./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e740c288c6b9ee1a85c8ed6ffaf83c2320c73523cc7289a4d24fa7a4b93e5fd0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:49,968 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:50,087 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:07:50,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:07:50,100 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:07:50,139 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:50,140 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:07:50,141 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:07:50,142 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:07:50,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:07:50,150 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:07:50,151 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:07:50,152 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:07:50,154 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:07:50,155 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:07:50,155 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:07:50,155 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:07:50,156 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:07:50,156 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:07:50,157 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:07:50,157 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:07:50,158 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:07:50,159 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:50,160 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:07:50,160 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:07:50,161 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:07:50,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:07:50,162 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:50,162 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:07:50,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:50,164 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:07:50,164 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:07:50,165 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:07:50,165 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:50,165 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:50,166 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:07:50,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:07:50,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:50,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:50,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:07:50,167 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:07:50,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:07:50,168 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:07:50,168 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:07:50,169 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:50,169 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e740c288c6b9ee1a85c8ed6ffaf83c2320c73523cc7289a4d24fa7a4b93e5fd0 [2023-11-12 00:07:50,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:50,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:50,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:50,480 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:50,481 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:50,483 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i [2023-11-12 00:07:53,577 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:53,851 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:53,852 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i [2023-11-12 00:07:53,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/data/0b27e4184/b76ce1bf12164d9ba48c87c9ad39369a/FLAG54da7a757 [2023-11-12 00:07:53,883 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/data/0b27e4184/b76ce1bf12164d9ba48c87c9ad39369a [2023-11-12 00:07:53,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:53,888 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:53,890 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:53,890 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:53,895 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:53,896 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,897 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5594f3c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53, skipping insertion in model container [2023-11-12 00:07:53,898 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,943 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:54,108 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_2386b86e-48e8-49c3-8221-2bb508213aa4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i[918,931] [2023-11-12 00:07:54,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:54,215 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:54,228 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_2386b86e-48e8-49c3-8221-2bb508213aa4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i[918,931] [2023-11-12 00:07:54,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:54,347 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:54,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54 WrapperNode [2023-11-12 00:07:54,348 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:54,349 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:54,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:54,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:54,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54" (1/1) ... [2023-11-12 00:07:54,375 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54" (1/1) ... [2023-11-12 00:07:54,435 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-12 00:07:54,436 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:54,437 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:54,437 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:54,437 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:54,448 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54" (1/1) ... [2023-11-12 00:07:54,448 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54" (1/1) ... [2023-11-12 00:07:54,454 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54" (1/1) ... [2023-11-12 00:07:54,454 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54" (1/1) ... [2023-11-12 00:07:54,470 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54" (1/1) ... [2023-11-12 00:07:54,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54" (1/1) ... [2023-11-12 00:07:54,487 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54" (1/1) ... [2023-11-12 00:07:54,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54" (1/1) ... [2023-11-12 00:07:54,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:54,517 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:54,517 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:54,517 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:54,518 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54" (1/1) ... [2023-11-12 00:07:54,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:07:54,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:07:54,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:54,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:07:54,623 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:07:54,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:07:54,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:54,789 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:54,791 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:55,339 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:55,735 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:55,736 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:07:55,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:55 BoogieIcfgContainer [2023-11-12 00:07:55,739 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:07:55,744 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:07:55,744 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:07:55,748 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:07:55,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:07:53" (1/3) ... [2023-11-12 