6395), 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) [2023-11-06 22:52:04,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6395 transitions. [2023-11-06 22:52:04,680 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6395 transitions. Word has length 305 [2023-11-06 22:52:04,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:04,681 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6395 transitions. [2023-11-06 22:52:04,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 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) [2023-11-06 22:52:04,683 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6395 transitions. [2023-11-06 22:52:04,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2023-11-06 22:52:04,695 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:04,695 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:52:04,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:52:04,696 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:04,696 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:04,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1031709635, now seen corresponding path program 1 times [2023-11-06 22:52:04,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:04,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213838812] [2023-11-06 22:52:04,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:04,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:05,026 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-06 22:52:05,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:05,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213838812] [2023-11-06 22:52:05,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213838812] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:05,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:05,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:52:05,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297731791] [2023-11-06 22:52:05,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:05,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:05,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:05,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:05,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:05,030 INFO L87 Difference]: Start difference. First operand 5478 states and 6395 transitions. Second operand has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 states have internal predecessors, (231), 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) [2023-11-06 22:52:07,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:07,552 INFO L93 Difference]: Finished difference Result 11851 states and 14151 transitions. [2023-11-06 22:52:07,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:07,553 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 320 [2023-11-06 22:52:07,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:07,587 INFO L225 Difference]: With dead ends: 11851 [2023-11-06 22:52:07,587 INFO L226 Difference]: Without dead ends: 6674 [2023-11-06 22:52:07,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:07,594 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 282 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:07,595 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-06 22:52:07,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6674 states. [2023-11-06 22:52:07,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6674 to 4876. [2023-11-06 22:52:07,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4876 states, 4875 states have (on average 1.1805128205128206) internal successors, (5755), 4875 states have internal predecessors, (5755), 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) [2023-11-06 22:52:07,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4876 states to 4876 states and 5755 transitions. [2023-11-06 22:52:07,791 INFO L78 Accepts]: Start accepts. Automaton has 4876 states and 5755 transitions. Word has length 320 [2023-11-06 22:52:07,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:07,793 INFO L495 AbstractCegarLoop]: Abstraction has 4876 states and 5755 transitions. [2023-11-06 22:52:07,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 states have internal predecessors, (231), 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) [2023-11-06 22:52:07,793 INFO L276 IsEmpty]: Start isEmpty. Operand 4876 states and 5755 transitions. [2023-11-06 22:52:07,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2023-11-06 22:52:07,802 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:07,804 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:07,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:52:07,805 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:07,805 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:07,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1931775866, now seen corresponding path program 1 times [2023-11-06 22:52:07,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:07,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113119668] [2023-11-06 22:52:07,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:07,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:08,322 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-06 22:52:08,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:08,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113119668] [2023-11-06 22:52:08,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113119668] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:08,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:08,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:52:08,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304306184] [2023-11-06 22:52:08,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:08,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:08,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:08,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:08,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:08,327 INFO L87 Difference]: Start difference. First operand 4876 states and 5755 transitions. Second operand has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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) [2023-11-06 22:52:10,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:10,570 INFO L93 Difference]: Finished difference Result 11852 states and 14244 transitions. [2023-11-06 22:52:10,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:10,571 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 379 [2023-11-06 22:52:10,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:10,605 INFO L225 Difference]: With dead ends: 11852 [2023-11-06 22:52:10,605 INFO L226 Difference]: Without dead ends: 7277 [2023-11-06 22:52:10,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:10,611 INFO L413 NwaCegarLoop]: 600 mSDtfsCounter, 295 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:10,612 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [295 Valid, 637 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-06 22:52:10,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7277 states. [2023-11-06 22:52:10,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7277 to 6380. [2023-11-06 22:52:10,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6380 states, 6379 states have (on average 1.1558237968333596) internal successors, (7373), 6379 states have internal predecessors, (7373), 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) [2023-11-06 22:52:10,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 7373 transitions. [2023-11-06 22:52:10,753 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 7373 transitions. Word has length 379 [2023-11-06 22:52:10,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:10,754 INFO L495 AbstractCegarLoop]: Abstraction has 6380 states and 7373 transitions. [2023-11-06 22:52:10,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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) [2023-11-06 22:52:10,755 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 7373 transitions. [2023-11-06 22:52:10,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2023-11-06 22:52:10,762 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:10,763 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:10,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 22:52:10,764 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:10,764 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:10,764 INFO L85 PathProgramCache]: Analyzing trace with hash 851490982, now seen corresponding path program 1 times [2023-11-06 22:52:10,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:10,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796542560] [2023-11-06 22:52:10,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:10,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:10,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:11,259 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:52:11,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:11,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796542560] [2023-11-06 22:52:11,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796542560] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:11,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:11,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:52:11,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171623222] [2023-11-06 22:52:11,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:11,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:11,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:11,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:11,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:11,274 INFO L87 Difference]: Start difference. First operand 6380 states and 7373 transitions. Second operand has 3 states, 3 states have (on average 128.33333333333334) internal successors, (385), 3 states have internal predecessors, (385), 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) [2023-11-06 22:52:13,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:13,382 INFO L93 Difference]: Finished difference Result 14563 states and 17152 transitions. [2023-11-06 22:52:13,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:13,384 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 128.33333333333334) internal successors, (385), 3 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 385 [2023-11-06 22:52:13,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:13,402 INFO L225 Difference]: With dead ends: 14563 [2023-11-06 22:52:13,402 INFO L226 Difference]: Without dead ends: 8484 [2023-11-06 22:52:13,409 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:13,410 INFO L413 NwaCegarLoop]: 564 mSDtfsCounter, 248 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:13,411 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 603 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-06 22:52:13,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8484 states. [2023-11-06 22:52:13,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8484 to 7584. [2023-11-06 22:52:13,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7584 states, 7583 states have (on average 1.1425557167348015) internal successors, (8664), 7583 states have internal predecessors, (8664), 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) [2023-11-06 22:52:13,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7584 states to 7584 states and 8664 transitions. [2023-11-06 22:52:13,554 INFO L78 Accepts]: Start accepts. Automaton has 7584 states and 8664 transitions. Word has length 385 [2023-11-06 22:52:13,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:13,556 INFO L495 AbstractCegarLoop]: Abstraction has 7584 states and 8664 transitions. [2023-11-06 22:52:13,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 128.33333333333334) internal successors, (385), 3 states have internal predecessors, (385), 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) [2023-11-06 22:52:13,557 INFO L276 IsEmpty]: Start isEmpty. Operand 7584 states and 8664 transitions. [2023-11-06 22:52:13,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2023-11-06 22:52:13,566 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:13,567 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:13,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-06 22:52:13,568 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:13,573 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:13,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1354942547, now seen corresponding path program 1 times [2023-11-06 22:52:13,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:13,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170145670] [2023-11-06 22:52:13,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:13,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:14,041 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-06 22:52:14,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:14,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170145670] [2023-11-06 22:52:14,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170145670] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:14,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:14,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:52:14,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542583105] [2023-11-06 22:52:14,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:14,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:14,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:14,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:14,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:14,045 INFO L87 Difference]: Start difference. First operand 7584 states and 8664 transitions. Second operand