./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-30.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/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_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/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_391afdef-b467-4516-94fb-02be842c5663/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 6e5174dbf6e8274b20f315638c1bfd4bb8b1462a8fd318f3ab9a5bf6e2b5140e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:26:10,729 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:26:10,880 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:26:10,890 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:26:10,892 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:26:10,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:26:10,941 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:26:10,942 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:26:10,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:26:10,950 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:26:10,951 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:26:10,951 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:26:10,952 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:26:10,954 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:26:10,955 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:26:10,956 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:26:10,956 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:26:10,957 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:26:10,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:26:10,968 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:26:10,968 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:26:10,969 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:26:10,970 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:26:10,970 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:26:10,971 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:26:10,972 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:26:10,973 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:26:10,973 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:26:10,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:26:10,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:26:10,976 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:26:10,977 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:26:10,977 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:26:10,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:26:10,978 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:26:10,978 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:26:10,979 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:26:10,979 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:26:10,979 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:26:10,980 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_391afdef-b467-4516-94fb-02be842c5663/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e5174dbf6e8274b20f315638c1bfd4bb8b1462a8fd318f3ab9a5bf6e2b5140e [2023-11-06 22:26:11,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:26:11,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:26:11,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:26:11,363 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:26:11,364 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:26:11,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-30.i [2023-11-06 22:26:14,816 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:26:15,122 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:26:15,126 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-30.i [2023-11-06 22:26:15,145 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/data/da6f83b3c/8720a5aea1eb4e0cbafc35cfe31bd856/FLAG5dcc57711 [2023-11-06 22:26:15,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/data/da6f83b3c/8720a5aea1eb4e0cbafc35cfe31bd856 [2023-11-06 22:26:15,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:26:15,174 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:26:15,179 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:26:15,180 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:26:15,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:26:15,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:26:15" (1/1) ... [2023-11-06 22:26:15,189 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a72390d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15, skipping insertion in model container [2023-11-06 22:26:15,190 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:26:15" (1/1) ... [2023-11-06 22:26:15,245 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:26:15,460 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_391afdef-b467-4516-94fb-02be842c5663/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-30.i[919,932] [2023-11-06 22:26:15,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:26:15,568 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:26:15,584 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_391afdef-b467-4516-94fb-02be842c5663/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-30.i[919,932] [2023-11-06 22:26:15,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:26:15,658 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:26:15,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15 WrapperNode [2023-11-06 22:26:15,659 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:26:15,660 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:26:15,661 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:26:15,661 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:26:15,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15" (1/1) ... [2023-11-06 22:26:15,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15" (1/1) ... [2023-11-06 22:26:15,742 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 231 [2023-11-06 22:26:15,743 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:26:15,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:26:15,744 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:26:15,744 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:26:15,754 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15" (1/1) ... [2023-11-06 22:26:15,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15" (1/1) ... [2023-11-06 22:26:15,758 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15" (1/1) ... [2023-11-06 22:26:15,759 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15" (1/1) ... [2023-11-06 22:26:15,769 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15" (1/1) ... [2023-11-06 22:26:15,775 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15" (1/1) ... [2023-11-06 22:26:15,778 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15" (1/1) ... [2023-11-06 22:26:15,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15" (1/1) ... [2023-11-06 22:26:15,786 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:26:15,787 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:26:15,788 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:26:15,788 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:26:15,809 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15" (1/1) ... [2023-11-06 22:26:15,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:26:15,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:26:15,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:26:15,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:26:15,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:26:15,894 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:26:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:26:15,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:26:15,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:26:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:26:16,005 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:26:16,008 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:26:16,607 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:26:16,627 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:26:16,633 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:26:16,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:26:16 BoogieIcfgContainer [2023-11-06 22:26:16,637 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:26:16,640 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:26:16,642 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:26:16,648 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:26:16,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:26:15" (1/3) ... [2023-11-06 22:26:16,649 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15545d43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:26:16, skipping insertion in model container [2023-11-06 22:26:16,650 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:15" (2/3) ... [2023-11-06 22:26:16,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15545d43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:26:16, skipping insertion in model container [2023-11-06 22:26:16,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:26:16" (3/3) ... [2023-11-06 22:26:16,655 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-30.i [2023-11-06 22:26:16,676 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:26:16,676 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:26:16,801 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:26:16,814 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;@128a0fe1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:26:16,815 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:26:16,822 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 69 states have (on average 1.5072463768115942) internal successors, (104), 70 states have internal predecessors, (104), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-06 22:26:16,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-06 22:26:16,849 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:16,850 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:16,851 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:16,857 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:16,858 INFO L85 PathProgramCache]: Analyzing trace with hash -2009511531, now seen corresponding path program 1 times [2023-11-06 22:26:16,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:16,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109729061] [2023-11-06 22:26:16,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:16,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:17,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:26:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:26:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:26:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 22:26:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:26:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:26:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:26:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:26:17,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:26:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:26:17,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:26:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:26:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-06 22:26:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-06 22:26:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:26:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-06 22:26:17,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-06 22:26:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-06 22:26:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-06 22:26:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:26:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-06 22:26:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:26:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 22:26:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:26:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:26:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:26:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-06 22:26:17,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:17,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109729061] [2023-11-06 22:26:17,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109729061] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:17,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:17,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:26:17,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121464726] [2023-11-06 22:26:17,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:17,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:26:17,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:17,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:26:17,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:26:17,761 INFO L87 Difference]: Start difference. First operand has 98 states, 69 states have (on average 1.5072463768115942) internal successors, (104), 70 states have internal predecessors, (104), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-06 22:26:17,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:17,816 INFO L93 Difference]: Finished difference Result 189 states and 332 transitions. [2023-11-06 22:26:17,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:26:17,819 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 177 [2023-11-06 22:26:17,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:17,831 INFO L225 Difference]: With dead