00:07:55,750 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d656380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:07:55, skipping insertion in model container [2023-11-12 00:07:55,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54" (2/3) ... [2023-11-12 00:07:55,754 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d656380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:07:55, skipping insertion in model container [2023-11-12 00:07:55,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:55" (3/3) ... [2023-11-12 00:07:55,756 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i [2023-11-12 00:07:55,780 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:07:55,780 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:07:55,860 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:07:55,871 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@3f4cca14, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:07:55,871 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:07:55,877 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 00:07:55,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-12 00:07:55,897 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:07:55,898 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:07:55,899 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:07:55,904 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:07:55,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1065546449, now seen corresponding path program 1 times [2023-11-12 00:07:55,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:07:55,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290511740] [2023-11-12 00:07:55,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:07:55,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:56,148 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:07:56,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [325758897] [2023-11-12 00:07:56,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:07:56,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:07:56,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:07:56,152 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:07:56,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:07:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:07:56,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:07:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:07:57,038 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:07:57,041 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:07:57,042 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:07:57,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:07:57,256 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:07:57,260 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:07:57,265 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:07:57,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:07:57 BoogieIcfgContainer [2023-11-12 00:07:57,416 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:07:57,417 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:07:57,417 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:07:57,417 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:07:57,418 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:55" (3/4) ... [2023-11-12 00:07:57,420 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:07:57,421 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:07:57,423 INFO L158 Benchmark]: Toolchain (without parser) took 3534.45ms. Allocated memory is still 159.4MB. Free memory was 121.7MB in the beginning and 113.2MB in the end (delta: 8.4MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-11-12 00:07:57,423 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 85.6MB in the beginning and 85.6MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:57,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.59ms. Allocated memory is still 159.4MB. Free memory was 121.7MB in the beginning and 105.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:07:57,428 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.34ms. Allocated memory is still 159.4MB. Free memory was 105.6MB in the beginning and 100.7MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:07:57,434 INFO L158 Benchmark]: Boogie Preprocessor took 78.85ms. Allocated memory is still 159.4MB. Free memory was 100.7MB in the beginning and 98.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:57,435 INFO L158 Benchmark]: RCFGBuilder took 1223.03ms. Allocated memory is still 159.4MB. Free memory was 97.9MB in the beginning and 103.2MB in the end (delta: -5.2MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2023-11-12 00:07:57,437 INFO L158 Benchmark]: TraceAbstraction took 1672.32ms. Allocated memory is still 159.4MB. Free memory was 102.0MB in the beginning and 113.2MB in the end (delta: -11.3MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2023-11-12 00:07:57,437 INFO L158 Benchmark]: Witness Printer took 4.75ms. Allocated memory is still 159.4MB. Free memory is still 113.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:57,447 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 85.6MB in the beginning and 85.6MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.59ms. Allocated memory is still 159.4MB. Free memory was 121.7MB in the beginning and 105.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.34ms. Allocated memory is still 159.4MB. Free memory was 105.6MB in the beginning and 100.7MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.85ms. Allocated memory is still 159.4MB. Free memory was 100.7MB in the beginning and 98.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1223.03ms. Allocated memory is still 159.4MB. Free memory was 97.9MB in the beginning and 103.2MB in the end (delta: -5.2MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1672.32ms. Allocated memory is still 159.4MB. Free memory was 102.0MB in the beginning and 113.2MB in the end (delta: -11.3MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. * Witness Printer took 4.75ms. Allocated memory is still 159.4MB. Free memory is still 113.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 89, overapproximation of shiftRight at line 59, overapproximation of someBinaryArithmeticDOUBLEoperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someUnaryFLOAToperation at line 89, overapproximation of someBinaryArithmeticFLOAToperation at line 86. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 10; [L23] unsigned char var_1_4 = 128; [L24] unsigned char var_1_5 = 1; [L25] unsigned long int var_1_6 = 5; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 64; [L28] unsigned char var_1_11 = 64; [L29] unsigned short int var_1_12 = 25; [L30] unsigned short int var_1_14 = 31408; [L31] double var_1_15 = 64.375; [L32] double var_1_16 = 10.85; [L33] double var_1_17 = 128.8; [L34] double var_1_18 = 2.6; [L35] unsigned char var_1_19 = 0; [L36] unsigned char var_1_20 = 0; [L37] signed short int var_1_21 = -64; [L38] signed long int var_1_22 = -32; [L39] signed char var_1_26 = 25; [L40] signed char var_1_27 = 4; [L41] unsigned long int var_1_28 = 32; [L42] signed short int var_1_30 = 5; [L43] unsigned long int var_1_32 = 4; [L44] float var_1_34 = 31.25; [L45] float var_1_36 = 7.8; [L46] float var_1_37 = 16.2; [L47] float var_1_38 = 4.5; [L48] double var_1_39 = 7.4; [L49] double var_1_40 = 0.5; [L50] double var_1_41 = 128.6; [L51] double var_1_42 = 256.25; [L52] double var_1_43 = 2.25; [L53] signed long int var_1_44 = 25; [L54] unsigned short int last_1_var_1_12 = 25; [L55] double last_1_var_1_15 = 64.375; [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L183] last_1_var_1_12 = var_1_12 [L184] last_1_var_1_15 = var_1_15 [L194] RET updateLastVariables() [L195] CALL updateVariables() [L137] var_1_4 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L139] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L140] var_1_5 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L142] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L143] var_1_10 