has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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) [2023-11-06 22:52:16,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:16,177 INFO L93 Difference]: Finished difference Result 16661 states and 19398 transitions. [2023-11-06 22:52:16,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:16,178 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 402 [2023-11-06 22:52:16,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:16,197 INFO L225 Difference]: With dead ends: 16661 [2023-11-06 22:52:16,197 INFO L226 Difference]: Without dead ends: 9378 [2023-11-06 22:52:16,206 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:16,207 INFO L413 NwaCegarLoop]: 580 mSDtfsCounter, 246 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:16,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 619 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 880 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-06 22:52:16,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9378 states. [2023-11-06 22:52:16,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9378 to 9075. [2023-11-06 22:52:16,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9075 states, 9074 states have (on average 1.1320255675556534) internal successors, (10272), 9074 states have internal predecessors, (10272), 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) [2023-11-06 22:52:16,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9075 states to 9075 states and 10272 transitions. [2023-11-06 22:52:16,368 INFO L78 Accepts]: Start accepts. Automaton has 9075 states and 10272 transitions. Word has length 402 [2023-11-06 22:52:16,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:16,369 INFO L495 AbstractCegarLoop]: Abstraction has 9075 states and 10272 transitions. [2023-11-06 22:52:16,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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) [2023-11-06 22:52:16,369 INFO L276 IsEmpty]: Start isEmpty. Operand 9075 states and 10272 transitions. [2023-11-06 22:52:16,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2023-11-06 22:52:16,383 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:16,384 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2023-11-06 22:52:16,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-06 22:52:16,384 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:16,385 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:16,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1150058578, now seen corresponding path program 1 times [2023-11-06 22:52:16,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:16,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042869024] [2023-11-06 22:52:16,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:16,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:17,279 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 471 proven. 39 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2023-11-06 22:52:17,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:17,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042869024] [2023-11-06 22:52:17,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042869024] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:52:17,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [916424251] [2023-11-06 22:52:17,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:17,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:52:17,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:17,284 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:52:17,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:52:17,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:17,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 650 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:52:17,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:52:17,779 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2023-11-06 22:52:17,780 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:52:17,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [916424251] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:17,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:52:17,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-11-06 22:52:17,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668407769] [2023-11-06 22:52:17,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:17,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:17,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:17,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:17,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:52:17,784 INFO L87 Difference]: Start difference. First operand 9075 states and 10272 transitions. Second operand has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 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) [2023-11-06 22:52:19,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:19,850 INFO L93 Difference]: Finished difference Result 20240 states and 23193 transitions. [2023-11-06 22:52:19,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:19,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 517 [2023-11-06 22:52:19,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:19,872 INFO L225 Difference]: With dead ends: 20240 [2023-11-06 22:52:19,872 INFO L226 Difference]: Without dead ends: 11466 [2023-11-06 22:52:19,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 520 GetRequests, 516 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:52:19,882 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 384 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 384 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 1096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:19,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [384 Valid, 447 Invalid, 1096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-06 22:52:19,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11466 states. [2023-11-06 22:52:20,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11466 to 11466. [2023-11-06 22:52:20,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11466 states, 11465 states have (on average 1.136676842564326) internal successors, (13032), 11465 states have internal predecessors, (13032), 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) [2023-11-06 22:52:20,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11466 states to 11466 states and 13032 transitions. [2023-11-06 22:52:20,080 INFO L78 Accepts]: Start accepts. Automaton has 11466 states and 13032 transitions. Word has length 517 [2023-11-06 22:52:20,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:20,081 INFO L495 AbstractCegarLoop]: Abstraction has 11466 states and 13032 transitions. [2023-11-06 22:52:20,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 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) [2023-11-06 22:52:20,081 INFO L276 IsEmpty]: Start isEmpty. Operand 11466 states and 13032 transitions. [2023-11-06 22:52:20,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2023-11-06 22:52:20,090 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:20,090 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2023-11-06 22:52:20,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:20,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:52:20,298 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:20,298 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:20,298 INFO L85 PathProgramCache]: Analyzing trace with hash 162599516, now seen corresponding path program 1 times [2023-11-06 22:52:20,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:20,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374758477] [2023-11-06 22:52:20,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:20,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:21,009 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2023-11-06 22:52:21,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:21,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374758477] [2023-11-06 22:52:21,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374758477] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:21,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:21,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:52:21,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470224923] [2023-11-06 22:52:21,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:21,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:21,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:21,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:21,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:21,013 INFO L87 Difference]: Start difference. First operand 11466 states and 13032 transitions. Second operand has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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) [2023-11-06 22:52:23,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:23,487 INFO L93 Difference]: Finished difference Result 27130 states and 31140 transitions. [2023-11-06 22:52:23,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:23,488 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 521 [2023-11-06 22:52:23,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:23,519 INFO L225 Difference]: With dead ends: 27130 [2023-11-06 22:52:23,519 INFO L226 Difference]: Without dead ends: 15965 [2023-11-06 22:52:23,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:23,529 INFO L413 NwaCegarLoop]: 588 mSDtfsCounter, 246 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:23,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 621 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-06 22:52:23,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15965 states. [2023-11-06 22:52:23,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15965 to 15356. [2023-11-06 22:52:23,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15356 states, 15355 states have (on average 1.1286225985021165) internal successors, (17330), 15355 states have internal predecessors, (17330), 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) [2023-11-06 22:52:23,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15356 states to 15356 states and 17330 transitions. [2023-11-06 22:52:23,743 INFO L78 Accepts]: Start accepts. Automaton has 15356 states and 17330 transitions. Word has length 521 [2023-11-06 22:52:23,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:23,744 INFO L495 AbstractCegarLoop]: Abstraction has 15356 states and 17330 transitions. [2023-11-06 22:52:23,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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) [2023-11-06 22:52:23,745 INFO L276 IsEmpty]: Start isEmpty. Operand 15356 states and 17330 transitions. [2023-11-06 22:52:23,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 597 [2023-11-06 22:52:23,757 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:23,757 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:23,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-06 22:52:23,758 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:23,758 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:23,758 INFO L85 PathProgramCache]: Analyzing trace with hash -2016614800, now seen corresponding path program 1 times [2023-11-06 22:52:23,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:23,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344771117] [2023-11-06 22:52:23,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:23,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:24,637 INFO L134 CoverageAnalysis]: Checked inductivity of 989 backedges. 628 proven. 39 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2023-11-06 22:52:24,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:24,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344771117] [2023-11-06 22:52:24,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344771117] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:52:24,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414112291] [2023-11-06 22:52:24,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:24,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:52:24,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:24,652 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:52:24,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:52:24,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:24,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 755 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:52:24,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:52:25,097 INFO L134 CoverageAnalysis]: Checked inductivity of 989 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2023-11-06 22:52:25,097 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:52:25,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414112291] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:25,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:52:25,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-11-06 22:52:25,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878754835] [2023-11-06 22:52:25,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:25,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:25,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:25,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:25,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:52:25,100 INFO L87 Difference]: Start difference. First operand 15356 states and 17330 transitions. Second operand has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 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) [2023-11-06 22:52:27,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:27,256 INFO L93 Difference]: Finished difference Result 30108 states and 34018 transitions. [2023-11-06 22:52:27,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:27,257 