ends: 189 [2023-11-06 22:26:17,832 INFO L226 Difference]: Without dead ends: 94 [2023-11-06 22:26:17,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:26:17,842 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:17,844 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:26:17,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-06 22:26:17,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2023-11-06 22:26:17,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 66 states have (on average 1.4545454545454546) internal successors, (96), 66 states have internal predecessors, (96), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-06 22:26:17,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 148 transitions. [2023-11-06 22:26:17,924 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 148 transitions. Word has length 177 [2023-11-06 22:26:17,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:17,925 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 148 transitions. [2023-11-06 22:26:17,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-06 22:26:17,926 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 148 transitions. [2023-11-06 22:26:17,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-06 22:26:17,932 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:17,933 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:17,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:26:17,934 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:17,934 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:17,935 INFO L85 PathProgramCache]: Analyzing trace with hash -140003412, now seen corresponding path program 1 times [2023-11-06 22:26:17,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:17,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18209573] [2023-11-06 22:26:17,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:17,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:26:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:26:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:26:18,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 22:26:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:26:18,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:26:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:26:18,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:26:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:26:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:26:18,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:26:18,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:26:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-06 22:26:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-06 22:26:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:26:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-06 22:26:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-06 22:26:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-06 22:26:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-06 22:26:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:26:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-06 22:26:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:26:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 22:26:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:26:18,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:26:18,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:26:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:18,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-06 22:26:18,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:18,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18209573] [2023-11-06 22:26:18,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18209573] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:18,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:18,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:26:18,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641357301] [2023-11-06 22:26:18,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:18,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:26:18,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:18,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:26:18,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:26:18,454 INFO L87 Difference]: Start difference. First operand 94 states and 148 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:26:18,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:18,569 INFO L93 Difference]: Finished difference Result 273 states and 432 transitions. [2023-11-06 22:26:18,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:26:18,570 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 178 [2023-11-06 22:26:18,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:18,576 INFO L225 Difference]: With dead ends: 273 [2023-11-06 22:26:18,577 INFO L226 Difference]: Without dead ends: 182 [2023-11-06 22:26:18,579 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 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 22:26:18,581 INFO L413 NwaCegarLoop]: 230 mSDtfsCounter, 127 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:18,582 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 363 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:26:18,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2023-11-06 22:26:18,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 180. [2023-11-06 22:26:18,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 125 states have (on average 1.416) internal successors, (177), 125 states have internal predecessors, (177), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-06 22:26:18,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 281 transitions. [2023-11-06 22:26:18,631 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 281 transitions. Word has length 178 [2023-11-06 22:26:18,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:18,633 INFO L495 AbstractCegarLoop]: Abstraction has 180 states and 281 transitions. [2023-11-06 22:26:18,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:26:18,634 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 281 transitions. [2023-11-06 22:26:18,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-06 22:26:18,639 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:18,639 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:18,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:26:18,640 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:18,640 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:18,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1151120662, now seen corresponding path program 1 times [2023-11-06 22:26:18,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:18,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889500217] [2023-11-06 22:26:18,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:18,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:26:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:26:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:26:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 22:26:19,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:26:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:26:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:26:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:26:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:26:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:26:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:26:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:26:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-06 22:26:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-06 22:26:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:26:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-06 22:26:19,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-06 22:26:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-06 22:26:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-06 22:26:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:26:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-06 22:26:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:26:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 22:26:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:26:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:26:19,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:26:19,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:19,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-06 22:26:19,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:19,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889500217] [2023-11-06 22:26:19,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889500217] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:19,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:19,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:26:19,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102334225] [2023-11-06 22:26:19,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:19,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:26:19,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:19,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:26:19,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:26:19,269 INFO L87 Difference]: Start difference. First operand 180 states and 281 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:26:19,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:19,609 INFO L93 Difference]: Finished difference Result 516 states and 813 transitions. [2023-11-06 22:26:19,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:26:19,610 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 178 [2023-11-06 22:26:19,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:19,622 INFO L225 Difference]: With dead ends: 516 [2023-11-06 22:26:19,622 INFO L226 Difference]: Without dead ends: 339 [2023-11-06 22:26:19,632 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 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 22:26:19,634 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 161 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 467 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:19,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 467 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:26:19,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2023-11-06 22:26:19,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 269. [2023-11-06 22:26:19,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 187 states have (on average 1.4064171122994653) internal successors, (263), 187 states have internal predecessors, (263), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-06 22:26:19,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 419 transitions. [2023-11-06 22:26:19,729 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 419 transitions. Word has length 178 [2023-11-06 22:26:19,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:19,730 INFO L495 AbstractCegarLoop]: Abstraction has 269 states and 419 transitions. [2023-11-06 22:26:19,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:26:19,731 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 419 transitions. [2023-11-06 22:26:19,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-06 22:26:19,735 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:19,736 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:19,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:26:19,739 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:19,740 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:19,741 INFO L85 PathProgramCache]: Analyzing trace with hash -1636765029, now seen corresponding path program 1 times [2023-11-06 22:26:19,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:19,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133864622] [2023-11-06 22:26:19,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:19,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:26:20,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:26:20,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:26:20,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 22:26:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:26:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:26:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:26:20,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:26:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:26:20,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:26:20,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:26:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:26:20,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-06 22:26:20,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-06 22:26:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:26:20,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-06 22:26:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-06 22:26:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-06 22:26:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-06 22:26:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:26:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-06 22:26:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:26:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 22:26:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:26:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:26:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:26:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:20,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-06 