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L146] var_1_11 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_11 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_11 >= 64) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L149] var_1_14 = __VERIFIER_nondet_ushort() [L150] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L152] var_1_16 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L154] var_1_17 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L156] var_1_18 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L158] var_1_20 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L161] var_1_26 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_26 >= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_26 >= 16) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_26 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_26 <= 32) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L164] var_1_27 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_27 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_27 <= 16) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L167] var_1_36 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L169] var_1_37 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_37 >= -922337.2036854765600e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_37 >= -922337.2036854765600e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L171] var_1_38 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L173] var_1_40 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L175] var_1_41 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L177] var_1_42 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_42 >= 0.0F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=10, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_42 >= 0.0F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=10, var_1_43=9/4, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L179] var_1_43 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_43 >= 0.0F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 9223372.036854765600e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=10, var_1_43=11, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_43 >= 0.0F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 9223372.036854765600e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=17, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=10, var_1_43=11, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L195] RET updateVariables() [L196] CALL step() [L59] EXPR ((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))) >> (var_1_26 - var_1_27) [L59] COND FALSE !(var_1_12 <= (((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))) >> (var_1_26 - var_1_27))) [L62] var_1_22 = var_1_9 [L64] COND FALSE !(8.4 <= var_1_15) [L67] var_1_28 = ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) [L69] COND FALSE !(var_1_15 == ((((32.5) < (var_1_15)) ? (32.5) : (var_1_15)))) [L72] COND FALSE !(var_1_1 < var_1_21) [L80] COND FALSE !(\read(var_1_19)) [L83] COND FALSE !(\read(var_1_19)) [L92] COND TRUE -256 < (var_1_1 * 10) [L93] COND FALSE !(var_1_15 >= var_1_38) [L99] var_1_44 = var_1_21 [L100] COND FALSE !(last_1_var_1_12 > var_1_4) [L105] COND FALSE !(((- 64) + var_1_6) == var_1_6) [L108] var_1_1 = (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64) [L110] COND FALSE !(var_1_5 == (var_1_6 / var_1_4)) [L113] var_1_9 = ((var_1_10 + var_1_11) - var_1_5) [L115] var_1_21 = var_1_10 [L116] unsigned long int stepLocal_3 = var_1_6; [L117] unsigned char stepLocal_2 = var_1_4; [L118] COND FALSE !(stepLocal_2 < var_1_1) [L123] unsigned long int stepLocal_0 = (((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4)); [L124] COND TRUE ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) <= stepLocal_0 [L125] var_1_12 = ((var_1_14 - var_1_5) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) [L129] signed long int stepLocal_1 = ~ (var_1_5 * var_1_1); [L130] COND TRUE stepLocal_1 <= var_1_12 [L131] var_1_15 = (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))) [L196] RET step() [L197] CALL, EXPR property() [L187-L188] return (((((((((- 64) + var_1_6) == var_1_6) ? (var_1_1 == ((unsigned char) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - var_1_5))) : (var_1_1 == ((unsigned char) (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64)))) && ((last_1_var_1_12 > var_1_4) ? (((- last_1_var_1_15) < last_1_var_1_15) ? (var_1_6 == ((unsigned long int) 10u)) : 1) : 1)) && ((var_1_5 == (var_1_6 / var_1_4)) ? (var_1_9 == ((unsigned char) ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) : (var_1_9 == ((unsigned char) ((var_1_10 + var_1_11) - var_1_5))))) && ((((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) <= ((((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4)))) ? (var_1_12 == ((unsigned short int) ((var_1_14 - var_1_5) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))) : (var_1_12 == ((unsigned short int) var_1_6)))) && (((~ (var_1_5 * var_1_1)) <= var_1_12) ? (var_1_15 == ((double) (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))))) : (var_1_15 == ((double) ((((((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) < (var_1_18)) ? (((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) : (var_1_18))))))) && ((var_1_4 < var_1_1) ? ((var_1_6 > var_1_21) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_21 == ((signed short int) var_1_10)) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=16387, var_1_14=16383, var_1_15=12, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=0, var_1_26=17, var_1_27=16, var_1_28=64, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=10, var_1_43=11, var_1_44=-64, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=189] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=127, var_1_12=16387, var_1_14=16383, var_1_15=12, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=0, var_1_26=17, var_1_27=16, var_1_28=64, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=10, var_1_43=11, var_1_44=-64, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=189] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2023-11-12 00:07:57,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e740c288c6b9ee1a85c8ed6ffaf83c2320c73523cc7289a4d24fa7a4b93e5fd0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:08:00,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:08:00,671 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:08:00,685 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:08:00,686 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:08:00,741 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:08:00,742 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:08:00,743 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:08:00,744 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:08:00,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:08:00,750 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:08:00,750 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:08:00,751 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:08:00,753 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:08:00,753 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:08:00,754 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:08:00,755 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:08:00,755 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:08:00,756 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:08:00,757 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:08:00,758 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:08:00,758 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:08:00,759 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:08:00,759 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:08:00,759 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:08:00,760 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:08:00,760 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:08:00,761 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:08:00,761 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:08:00,762 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:08:00,763 