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 596 [2023-11-06 22:52:27,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:27,287 INFO L225 Difference]: With dead ends: 30108 [2023-11-06 22:52:27,287 INFO L226 Difference]: Without dead ends: 15053 [2023-11-06 22:52:27,301 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 599 GetRequests, 595 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:52:27,302 INFO L413 NwaCegarLoop]: 567 mSDtfsCounter, 252 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 878 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 1086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 878 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:27,302 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 604 Invalid, 1086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 878 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-06 22:52:27,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15053 states. [2023-11-06 22:52:27,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15053 to 15052. [2023-11-06 22:52:27,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15052 states, 15051 states have (on average 1.0795295993621685) internal successors, (16248), 15051 states have internal predecessors, (16248), 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) [2023-11-06 22:52:27,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15052 states to 15052 states and 16248 transitions. [2023-11-06 22:52:27,548 INFO L78 Accepts]: Start accepts. Automaton has 15052 states and 16248 transitions. Word has length 596 [2023-11-06 22:52:27,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:27,549 INFO L495 AbstractCegarLoop]: Abstraction has 15052 states and 16248 transitions. [2023-11-06 22:52:27,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 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) [2023-11-06 22:52:27,549 INFO L276 IsEmpty]: Start isEmpty. Operand 15052 states and 16248 transitions. [2023-11-06 22:52:27,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 598 [2023-11-06 22:52:27,563 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:27,564 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:52:27,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-06 22:52:27,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:52:27,770 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:27,771 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:27,771 INFO L85 PathProgramCache]: Analyzing trace with hash 765627537, now seen corresponding path program 1 times [2023-11-06 22:52:27,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:27,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733926818] [2023-11-06 22:52:27,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:27,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:28,683 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 555 proven. 39 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2023-11-06 22:52:28,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:28,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733926818] [2023-11-06 22:52:28,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733926818] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:52:28,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [411160168] [2023-11-06 22:52:28,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:28,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:52:28,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:28,688 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:52:28,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:52:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:28,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:52:28,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:52:29,903 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 555 proven. 39 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2023-11-06 22:52:29,903 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:52:30,799 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 555 proven. 39 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2023-11-06 22:52:30,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [411160168] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:52:30,800 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:52:30,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2023-11-06 22:52:30,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325387487] [2023-11-06 22:52:30,803 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:52:30,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:52:30,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:30,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:52:30,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:52:30,807 INFO L87 Difference]: Start difference. First operand 15052 states and 16248 transitions. Second operand has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 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) [2023-11-06 22:52:38,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:38,520 INFO L93 Difference]: Finished difference Result 38434 states and 41454 transitions. [2023-11-06 22:52:38,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 22:52:38,521 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 597 [2023-11-06 22:52:38,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:38,539 INFO L225 Difference]: With dead ends: 38434 [2023-11-06 22:52:38,539 INFO L226 Difference]: Without dead ends: 16546 [2023-11-06 22:52:38,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1203 GetRequests, 1189 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:52:38,549 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 2889 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 5609 mSolverCounterSat, 639 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2889 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 6248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 639 IncrementalHoareTripleChecker+Valid, 5609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:38,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2889 Valid, 242 Invalid, 6248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [639 Valid, 5609 Invalid, 0 Unknown, 0 Unchecked, 7.3s Time] [2023-11-06 22:52:38,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16546 states. [2023-11-06 22:52:38,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16546 to 12357. [2023-11-06 22:52:38,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12357 states, 12356 states have (on average 1.0386047264486888) internal successors, (12833), 12356 states have internal predecessors, (12833), 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) [2023-11-06 22:52:38,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12357 states to 12357 states and 12833 transitions. [2023-11-06 22:52:38,745 INFO L78 Accepts]: Start accepts. Automaton has 12357 states and 12833 transitions. Word has length 597 [2023-11-06 22:52:38,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:38,745 INFO L495 AbstractCegarLoop]: Abstraction has 12357 states and 12833 transitions. [2023-11-06 22:52:38,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 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) [2023-11-06 22:52:38,746 INFO L276 IsEmpty]: Start isEmpty. Operand 12357 states and 12833 transitions. [2023-11-06 22:52:38,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2023-11-06 22:52:38,755 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:38,756 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:38,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:38,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:52:38,963 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:38,963 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:38,964 INFO L85 PathProgramCache]: Analyzing trace with hash -2010556868, now seen corresponding path program 1 times [2023-11-06 22:52:38,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:38,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587769710] [2023-11-06 22:52:38,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:38,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:39,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:39,564 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-11-06 22:52:39,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:39,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587769710] [2023-11-06 22:52:39,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587769710] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:39,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:39,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:52:39,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958141425] [2023-11-06 22:52:39,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:39,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:39,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:39,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:39,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:39,568 INFO L87 Difference]: Start difference. First operand 12357 states and 12833 transitions. Second operand has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 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) [2023-11-06 22:52:40,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:40,872 INFO L93 Difference]: Finished difference Result 28295 states and 29436 transitions. [2023-11-06 22:52:40,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:40,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 634 [2023-11-06 22:52:40,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:40,891 INFO L225 Difference]: With dead ends: 28295 [2023-11-06 22:52:40,892 INFO L226 Difference]: Without dead ends: 15940 [2023-11-06 22:52:40,900 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:40,901 INFO L413 NwaCegarLoop]: 497 mSDtfsCounter, 281 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 741 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:40,902 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 536 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 741 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-06 22:52:40,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15940 states. [2023-11-06 22:52:41,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15940 to 15043. [2023-11-06 22:52:41,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15043 states, 15042 states have (on average 1.032974338518814) internal successors, (15538), 15042 states have internal predecessors, (15538), 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) [2023-11-06 22:52:41,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15043 states to 15043 states and 15538 transitions. [2023-11-06 22:52:41,123 INFO L78 Accepts]: Start accepts. Automaton has 15043 states and 15538 transitions. Word has length 634 [2023-11-06 22:52:41,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:41,124 INFO L495 AbstractCegarLoop]: Abstraction has 15043 states and 15538 transitions. [2023-11-06 22:52:41,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 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) [2023-11-06 22:52:41,124 INFO L276 IsEmpty]: Start isEmpty. Operand 15043 states and 15538 transitions. [2023-11-06 22:52:41,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2023-11-06 22:52:41,135 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:41,136 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:41,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-06 22:52:41,136 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:41,137 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:41,137 INFO L85 PathProgramCache]: Analyzing trace with hash -229933604, now seen corresponding path program 1 times [2023-11-06 22:52:41,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:41,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515492359] [2023-11-06 22:52:41,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:41,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:41,776 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2023-11-06 22:52:41,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:41,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515492359] [2023-11-06 22:52:41,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515492359] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:41,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:41,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:52:41,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071962252] [2023-11-06 22:52:41,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:41,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:52:41,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:41,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:52:41,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:52:41,780 INFO L87 Difference]: Start difference. First operand 15043 states and 15538 transitions. Second operand has 4 states, 4 states have (on average 77.0) internal successors, (308), 4 states have internal predecessors, (308), 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) [2023-11-06 22:52:43,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:43,899 INFO L93 Difference]: Finished difference Result 33973 states and 35169 transitions. [2023-11-06 22:52:43,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:52:43,900 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 77.0) internal successors, (308), 4 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 658 [2023-11-06 22:52:43,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:43,914 INFO L225 Difference]: With dead ends: 33973 [2023-11-06 22:52:43,914 INFO L226 