./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.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_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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_fa16a238-ca62-4457-92d0-f3d7938ad766/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 eac29c932ada0e94be278f95077c74c7b457902f59ccb1c57195813dd70e5550 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:08:30,583 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:08:30,682 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 23:08:30,689 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:08:30,689 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:08:30,746 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:08:30,748 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:08:30,749 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:08:30,750 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:08:30,755 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:08:30,757 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:08:30,757 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:08:30,758 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:08:30,759 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:08:30,760 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:08:30,760 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:08:30,761 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:08:30,761 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:08:30,762 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:08:30,762 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:08:30,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:08:30,763 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:08:30,764 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:08:30,764 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:08:30,764 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:08:30,765 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:08:30,766 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:08:30,771 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:08:30,772 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:08:30,772 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:08:30,774 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:08:30,774 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:08:30,774 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:08:30,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:08:30,775 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:08:30,775 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:08:30,775 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:08:30,775 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:08:30,776 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:08:30,776 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_fa16a238-ca62-4457-92d0-f3d7938ad766/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eac29c932ada0e94be278f95077c74c7b457902f59ccb1c57195813dd70e5550 [2023-11-06 23:08:31,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:08:31,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:08:31,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:08:31,138 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:08:31,139 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:08:31,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-06 23:08:34,392 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:08:34,615 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:08:34,615 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-06 23:08:34,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/data/7eb441410/9ab7857e60fb42ce938187384f3df249/FLAG1f49c3ad4 [2023-11-06 23:08:34,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/data/7eb441410/9ab7857e60fb42ce938187384f3df249 [2023-11-06 23:08:34,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:08:34,666 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:08:34,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:08:34,670 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:08:34,679 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:08:34,680 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:08:34" (1/1) ... [2023-11-06 23:08:34,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5997c0dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:34, skipping insertion in model container [2023-11-06 23:08:34,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:08:34" (1/1) ... [2023-11-06 23:08:34,720 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:08:34,901 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_fa16a238-ca62-4457-92d0-f3d7938ad766/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i[919,932] [2023-11-06 23:08:34,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:08:35,013 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:08:35,029 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_fa16a238-ca62-4457-92d0-f3d7938ad766/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i[919,932] [2023-11-06 23:08:35,112 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:08:35,132 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:08:35,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:35 WrapperNode [2023-11-06 23:08:35,133 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:08:35,134 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:08:35,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:08:35,135 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:08:35,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:35" (1/1) ... [2023-11-06 23:08:35,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:35" (1/1) ... [2023-11-06 23:08:35,227 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2023-11-06 23:08:35,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:08:35,229 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:08:35,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:08:35,229 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:08:35,239 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:35" (1/1) ... [2023-11-06 23:08:35,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:35" (1/1) ... [2023-11-06 23:08:35,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:35" (1/1) ... [2023-11-06 23:08:35,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:35" (1/1) ... [2023-11-06 23:08:35,264 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:35" (1/1) ... [2023-11-06 23:08:35,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:35" (1/1) ... [2023-11-06 23:08:35,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:35" (1/1) ... [2023-11-06 23:08:35,279 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:35" (1/1) ... [2023-11-06 23:08:35,288 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:08:35,294 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:08:35,294 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:08:35,294 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:08:35,298 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:35" (1/1) ... [2023-11-06 23:08:35,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:08:35,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:08:35,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:08:35,450 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:08:35,450 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:08:35,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:08:35,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:08:35,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:08:35,565 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:08:35,568 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:08:36,008 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:08:36,016 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:08:36,020 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:08:36,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:08:36 BoogieIcfgContainer [2023-11-06 23:08:36,024 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:08:36,029 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:08:36,029 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:08:36,032 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:08:36,033 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:08:34" (1/3) ... [2023-11-06 23:08:36,034 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49914968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:08:36, skipping insertion in model container [2023-11-06 23:08:36,034 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:35" (2/3) ... [2023-11-06 23:08:36,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49914968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:08:36, skipping insertion in model container [2023-11-06 23:08:36,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:08:36" (3/3) ... [2023-11-06 23:08:36,037 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-06 23:08:36,057 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:08:36,058 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:08:36,124 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:08:36,134 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;@4cc1bf8c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:08:36,135 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:08:36,139 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 60 states have (on average 1.4166666666666667) internal successors, (85), 61 states have internal predecessors, (85), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-06 23:08:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-06 23:08:36,157 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:08:36,158 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:36,158 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:08:36,163 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:36,163 INFO L85 PathProgramCache]: Analyzing trace with hash -246182279, now seen corresponding path program 1 times [2023-11-06 23:08:36,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:36,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452947257] [2023-11-06 23:08:36,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:36,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:36,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:36,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452947257] [2023-11-06 23:08:36,547 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 23:08:36,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1977142271] [2023-11-06 23:08:36,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:36,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:36,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,554 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 23:08:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:36,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 23:08:36,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:37,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2023-11-06 23:08:37,010 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:08:37,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1977142271] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:08:37,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:08:37,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:08:37,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585288886] [2023-11-06 23:08:37,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:08:37,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:08:37,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:37,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:08:37,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:08:37,062 INFO