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:08:00,763 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:08:00,764 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:08:00,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:00,765 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:08:00,765 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:08:00,765 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:08:00,765 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:08:00,766 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:08:00,767 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:08:00,767 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:08:00,767 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:08:00,768 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e740c288c6b9ee1a85c8ed6ffaf83c2320c73523cc7289a4d24fa7a4b93e5fd0 [2023-11-12 00:08:01,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:08:01,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:08:01,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:08:01,244 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:08:01,244 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:08:01,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i [2023-11-12 00:08:04,361 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:08:04,707 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:08:04,721 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i [2023-11-12 00:08:04,734 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/data/04983cde0/10aa2634e5424f17bb43be5dc5f0ffc3/FLAGb6ef7e76a [2023-11-12 00:08:04,753 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/data/04983cde0/10aa2634e5424f17bb43be5dc5f0ffc3 [2023-11-12 00:08:04,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:08:04,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:08:04,760 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:04,761 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:08:04,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:08:04,777 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:04" (1/1) ... [2023-11-12 00:08:04,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@228466b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:04, skipping insertion in model container [2023-11-12 00:08:04,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:04" (1/1) ... [2023-11-12 00:08:04,842 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:08:05,076 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_2386b86e-48e8-49c3-8221-2bb508213aa4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i[918,931] [2023-11-12 00:08:05,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:05,267 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:08:05,291 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_2386b86e-48e8-49c3-8221-2bb508213aa4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i[918,931] [2023-11-12 00:08:05,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:05,399 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:08:05,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:05 WrapperNode [2023-11-12 00:08:05,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:05,402 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:05,403 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:08:05,403 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:08:05,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:05" (1/1) ... [2023-11-12 00:08:05,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:05" (1/1) ... [2023-11-12 00:08:05,537 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-11-12 00:08:05,538 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:05,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:08:05,539 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:08:05,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:08:05,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:05" (1/1) ... [2023-11-12 00:08:05,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:05" (1/1) ... [2023-11-12 00:08:05,559 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:05" (1/1) ... [2023-11-12 00:08:05,566 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:05" (1/1) ... [2023-11-12 00:08:05,593 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:05" (1/1) ... [2023-11-12 00:08:05,609 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:05" (1/1) ... [2023-11-12 00:08:05,618 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:05" (1/1) ... [2023-11-12 00:08:05,621 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:05" (1/1) ... [2023-11-12 00:08:05,626 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:08:05,627 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:08:05,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:08:05,628 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:08:05,629 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:05" (1/1) ... [2023-11-12 00:08:05,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:05,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:08:05,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:08:05,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:08:05,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:08:05,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:08:05,721 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:08:05,721 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:08:05,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:08:05,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:08:05,865 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:08:05,867 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:08:07,487 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:08:07,494 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:08:07,494 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:08:07,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:07 BoogieIcfgContainer [2023-11-12 00:08:07,497 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:08:07,499 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:08:07,500 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:08:07,503 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:08:07,503 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:08:04" (1/3) ... [2023-11-12 00:08:07,504 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d5516ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:08:07, skipping insertion in model container [2023-11-12 00:08:07,504 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:05" (2/3) ... [2023-11-12 00:08:07,505 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d5516ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:08:07, skipping insertion in model container [2023-11-12 00:08:07,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:07" (3/3) ... [2023-11-12 00:08:07,506 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i [2023-11-12 00:08:07,527 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:08:07,528 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:08:07,587 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:08:07,595 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@478ccb7e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:08:07,596 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:08:07,603 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 00:08:07,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-12 00:08:07,628 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:07,630 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:08:07,633 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:08:07,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:07,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1859910008, now seen corresponding path program 1 times [2023-11-12 00:08:07,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:08:07,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2103780177] [2023-11-12 00:08:07,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:07,664 