Difference]: Without dead ends: 18932 [2023-11-06 22:52:43,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:52:43,924 INFO L413 NwaCegarLoop]: 391 mSDtfsCounter, 660 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 1776 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 660 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 1943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:43,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [660 Valid, 438 Invalid, 1943 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1776 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-06 22:52:43,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18932 states. [2023-11-06 22:52:44,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18932 to 18035. [2023-11-06 22:52:44,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18035 states, 18034 states have (on average 1.0311633581013642) internal successors, (18596), 18034 states have internal predecessors, (18596), 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) [2023-11-06 22:52:44,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18035 states to 18035 states and 18596 transitions. [2023-11-06 22:52:44,180 INFO L78 Accepts]: Start accepts. Automaton has 18035 states and 18596 transitions. Word has length 658 [2023-11-06 22:52:44,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:44,181 INFO L495 AbstractCegarLoop]: Abstraction has 18035 states and 18596 transitions. [2023-11-06 22:52:44,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 77.0) internal successors, (308), 4 states have internal predecessors, (308), 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) [2023-11-06 22:52:44,182 INFO L276 IsEmpty]: Start isEmpty. Operand 18035 states and 18596 transitions. [2023-11-06 22:52:44,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 690 [2023-11-06 22:52:44,195 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:44,196 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:44,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-06 22:52:44,196 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:44,196 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:44,197 INFO L85 PathProgramCache]: Analyzing trace with hash -998147796, now seen corresponding path program 1 times [2023-11-06 22:52:44,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:44,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964434807] [2023-11-06 22:52:44,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:44,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:44,669 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 475 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2023-11-06 22:52:44,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:44,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964434807] [2023-11-06 22:52:44,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964434807] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:44,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:44,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:52:44,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211724453] [2023-11-06 22:52:44,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:44,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:44,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:44,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:44,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:44,672 INFO L87 Difference]: Start difference. First operand 18035 states and 18596 transitions. Second operand has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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) [2023-11-06 22:52:45,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:45,835 INFO L93 Difference]: Finished difference Result 36065 states and 37196 transitions. [2023-11-06 22:52:45,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:45,836 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 689 [2023-11-06 22:52:45,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:45,854 INFO L225 Difference]: With dead ends: 36065 [2023-11-06 22:52:45,854 INFO L226 Difference]: Without dead ends: 18331 [2023-11-06 22:52:45,862 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:45,863 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 435 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 723 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:45,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 67 Invalid, 786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 723 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 22:52:45,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18331 states. [2023-11-06 22:52:46,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18331 to 18031. [2023-11-06 22:52:46,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18031 states, 18030 states have (on average 1.031003882418192) internal successors, (18589), 18030 states have internal predecessors, (18589), 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) [2023-11-06 22:52:46,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18031 states to 18031 states and 18589 transitions. [2023-11-06 22:52:46,074 INFO L78 Accepts]: Start accepts. Automaton has 18031 states and 18589 transitions. Word has length 689 [2023-11-06 22:52:46,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:46,075 INFO L495 AbstractCegarLoop]: Abstraction has 18031 states and 18589 transitions. [2023-11-06 22:52:46,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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) [2023-11-06 22:52:46,075 INFO L276 IsEmpty]: Start isEmpty. Operand 18031 states and 18589 transitions. [2023-11-06 22:52:46,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-11-06 22:52:46,091 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:46,092 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:46,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-06 22:52:46,093 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:46,093 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:46,093 INFO L85 PathProgramCache]: Analyzing trace with hash 860860691, now seen corresponding path program 1 times [2023-11-06 22:52:46,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:46,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300895920] [2023-11-06 22:52:46,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:46,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:46,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 608 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2023-11-06 22:52:46,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:46,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300895920] [2023-11-06 22:52:46,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300895920] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:46,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:46,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:52:46,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714750964] [2023-11-06 22:52:46,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:46,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:46,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:46,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:46,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:46,704 INFO L87 Difference]: Start difference. First operand 18031 states and 18589 transitions. Second operand has 3 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 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) [2023-11-06 22:52:48,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:48,225 INFO L93 Difference]: Finished difference Result 38449 states and 39675 transitions. [2023-11-06 22:52:48,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:48,225 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 760 [2023-11-06 22:52:48,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:48,242 INFO L225 Difference]: With dead ends: 38449 [2023-11-06 22:52:48,242 INFO L226 Difference]: Without dead ends: 20719 [2023-11-06 22:52:48,250 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:48,250 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 184 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:48,251 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 161 Invalid, 872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-06 22:52:48,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20719 states. [2023-11-06 22:52:48,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20719 to 19523. [2023-11-06 22:52:48,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19523 states, 19522 states have (on average 1.0284806884540518) internal successors, (20078), 19522 states have internal predecessors, (20078), 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) [2023-11-06 22:52:48,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19523 states to 19523 states and 20078 transitions. [2023-11-06 22:52:48,569 INFO L78 Accepts]: Start accepts. Automaton has 19523 states and 20078 transitions. Word has length 760 [2023-11-06 22:52:48,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:48,570 INFO L495 AbstractCegarLoop]: Abstraction has 19523 states and 20078 transitions. [2023-11-06 22:52:48,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 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) [2023-11-06 22:52:48,570 INFO L276 IsEmpty]: Start isEmpty. Operand 19523 states and 20078 transitions. [2023-11-06 22:52:48,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-06 22:52:48,588 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:48,589 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:48,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-06 22:52:48,589 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:48,590 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:48,590 INFO L85 PathProgramCache]: Analyzing trace with hash -107876282, now seen corresponding path program 1 times [2023-11-06 22:52:48,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:48,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098350364] [2023-11-06 22:52:48,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:48,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:49,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1205 backedges. 629 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-11-06 22:52:49,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:49,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098350364] [2023-11-06 22:52:49,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098350364] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:49,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:49,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:52:49,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605564798] [2023-11-06 22:52:49,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:49,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:49,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:49,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:49,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:49,048 INFO L87 Difference]: Start difference. First operand 19523 states and 20078 transitions. Second operand has 3 states, 3 states have (on average 161.0) internal successors, (483), 3 states have internal predecessors, (483), 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) [2023-11-06 22:52:50,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:50,316 INFO L93 Difference]: Finished difference Result 41433 states and 42655 transitions. [2023-11-06 22:52:50,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:50,317 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 161.0) internal successors, (483), 3 states have internal predecessors, (483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 781 [2023-11-06 22:52:50,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:50,339 INFO L225 Difference]: With dead ends: 41433 [2023-11-06 22:52:50,340 INFO L226 Difference]: Without dead ends: 21912 [2023-11-06 22:52:50,349 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:50,350 INFO L413 NwaCegarLoop]: 433 mSDtfsCounter, 163 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 721 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:50,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 460 Invalid, 830 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 721 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 22:52:50,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21912 states. [2023-11-06 22:52:50,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21912 to 17124. [2023-11-06 22:52:50,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17124 states, 17123 states have (on average 1.0263972434736903) internal successors, (17575), 17123 states have internal predecessors, (17575), 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) [2023-11-06 22:52:50,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17124 states to 17124 states and 17575 transitions. [2023-11-06 22:52:50,643 INFO L78 Accepts]: Start accepts. Automaton has 17124 states and 17575 transitions. Word has length 781 [2023-11-06 22:52:50,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:50,643 INFO L495 AbstractCegarLoop]: Abstraction has 17124 states and 17575 transitions. [2023-11-06 22:52:50,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.0) internal successors, (483), 3 states have internal predecessors, (483), 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) [2023-11-06 22:52:50,644 INFO L276 IsEmpty]: Start isEmpty. Operand 17124 states and 17575 transitions. [2023-11-06 22:52:50,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 819 [2023-11-06 22:52:50,655 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:50,656 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:50,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-06 22:52:50,656 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:50,656 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:50,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1462646468, now seen corresponding path program 1 times [2023-11-06 22:52:50,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:50,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975543092] [2023-11-06 22:52:50,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:50,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:50,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:51,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 508 proven. 