L87 Difference]: Start difference. First operand has 96 states, 60 states have (on average 1.4166666666666667) internal successors, (85), 61 states have internal predecessors, (85), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) 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, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-06 23:08:37,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:37,116 INFO L93 Difference]: Finished difference Result 185 states and 329 transitions. [2023-11-06 23:08:37,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:08:37,118 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, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 211 [2023-11-06 23:08:37,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:08:37,128 INFO L225 Difference]: With dead ends: 185 [2023-11-06 23:08:37,128 INFO L226 Difference]: Without dead ends: 92 [2023-11-06 23:08:37,133 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 210 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 23:08:37,138 INFO L413 NwaCegarLoop]: 142 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, 142 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 23:08:37,139 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:08:37,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-11-06 23:08:37,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2023-11-06 23:08:37,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 57 states have (on average 1.3333333333333333) internal successors, (76), 57 states have internal predecessors, (76), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-06 23:08:37,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 142 transitions. [2023-11-06 23:08:37,197 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 142 transitions. Word has length 211 [2023-11-06 23:08:37,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:08:37,198 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 142 transitions. [2023-11-06 23:08:37,199 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, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-06 23:08:37,199 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 142 transitions. [2023-11-06 23:08:37,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-06 23:08:37,205 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:08:37,205 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:37,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:37,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 23:08:37,412 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:08:37,413 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:37,413 INFO L85 PathProgramCache]: Analyzing trace with hash -911161793, now seen corresponding path program 1 times [2023-11-06 23:08:37,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:37,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390053354] [2023-11-06 23:08:37,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:37,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:37,534 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:08:37,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [413185045] [2023-11-06 23:08:37,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:37,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:37,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:37,550 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:08:37,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 23:08:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:37,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 23:08:37,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:38,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 276 proven. 90 refuted. 0 times theorem prover too weak. 1746 trivial. 0 not checked. [2023-11-06 23:08:38,295 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:08:38,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 6 proven. 90 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-06 23:08:38,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:38,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390053354] [2023-11-06 23:08:38,568 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:08:38,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [413185045] [2023-11-06 23:08:38,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [413185045] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:08:38,568 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:08:38,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-06 23:08:38,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387973089] [2023-11-06 23:08:38,569 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:08:38,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 23:08:38,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:38,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 23:08:38,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:08:38,573 INFO L87 Difference]: Start difference. First operand 92 states and 142 transitions. Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 3 states have call successors, (63), 2 states have call predecessors, (63), 4 states have return successors, (64), 3 states have call predecessors, (64), 3 states have call successors, (64) [2023-11-06 23:08:38,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:38,854 INFO L93 Difference]: Finished difference Result 187 states and 286 transitions. [2023-11-06 23:08:38,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 23:08:38,856 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 3 states have call successors, (63), 2 states have call predecessors, (63), 4 states have return successors, (64), 3 states have call predecessors, (64), 3 states have call successors, (64) Word has length 211 [2023-11-06 23:08:38,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:08:38,860 INFO L225 Difference]: With dead ends: 187 [2023-11-06 23:08:38,860 INFO L226 Difference]: Without dead ends: 98 [2023-11-06 23:08:38,862 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 414 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-06 23:08:38,863 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 161 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:08:38,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 240 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 23:08:38,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-11-06 23:08:38,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 96. [2023-11-06 23:08:38,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 60 states have (on average 1.3) internal successors, (78), 60 states have internal predecessors, (78), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-06 23:08:38,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 144 transitions. [2023-11-06 23:08:38,889 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 144 transitions. Word has length 211 [2023-11-06 23:08:38,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:08:38,890 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 144 transitions. [2023-11-06 23:08:38,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 3 states have call successors, (63), 2 states have call predecessors, (63), 4 states have return successors, (64), 3 states have call predecessors, (64), 3 states have call successors, (64) [2023-11-06 23:08:38,891 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 144 transitions. [2023-11-06 23:08:38,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-06 23:08:38,895 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:08:38,896 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:38,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:39,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:39,103 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:08:39,103 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:39,104 INFO L85 PathProgramCache]: Analyzing trace with hash -488459967, now seen corresponding path program 1 times [2023-11-06 23:08:39,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:39,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275729130] [2023-11-06 23:08:39,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:39,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:39,171 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:08:39,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2002162506] [2023-11-06 23:08:39,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:39,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:39,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:39,173 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:08:39,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 23:08:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:39,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 23:08:39,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:40,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1271 proven. 126 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-06 23:08:40,111 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:08:40,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 60 proven. 129 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-06 23:08:40,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:40,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275729130] [2023-11-06 23:08:40,523 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:08:40,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2002162506] [2023-11-06 23:08:40,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2002162506] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:08:40,524 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:08:40,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2023-11-06 23:08:40,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255047733] [2023-11-06 23:08:40,526 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:08:40,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 23:08:40,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:40,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 23:08:40,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2023-11-06 23:08:40,534 INFO L87 Difference]: Start difference. First operand 96 states and 144 transitions. Second operand has 14 states, 14 states have (on average 6.214285714285714) internal successors, (87), 14 states have internal predecessors, (87), 5 states have call successors, (60), 3 states have call predecessors, (60), 7 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) [2023-11-06 23:08:41,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:41,063 INFO L93 Difference]: Finished difference Result 203 states and 297 transitions. [2023-11-06 23:08:41,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-06 23:08:41,064 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.214285714285714) internal successors, (87), 14 states have internal predecessors, (87), 5 states have call successors, (60), 3 states have call predecessors, (60), 7 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) Word has length 211 [2023-11-06 23:08:41,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:08:41,069 INFO L225 Difference]: With dead ends: 203 [2023-11-06 23:08:41,072 INFO L226 Difference]: Without dead ends: 110 [2023-11-06 23:08:41,073 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 408 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=148, Invalid=272, Unknown=0, NotChecked=0, Total=420 [2023-11-06 23:08:41,077 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 175 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 23:08:41,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 273 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 23:08:41,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-06 