22:26:20,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:20,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133864622] [2023-11-06 22:26:20,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133864622] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:20,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:20,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:26:20,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153712769] [2023-11-06 22:26:20,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:20,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:26:20,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:20,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:26:20,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:26:20,996 INFO L87 Difference]: Start difference. First operand 269 states and 419 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:26:22,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:22,182 INFO L93 Difference]: Finished difference Result 1021 states and 1578 transitions. [2023-11-06 22:26:22,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 22:26:22,183 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 179 [2023-11-06 22:26:22,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:22,196 INFO L225 Difference]: With dead ends: 1021 [2023-11-06 22:26:22,196 INFO L226 Difference]: Without dead ends: 755 [2023-11-06 22:26:22,199 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:26:22,211 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 499 mSDsluCounter, 598 mSDsCounter, 0 mSdLazyCounter, 277 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 499 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:22,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [499 Valid, 739 Invalid, 373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 277 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 22:26:22,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2023-11-06 22:26:22,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 531. [2023-11-06 22:26:22,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 531 states, 407 states have (on average 1.4668304668304668) internal successors, (597), 410 states have internal predecessors, (597), 116 states have call successors, (116), 7 states have call predecessors, (116), 7 states have return successors, (116), 113 states have call predecessors, (116), 116 states have call successors, (116) [2023-11-06 22:26:22,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 829 transitions. [2023-11-06 22:26:22,391 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 829 transitions. Word has length 179 [2023-11-06 22:26:22,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:22,392 INFO L495 AbstractCegarLoop]: Abstraction has 531 states and 829 transitions. [2023-11-06 22:26:22,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:26:22,392 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 829 transitions. [2023-11-06 22:26:22,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-06 22:26:22,396 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:22,397 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:22,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:26:22,397 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:22,398 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:22,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1378599591, now seen corresponding path program 1 times [2023-11-06 22:26:22,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:22,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479376949] [2023-11-06 22:26:22,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:22,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:22,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:26:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:22,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:26:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:22,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:26:22,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:22,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 22:26:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:22,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:26:22,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:22,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:26:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:22,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:26:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:22,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:26:22,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:22,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:26:22,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:22,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:26:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:22,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:26:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:22,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:26:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-06 22:26:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-06 22:26:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:26:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-06 22:26:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-06 22:26:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-06 22:26:23,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-06 22:26:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:26:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-06 22:26:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:26:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 22:26:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:26:23,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:26:23,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:26:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-06 22:26:23,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:23,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479376949] [2023-11-06 22:26:23,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479376949] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:26:23,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2110189643] [2023-11-06 22:26:23,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:23,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:23,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:26:23,112 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:26:23,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:26:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:23,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:26:23,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:26:23,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 25 proven. 75 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-06 22:26:23,901 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:26:24,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-06 22:26:24,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2110189643] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:26:24,322 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:26:24,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 9 [2023-11-06 22:26:24,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118742272] [2023-11-06 22:26:24,322 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:26:24,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:26:24,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:24,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:26:24,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:26:24,325 INFO L87 Difference]: Start difference. First operand 531 states and 829 transitions. Second operand has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 1 states have call predecessors, (52), 2 states have call successors, (52) [2023-11-06 22:26:24,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:24,913 INFO L93 Difference]: Finished difference Result 687 states and 1059 transitions. [2023-11-06 22:26:24,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 22:26:24,914 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 1 states have call predecessors, (52), 2 states have call successors, (52) Word has length 179 [2023-11-06 22:26:24,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:24,920 INFO L225 Difference]: With dead ends: 687 [2023-11-06 22:26:24,920 INFO L226 Difference]: Without dead ends: 446 [2023-11-06 22:26:24,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 421 GetRequests, 405 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2023-11-06 22:26:24,923 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 433 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:24,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [434 Valid, 342 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:26:24,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2023-11-06 22:26:25,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 401. [2023-11-06 22:26:25,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 401 states, 304 states have (on average 1.4078947368421053) internal successors, (428), 306 states have internal predecessors, (428), 86 states have call successors, (86), 10 states have call predecessors, (86), 10 states have return successors, (86), 84 states have call predecessors, (86), 86 states have call successors, (86) [2023-11-06 22:26:25,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 600 transitions. [2023-11-06 22:26:25,032 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 600 transitions. Word has length 179 [2023-11-06 22:26:25,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:25,033 INFO L495 AbstractCegarLoop]: Abstraction has 401 states and 600 transitions. [2023-11-06 22:26:25,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 1 states have call predecessors, (52), 2 states have call successors, (52) [2023-11-06 22:26:25,033 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 600 transitions. [2023-11-06 22:26:25,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-06 22:26:25,037 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:25,037 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:25,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:26:25,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:25,245 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:25,245 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:25,245 INFO L85 PathProgramCache]: Analyzing trace with hash 2122248851, now seen corresponding path program 1 times [2023-11-06 22:26:25,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:25,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015952210] [2023-11-06 22:26:25,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:25,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:26:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:26:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:26:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 22:26:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:26:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:26:25,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:26:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:26:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:26:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:26:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:26:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:26:25,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-06 22:26:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-06 22:26:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:26:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-06 22:26:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-06 22:26:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-06 22:26:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-06 22:26:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:26:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-06 22:26:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:26:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 22:26:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:26:25,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:26:25,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:26:25,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:25,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-06 22:26:25,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:25,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015952210] [2023-11-06 22:26:25,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015952210] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:25,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:25,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:26:25,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661687681] [2023-11-06 22:26:25,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:25,480 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:26:25,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:25,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:26:25,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:26:25,482 INFO L87 Difference]: Start difference. First operand 401 states and 600 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:26:25,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:25,611 INFO L93 Difference]: Finished difference Result 