0 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2023-11-06 22:52:51,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:51,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975543092] [2023-11-06 22:52:51,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975543092] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:51,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:51,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:52:51,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040201859] [2023-11-06 22:52:51,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:51,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:51,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:51,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:51,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:51,205 INFO L87 Difference]: Start difference. First operand 17124 states and 17575 transitions. Second operand has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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) [2023-11-06 22:52:52,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:52,504 INFO L93 Difference]: Finished difference Result 36039 states and 37016 transitions. [2023-11-06 22:52:52,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:52,505 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 818 [2023-11-06 22:52:52,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:52,521 INFO L225 Difference]: With dead ends: 36039 [2023-11-06 22:52:52,521 INFO L226 Difference]: Without dead ends: 19216 [2023-11-06 22:52:52,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:52:52,530 INFO L413 NwaCegarLoop]: 464 mSDtfsCounter, 310 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 736 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:52,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 504 Invalid, 774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 736 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 22:52:52,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19216 states. [2023-11-06 22:52:52,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19216 to 18020. [2023-11-06 22:52:52,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18020 states, 18019 states have (on average 1.0254176147399967) internal successors, (18477), 18019 states have internal predecessors, (18477), 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) [2023-11-06 22:52:52,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18020 states to 18020 states and 18477 transitions. [2023-11-06 22:52:52,808 INFO L78 Accepts]: Start accepts. Automaton has 18020 states and 18477 transitions. Word has length 818 [2023-11-06 22:52:52,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:52,808 INFO L495 AbstractCegarLoop]: Abstraction has 18020 states and 18477 transitions. [2023-11-06 22:52:52,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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) [2023-11-06 22:52:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 18020 states and 18477 transitions. [2023-11-06 22:52:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 840 [2023-11-06 22:52:52,821 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:52,822 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:52:52,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-11-06 22:52:52,822 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:52,823 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:52,823 INFO L85 PathProgramCache]: Analyzing trace with hash 154899430, now seen corresponding path program 1 times [2023-11-06 22:52:52,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:52,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016829075] [2023-11-06 22:52:52,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:52,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1018 backedges. 581 proven. 269 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-11-06 22:52:54,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:54,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016829075] [2023-11-06 22:52:54,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016829075] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:52:54,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [85488128] [2023-11-06 22:52:54,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:54,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:52:54,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:54,668 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:52:54,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:52:55,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 974 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:52:55,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:52:55,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1018 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 895 trivial. 0 not checked. [2023-11-06 22:52:55,121 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:52:55,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [85488128] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:55,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:52:55,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-11-06 22:52:55,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725546002] [2023-11-06 22:52:55,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:55,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:55,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:55,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:55,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:52:55,125 INFO L87 Difference]: Start difference. First operand 18020 states and 18477 transitions. Second operand has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 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) [2023-11-06 22:52:56,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:56,749 INFO L93 Difference]: Finished difference Result 39939 states and 40943 transitions. [2023-11-06 22:52:56,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:52:56,750 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 839 [2023-11-06 22:52:56,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:56,770 INFO L225 Difference]: With dead ends: 39939 [2023-11-06 22:52:56,770 INFO L226 Difference]: Without dead ends: 21921 [2023-11-06 22:52:56,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 842 GetRequests, 838 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:52:56,778 INFO L413 NwaCegarLoop]: 463 mSDtfsCounter, 295 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 493 SdHoareTripleChecker+Invalid, 860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:56,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [295 Valid, 493 Invalid, 860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-06 22:52:56,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21921 states. [2023-11-06 22:52:57,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21921 to 19818. [2023-11-06 22:52:57,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19818 states, 19817 states have (on average 1.025129938941313) internal successors, (20315), 19817 states have internal predecessors, (20315), 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) [2023-11-06 22:52:57,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19818 states to 19818 states and 20315 transitions. [2023-11-06 22:52:57,085 INFO L78 Accepts]: Start accepts. Automaton has 19818 states and 20315 transitions. Word has length 839 [2023-11-06 22:52:57,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:57,086 INFO L495 AbstractCegarLoop]: Abstraction has 19818 states and 20315 transitions. [2023-11-06 22:52:57,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 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) [2023-11-06 22:52:57,087 INFO L276 IsEmpty]: Start isEmpty. Operand 19818 states and 20315 transitions. [2023-11-06 22:52:57,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 877 [2023-11-06 22:52:57,108 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:57,109 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:52:57,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-06 22:52:57,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:52:57,310 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:57,310 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:57,310 INFO L85 PathProgramCache]: Analyzing trace with hash -415241253, now seen corresponding path program 1 times [2023-11-06 22:52:57,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:57,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046778747] [2023-11-06 22:52:57,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:57,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:59,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 655 proven. 269 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-11-06 22:52:59,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:59,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046778747] [2023-11-06 22:52:59,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046778747] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:52:59,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1916903886] [2023-11-06 22:52:59,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:59,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:52:59,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:59,360 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:52:59,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:52:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:59,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:52:59,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:52:59,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2023-11-06 22:52:59,990 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:52:59,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1916903886] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:59,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:52:59,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-11-06 22:52:59,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231994155] [2023-11-06 22:52:59,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:59,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:52:59,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:59,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:52:59,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:52:59,994 INFO L87 Difference]: Start difference. First operand 19818 states and 20315 transitions. Second operand has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 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) [2023-11-06 22:53:01,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:53:01,350 INFO L93 Difference]: Finished difference Result 35115 states and 35922 transitions. [2023-11-06 22:53:01,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:53:01,351 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 876 [2023-11-06 22:53:01,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:53:01,352 INFO L225 Difference]: With dead ends: 35115 [2023-11-06 22:53:01,352 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:53:01,361 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 879 GetRequests, 875 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:53:01,362 INFO L413 NwaCegarLoop]: 379 mSDtfsCounter, 290 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 707 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 290 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:53:01,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [290 Valid, 392 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 707 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-06 22:53:01,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:53:01,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:53:01,364 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) [2023-11-06 22:53:01,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:53:01,364 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 876 [2023-11-06 22:53:01,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:53:01,365 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:53:01,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 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) [2023-11-06 22:53:01,365 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:53:01,365 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:53:01,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:53:01,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-06 22:53:01,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:53:01,577 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:53:12,916 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,917 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,917 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,917 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,917 