23:08:41,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 104. [2023-11-06 23:08:41,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 66 states have (on average 1.2575757575757576) internal successors, (83), 66 states have internal predecessors, (83), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-06 23:08:41,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 149 transitions. [2023-11-06 23:08:41,119 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 149 transitions. Word has length 211 [2023-11-06 23:08:41,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:08:41,121 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 149 transitions. [2023-11-06 23:08:41,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.214285714285714) internal successors, (87), 14 states have internal predecessors, (87), 5 states have call successors, (60), 3 states have call predecessors, (60), 7 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) [2023-11-06 23:08:41,123 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 149 transitions. [2023-11-06 23:08:41,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-06 23:08:41,130 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:08:41,131 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:41,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:41,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-06 23:08:41,343 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:08:41,343 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:41,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1575626242, now seen corresponding path program 1 times [2023-11-06 23:08:41,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:41,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271148933] [2023-11-06 23:08:41,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:41,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:41,423 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:08:41,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2062548141] [2023-11-06 23:08:41,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:41,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:41,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:41,426 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:08:41,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 23:08:41,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:41,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 23:08:41,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:42,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1271 proven. 126 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-06 23:08:42,331 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:08:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 60 proven. 129 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-06 23:08:42,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:42,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271148933] [2023-11-06 23:08:42,770 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:08:42,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2062548141] [2023-11-06 23:08:42,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2062548141] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:08:42,771 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:08:42,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2023-11-06 23:08:42,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542597712] [2023-11-06 23:08:42,772 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:08:42,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-06 23:08:42,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:42,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-06 23:08:42,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2023-11-06 23:08:42,779 INFO L87 Difference]: Start difference. First operand 104 states and 149 transitions. Second operand has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 5 states have call successors, (60), 3 states have call predecessors, (60), 7 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) [2023-11-06 23:08:43,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:43,320 INFO L93 Difference]: Finished difference Result 211 states and 301 transitions. [2023-11-06 23:08:43,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-06 23:08:43,322 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 5 states have call successors, (60), 3 states have call predecessors, (60), 7 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) Word has length 212 [2023-11-06 23:08:43,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:08:43,325 INFO L225 Difference]: With dead ends: 211 [2023-11-06 23:08:43,325 INFO L226 Difference]: Without dead ends: 110 [2023-11-06 23:08:43,326 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 430 GetRequests, 408 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552 [2023-11-06 23:08:43,327 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 186 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 23:08:43,328 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 348 Invalid, 436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 392 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 23:08:43,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-06 23:08:43,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 104. [2023-11-06 23:08:43,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 66 states have (on average 1.2424242424242424) internal successors, (82), 66 states have internal predecessors, (82), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-06 23:08:43,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 148 transitions. [2023-11-06 23:08:43,350 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 148 transitions. Word has length 212 [2023-11-06 23:08:43,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:08:43,351 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 148 transitions. [2023-11-06 23:08:43,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 5 states have call successors, (60), 3 states have call predecessors, (60), 7 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) [2023-11-06 23:08:43,352 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 148 transitions. [2023-11-06 23:08:43,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-06 23:08:43,355 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:08:43,355 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:43,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:43,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:43,562 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:08:43,562 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:43,563 INFO L85 PathProgramCache]: Analyzing trace with hash -895567872, now seen corresponding path program 1 times [2023-11-06 23:08:43,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:43,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119081297] [2023-11-06 23:08:43,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:43,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:43,614 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:08:43,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [656449161] [2023-11-06 23:08:43,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:43,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:43,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:43,616 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:08:43,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 23:08:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:43,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 23:08:43,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:44,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-06 23:08:44,148 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:08:44,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:44,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119081297] [2023-11-06 23:08:44,152 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:08:44,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656449161] [2023-11-06 23:08:44,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [656449161] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:08:44,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:08:44,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:08:44,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837293534] [2023-11-06 23:08:44,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:08:44,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:08:44,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:44,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:08:44,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:08:44,163 INFO L87 Difference]: Start difference. First operand 104 states and 148 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-06 23:08:44,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:44,322 INFO L93 Difference]: Finished difference Result 205 states and 293 transitions. [2023-11-06 23:08:44,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:08:44,324 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 212 [2023-11-06 23:08:44,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:08:44,327 INFO L225 Difference]: With dead ends: 205 [2023-11-06 23:08:44,328 INFO L226 Difference]: Without dead ends: 104 [2023-11-06 23:08:44,329 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 209 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 23:08:44,330 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 110 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:08:44,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 134 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:08:44,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-06 23:08:44,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2023-11-06 23:08:44,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 66 states have (on average 1.2272727272727273) internal successors, (81), 66 states have internal predecessors, (81), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-06 23:08:44,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 147 transitions. [2023-11-06 23:08:44,380 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 147 transitions. Word has length 212 [2023-11-06 23:08:44,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:08:44,383 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 147 transitions. [2023-11-06 23:08:44,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-06 23:08:44,384 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 147 transitions. [2023-11-06 23:08:44,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-06 23:08:44,388 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:08:44,388 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:44,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:44,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:44,595 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:08:44,596 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:44,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1405254718, now seen corresponding path program 1 times [2023-11-06 23:08:44,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:44,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622426785] [2023-11-06 23:08:44,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:44,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:44,644 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:08:44,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1747772597] [2023-11-06 23:08:44,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:44,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:44,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:44,646 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:08:44,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 23:08:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:44,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 23:08:44,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:45,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 488 proven. 