727 states and 1090 transitions. [2023-11-06 22:26:25,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:26:25,612 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 180 [2023-11-06 22:26:25,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:25,616 INFO L225 Difference]: With dead ends: 727 [2023-11-06 22:26:25,616 INFO L226 Difference]: Without dead ends: 401 [2023-11-06 22:26:25,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 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 22:26:25,619 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 35 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:25,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 226 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:26:25,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2023-11-06 22:26:25,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 401. [2023-11-06 22:26:25,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 401 states, 304 states have (on average 1.394736842105263) internal successors, (424), 306 states have internal predecessors, (424), 86 states have call successors, (86), 10 states have call predecessors, (86), 10 states have return successors, (86), 84 states have call predecessors, (86), 86 states have call successors, (86) [2023-11-06 22:26:25,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 596 transitions. [2023-11-06 22:26:25,749 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 596 transitions. Word has length 180 [2023-11-06 22:26:25,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:25,750 INFO L495 AbstractCegarLoop]: Abstraction has 401 states and 596 transitions. [2023-11-06 22:26:25,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:26:25,751 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 596 transitions. [2023-11-06 22:26:25,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-06 22:26:25,754 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:25,755 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:25,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:26:25,755 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:25,755 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:25,756 INFO L85 PathProgramCache]: Analyzing trace with hash 2074974738, now seen corresponding path program 1 times [2023-11-06 22:26:25,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:25,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840245633] [2023-11-06 22:26:25,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:25,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:25,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:26:26,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:26:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:26:26,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 22:26:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:26:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:26:26,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:26:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:26:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:26:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:26:26,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:26:26,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:26:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-06 22:26:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-06 22:26:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:26:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-06 22:26:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-06 22:26:26,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-06 22:26:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-06 22:26:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:26:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-06 22:26:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:26:26,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 22:26:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:26:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:26:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:26:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:26,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-06 22:26:26,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:26,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840245633] [2023-11-06 22:26:26,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840245633] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:26,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:26,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:26:26,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718423092] [2023-11-06 22:26:26,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:26,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:26:26,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:26,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:26:26,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:26:26,502 INFO L87 Difference]: Start difference. First operand 401 states and 596 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:26:26,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:26,738 INFO L93 Difference]: Finished difference Result 604 states and 899 transitions. [2023-11-06 22:26:26,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:26:26,739 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 181 [2023-11-06 22:26:26,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:26,744 INFO L225 Difference]: With dead ends: 604 [2023-11-06 22:26:26,744 INFO L226 Difference]: Without dead ends: 440 [2023-11-06 22:26:26,745 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:26:26,746 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 87 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:26,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 521 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:26:26,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2023-11-06 22:26:26,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 408. [2023-11-06 22:26:26,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 311 states have (on average 1.3890675241157557) internal successors, (432), 313 states have internal predecessors, (432), 86 states have call successors, (86), 10 states have call predecessors, (86), 10 states have return successors, (86), 84 states have call predecessors, (86), 86 states have call successors, (86) [2023-11-06 22:26:26,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 604 transitions. [2023-11-06 22:26:26,842 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 604 transitions. Word has length 181 [2023-11-06 22:26:26,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:26,843 INFO L495 AbstractCegarLoop]: Abstraction has 408 states and 604 transitions. [2023-11-06 22:26:26,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:26:26,843 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 604 transitions. [2023-11-06 22:26:26,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-06 22:26:26,847 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:26,847 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:26,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:26:26,848 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:26,848 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:26,848 INFO L85 PathProgramCache]: Analyzing trace with hash -531048816, now seen corresponding path program 1 times [2023-11-06 22:26:26,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:26,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323808873] [2023-11-06 22:26:26,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:26,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:26:26,943 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:26:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:26:27,183 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:26:27,183 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:26:27,185 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:26:27,187 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 22:26:27,191 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:26:27,197 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:26:27,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:26:27 BoogieIcfgContainer [2023-11-06 22:26:27,424 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:26:27,426 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:26:27,426 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:26:27,426 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:26:27,427 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:26:16" (3/4) ... [2023-11-06 22:26:27,430 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:26:27,431 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:26:27,432 INFO L158 Benchmark]: Toolchain (without parser) took 12258.01ms. Allocated memory was 151.0MB in the beginning and 234.9MB in the end (delta: 83.9MB). Free memory was 102.4MB in the beginning and 98.1MB in the end (delta: 4.3MB). Peak memory consumption was 90.3MB. Max. memory is 16.1GB. [2023-11-06 22:26:27,432 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 151.0MB. Free memory is still 118.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:26:27,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 480.22ms. Allocated memory is still 151.0MB. Free memory was 102.4MB in the beginning and 87.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:26:27,433 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.56ms. Allocated memory is still 151.0MB. Free memory was 87.7MB in the beginning and 85.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:26:27,434 INFO L158 Benchmark]: Boogie Preprocessor took 43.00ms. Allocated memory is still 151.0MB. Free memory was 85.1MB in the beginning and 83.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:26:27,435 INFO L158 Benchmark]: RCFGBuilder took 849.93ms. Allocated memory is still 151.0MB. Free memory was 83.0MB in the beginning and 61.5MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-06 22:26:27,435 INFO L158 Benchmark]: TraceAbstraction took 10783.42ms. Allocated memory was 151.0MB in the beginning and 234.9MB in the end (delta: 83.9MB). Free memory was 61.0MB in the beginning and 98.1MB in the end (delta: -37.1MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2023-11-06 22:26:27,436 INFO L158 Benchmark]: Witness Printer took 5.67ms. Allocated memory is still 234.9MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:26:27,439 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 151.0MB. Free memory is still 118.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 480.22ms. Allocated memory is still 151.0MB. Free memory was 102.4MB in the beginning and 87.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.56ms. Allocated memory is still 151.0MB. Free memory was 87.7MB in the beginning and 85.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.00ms. Allocated memory is still 151.0MB. Free memory was 85.1MB in the beginning and 83.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 849.93ms. Allocated memory is still 151.0MB. Free memory was 83.0MB in the beginning and 61.5MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 10783.42ms. Allocated memory was 151.0MB in the beginning and 234.9MB in the end (delta: 83.9MB). Free memory was 61.0MB in the beginning and 98.1MB in the end (delta: -37.1MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Witness Printer took 5.67ms. Allocated memory is still 234.9MB. Free memory is still 98.1MB. There was no memory consumed. 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 184, overapproximation of someBinaryArithmeticDOUBLEoperation at line 135, overapproximation of someBinaryDOUBLEComparisonOperation at line 204, overapproximation of someBinaryArithmeticFLOAToperation at line 119. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_4 = 0; [L24] double var_1_5 = 127.5; [L25] double var_1_7 = 10000000000000.125; [L26] double var_1_8 = 1.25; [L27] double var_1_10 = 25.7; [L28] signed long int var_1_11 = -2; [L29] signed long int var_1_13 = 5; [L30] signed long int var_1_14 = 128; [L31] signed long int var_1_15 = 1000; [L32] double var_1_16 = 0.2; [L33] double var_1_17 = 0.25; [L34] double var_1_18 = 99999999999999.5; [L35] signed short int var_1_19 = -64; [L36] double var_1_21 = 100.4; [L37] signed long int var_1_24 = 10; [L38] signed char var_1_25 = -8; [L39] double var_1_26 = 9.75; [L40] signed char var_1_28 = 8; [L41] unsigned long int var_1_29 = 16; [L42] unsigned long int var_1_30 = 1; [L43] float var_1_31 = 16.6; [L44] float var_1_33 = 0.25; [L45] float var_1_34 = 99.8; [L46] signed short int var_1_35 = 256; [L47] unsigned long int var_1_36 = 16; [L48] double var_1_37 = 8.5; [L49] unsigned long int var_1_38 = 3569725445; [L50] unsigned long int var_1_39 = 3551809449; [L51] unsigned long int var_1_40 = 10000000; [L52] unsigned char last_1_var_1_1 = 1; [L53] signed long int last_1_var_1_11 = -2; [L54] signed long int last_1_var_1_15 = 1000; [L55] double last_1_var_1_16 = 0.2; VAL [isInitial=0, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=0, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L208] isInitial = 1 [L209] FCALL initially() [L210] COND TRUE 1 [L211] CALL updateLastVariables() [L198] last_1_var_1_1 = var_1_1 [L199] last_1_var_1_11 = var_1_11 [L200] last_1_var_1_15 = var_1_15 [L201] last_1_var_1_16 = var_1_16 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=0, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L211] RET updateLastVariables() [L212] CALL updateVariables() [L153] var_1_4 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L154] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L155] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L155] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L156] var_1_7 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L157] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L158] var_1_10 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L159] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L160] var_1_13 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L161] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L162] CALL assume_abort_if_not(var_1_13 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L162] RET assume_abort_if_not(var_1_13 <= 2147483646) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L163] var_1_14 = __VERIFIER_nondet_long() [L164] CALL assume_abort_if_not(var_1_14 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L164] RET assume_abort_if_not(var_1_14 >= -2147483647) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L165] CALL assume_abort_if_not(var_1_14 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L165] RET assume_abort_if_not(var_1_14 <= 2147483646) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L166] var_1_17 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L167] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L168] var_1_18 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L169] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L170] var_1_21 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L171] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L172] var_1_26 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L173] RET assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L174] CALL assume_abort_if_not(var_1_26 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L174] RET assume_abort_if_not(var_1_26 != 0.0F) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L175] var_1_28 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_28 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L176] RET assume_abort_if_not(var_1_28 >= -127) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L177] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L177] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L178] var_1_30 = __VERIFIER_nondet_ulong() [L179] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L179] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L180] CALL assume_abort_if_not(var_1_30 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L180] RET assume_abort_if_not(var_1_30 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=1/4, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L181] var_1_33 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L182] RET assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=499/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L183] var_1_34 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L184] RET assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L185] var_1_37 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854776000e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L186] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854776000e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L187] var_1_38 = __VERIFIER_nondet_ulong() [L188] CALL assume_abort_if_not(var_1_38 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L188] RET assume_abort_if_not(var_1_38 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L189] CALL assume_abort_if_not(var_1_38 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L189] RET assume_abort_if_not(var_1_38 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=3551809449, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L190] var_1_39 = __VERIFIER_nondet_ulong() [L191] CALL assume_abort_if_not(var_1_39 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L191] RET assume_abort_if_not(var_1_39 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L192] CALL assume_abort_if_not(var_1_39 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L192] RET assume_abort_if_not(var_1_39 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=10000000, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L193] var_1_40 = __VERIFIER_nondet_ulong() [L194] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L194] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L195] CALL assume_abort_if_not(var_1_40 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L195] RET assume_abort_if_not(var_1_40 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L212] RET updateVariables() [L213] CALL step() [L59] COND TRUE \read(last_1_var_1_1) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=-2, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L60] COND TRUE ((((last_1_var_1_16) > (49.75)) ? (last_1_var_1_16) : (49.75))) > last_1_var_1_16 [L61] var_1_11 = ((((last_1_var_1_15) < ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14))))) ? (last_1_var_1_15) : ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14)))))) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L66] COND TRUE (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) - var_1_21) == (var_1_5 * var_1_16) [L67] var_1_19 = -4 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L69] signed long int stepLocal_0 = last_1_var_1_11; VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L70] COND TRUE (last_1_var_1_11 / ((((-16) < 0 ) ? -(-16) : (-16)))) >= stepLocal_0 [L71] var_1_1 = var_1_4 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L73] COND TRUE var_1_21 != var_1_5 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=-8, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L74] COND TRUE var_1_16 < (var_1_5 / var_1_26) [L75] var_1_25 = ((((4) < 0 ) ? -(4) : (4))) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L86] signed long int stepLocal_2 = var_1_11; [L87] unsigned char stepLocal_1 = var_1_1; VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L88] COND TRUE \read(var_1_1) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L89] COND TRUE var_1_11 >= stepLocal_2 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=255/2, var_1_7=100000000000007, var_1_8=5/4] [L90] COND TRUE stepLocal_1 || (var_1_11 < var_1_11) [L91] var_1_5 = var_1_7 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=10, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=5/4] [L97] var_1_24 = var_1_15 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=5/4] [L98] EXPR var_1_11 & var_1_13 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11 & var_1_13=0, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=5/4] [L98] COND FALSE !((- var_1_11) > (var_1_11 & var_1_13)) [L109] var_1_15 = var_1_13 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=5, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=5/4] [L111] COND FALSE !(var_1_8 > var_1_16) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=5, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_31=83/5, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=5/4] [L118] COND TRUE \read(var_1_1) [L119] var_1_31 = ((((((((var_1_33) < (var_1_34)) ? (var_1_33) : (var_1_34))) < 0 ) ? -((((var_1_33) < (var_1_34)) ? (var_1_33) : (var_1_34))) : ((((var_1_33) < (var_1_34)) ? (var_1_33) : (var_1_34))))) - 256.35f) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=5, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=5/4] [L122] COND TRUE ! ((1 + var_1_15) <= var_1_15) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=5, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=5/4] [L123] COND FALSE !(var_1_15 > (((((((-5) < 0 ) ? -(-5) : (-5))) < 0 ) ? -((((-5) < 0 ) ? -(-5) : (-5))) : ((((-5) < 0 ) ? -(-5) : (-5)))))) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=5, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=5/4] [L127] COND FALSE !(var_1_21 < var_1_5) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=5, var_1_16=1/5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=5/4] [L134] COND TRUE ((((var_1_5) < (last_1_var_1_16)) ? (var_1_5) : (last_1_var_1_16))) >= var_1_7 [L135] var_1_16 = (var_1_17 + (var_1_18 + 16.75)) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=16, var_1_30=4294967294, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=5/4] [L139] var_1_29 = var_1_30 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=4294967294, var_1_30=4294967294, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=5/4] [L140] COND FALSE !(10.55f < var_1_16) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=4294967294, var_1_30=4294967294, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=5/4] [L145] COND TRUE var_1_16 > var_1_7 [L146] var_1_8 = var_1_10 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=4294967294, var_1_30=4294967294, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=100000000000011] [L213] RET step() [L214] CALL, EXPR property() [L204] EXPR ((((((last_1_var_1_11 / ((((-16) < 0 ) ? -(-16) : (-16)))) >= last_1_var_1_11) ? (var_1_1 == ((unsigned char) var_1_4)) : 1) && (var_1_1 ? ((var_1_11 >= var_1_11) ? ((var_1_1 || (var_1_11 < var_1_11)) ? (var_1_5 == ((double) var_1_7)) : 1) : (var_1_5 == ((double) var_1_7))) : 1)) && ((10.55f < var_1_16) ? ((var_1_16 > (var_1_7 * var_1_16)) ? (var_1_8 == ((double) ((((var_1_7) > (var_1_10)) ? (var_1_7) : (var_1_10))))) : 1) : ((var_1_16 > var_1_7) ? (var_1_8 == ((double) var_1_10)) : (var_1_8 == ((double) var_1_7))))) && (last_1_var_1_1 ? ((((((last_1_var_1_16) > (49.75)) ? (last_1_var_1_16) : (49.75))) > last_1_var_1_16) ? (var_1_11 == ((signed long int) ((((last_1_var_1_15) < ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14))))) ? (last_1_var_1_15) : ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14)))))))) : 1) : (var_1_11 == ((signed long int) last_1_var_1_15)))) && (((- var_1_11) > (var_1_11 & var_1_13)) ? ((var_1_11 <= 128) ? (var_1_1 ? (var_1_15 == ((signed long int) var_1_14)) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_13))) VAL [((((((last_1_var_1_11 / ((((-16) < 0 ) ? -(-16) : (-16)))) >= last_1_var_1_11) ? (var_1_1 == ((unsigned char) var_1_4)) : 1) && (var_1_1 ? ((var_1_11 >= var_1_11) ? ((var_1_1 || (var_1_11 < var_1_11)) ? (var_1_5 == ((double) var_1_7)) : 1) : (var_1_5 == ((double) var_1_7))) : 1)) && ((10.55f < var_1_16) ? ((var_1_16 > (var_1_7 * var_1_16)) ? (var_1_8 == ((double) ((((var_1_7) > (var_1_10)) ? (var_1_7) : (var_1_10))))) : 1) : ((var_1_16 > var_1_7) ? (var_1_8 == ((double) var_1_10)) : (var_1_8 == ((double) var_1_7))))) && (last_1_var_1_1 ? ((((((last_1_var_1_16) > (49.75)) ? (last_1_var_1_16) : (49.75))) > last_1_var_1_16) ? (var_1_11 == ((signed long int) ((((last_1_var_1_15) < ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14))))) ? (last_1_var_1_15) : ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14)))))))) : 1) : (var_1_11 == ((signed long int) last_1_var_1_15)))) && (((- var_1_11) > (var_1_11 & var_1_13)) ? ((var_1_11 <= 128) ? (var_1_1 ? (var_1_15 == ((signed long int) var_1_14)) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_13)))=0, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=4294967294, var_1_30=4294967294, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=100000000000011] [L204-L205] return (((((((last_1_var_1_11 / ((((-16) < 0 ) ? -(-16) : (-16)))) >= last_1_var_1_11) ? (var_1_1 == ((unsigned char) var_1_4)) : 1) && (var_1_1 ? ((var_1_11 >= var_1_11) ? ((var_1_1 || (var_1_11 < var_1_11)) ? (var_1_5 == ((double) var_1_7)) : 1) : (var_1_5 == ((double) var_1_7))) : 1)) && ((10.55f < var_1_16) ? ((var_1_16 > (var_1_7 * var_1_16)) ? (var_1_8 == ((double) ((((var_1_7) > (var_1_10)) ? (var_1_7) : (var_1_10))))) : 1) : ((var_1_16 > var_1_7) ? (var_1_8 == ((double) var_1_10)) : (var_1_8 == ((double) var_1_7))))) && (last_1_var_1_1 ? ((((((last_1_var_1_16) > (49.75)) ? (last_1_var_1_16) : (49.75))) > last_1_var_1_16) ? (var_1_11 == ((signed long int) ((((last_1_var_1_15) < ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14))))) ? (last_1_var_1_15) : ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14)))))))) : 1) : (var_1_11 == ((signed long int) last_1_var_1_15)))) && (((- var_1_11) > (var_1_11 & var_1_13)) ? ((var_1_11 <= 128) ? (var_1_1 ? (var_1_15 == ((signed long int) var_1_14)) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_13)))) && ((((((var_1_5) < (last_1_var_1_16)) ? (var_1_5) : (last_1_var_1_16))) >= var_1_7) ? (var_1_16 == ((double) (var_1_17 + (var_1_18 + 16.75)))) : (var_1_16 == ((double) var_1_17))) ; [L214] RET, EXPR property() [L214] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=4294967294, var_1_30=4294967294, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=100000000000011] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000011, var_1_11=0, var_1_13=5, var_1_14=-1, var_1_15=5, var_1_17=100000000000006, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_21=100000000000008, var_1_24=1000, var_1_25=4, var_1_26=100000000000005, var_1_28=4, var_1_29=4294967294, var_1_30=4294967294, var_1_33=100000000000012, var_1_34=100000000000009, var_1_35=256, var_1_36=16, var_1_37=100000000000010, var_1_38=4294967294, var_1_39=4294967294, var_1_40=2147483647, var_1_4=1, var_1_5=100000000000007, var_1_7=100000000000007, var_1_8=100000000000011] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 98 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.4s, OverallIterations: 8, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1343 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1342 mSDsluCounter, 2806 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1715 