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 [2023-11-12 00:08:07,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:08:07,687 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:08:07,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:08:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:08,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:08:08,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:08:08,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2023-11-12 00:08:08,561 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:08:08,563 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:08:08,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2103780177] [2023-11-12 00:08:08,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2103780177] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:08:08,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:08:08,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:08:08,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588036990] [2023-11-12 00:08:08,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:08:08,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:08:08,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:08:08,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:08:08,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:08:08,618 INFO L87 Difference]: Start difference. First operand has 86 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 00:08:08,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:08:08,666 INFO L93 Difference]: Finished difference Result 165 states and 286 transitions. [2023-11-12 00:08:08,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:08:08,670 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 173 [2023-11-12 00:08:08,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:08:08,682 INFO L225 Difference]: With dead ends: 165 [2023-11-12 00:08:08,682 INFO L226 Difference]: Without dead ends: 82 [2023-11-12 00:08:08,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:08:08,693 INFO L413 NwaCegarLoop]: 124 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, 124 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 [2023-11-12 00:08:08,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:08:08,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-12 00:08:08,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-12 00:08:08,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 54 states have internal predecessors, (72), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 00:08:08,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 124 transitions. [2023-11-12 00:08:08,763 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 124 transitions. Word has length 173 [2023-11-12 00:08:08,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:08:08,764 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 124 transitions. [2023-11-12 00:08:08,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 00:08:08,765 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2023-11-12 00:08:08,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-12 00:08:08,770 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:08,771 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:08:08,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:08:08,976 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:08:08,977 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:08:08,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:08,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1692564509, now seen corresponding path program 1 times [2023-11-12 00:08:08,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:08:08,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1953122988] [2023-11-12 00:08:08,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:08,980 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 [2023-11-12 00:08:08,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:08:08,982 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:08:08,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:08:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:09,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:08:09,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:08:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 00:08:10,489 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:08:10,489 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:08:10,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1953122988] [2023-11-12 00:08:10,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1953122988] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:08:10,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:08:10,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:08:10,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593970823] [2023-11-12 00:08:10,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:08:10,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:08:10,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:08:10,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:08:10,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:08:10,517 INFO L87 Difference]: Start difference. First operand 82 states and 124 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:08:13,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:08:13,170 INFO L93 Difference]: Finished difference Result 234 states and 360 transitions. [2023-11-12 00:08:13,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:08:13,177 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 174 [2023-11-12 00:08:13,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:08:13,182 INFO L225 Difference]: With dead ends: 234 [2023-11-12 00:08:13,183 INFO L226 Difference]: Without dead ends: 155 [2023-11-12 00:08:13,185 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:08:13,187 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 34 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-12 00:08:13,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 205 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-12 00:08:13,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2023-11-12 00:08:13,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 135. [2023-11-12 00:08:13,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 80 states have (on average 1.2375) internal successors, (99), 80 states have internal predecessors, (99), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-12 00:08:13,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 203 transitions. [2023-11-12 00:08:13,226 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 203 transitions. Word has length 174 [2023-11-12 00:08:13,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:08:13,228 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 203 transitions. [2023-11-12 00:08:13,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:08:13,229 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 203 transitions. [2023-11-12 00:08:13,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-12 00:08:13,234 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:13,235 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:08:13,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:08:13,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:08:13,444 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:08:13,445 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:13,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1631662989, now seen corresponding path program 1 times [2023-11-12 00:08:13,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:08:13,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [71747021] [2023-11-12 00:08:13,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:13,447 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 [2023-11-12 00:08:13,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:08:13,449 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:08:13,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 