84 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-06 23:08:45,646 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:08:46,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 12 proven. 84 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-06 23:08:46,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:46,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622426785] [2023-11-06 23:08:46,112 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:08:46,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1747772597] [2023-11-06 23:08:46,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1747772597] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:08:46,113 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:08:46,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 14 [2023-11-06 23:08:46,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882838214] [2023-11-06 23:08:46,114 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:08:46,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 23:08:46,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:46,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 23:08:46,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2023-11-06 23:08:46,119 INFO L87 Difference]: Start difference. First operand 104 states and 147 transitions. Second operand has 14 states, 14 states have (on average 7.071428571428571) internal successors, (99), 14 states have internal predecessors, (99), 4 states have call successors, (66), 3 states have call predecessors, (66), 5 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2023-11-06 23:08:47,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:47,895 INFO L93 Difference]: Finished difference Result 451 states and 625 transitions. [2023-11-06 23:08:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-06 23:08:47,898 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.071428571428571) internal successors, (99), 14 states have internal predecessors, (99), 4 states have call successors, (66), 3 states have call predecessors, (66), 5 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) Word has length 212 [2023-11-06 23:08:47,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:08:47,902 INFO L225 Difference]: With dead ends: 451 [2023-11-06 23:08:47,903 INFO L226 Difference]: Without dead ends: 350 [2023-11-06 23:08:47,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 444 GetRequests, 414 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=269, Invalid=723, Unknown=0, NotChecked=0, Total=992 [2023-11-06 23:08:47,923 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 454 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 1000 mSolverCounterSat, 327 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 486 SdHoareTripleChecker+Valid, 710 SdHoareTripleChecker+Invalid, 1327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 327 IncrementalHoareTripleChecker+Valid, 1000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:08:47,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [486 Valid, 710 Invalid, 1327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [327 Valid, 1000 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-06 23:08:47,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2023-11-06 23:08:48,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 291. [2023-11-06 23:08:48,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 176 states have (on average 1.1761363636363635) internal successors, (207), 176 states have internal predecessors, (207), 99 states have call successors, (99), 15 states have call predecessors, (99), 15 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-11-06 23:08:48,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 405 transitions. [2023-11-06 23:08:48,013 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 405 transitions. Word has length 212 [2023-11-06 23:08:48,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:08:48,014 INFO L495 AbstractCegarLoop]: Abstraction has 291 states and 405 transitions. [2023-11-06 23:08:48,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.071428571428571) internal successors, (99), 14 states have internal predecessors, (99), 4 states have call successors, (66), 3 states have call predecessors, (66), 5 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2023-11-06 23:08:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 405 transitions. [2023-11-06 23:08:48,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-06 23:08:48,019 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:08:48,020 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:48,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:48,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:48,227 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:08:48,227 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:48,227 INFO L85 PathProgramCache]: Analyzing trace with hash 2106319296, now seen corresponding path program 1 times [2023-11-06 23:08:48,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:48,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480090061] [2023-11-06 23:08:48,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:48,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:48,266 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:08:48,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [887968561] [2023-11-06 23:08:48,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:48,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:48,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:48,268 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:08:48,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 23:08:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:48,493 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:48,725 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:48,726 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 23:08:48,727 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:08:48,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:48,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:48,941 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:48,946 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:08:49,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:08:49 BoogieIcfgContainer [2023-11-06 23:08:49,113 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:08:49,114 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:08:49,114 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:08:49,114 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:08:49,115 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:08:36" (3/4) ... [2023-11-06 23:08:49,117 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 23:08:49,119 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:08:49,119 INFO L158 Benchmark]: Toolchain (without parser) took 14453.75ms. Allocated memory was 127.9MB in the beginning and 197.1MB in the end (delta: 69.2MB). Free memory was 67.9MB in the beginning and 73.9MB in the end (delta: -6.0MB). Peak memory consumption was 66.9MB. Max. memory is 16.1GB. [2023-11-06 23:08:49,120 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:08:49,120 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.22ms. Allocated memory is still 127.9MB. Free memory was 67.6MB in the beginning and 51.5MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 23:08:49,120 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.55ms. Allocated memory is still 127.9MB. Free memory was 51.5MB in the beginning and 46.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 23:08:49,121 INFO L158 Benchmark]: Boogie Preprocessor took 59.60ms. Allocated memory is still 127.9MB. Free memory was 46.4MB in the beginning and 43.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 23:08:49,121 INFO L158 Benchmark]: RCFGBuilder took 731.44ms. Allocated memory is still 127.9MB. Free memory was 43.8MB in the beginning and 73.0MB in the end (delta: -29.2MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2023-11-06 23:08:49,122 INFO L158 Benchmark]: TraceAbstraction took 13084.75ms. Allocated memory was 127.9MB in the beginning and 197.1MB in the end (delta: 69.2MB). Free memory was 72.3MB in the beginning and 73.9MB in the end (delta: -1.7MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2023-11-06 23:08:49,122 INFO L158 Benchmark]: Witness Printer took 4.63ms. Allocated memory is still 197.1MB. Free memory was 73.9MB in the beginning and 73.9MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 23:08:49,127 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.22ms. Allocated memory is still 127.9MB. Free memory was 67.6MB in the beginning and 51.5MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.55ms. Allocated memory is still 127.9MB. Free memory was 51.5MB in the beginning and 46.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.60ms. Allocated memory is still 127.9MB. Free memory was 46.4MB in the beginning and 43.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 731.44ms. Allocated memory is still 127.9MB. Free memory was 43.8MB in the beginning and 73.0MB in the end (delta: -29.2MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * TraceAbstraction took 13084.75ms. Allocated memory was 127.9MB in the beginning and 197.1MB in the end (delta: 69.2MB). Free memory was 72.3MB in the beginning and 73.9MB in the end (delta: -1.7MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * Witness Printer took 4.63ms. Allocated memory is still 197.1MB. Free memory was 73.9MB in the beginning and 73.9MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. 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 someBinaryDOUBLEComparisonOperation at line 191, overapproximation of someUnaryDOUBLEoperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] unsigned short int var_1_4 = 256; [L24] unsigned short int var_1_6 = 10000; [L25] unsigned short int var_1_7 = 10000; [L26] unsigned short int var_1_8 = 128; [L27] unsigned short int var_1_9 = 8; [L28] unsigned char var_1_10 = 100; [L29] unsigned char var_1_11 = 64; [L30] unsigned char var_1_12 = 16; [L31] unsigned short int var_1_13 = 256; [L32] unsigned short int var_1_17 = 4; [L33] double var_1_18 = 64.2; [L34] unsigned short int var_1_19 = 53045; [L35] double var_1_20 = 1.75; [L36] double var_1_21 = 50.35; [L37] double var_1_22 = 5.5; [L38] double var_1_23 = 7.125; [L39] unsigned long int var_1_24 = 50; [L40] unsigned long int var_1_25 = 1907531378; [L41] unsigned long int var_1_26 = 8; [L42] unsigned char var_1_27 = 0; [L43] signed long int var_1_28 = 8; [L44] signed long int var_1_30 = 1; [L45] unsigned long int var_1_35 = 1; [L46] double var_1_37 = 1.4; [L47] unsigned char var_1_40 = 1; [L48] unsigned char var_1_41 = 0; [L49] unsigned char var_1_42 = 0; [L50] signed char var_1_43 = 10; [L51] signed char var_1_45 = 25; [L52] signed char var_1_46 = 16; [L53] signed char var_1_47 = 32; [L54] unsigned long int last_1_var_1_24 = 50; [L55] unsigned char last_1_var_1_27 = 0; VAL [isInitial=0, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=256, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L187] last_1_var_1_24 = var_1_24 [L188] last_1_var_1_27 = var_1_27 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=256, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L198] RET updateLastVariables() [L199] CALL updateVariables() [L134] var_1_4 = __VERIFIER_nondet_ushort() [L135] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L135] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L136] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L136] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L137] var_1_6 = __VERIFIER_nondet_ushort() [L138] CALL assume_abort_if_not(var_1_6 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L138] RET assume_abort_if_not(var_1_6 >= 8191) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L139] CALL assume_abort_if_not(var_1_6 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L139] RET assume_abort_if_not(var_1_6 <= 16384) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L140] var_1_7 = __VERIFIER_nondet_ushort() [L141] CALL assume_abort_if_not(var_1_7 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L141] RET assume_abort_if_not(var_1_7 >= 8192) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L142] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L142] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L143] var_1_8 = __VERIFIER_nondet_ushort() [L144] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=8] [L144] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=8] [L145] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=8] [L145] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=8] [L146] var_1_9 = __VERIFIER_nondet_ushort() [L147] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L147] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L148] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L148] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L149] var_1_11 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L150] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L151] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L151] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L152] var_1_12 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L153] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L154] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L154] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L155] var_1_18 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L156] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L157] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L157] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L158] var_1_19 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_19 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L159] RET assume_abort_if_not(var_1_19 >= 49150) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L160] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L160] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L161] var_1_21 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L162] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L163] var_1_22 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L164] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L165] var_1_23 = __VERIFIER_nondet_double() [L166] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L166] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L167] var_1_25 = __VERIFIER_nondet_ulong() [L168] CALL assume_abort_if_not(var_1_25 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L168] RET assume_abort_if_not(var_1_25 >= 1073741823) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L169] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L169] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L170] var_1_41 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_41 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L171] RET assume_abort_if_not(var_1_41 >= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L172] CALL assume_abort_if_not(var_1_41 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L172] RET assume_abort_if_not(var_1_41 <= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L173] var_1_42 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_42 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L174] RET assume_abort_if_not(var_1_42 >= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L175] CALL assume_abort_if_not(var_1_42 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L175] RET assume_abort_if_not(var_1_42 <= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L176] var_1_45 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_45 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L177] RET assume_abort_if_not(var_1_45 >= -1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L178] CALL assume_abort_if_not(var_1_45 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L178] RET assume_abort_if_not(var_1_45 <= 126) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L179] var_1_46 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_46 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L180] RET assume_abort_if_not(var_1_46 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L181] CALL assume_abort_if_not(var_1_46 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L181] RET assume_abort_if_not(var_1_46 <= 126) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=32, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L182] var_1_47 = __VERIFIER_nondet_char() [L183] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L183] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L184] CALL assume_abort_if_not(var_1_47 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L184] RET assume_abort_if_not(var_1_47 <= 126) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L199] RET updateVariables() [L200] CALL step() [L59] var_1_28 = var_1_10 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L60] COND TRUE (var_1_19 + 100000000u) != ((((var_1_7) > (var_1_4)) ? (var_1_7) : (var_1_4))) [L61] var_1_30 = (((((var_1_10 + ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) > (var_1_7)) ? ((var_1_10 + ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : (var_1_7))) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L65] var_1_35 = var_1_11 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L66] COND FALSE !(var_1_11 > var_1_6) [L69] var_1_37 = ((((var_1_21) < ((((((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))) < 0 ) ? -((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))) : ((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))))))) ? (var_1_21) : ((((((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))) < 0 ) ? -((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))) : ((((49.2) > (var_1_22)) ? (49.2) : (var_1_22)))))))) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L71] COND TRUE var_1_7 <= var_1_19 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L72] COND TRUE var_1_18 <= var_1_22 [L73] var_1_40 = (! var_1_41) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L80] COND TRUE var_1_11 != (~ (var_1_10 % var_1_7)) [L81] var_1_43 = (var_1_45 - var_1_46) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L95] COND FALSE !(\read(last_1_var_1_27)) [L98] var_1_20 = var_1_22 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L100] COND TRUE (- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22))) [L101] var_1_27 = 0 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L103] EXPR var_1_8 << var_1_4 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8 << var_1_4=16383, var_1_8=16383, var_1_9=16382] [L103] COND TRUE var_1_9 < (var_1_8 << var_1_4) [L104] var_1_10 = (var_1_11 + var_1_12) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L108] unsigned char stepLocal_0 = var_1_27; VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L109] COND TRUE (var_1_10 <= var_1_10) || stepLocal_0 [L110] var_1_13 = ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10))) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L114] unsigned short int stepLocal_1 = var_1_7; VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, stepLocal_1=16383, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L115] COND FALSE !(stepLocal_1 == last_1_var_1_24) [L118] var_1_24 = (var_1_10 + (var_1_25 - var_1_11)) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, stepLocal_1=16383, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=1073741823, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L120] signed long int stepLocal_2 = var_1_19 - var_1_7; VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, stepLocal_1=16383, stepLocal_2=32767, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=1073741823, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L121] COND FALSE !(var_1_10 > stepLocal_2) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, stepLocal_1=16383, stepLocal_2=32767, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=1073741823, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L124] COND TRUE var_1_20 < var_1_20 [L125] var_1_1 = ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, stepLocal_1=16383, stepLocal_2=32767, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=0, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=1073741823, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L129] COND FALSE !((var_1_20 / var_1_18) > var_1_20) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, stepLocal_1=16383, stepLocal_2=32767, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=0, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=1073741823, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11))) VAL [((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11)))=0, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=0, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=1073741823, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L191-L192] return ((((((((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11)))) && (((var_1_10 <= var_1_10) || var_1_27) ? (var_1_13 == ((unsigned short int) ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10))))) : (var_1_13 == ((unsigned short int) var_1_10)))) && (((var_1_20 / var_1_18) > var_1_20) ? (var_1_17 == ((unsigned short int) ((var_1_19 - ((((var_1_26) > (var_1_12)) ? (var_1_26) : (var_1_12)))) - var_1_7))) : 1)) && (last_1_var_1_27 ? (var_1_20 == ((double) (((((((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) > (16.6)) ? (((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) : (16.6))) - var_1_23))) : (var_1_20 == ((double) var_1_22)))) && ((var_1_7 == last_1_var_1_24) ? (var_1_24 == ((unsigned long int) (2332545940u - (1490203111u - var_1_11)))) : (var_1_24 == ((unsigned long int) (var_1_10 + (var_1_25 - var_1_11)))))) && ((var_1_10 > (var_1_19 - var_1_7)) ? (var_1_26 == ((unsigned long int) var_1_10)) : 1)) && (((- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22)))) ? (var_1_27 == ((unsigned char) 0)) : 1) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=0, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=1073741823, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=0, var_1_20=3, var_1_21=5, var_1_22=3, var_1_23=4, var_1_24=1073741823, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=5, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=126, var_1_46=126, var_1_47=126, var_1_4=0, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=16382] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 96 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.8s, OverallIterations: 7, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1132 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1086 mSDsluCounter, 1847 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1179 mSDsCounter, 495 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1892 IncrementalHoareTripleChecker+Invalid, 2387 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 495 mSolverCounterUnsat, 668 mSDtfsCounter, 1892 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2147 GetRequests, 2063 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 405 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=291occurred in iteration=6, InterpolantAutomatonStates: 69, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 73 