mSDsCounter, 249 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 631 IncrementalHoareTripleChecker+Invalid, 880 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 249 mSolverCounterUnsat, 1091 mSDtfsCounter, 631 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 799 GetRequests, 761 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=531occurred in iteration=4, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 7 MinimizatonAttempts, 373 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 1612 NumberOfCodeBlocks, 1612 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1601 ConstructedInterpolants, 0 QuantifiedInterpolants, 4736 SizeOfPredicates, 4 NumberOfNonLiveVariables, 434 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 11475/11700 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 22:26:27,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/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_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/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 6e5174dbf6e8274b20f315638c1bfd4bb8b1462a8fd318f3ab9a5bf6e2b5140e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:26:30,726 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:26:30,889 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:26:30,901 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:26:30,902 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:26:30,962 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:26:30,963 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:26:30,964 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:26:30,965 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:26:30,972 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:26:30,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:26:30,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:26:30,974 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:26:30,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:26:30,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:26:30,979 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:26:30,979 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:26:30,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:26:30,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:26:30,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:26:30,983 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:26:30,984 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:26:30,985 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:26:30,985 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:26:30,986 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:26:30,987 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:26:30,987 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:26:30,988 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:26:30,989 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:26:30,990 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:26:30,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:26:30,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:26:30,992 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:26:30,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:26:30,994 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:26:30,994 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:26:30,994 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:26:30,995 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:26:30,995 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:26:30,997 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:26:30,997 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:26:30,998 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:26:30,999 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_391afdef-b467-4516-94fb-02be842c5663/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e5174dbf6e8274b20f315638c1bfd4bb8b1462a8fd318f3ab9a5bf6e2b5140e [2023-11-06 22:26:31,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:26:31,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:26:31,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:26:31,527 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:26:31,528 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:26:31,530 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-30.i [2023-11-06 22:26:34,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:26:35,251 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:26:35,252 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-30.i [2023-11-06 22:26:35,265 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/data/f0f2443f5/6293d0a9ecc14b4fa52c760740b55751/FLAGcb0bf26b7 [2023-11-06 22:26:35,284 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/data/f0f2443f5/6293d0a9ecc14b4fa52c760740b55751 [2023-11-06 22:26:35,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:26:35,291 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:26:35,293 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:26:35,293 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:26:35,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:26:35,310 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:26:35" (1/1) ... [2023-11-06 22:26:35,311 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ee3eb94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35, skipping insertion in model container [2023-11-06 22:26:35,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:26:35" (1/1) ... [2023-11-06 22:26:35,377 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:26:35,642 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_391afdef-b467-4516-94fb-02be842c5663/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-30.i[919,932] [2023-11-06 22:26:35,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:26:35,834 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:26:35,852 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_391afdef-b467-4516-94fb-02be842c5663/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-30.i[919,932] [2023-11-06 22:26:35,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:26:35,942 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:26:35,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35 WrapperNode [2023-11-06 22:26:35,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:26:35,944 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:26:35,946 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:26:35,946 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:26:35,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35" (1/1) ... [2023-11-06 22:26:35,990 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35" (1/1) ... [2023-11-06 22:26:36,045 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 203 [2023-11-06 22:26:36,047 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:26:36,049 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:26:36,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:26:36,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:26:36,060 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35" (1/1) ... [2023-11-06 22:26:36,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35" (1/1) ... [2023-11-06 22:26:36,087 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35" (1/1) ... [2023-11-06 22:26:36,088 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35" (1/1) ... [2023-11-06 22:26:36,116 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35" (1/1) ... [2023-11-06 22:26:36,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35" (1/1) ... [2023-11-06 22:26:36,139 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35" (1/1) ... [2023-11-06 22:26:36,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35" (1/1) ... [2023-11-06 22:26:36,147 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:26:36,148 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:26:36,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:26:36,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:26:36,150 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35" (1/1) ... [2023-11-06 22:26:36,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:26:36,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:26:36,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:26:36,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:26:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:26:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:26:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:26:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:26:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:26:36,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:26:36,498 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:26:36,501 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:26:52,991 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:26:53,001 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:26:53,001 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:26:53,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:26:53 BoogieIcfgContainer [2023-11-06 22:26:53,005 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:26:53,008 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:26:53,008 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:26:53,012 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:26:53,013 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:26:35" (1/3) ... [2023-11-06 22:26:53,014 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@409b6c0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:26:53, skipping insertion in model container [2023-11-06 22:26:53,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:35" (2/3) ... [2023-11-06 22:26:53,015 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@409b6c0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:26:53, skipping insertion in model container [2023-11-06 22:26:53,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:26:53" (3/3) ... [2023-11-06 22:26:53,017 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-30.i [2023-11-06 22:26:53,037 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:26:53,037 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:26:53,107 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:26:53,116 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;@3ed2cca, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:26:53,116 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:26:53,123 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 62 states have (on average 1.4838709677419355) internal successors, (92), 63 states have internal predecessors, (92), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-06 22:26:53,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-06 22:26:53,150 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:53,151 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:53,160 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:53,168 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:53,169 INFO L85 PathProgramCache]: Analyzing trace with hash 2056838129, now seen corresponding path program 1 times [2023-11-06 22:26:53,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:26:53,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1662903743] [2023-11-06 22:26:53,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:53,196 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:26:53,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:26:53,203 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:26:53,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 22:26:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:55,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:26:55,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:26:55,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 666 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2023-11-06 22:26:55,614 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:26:55,614 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:26:55,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1662903743] [2023-11-06 22:26:55,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1662903743] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:55,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:55,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:26:55,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200007460] [2023-11-06 22:26:55,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:55,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:26:55,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:26:55,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:26:55,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:26:55,664 INFO L87 Difference]: Start difference. First operand has 91 states, 62 states have (on average 1.4838709677419355) internal successors, (92), 63 states have internal predecessors, (92), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-06 22:26:55,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:55,711 INFO L93 Difference]: Finished difference Result 175 states and 308 transitions. [2023-11-06 22:26:55,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:26:55,713 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 174 [2023-11-06 22:26:55,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:55,724 INFO L225 Difference]: With dead ends: 175 [2023-11-06 22:26:55,724 INFO L226 Difference]: Without dead ends: 87 [2023-11-06 22:26:55,729 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:26:55,736 