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,917 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,917 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2023-11-06 22:53:12,917 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2023-11-06 22:53:12,918 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,918 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,918 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,918 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2023-11-06 22:53:12,918 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,918 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,918 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,918 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,918 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,919 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2023-11-06 22:53:12,919 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,919 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,919 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2023-11-06 22:53:12,919 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2023-11-06 22:53:12,919 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,919 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,919 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,919 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,919 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-11-06 22:53:12,919 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,919 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2023-11-06 22:53:12,919 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2023-11-06 22:53:12,920 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,920 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,920 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2023-11-06 22:53:12,920 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2023-11-06 22:53:12,920 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,920 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,920 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,920 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,920 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,920 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2023-11-06 22:53:12,921 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,921 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,921 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,921 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,921 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,921 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,921 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2023-11-06 22:53:12,922 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,922 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,922 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,922 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,922 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,922 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,923 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2023-11-06 22:53:12,923 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,923 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,923 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,923 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,923 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,923 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,924 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2023-11-06 22:53:12,924 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,924 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,924 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,924 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,924 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2023-11-06 22:53:12,924 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2023-11-06 22:53:12,925 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,925 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,925 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,925 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,925 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2023-11-06 22:53:12,925 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,925 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,926 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,926 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,926 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,926 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,926 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2023-11-06 22:53:12,926 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,926 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2023-11-06 22:53:12,927 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2023-11-06 22:53:12,927 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2023-11-06 22:53:12,927 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2023-11-06 22:53:12,927 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,927 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,927 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,927 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,928 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,928 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,928 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,928 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,928 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2023-11-06 22:53:12,928 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:53:12,929 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 116) no Hoare annotation was computed. [2023-11-06 22:53:12,929 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,929 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,929 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,929 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,929 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,929 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2023-11-06 22:53:12,930 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,930 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2023-11-06 22:53:12,930 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2023-11-06 22:53:12,930 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2023-11-06 22:53:12,930 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2023-11-06 22:53:12,930 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2023-11-06 22:53:12,930 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2023-11-06 22:53:12,931 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,931 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,931 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,931 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,931 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2023-11-06 22:53:12,931 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2023-11-06 22:53:12,932 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,932 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2023-11-06 22:53:12,932 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,932 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,932 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,932 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,932 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,933 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,933 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-11-06 22:53:12,933 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,933 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,933 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,933 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,933 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,934 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2023-11-06 22:53:12,934 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2023-11-06 22:53:12,934 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,934 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2023-11-06 22:53:12,934 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2023-11-06 22:53:12,934 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2023-11-06 22:53:12,934 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,935 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2023-11-06 22:53:12,935 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2023-11-06 22:53:12,935 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,935 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,935 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,935 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,935 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2023-11-06 22:53:12,936 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,936 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,936 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,936 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,936 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2023-11-06 22:53:12,936 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2023-11-06 22:53:12,936 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,937 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-11-06 22:53:12,937 INFO L895 garLoopResultBuilder]: At program point calculate_output2_returnLabel#1(lines 1668 1768) the Hoare annotation is: (let ((.cse1 (<= (+ 98 ~a0~0) 0)) (.cse2 (= 3 ~a2~0)) (.cse14 (<= (+ ~a0~0 147) 0)) (.cse0 (<= (+ 42 ~a4~0) 0)) (.cse8 (<= 0 (+ ~a4~0 85))) (.cse6 (<= 5 ~a2~0)) (.cse11 (<= 0 (+ ~a29~0 13))) (.cse5 (<= (+ ~a0~0 61) 0)) (.cse4 (= ~a2~0 1)) (.cse7 (<= (+ ~a0~0 105) 0)) (.cse13 (= 2 ~a2~0)) (.cse9 (<= 44 ~a29~0)) (.cse3 (<= (+ 89 ~a4~0) 0)) (.cse10 (= ~a2~0 4))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5) (and .cse3 (<= 0 (+ ~a0~0 60)) .cse6) (and .cse3 .cse1 .cse6) (and .cse7 .cse0 .cse8 .cse9 .cse10) (and .cse3 .cse6 .cse11) (and .cse0 .cse9 .cse1 .cse6) (and .cse0 (let ((.cse12 (<= ~a29~0 401234))) (or (and .cse8 .cse4 .cse12) (and .cse4 .cse12 .cse5)))) (and .cse1 (<= 0 (+ 146 ~a0~0)) (or (and .cse7 .cse0 .cse6) (and .cse0 .cse8 .cse6))) (and .cse13 .cse3) (and .cse0 .cse13 .cse8 .cse1 .cse11) (and .cse0 .cse8 .cse14 .cse6) (and .cse0 .cse1 .cse4) (and .cse0 .cse13 .cse8 .cse14) (and .cse0 .cse13 .cse9 .cse1) (and .cse3 .cse2) (and .cse0 .cse14 .cse10) (and .cse0 .cse8 .cse6 .cse11 .cse5) (and .cse3 .cse4 (<= 0 (+ 44 ~a0~0)) (= (+ ~a29~0 127) 0)) (and .cse7 .cse13 .cse9) (and .cse3 .cse10))) [2023-11-06 22:53:12,937 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,937 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,938 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,938 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,938 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,938 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,938 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2023-11-06 22:53:12,938 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,938 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,939 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,939 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,939 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,939 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,939 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,939 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2023-11-06 22:53:12,939 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,940 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,940 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,940 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,940 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,940 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2023-11-06 22:53:12,940 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,940 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,941 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,941 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,941 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,941 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,941 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,941 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:53:12,941 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,942 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2023-11-06 22:53:12,942 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2023-11-06 22:53:12,942 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,942 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,942 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2023-11-06 22:53:12,942 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,942 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,943 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,943 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,943 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,943 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2023-11-06 22:53:12,943 INFO L895 garLoopResultBuilder]: At program point calculate_output_returnLabel#1(lines 33 1666) the Hoare annotation is: (let ((.cse1 (<= (+ 98 ~a0~0) 0)) (.cse2 (= 3 ~a2~0)) (.cse14 (<= (+ ~a0~0 147) 0)) (.cse0 (<= (+ 42 ~a4~0) 0)) (.cse8 (<= 0 (+ ~a4~0 85))) (.cse6 (<= 5 ~a2~0)) (.cse11 (<= 0 (+ ~a29~0 13))) (.cse5 (<= (+ ~a0~0 61) 0)) (.cse4 (= ~a2~0 1)) (.cse7 (<= (+ ~a0~0 105) 0)) (.cse13 (= 2 ~a2~0)) (.cse9 (<= 44 ~a29~0)) (.cse3 (<= (+ 89 ~a4~0) 0)) (.cse10 (= ~a2~0 4))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5) (and .cse3 (<= 0 (+ ~a0~0 60)) .cse6) (and .cse3 .cse1 .cse6) (and .cse7 .cse0 .cse8 .cse9 .cse10) (and .cse3 .cse6 .cse11) (and .cse0 .cse9 .cse1 .cse6) (and .cse0 (let ((.cse12 (<= ~a29~0 401234))) (or (and .cse8 .cse4 .cse12) (and .cse4 .cse12 .cse5)))) (and .cse1 (<= 0 (+ 146 ~a0~0)) (or (and .cse7 .cse0 .cse6) (and .cse0 .cse8 .cse6))) (and .cse13 .cse3) (and .cse0 .cse13 .cse8 .cse1 .cse11) (and .cse0 .cse8 .cse14 .cse6) (and .cse0 .cse1 .cse4) (and .cse0 .cse13 .cse8 .cse14) (and .cse0 .cse13 .cse9 .cse1) (and .cse4 (<= (+ ~a4~0 86) 0) (<= (+ ~a29~0 144) 0)) (and .cse3 .cse2) (and .cse0 .cse14 .cse10) (and .cse0 .cse8 .cse6 .cse11 .cse5) (and .cse3 .cse4 (<= 0 (+ 44 ~a0~0)) (= (+ ~a29~0 127) 0)) (and .cse7 .cse13 .cse9) (and .cse3 .cse10))) [2023-11-06 22:53:12,944 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,944 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,944 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,944 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,944 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,944 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2023-11-06 22:53:12,944 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,945 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,945 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,945 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,945 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2023-11-06 22:53:12,945 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-11-06 22:53:12,945 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,945 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,946 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,946 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,946 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,946 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2023-11-06 22:53:12,946 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2023-11-06 22:53:12,946 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,946 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2023-11-06 22:53:12,947 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2023-11-06 22:53:12,947 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,947 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,947 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,947 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,947 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,947 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2023-11-06 22:53:12,948 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2023-11-06 22:53:12,948 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2023-11-06 22:53:12,948 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2023-11-06 22:53:12,948 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,948 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,948 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,948 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2023-11-06 22:53:12,949 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-11-06 22:53:12,949 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,949 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,949 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,949 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,949 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,949 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,950 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2023-11-06 22:53:12,950 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2023-11-06 22:53:12,950 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2023-11-06 22:53:12,950 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,950 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2023-11-06 22:53:12,950 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,950 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,951 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,951 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,951 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,951 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,951 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,951 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,951 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2023-11-06 22:53:12,952 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2023-11-06 22:53:12,952 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2023-11-06 22:53:12,952 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2023-11-06 22:53:12,952 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,952 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,952 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,952 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,952 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2023-11-06 22:53:12,953 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-11-06 22:53:12,953 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,953 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,953 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,953 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,953 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,953 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,954 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,954 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2023-11-06 22:53:12,954 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,954 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2023-11-06 22:53:12,954 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2023-11-06 22:53:12,954 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,954 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2023-11-06 22:53:12,955 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2023-11-06 22:53:12,955 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2023-11-06 22:53:12,955 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-11-06 22:53:12,955 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,955 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,955 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,955 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,955 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,955 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2023-11-06 22:53:12,955 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2023-11-06 22:53:12,956 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,956 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2023-11-06 22:53:12,956 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2023-11-06 22:53:12,956 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,956 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,956 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:53:12,956 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,956 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,956 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,956 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,957 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse1 (<= (+ 98 ~a0~0) 0)) (.cse2 (= 3 ~a2~0)) (.cse14 (<= (+ ~a0~0 147) 0)) (.cse0 (<= (+ 42 ~a4~0) 0)) (.cse8 (<= 0 (+ ~a4~0 85))) (.cse6 (<= 5 ~a2~0)) (.cse11 (<= 0 (+ ~a29~0 13))) (.cse5 (<= (+ ~a0~0 61) 0)) (.cse4 (= ~a2~0 1)) (.cse7 (<= (+ ~a0~0 105) 0)) (.cse13 (= 2 ~a2~0)) (.cse9 (<= 44 ~a29~0)) (.cse3 (<= (+ 89 ~a4~0) 0)) (.cse10 (= ~a2~0 4))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5) (and .cse3 (<= 0 (+ ~a0~0 60)) .cse6) (and .cse3 .cse1 .cse6) (and .cse7 .cse0 .cse8 .cse9 .cse10) (and .cse3 .cse6 .cse11) (and .cse0 .cse9 .cse1 .cse6) (and .cse0 (let ((.cse12 (<= ~a29~0 401234))) (or (and .cse8 .cse4 .cse12) (and .cse4 .cse12 .cse5)))) (and .cse1 (<= 0 (+ 146 ~a0~0)) (or (and .cse7 .cse0 .cse6) (and .cse0 .cse8 .cse6))) (and .cse13 .cse3) (and .cse0 .cse13 .cse8 .cse1 .cse11) (and .cse0 .cse8 .cse14 .cse6) (and .cse0 .cse1 .cse4) (and .cse0 .cse13 .cse8 .cse14) (and .cse0 .cse13 .cse9 .cse1) (and .cse4 (<= (+ ~a4~0 86) 0) (<= (+ ~a29~0 144) 0)) (and .cse3 .cse2) (and .cse0 .cse14 .cse10) (and .cse0 .cse8 .cse6 .cse11 .cse5) (and .cse3 .cse4 (<= 0 (+ 44 ~a0~0)) (= (+ ~a29~0 127) 0)) (and .cse7 .cse13 .cse9) (and .cse3 .cse10))) [2023-11-06 22:53:12,957 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,957 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2023-11-06 22:53:12,957 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2023-11-06 22:53:12,957 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,957 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,957 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,957 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,957 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,957 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,957 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2023-11-06 22:53:12,957 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2023-11-06 22:53:12,958 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,958 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,958 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2023-11-06 22:53:12,958 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,958 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,958 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,958 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,958 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,958 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,958 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2023-11-06 22:53:12,958 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2023-11-06 22:53:12,958 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,958 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,959 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,959 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,959 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,959 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,959 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2023-11-06 22:53:12,959 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,959 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2023-11-06 22:53:12,959 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,959 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,959 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,959 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,959 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,959 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,960 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,960 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-11-06 22:53:12,960 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2023-11-06 22:53:12,960 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,960 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,960 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,960 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,960 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,960 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,960 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,960 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2023-11-06 22:53:12,960 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2023-11-06 22:53:12,960 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,961 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,961 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,961 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,961 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,961 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,961 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,961 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2023-11-06 22:53:12,961 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2023-11-06 22:53:12,961 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,961 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2023-11-06 22:53:12,961 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2023-11-06 22:53:12,961 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,961 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,962 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,962 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,962 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,962 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,962 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2023-11-06 22:53:12,962 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2023-11-06 22:53:12,962 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,962 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,962 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,962 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,962 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,962 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,963 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,963 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,963 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2023-11-06 22:53:12,963 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2023-11-06 22:53:12,963 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,963 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2023-11-06 22:53:12,963 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2023-11-06 22:53:12,964 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,964 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,964 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,964 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,964 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,964 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,964 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2023-11-06 22:53:12,965 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,965 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,965 