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 1692 NumberOfCodeBlocks, 1692 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2105 ConstructedInterpolants, 0 QuantifiedInterpolants, 8761 SizeOfPredicates, 22 NumberOfNonLiveVariables, 2972 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 20262/21120 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 23:08:49,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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_fa16a238-ca62-4457-92d0-f3d7938ad766/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 eac29c932ada0e94be278f95077c74c7b457902f59ccb1c57195813dd70e5550 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:08:51,904 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:08:52,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 23:08:52,011 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:08:52,012 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:08:52,066 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:08:52,068 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:08:52,068 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:08:52,070 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:08:52,075 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:08:52,076 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:08:52,077 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:08:52,078 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:08:52,080 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:08:52,080 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:08:52,081 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:08:52,081 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:08:52,082 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:08:52,082 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:08:52,083 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:08:52,083 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:08:52,084 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 23:08:52,084 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 23:08:52,085 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 23:08:52,085 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:08:52,086 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:08:52,086 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:08:52,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:08:52,087 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:08:52,088 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:08:52,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:08:52,089 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:08:52,090 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:08:52,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:08:52,091 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 23:08:52,091 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 23:08:52,091 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:08:52,092 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:08:52,092 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:08:52,093 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:08:52,093 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 23:08:52,094 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:08:52,094 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_fa16a238-ca62-4457-92d0-f3d7938ad766/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eac29c932ada0e94be278f95077c74c7b457902f59ccb1c57195813dd70e5550 [2023-11-06 23:08:52,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:08:52,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:08:52,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:08:52,582 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:08:52,583 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:08:52,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-06 23:08:55,956 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:08:56,319 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:08:56,324 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-06 23:08:56,338 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/data/e48e8e11b/6ceb630a869844d7a7c5767d54b6d126/FLAG4fd7d775e [2023-11-06 23:08:56,360 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/data/e48e8e11b/6ceb630a869844d7a7c5767d54b6d126 [2023-11-06 23:08:56,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:08:56,369 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:08:56,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:08:56,373 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:08:56,378 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:08:56,379 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:08:56" (1/1) ... [2023-11-06 23:08:56,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77d8c6c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56, skipping insertion in model container [2023-11-06 23:08:56,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:08:56" (1/1) ... [2023-11-06 23:08:56,435 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:08:56,653 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_fa16a238-ca62-4457-92d0-f3d7938ad766/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i[919,932] [2023-11-06 23:08:56,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:08:56,811 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:08:56,832 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_fa16a238-ca62-4457-92d0-f3d7938ad766/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i[919,932] [2023-11-06 23:08:56,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:08:56,894 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:08:56,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56 WrapperNode [2023-11-06 23:08:56,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:08:56,896 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:08:56,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:08:56,897 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:08:56,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56" (1/1) ... [2023-11-06 23:08:56,936 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56" (1/1) ... [2023-11-06 23:08:57,007 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2023-11-06 23:08:57,007 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:08:57,008 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:08:57,008 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:08:57,008 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:08:57,019 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56" (1/1) ... [2023-11-06 23:08:57,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56" (1/1) ... [2023-11-06 23:08:57,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56" (1/1) ... [2023-11-06 23:08:57,036 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56" (1/1) ... [2023-11-06 23:08:57,060 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56" (1/1) ... [2023-11-06 23:08:57,078 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56" (1/1) ... [2023-11-06 23:08:57,090 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56" (1/1) ... [2023-11-06 23:08:57,097 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56" (1/1) ... [2023-11-06 23:08:57,103 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:08:57,116 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:08:57,116 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:08:57,117 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:08:57,118 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56" (1/1) ... [2023-11-06 23:08:57,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:08:57,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:57,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:57,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:08:57,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:08:57,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 23:08:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:08:57,234 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:08:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:08:57,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:08:57,389 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:08:57,394 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:09:04,870 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:09:04,890 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:09:04,894 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:09:04,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:09:04 BoogieIcfgContainer [2023-11-06 23:09:04,898 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:09:04,901 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:09:04,902 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:09:04,905 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:09:04,906 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:08:56" (1/3) ... [2023-11-06 23:09:04,907 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46d1d52b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:09:04, skipping insertion in model container [2023-11-06 23:09:04,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:56" (2/3) ... [2023-11-06 23:09:04,909 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46d1d52b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:09:04, skipping insertion in model container [2023-11-06 23:09:04,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:09:04" (3/3) ... [2023-11-06 23:09:04,913 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-06 23:09:04,935 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:09:04,936 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:09:05,005 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:09:05,013 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;@6bc6e8bb, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:09:05,013 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:09:05,019 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-06 23:09:05,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-06 23:09:05,041 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:05,042 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:09:05,043 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:05,049 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:05,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1288831898, now seen corresponding path program 1 times [2023-11-06 23:09:05,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:09:05,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [326323571] [2023-11-06 23:09:05,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:05,070 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 23:09:05,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:09:05,078 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:09:05,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:09:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:06,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 23:09:06,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:09:06,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2023-11-06 23:09:06,565 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:09:06,566 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:09:06,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [326323571] [2023-11-06 23:09:06,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [326323571] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:06,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:06,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:09:06,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815965040] [2023-11-06 