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:55,738 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:26:55,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-06 22:26:55,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-06 22:26:55,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 59 states have internal predecessors, (85), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-06 22:26:55,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 137 transitions. [2023-11-06 22:26:55,826 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 137 transitions. Word has length 174 [2023-11-06 22:26:55,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:55,827 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 137 transitions. [2023-11-06 22:26:55,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-06 22:26:55,828 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 137 transitions. [2023-11-06 22:26:55,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-06 22:26:55,833 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:55,833 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:55,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:26:56,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:26:56,037 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:56,037 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:56,038 INFO L85 PathProgramCache]: Analyzing trace with hash -810613523, now seen corresponding path program 1 times [2023-11-06 22:26:56,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:26:56,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1618719769] [2023-11-06 22:26:56,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:56,040 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:26:56,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:26:56,041 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:26:56,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 22:26:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:58,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:26:58,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:00,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-06 22:27:00,116 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:27:00,117 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:27:00,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1618719769] [2023-11-06 22:27:00,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1618719769] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:00,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:00,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:27:00,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513106623] [2023-11-06 22:27:00,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:00,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:27:00,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:27:00,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:27:00,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:27:00,123 INFO L87 Difference]: Start difference. First operand 87 states and 137 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:27:03,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:05,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:07,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:08,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:10,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:12,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:12,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:12,699 INFO L93 Difference]: Finished difference Result 286 states and 457 transitions. [2023-11-06 22:27:12,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:27:12,755 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 174 [2023-11-06 22:27:12,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:12,761 INFO L225 Difference]: With dead ends: 286 [2023-11-06 22:27:12,761 INFO L226 Difference]: Without dead ends: 202 [2023-11-06 22:27:12,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:27:12,765 INFO L413 NwaCegarLoop]: 174 mSDtfsCounter, 136 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 58 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:12,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 424 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 24 Invalid, 5 Unknown, 0 Unchecked, 12.5s Time] [2023-11-06 22:27:12,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2023-11-06 22:27:12,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 169. [2023-11-06 22:27:12,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 114 states have (on average 1.4035087719298245) internal successors, (160), 114 states have internal predecessors, (160), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-06 22:27:12,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 264 transitions. [2023-11-06 22:27:12,850 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 264 transitions. Word has length 174 [2023-11-06 22:27:12,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:12,852 INFO L495 AbstractCegarLoop]: Abstraction has 169 states and 264 transitions. [2023-11-06 22:27:12,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:27:12,853 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 264 transitions. [2023-11-06 22:27:12,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-06 22:27:12,862 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:12,863 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:27:12,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:13,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:27:13,064 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:27:13,065 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:13,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1410170330, now seen corresponding path program 1 times [2023-11-06 22:27:13,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:27:13,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [876680367] [2023-11-06 22:27:13,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:13,067 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:27:13,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:27:13,070 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:27:13,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-06 22:27:14,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:15,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:27:15,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:18,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 52 proven. 144 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 22:27:18,979 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:27:20,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-06 22:27:20,234 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:27:20,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [876680367] [2023-11-06 22:27:20,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [876680367] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:27:20,234 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:27:20,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 12 [2023-11-06 22:27:20,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553604064] [2023-11-06 22:27:20,235 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:27:20,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-06 22:27:20,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:27:20,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-06 22:27:20,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:27:20,239 INFO L87 Difference]: Start difference. First operand 169 states and 264 transitions. Second operand has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 3 states have call successors, (51), 3 states have call predecessors, (51), 5 states have return successors, (52), 2 states have call predecessors, (52), 3 states have call successors, (52) [2023-11-06 22:27:22,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:23,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:28,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:30,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:32,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:34,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:36,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:38,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:39,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:39,148 INFO L93 Difference]: Finished difference Result 275 states and 416 transitions. [2023-11-06 22:27:39,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 22:27:39,149 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 3 states have call successors, (51), 3 states have call predecessors, (51), 5 states have return successors, (52), 2 states have call predecessors, (52), 3 states have call successors, (52) Word has length 175 [2023-11-06 22:27:39,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:39,154 INFO L225 Difference]: With dead ends: 275 [2023-11-06 22:27:39,154 INFO L226 Difference]: Without dead ends: 191 [2023-11-06 22:27:39,156 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 339 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=142, Invalid=278, Unknown=0, NotChecked=0, Total=420 [2023-11-06 22:27:39,158 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 186 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 59 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:39,159 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 242 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 172 Invalid, 7 Unknown, 0 Unchecked, 18.2s Time] [2023-11-06 22:27:39,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2023-11-06 22:27:39,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 185. [2023-11-06 22:27:39,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 126 states have (on average 1.3253968253968254) internal successors, (167), 126 states have internal predecessors, (167), 52 states have call successors, (52), 6 states have call predecessors, (52), 6 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-06 22:27:39,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 271 transitions. [2023-11-06 22:27:39,209 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 271 transitions. Word has length 175 [2023-11-06 22:27:39,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:39,211 INFO L495 AbstractCegarLoop]: Abstraction has 185 states and 271 transitions. [2023-11-06 22:27:39,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 3 states have call successors, (51), 3 states have call predecessors, (51), 5 states have return successors, (52), 2 states have call predecessors, (52), 3 states have call successors, (52) [2023-11-06 22:27:39,211 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 271 transitions. [2023-11-06 22:27:39,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-06 22:27:39,214 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:39,215 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:27:39,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:39,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:27:39,441 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:27:39,441 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:39,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1565741804, now seen corresponding path program 1 times [2023-11-06 22:27:39,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:27:39,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [459960240] [2023-11-06 22:27:39,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:39,443 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:27:39,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:27:39,444 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:27:39,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-06 22:27:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:41,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:27:41,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:41,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-06 22:27:41,438 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:27:41,439 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:27:41,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [459960240] [2023-11-06 22:27:41,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [459960240] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:41,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:41,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:27:41,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189310054] [2023-11-06 22:27:41,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:41,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:27:41,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:27:41,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:27:41,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:27:41,443 INFO L87 Difference]: Start difference. First operand 185 states and 271 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:27:43,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:45,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:47,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:48,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:48,059 INFO L93 Difference]: Finished difference Result 367 states and 539 transitions. [2023-11-06 22:27:48,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:27:48,060 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 176 [2023-11-06 22:27:48,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:48,063 INFO L225 Difference]: With dead ends: 367 [2023-11-06 22:27:48,063 INFO L226 Difference]: Without dead ends: 185 [2023-11-06 22:27:48,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 174 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 22:27:48,068 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 32 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:48,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 214 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 3 Unknown, 0 Unchecked, 6.6s Time] [2023-11-06 22:27:48,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2023-11-06 22:27:48,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2023-11-06 22:27:48,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 126 states have (on average 1.3095238095238095) internal successors, (165), 126 states have internal predecessors, (165), 52 states have call successors, (52), 6 states have call predecessors, (52), 6 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-06 22:27:48,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 269 transitions. [2023-11-06 22:27:48,114 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 269 transitions. Word has length 176 [2023-11-06 22:27:48,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:48,115 INFO L495 AbstractCegarLoop]: Abstraction has 185 states and 269 transitions. [2023-11-06 22:27:48,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:27:48,115 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 269 transitions. [2023-11-06 22:27:48,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-06 22:27:48,117 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:48,118 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:27:48,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:48,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:27:48,318 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:27:48,319 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:48,319 INFO L85 PathProgramCache]: Analyzing trace with hash -831250661, now seen corresponding path program 1 times [2023-11-06 22:27:48,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:27:48,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1658947504] [2023-11-06 22:27:48,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:48,320 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:27:48,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:27:48,321 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:27:48,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-06 22:27:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:50,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-06 22:27:50,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:53,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 52 proven. 144 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 22:27:53,597 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:27:54,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-06 22:27:54,849 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:27:54,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1658947504] [2023-11-06 22:27:54,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1658947504] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:27:54,850 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:27:54,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 14 [2023-11-06 22:27:54,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270426210] [2023-11-06 22:27:54,850 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:27:54,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 22:27:54,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:27:54,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 22:27:54,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:27:54,854 INFO L87 Difference]: Start difference. First operand 185 states and 269 transitions. Second operand has 14 states, 14 states have (on average 6.428571428571429) internal successors, (90), 14 states have internal predecessors, (90), 3 states have call successors, (51), 3 states have call predecessors, (51), 5 states have return successors, (52), 2 states have call predecessors, (52), 3 states have call successors, (52) [2023-11-06 22:28:00,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:02,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:04,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:06,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:08,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:09,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:11,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:28:11,040 INFO L93 Difference]: Finished difference Result 373 states and 541 transitions. [2023-11-06 22:28:11,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:28:11,041 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.428571428571429) internal successors, (90), 14 states have internal predecessors, (90), 3 states have call successors, (51), 3 states have call predecessors, (51), 5 states have return successors, (52), 2 states have call predecessors, (52), 3 states have call successors, (52) Word has length 177 [2023-11-06 22:28:11,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:28:11,045 INFO L225 Difference]: With dead ends: 373 [2023-11-06 22:28:11,045 INFO L226 Difference]: Without dead ends: 191 [2023-11-06 22:28:11,046 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 341 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=159, Invalid=393, Unknown=0, NotChecked=0, Total=552 [2023-11-06 22:28:11,047 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 335 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 311 mSolverCounterSat, 108 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 311 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:28:11,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [336 Valid, 426 Invalid, 424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 311 Invalid, 5 Unknown, 0 Unchecked, 15.4s Time] [2023-11-06 22:28:11,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2023-11-06 22:28:11,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 185. [2023-11-06 22:28:11,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 126 states have (on average 1.2936507936507937) internal successors, (163), 126 states have internal predecessors, (163), 52 states have call successors, (52), 6 states have call predecessors, (52), 6 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-06 22:28:11,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 267 transitions. [2023-11-06 22:28:11,083 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 267 transitions. Word has length 177 [2023-11-06 22:28:11,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:28:11,084 INFO L495 AbstractCegarLoop]: Abstraction has 185 states and 267 transitions. [2023-11-06 22:28:11,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.428571428571429) internal successors, (90), 14 states have internal predecessors, (90), 3 states have call successors, (51), 3 states have call predecessors, (51), 5 states have return successors, (52), 2 states have call predecessors, (52), 3 states have call successors, (52) [2023-11-06 22:28:11,085 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 267 transitions. [2023-11-06 22:28:11,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-06 22:28:11,088 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:28:11,089 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:28:11,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:28:11,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:28:11,313 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:28:11,313 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:28:11,313 INFO L85 PathProgramCache]: Analyzing trace with hash 448613017, now seen corresponding path program 1 times [2023-11-06 22:28:11,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:28:11,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1841145897] [2023-11-06 22:28:11,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:28:11,314 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:28:11,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:28:11,315 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:28:11,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-06 22:28:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:28:13,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:28:13,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:28:16,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-06 22:28:16,961 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:28:16,962 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:28:16,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1841145897] [2023-11-06 22:28:16,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1841145897] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:28:16,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:28:16,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:28:16,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032060643] [2023-11-06 22:28:16,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:28:16,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:28:16,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:28:16,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:28:16,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:28:16,969 INFO L87 Difference]: Start difference. First operand 185 states and 267 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:28:19,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:21,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:24,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:27,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:28,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:30,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:32,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:35,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:36,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:38,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:40,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:43,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:46,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:28:47,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:28:47,097 INFO L93 Difference]: Finished difference Result 467 states and 679 transitions. [2023-11-06 22:28:47,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:28:47,098 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 177 [2023-11-06 22:28:47,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:28:47,102 INFO L225 Difference]: With dead ends: 467 [2023-11-06 22:28:47,102 INFO L226 Difference]: Without dead ends: 285 [2023-11-06 22:28:47,103 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 175 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 22:28:47,105 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 22 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:28:47,105 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 235 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 10 Unknown, 0 Unchecked, 30.1s Time] [2023-11-06 22:28:47,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2023-11-06 22:28:47,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 271. [2023-11-06 22:28:47,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 183 states have (on average 1.2622950819672132) internal successors, (231), 183 states have internal predecessors, (231), 78 states have call successors, (78), 9 states have call predecessors, (78), 9 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-06 22:28:47,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 387 transitions. [2023-11-06 22:28:47,144 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 387 transitions. Word has length 177 [2023-11-06 22:28:47,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:28:47,145 INFO L495 AbstractCegarLoop]: Abstraction has 271 states and 387 transitions. [2023-11-06 22:28:47,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-06 22:28:47,146 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 387 transitions. [2023-11-06 22:28:47,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-06 22:28:47,149 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:28:47,149 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:28:47,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-11-06 22:28:47,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:28:47,367 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:28:47,368 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:28:47,368 INFO L85 PathProgramCache]: Analyzing trace with hash 858924905, now seen corresponding path program 1 times [2023-11-06 22:28:47,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:28:47,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [920212121] [2023-11-06 22:28:47,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:28:47,368 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:28:47,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:28:47,369 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:28:47,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_391afdef-b467-4516-94fb-02be842c5663/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-06 22:28:49,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:28:49,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-06 22:28:49,309 INFO L285 TraceCheckSpWp]: Computing forward predicates...