00:08:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:13,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:08:13,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:08:14,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 00:08:14,589 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:08:14,589 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:08:14,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [71747021] [2023-11-12 00:08:14,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [71747021] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:08:14,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:08:14,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:08:14,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243916389] [2023-11-12 00:08:14,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:08:14,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:08:14,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:08:14,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:08:14,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:08:14,593 INFO L87 Difference]: Start difference. First operand 135 states and 203 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:08:15,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:08:15,127 INFO L93 Difference]: Finished difference Result 291 states and 441 transitions. [2023-11-12 00:08:15,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:08:15,129 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 175 [2023-11-12 00:08:15,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:08:15,134 INFO L225 Difference]: With dead ends: 291 [2023-11-12 00:08:15,134 INFO L226 Difference]: Without dead ends: 212 [2023-11-12 00:08:15,141 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:08:15,143 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 35 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-12 00:08:15,146 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 234 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-12 00:08:15,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2023-11-12 00:08:15,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 210. [2023-11-12 00:08:15,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 128 states have (on average 1.2578125) internal successors, (161), 128 states have internal predecessors, (161), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-12 00:08:15,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 317 transitions. [2023-11-12 00:08:15,230 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 317 transitions. Word has length 175 [2023-11-12 00:08:15,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:08:15,232 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 317 transitions. [2023-11-12 00:08:15,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:08:15,233 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 317 transitions. [2023-11-12 00:08:15,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-12 00:08:15,242 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:15,242 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:08:15,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:08:15,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:08:15,452 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:08:15,453 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:15,453 INFO L85 PathProgramCache]: Analyzing trace with hash 669159601, now seen corresponding path program 1 times [2023-11-12 00:08:15,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:08:15,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [655736343] [2023-11-12 00:08:15,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:15,455 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 [2023-11-12 00:08:15,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:08:15,457 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:08:15,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:08:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:16,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:08:16,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:08:16,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 00:08:16,096 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:08:16,096 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:08:16,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [655736343] [2023-11-12 00:08:16,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [655736343] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:08:16,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:08:16,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:08:16,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903010754] [2023-11-12 00:08:16,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:08:16,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:08:16,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:08:16,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:08:16,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:08:16,100 INFO L87 Difference]: Start difference. First operand 210 states and 317 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:08:16,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:08:16,767 INFO L93 Difference]: Finished difference Result 364 states and 552 transitions. [2023-11-12 00:08:16,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:08:16,780 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 175 [2023-11-12 00:08:16,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:08:16,786 INFO L225 Difference]: With dead ends: 364 [2023-11-12 00:08:16,787 INFO L226 Difference]: Without dead ends: 210 [2023-11-12 00:08:16,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:08:16,791 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 1 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-12 00:08:16,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 241 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-12 00:08:16,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2023-11-12 00:08:16,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2023-11-12 00:08:16,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 128 states have (on average 1.2421875) internal successors, (159), 128 states have internal predecessors, (159), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-12 00:08:16,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 315 transitions. [2023-11-12 00:08:16,843 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 315 transitions. Word has length 175 [2023-11-12 00:08:16,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:08:16,845 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 315 transitions. [2023-11-12 00:08:16,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:08:16,845 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 315 transitions. [2023-11-12 00:08:16,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-12 00:08:16,849 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:16,849 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:08:16,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:08:17,072 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:08:17,072 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:08:17,072 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:17,073 INFO L85 PathProgramCache]: Analyzing trace with hash 667312559, now seen corresponding path program 1 times [2023-11-12 00:08:17,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:08:17,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2038146505] [2023-11-12 00:08:17,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:17,074 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 [2023-11-12 00:08:17,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:08:17,076 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:08:17,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2386b86e-48e8-49c3-8221-2bb508213aa4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-12 00:08:17,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:17,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-12 00:08:17,686 INFO L285 TraceCheckSpWp]: Computing forward predicates...