23:09:06,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:06,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:09:06,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:09:06,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:09:06,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:09:06,619 INFO L87 Difference]: Start difference. First operand has 91 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) 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, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-06 23:09:06,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:06,665 INFO L93 Difference]: Finished difference Result 172 states and 307 transitions. [2023-11-06 23:09:06,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:09:06,668 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, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 208 [2023-11-06 23:09:06,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:06,678 INFO L225 Difference]: With dead ends: 172 [2023-11-06 23:09:06,678 INFO L226 Difference]: Without dead ends: 84 [2023-11-06 23:09:06,683 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 207 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 23:09:06,688 INFO L413 NwaCegarLoop]: 126 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, 126 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 23:09:06,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:09:06,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-06 23:09:06,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-06 23:09:06,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 49 states have (on average 1.2244897959183674) internal successors, (60), 49 states have internal predecessors, (60), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-06 23:09:06,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 126 transitions. [2023-11-06 23:09:06,744 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 126 transitions. Word has length 208 [2023-11-06 23:09:06,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:06,744 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 126 transitions. [2023-11-06 23:09:06,745 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, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-06 23:09:06,745 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 126 transitions. [2023-11-06 23:09:06,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-06 23:09:06,751 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:06,751 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:09:06,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:09:06,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:09:06,974 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:06,975 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:06,975 INFO L85 PathProgramCache]: Analyzing trace with hash -138176996, now seen corresponding path program 1 times [2023-11-06 23:09:06,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:09:06,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [891208778] [2023-11-06 23:09:06,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:06,977 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 23:09:06,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:09:06,979 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:09:06,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:09:08,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:08,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 23:09:08,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:09:13,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 308 proven. 174 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2023-11-06 23:09:13,012 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:09:13,283 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:09:13,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [891208778] [2023-11-06 23:09:13,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [891208778] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:09:13,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [762390200] [2023-11-06 23:09:13,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:13,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 23:09:13,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 23:09:13,288 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 23:09:13,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-06 23:09:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:13,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 23:09:14,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:09:16,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-06 23:09:16,315 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:09:16,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [762390200] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:16,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:09:16,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2023-11-06 23:09:16,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137106492] [2023-11-06 23:09:16,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:16,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:09:16,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:09:16,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:09:16,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2023-11-06 23:09:16,321 INFO L87 Difference]: Start difference. First operand 84 states and 126 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-06 23:09:19,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:09:19,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:19,712 INFO L93 Difference]: Finished difference Result 165 states and 249 transitions. [2023-11-06 23:09:19,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:09:19,947 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2023-11-06 23:09:19,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:19,952 INFO L225 Difference]: With dead ends: 165 [2023-11-06 23:09:19,952 INFO L226 Difference]: Without dead ends: 84 [2023-11-06 23:09:19,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 427 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-06 23:09:19,956 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 85 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 68 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:09:19,957 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 121 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2023-11-06 23:09:19,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-06 23:09:19,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-06 23:09:19,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 49 states have (on average 1.2040816326530612) internal successors, (59), 49 states have internal predecessors, (59), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-06 23:09:19,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 125 transitions. [2023-11-06 23:09:19,984 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 125 transitions. Word has length 208 [2023-11-06 23:09:19,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:19,987 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 125 transitions. [2023-11-06 23:09:19,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-06 23:09:19,988 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 125 transitions. [2023-11-06 23:09:19,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-06 23:09:19,994 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:19,995 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:09:20,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:09:20,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:09:20,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:09:20,400 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:20,401 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:20,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1418040674, now seen corresponding path program 1 times [2023-11-06 23:09:20,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:09:20,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [744006566] [2023-11-06 23:09:20,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:20,403 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 23:09:20,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:09:20,404 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:09:20,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:09:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:21,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 23:09:21,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:09:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 308 proven. 174 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2023-11-06 23:09:26,402 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:09:26,733 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:09:26,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [744006566] [2023-11-06 23:09:26,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [744006566] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:09:26,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [972153596] [2023-11-06 23:09:26,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:26,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 23:09:26,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 23:09:26,738 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 23:09:26,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-06 23:09:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:29,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 23:09:29,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:09:30,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 276 proven. 90 refuted. 0 times theorem prover too weak. 1746 trivial. 0 not checked. [2023-11-06 23:09:30,891 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:09:30,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [972153596] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:09:30,970 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:09:30,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2023-11-06 23:09:30,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695877056] [2023-11-06 23:09:30,971 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:09:30,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 23:09:30,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:09:30,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 23:09:30,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:09:30,975 INFO L87 Difference]: Start difference. First operand 84 states and 125 transitions. Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 3 states have call successors, (62), 3 states have call predecessors, (62), 5 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2023-11-06 23:09:36,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:09:38,163 WARN L539 Checker$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 23:09:40,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:09:42,193 WARN L539 Checker$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 23:09:44,209 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 23:09:44,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:44,213 INFO L93 Difference]: Finished difference Result 175 states and 255 transitions. [2023-11-06 23:09:44,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 23:09:44,473 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 3 states have call successors, (62), 3 states have call predecessors, (62), 5 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) Word has length 208 [2023-11-06 23:09:44,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:44,480 INFO L225 Difference]: With dead ends: 175 [2023-11-06 23:09:44,480 INFO L226 Difference]: Without dead ends: 94 [2023-11-06 23:09:44,481 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 464 GetRequests, 452 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2023-11-06 23:09:44,483 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 44 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 317 mSolverCounterSat, 6 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 317 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2023-11-06 23:09:44,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 298 Invalid, 328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 317 Invalid, 5 Unknown, 0 Unchecked, 12.9s Time] [2023-11-06 23:09:44,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-06 23:09:44,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 92. [2023-11-06 23:09:44,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 55 states have (on average 1.1636363636363636) internal successors, (64), 55 states have internal predecessors, (64), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-06 23:09:44,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 130 transitions. [2023-11-06 23:09:44,511 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 130 transitions. Word has length 208 [2023-11-06 23:09:44,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:44,513 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 130 transitions. [2023-11-06 23:09:44,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 3 states have call successors, (62), 3 states have call predecessors, (62), 5 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2023-11-06 23:09:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 130 transitions. [2023-11-06 23:09:44,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-06 23:09:44,520 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:44,521 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:09:44,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:09:44,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-06 23:09:44,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt [2023-11-06 23:09:44,940 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:44,940 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:44,940 INFO L85 PathProgramCache]: Analyzing trace with hash 882781916, now seen corresponding path program 1 times [2023-11-06 23:09:44,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:09:44,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2126744568] [2023-11-06 23:09:44,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:44,942 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 23:09:44,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:09:44,944 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:09:44,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:09:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:46,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 23:09:46,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:09:49,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1271 proven. 126 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-06 23:09:49,412 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:09:50,137 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:09:50,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2126744568] [2023-11-06 23:09:50,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2126744568] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:09:50,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1745392405] [2023-11-06 23:09:50,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:50,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 23:09:50,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 23:09:50,140 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 23:09:50,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-06 23:09:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:52,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 23:09:52,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:09:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 488 proven. 84 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-06 23:09:58,029 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:09:59,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1745392405] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:09:59,284 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:09:59,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 14 [2023-11-06 23:09:59,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304932932] [2023-11-06 23:09:59,284 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:09:59,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 23:09:59,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:09:59,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 23:09:59,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2023-11-06 23:09:59,289 INFO L87 Difference]: Start difference. First operand 92 states and 130 transitions. Second operand has 14 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) [2023-11-06 23:10:05,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:07,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:09,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:11,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:13,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:15,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:17,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:19,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:22,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:24,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:26,900 WARN L539 Checker$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 23:10:28,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:30,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:32,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:34,943 WARN L539 Checker$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 23:10:36,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:38,966 WARN L539 Checker$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 23:10:43,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:45,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:47,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:49,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:51,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:54,785 WARN L539 Checker$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 23:10:56,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:58,801 WARN L539 Checker$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 23:11:00,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:02,809 WARN L539 Checker$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 23:11:04,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:06,821 WARN L539 Checker$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 23:11:08,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:09,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:09,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:09,889 INFO L93 Difference]: Finished difference Result 299 states and 408 transitions. [2023-11-06 23:11:10,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-11-06 23:11:10,125 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) Word has length 208 [2023-11-06 23:11:10,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:10,129 INFO L225 Difference]: With dead ends: 299 [2023-11-06 23:11:10,129 INFO L226 Difference]: Without dead ends: 210 [2023-11-06 23:11:10,130 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 725 GetRequests, 686 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 367 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=369, Invalid=1271, Unknown=0, NotChecked=0, Total=1640 [2023-11-06 23:11:10,131 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 246 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 474 mSolverCounterSat, 127 mSolverCounterUnsat, 29 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 67.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 474 IncrementalHoareTripleChecker+Invalid, 29 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 68.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:10,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 407 Invalid, 630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 474 Invalid, 29 Unknown, 0 Unchecked, 68.2s Time] [2023-11-06 23:11:10,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2023-11-06 23:11:10,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 191. [2023-11-06 23:11:10,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 113 states have (on average 1.1061946902654867) internal successors, (125), 113 states have internal predecessors, (125), 66 states have call successors, (66), 11 states have call predecessors, (66), 11 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-06 23:11:10,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 257 transitions. [2023-11-06 23:11:10,181 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 257 transitions. Word has length 208 [2023-11-06 23:11:10,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:10,182 INFO L495 AbstractCegarLoop]: Abstraction has 191 states and 257 transitions. [2023-11-06 23:11:10,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) [2023-11-06 23:11:10,183 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 257 transitions. [2023-11-06 23:11:10,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-06 23:11:10,186 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:10,187 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:11:10,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-06 23:11:10,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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)] Forceful destruction successful, exit code 0 [2023-11-06 23:11:10,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:11:10,604 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:10,604 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:10,605 INFO L85 PathProgramCache]: Analyzing trace with hash 815457353, now seen corresponding path program 1 times [2023-11-06 23:11:10,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:11:10,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [223632232] [2023-11-06 23:11:10,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:10,606 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 23:11:10,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:11:10,607 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 23:11:10,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/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 (9)] Waiting until timeout for monitored process [2023-11-06 23:11:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:11,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 23:11:11,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:11:17,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1210 proven. 204 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2023-11-06 23:11:17,651 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:11:18,212 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:11:18,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [223632232] [2023-11-06 23:11:18,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [223632232] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:11:18,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [928441731] [2023-11-06 23:11:18,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:18,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 23:11:18,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 23:11:18,214 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 23:11:18,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa16a238-ca62-4457-92d0-f3d7938ad766/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process