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,965 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,965 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2023-11-06 22:53:12,965 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2023-11-06 22:53:12,965 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2023-11-06 22:53:12,966 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,966 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2023-11-06 22:53:12,966 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2023-11-06 22:53:12,966 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,966 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,966 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,966 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,967 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,967 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,967 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,967 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-11-06 22:53:12,967 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,967 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,967 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,968 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,968 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-11-06 22:53:12,968 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:53:12,968 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,968 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,968 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2023-11-06 22:53:12,968 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,969 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,969 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,969 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,969 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,969 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,969 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,969 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2023-11-06 22:53:12,969 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2023-11-06 22:53:12,970 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,970 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-11-06 22:53:12,970 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,970 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:53:12,970 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,970 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-11-06 22:53:12,970 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2023-11-06 22:53:12,974 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:53:12,976 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:53:13,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:53:13 BoogieIcfgContainer [2023-11-06 22:53:13,011 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:53:13,012 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:53:13,012 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:53:13,012 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:53:13,013 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:51:43" (3/4) ... [2023-11-06 22:53:13,015 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:53:13,054 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-06 22:53:13,058 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-06 22:53:13,062 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:53:13,065 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:53:13,316 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:53:13,317 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:53:13,317 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:53:13,318 INFO L158 Benchmark]: Toolchain (without parser) took 95824.45ms. Allocated memory was 121.6MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 84.2MB in the beginning and 1.0GB in the end (delta: -926.3MB). Peak memory consumption was 558.8MB. Max. memory is 16.1GB. [2023-11-06 22:53:13,318 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:53:13,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1399.50ms. Allocated memory was 121.6MB in the beginning and 163.6MB in the end (delta: 41.9MB). Free memory was 84.1MB in the beginning and 116.3MB in the end (delta: -32.3MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2023-11-06 22:53:13,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 274.89ms. Allocated memory is still 163.6MB. Free memory was 116.3MB in the beginning and 79.8MB in the end (delta: 36.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-06 22:53:13,319 INFO L158 Benchmark]: Boogie Preprocessor took 315.85ms. Allocated memory is still 163.6MB. Free memory was 79.8MB in the beginning and 98.7MB in the end (delta: -18.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-06 22:53:13,319 INFO L158 Benchmark]: RCFGBuilder took 4183.56ms. Allocated memory was 163.6MB in the beginning and 266.3MB in the end (delta: 102.8MB). Free memory was 98.7MB in the beginning and 145.9MB in the end (delta: -47.3MB). Peak memory consumption was 115.0MB. Max. memory is 16.1GB. [2023-11-06 22:53:13,320 INFO L158 Benchmark]: TraceAbstraction took 89334.21ms. Allocated memory was 266.3MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 144.9MB in the beginning and 1.0GB in the end (delta: -892.9MB). Peak memory consumption was 989.3MB. Max. memory is 16.1GB. [2023-11-06 22:53:13,320 INFO L158 Benchmark]: Witness Printer took 305.42ms. Allocated memory is still 1.6GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-06 22:53:13,322 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1399.50ms. Allocated memory was 121.6MB in the beginning and 163.6MB in the end (delta: 41.9MB). Free memory was 84.1MB in the beginning and 116.3MB in the end (delta: -32.3MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 274.89ms. Allocated memory is still 163.6MB. Free memory was 116.3MB in the beginning and 79.8MB in the end (delta: 36.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 315.85ms. Allocated memory is still 163.6MB. Free memory was 79.8MB in the beginning and 98.7MB in the end (delta: -18.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * RCFGBuilder took 4183.56ms. Allocated memory was 163.6MB in the beginning and 266.3MB in the end (delta: 102.8MB). Free memory was 98.7MB in the beginning and 145.9MB in the end (delta: -47.3MB). Peak memory consumption was 115.0MB. Max. memory is 16.1GB. * TraceAbstraction took 89334.21ms. Allocated memory was 266.3MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 144.9MB in the beginning and 1.0GB in the end (delta: -892.9MB). Peak memory consumption was 989.3MB. Max. memory is 16.1GB. * Witness Printer took 305.42ms. Allocated memory is still 1.6GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * 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: 116]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 89.2s, OverallIterations: 22, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 52.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9194 SdHoareTripleChecker+Valid, 48.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9194 mSDsluCounter, 9275 SdHoareTripleChecker+Invalid, 42.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 961 mSDsCounter, 4088 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26258 IncrementalHoareTripleChecker+Invalid, 30346 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4088 mSolverCounterUnsat, 8314 mSDtfsCounter, 26258 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4092 GetRequests, 4041 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19818occurred in iteration=21, InterpolantAutomatonStates: 80, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.9s AutomataMinimizationTime, 22 MinimizatonAttempts, 20418 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 253 NumberOfFragments, 1139 HoareAnnotationTreeSize, 4 FomulaSimplifications, 12423 FormulaSimplificationTreeSizeReduction, 6.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 11739 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 14.8s InterpolantComputationTime, 14138 NumberOfCodeBlocks, 14138 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 14707 ConstructedInterpolants, 0 QuantifiedInterpolants, 49502 SizeOfPredicates, 5 NumberOfNonLiveVariables, 4127 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 28 InterpolantComputations, 21 PerfectInterpolantSequences, 16168/16901 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: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((42 + a4) <= 0) && ((98 + a0) <= 0)) && (3 == a2)) || ((((89 + a4) <= 0) && (a2 == 1)) && ((a0 + 61) <= 0))) || ((((89 + a4) <= 0) && (0 <= (a0 + 60))) && (5 <= a2))) || ((((89 + a4) <= 0) && ((98 + a0) <= 0)) && (5 <= a2))) || ((((((a0 + 105) <= 0) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && (44 <= a29)) && (a2 == 4))) || ((((89 + a4) <= 0) && (5 <= a2)) && (0 <= (a29 + 13)))) || (((((42 + a4) <= 0) && (44 <= a29)) && ((98 + a0) <= 0)) && (5 <= a2))) || (((42 + a4) <= 0) && ((((0 <= (a4 + 85)) && (a2 == 1)) && (a29 <= 401234)) || (((a2 == 1) && (a29 <= 401234)) && ((a0 + 61) <= 0))))) || ((((98 + a0) <= 0) && (0 <= (146 + a0))) && (((((a0 + 105) <= 0) && ((42 + a4) <= 0)) && (5 <= a2)) || ((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (5 <= a2))))) || ((2 == a2) && ((89 + a4) <= 0))) || ((((((42 + a4) <= 0) && (2 == a2)) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && (0 <= (a29 + 13)))) || (((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((a0 + 147) <= 0)) && (5 <= a2))) || ((((42 + a4) <= 0) && ((98 + a0) <= 0)) && (a2 == 1))) || (((((42 + a4) <= 0) && (2 == a2)) && (0 <= (a4 + 85))) && ((a0 + 147) <= 0))) || (((((42 + a4) <= 0) && (2 == a2)) && (44 <= a29)) && ((98 + a0) <= 0))) || (((a2 == 1) && ((a4 + 86) <= 0)) && ((a29 + 144) <= 0))) || (((89 + a4) <= 0) && (3 == a2))) || ((((42 + a4) <= 0) && ((a0 + 147) <= 0)) && (a2 == 4))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (5 <= a2)) && (0 <= (a29 + 13))) && ((a0 + 61) <= 0))) || (((((89 + a4) <= 0) && (a2 == 1)) && (0 <= (44 + a0))) && ((a29 + 127) == 0))) || ((((a0 + 105) <= 0) && (2 == a2)) && (44 <= a29))) || (((89 + a4) <= 0) && (a2 == 4))) - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((42 + a4) <= 0) && ((98 + a0) <= 0)) && (3 == a2)) || ((((89 + a4) <= 0) && (a2 == 1)) && ((a0 + 61) <= 0))) || ((((89 + a4) <= 0) && (0 <= (a0 + 60))) && (5 <= a2))) || ((((89 + a4) <= 0) && ((98 + a0) <= 0)) && (5 <= a2))) || ((((((a0 + 105) <= 0) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && (44 <= a29)) && (a2 == 4))) || ((((89 + a4) <= 0) && (5 <= a2)) && (0 <= (a29 + 13)))) || (((((42 + a4) <= 0) && (44 <= a29)) && ((98 + a0) <= 0)) && (5 <= a2))) || (((42 + a4) <= 0) && ((((0 <= (a4 + 85)) && (a2 == 1)) && (a29 <= 401234)) || (((a2 == 1) && (a29 <= 401234)) && ((a0 + 61) <= 0))))) || ((((98 + a0) <= 0) && (0 <= (146 + a0))) && (((((a0 + 105) <= 0) && ((42 + a4) <= 0)) && (5 <= a2)) || ((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (5 <= a2))))) || ((2 == a2) && ((89 + a4) <= 0))) || ((((((42 + a4) <= 0) && (2 == a2)) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && (0 <= (a29 + 13)))) || (((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((a0 + 147) <= 0)) && (5 <= a2))) || ((((42 + a4) <= 0) && ((98 + a0) <= 0)) && (a2 == 1))) || (((((42 + a4) <= 0) && (2 == a2)) && (0 <= (a4 + 85))) && ((a0 + 147) <= 0))) || (((((42 + a4) <= 0) && (2 == a2)) && (44 <= a29)) && ((98 + a0) <= 0))) || (((89 + a4) <= 0) && (3 == a2))) || ((((42 + a4) <= 0) && ((a0 + 147) <= 0)) && (a2 == 4))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (5 <= a2)) && (0 <= (a29 + 13))) && ((a0 + 61) <= 0))) || (((((89 + a4) <= 0) && (a2 == 1)) && (0 <= (44 + a0))) && ((a29 + 127) == 0))) || ((((a0 + 105) <= 0) && (2 == a2)) && (44 <= a29))) || (((89 + a4) <= 0) && (a2 == 4))) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((42 + a4) <= 0) && ((98 + a0) <= 0)) && (3 == a2)) || ((((89 + a4) <= 0) && (a2 == 1)) && ((a0 + 61) <= 0))) || ((((89 + a4) <= 0) && (0 <= (a0 + 60))) && (5 <= a2))) || ((((89 + a4) <= 0) && ((98 + a0) <= 0)) && (5 <= a2))) || ((((((a0 + 105) <= 0) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && (44 <= a29)) && (a2 == 4))) || ((((89 + a4) <= 0) && (5 <= a2)) && (0 <= (a29 + 13)))) || (((((42 + a4) <= 0) && (44 <= a29)) && ((98 + a0) <= 0)) && (5 <= a2))) || (((42 + a4) <= 0) && ((((0 <= (a4 + 85)) && (a2 == 1)) && (a29 <= 401234)) || (((a2 == 1) && (a29 <= 401234)) && ((a0 + 61) <= 0))))) || ((((98 + a0) <= 0) && (0 <= (146 + a0))) && (((((a0 + 105) <= 0) && ((42 + a4) <= 0)) && (5 <= a2)) || ((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (5 <= a2))))) || ((2 == a2) && ((89 + a4) <= 0))) || ((((((42 + a4) <= 0) && (2 == a2)) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && (0 <= (a29 + 13)))) || (((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((a0 + 147) <= 0)) && (5 <= a2))) || ((((42 + a4) <= 0) && ((98 + a0) <= 0)) && (a2 == 1))) || (((((42 + a4) <= 0) && (2 == a2)) && (0 <= (a4 + 85))) && ((a0 + 147) <= 0))) || (((((42 + a4) <= 0) && (2 == a2)) && (44 <= a29)) && ((98 + a0) <= 0))) || (((a2 == 1) && ((a4 + 86) <= 0)) && ((a29 + 144) <= 0))) || (((89 + a4) <= 0) && (3 == a2))) || ((((42 + a4) <= 0) && ((a0 + 147) <= 0)) && (a2 == 4))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (5 <= a2)) && (0 <= (a29 + 13))) && ((a0 + 61) <= 0))) || (((((89 + a4) <= 0) && (a2 == 1)) && (0 <= (44 + a0))) && ((a29 + 127) == 0))) || ((((a0 + 105) <= 0) && (2 == a2)) && (44 <= a29))) || (((89 + a4) <= 0) && (a2 == 4))) RESULT: Ultimate proved your program to be correct! [2023-11-06 22:53:13,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef339a53-201c-4274-85b1-5eb87e1f0c90/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE