./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-26.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje --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 f81eb34c60dcaea85edbe1be61380039c4cd459b327890e24dee350b4faadfa0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:16:17,501 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:16:17,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 06:16:17,562 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:16:17,563 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:16:17,584 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:16:17,585 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:16:17,585 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:16:17,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:16:17,586 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:16:17,586 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:16:17,587 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:16:17,587 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:16:17,588 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:16:17,588 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:16:17,588 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:16:17,589 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:16:17,589 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:16:17,590 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:16:17,590 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:16:17,590 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:16:17,591 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:16:17,592 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:16:17,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:16:17,592 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:16:17,593 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:16:17,593 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:16:17,593 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:16:17,594 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:16:17,594 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:16:17,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:16:17,595 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:16:17,595 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:16:17,596 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:16:17,596 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:16:17,597 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:16:17,597 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:16:17,597 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:16:17,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:16:17,598 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:16:17,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:16:17,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:16:17,599 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:16:17,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:16:17,600 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:16:17,600 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:16:17,600 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:16:17,601 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_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f81eb34c60dcaea85edbe1be61380039c4cd459b327890e24dee350b4faadfa0 [2024-11-09 06:16:17,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:16:17,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:16:17,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:16:17,894 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:16:17,895 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:16:17,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-26.i Unable to find full path for "g++" [2024-11-09 06:16:19,885 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:16:20,087 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:16:20,087 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-26.i [2024-11-09 06:16:20,102 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/data/d0d3c6e1f/e51cc6cbc432430fbb9b48206cae7c85/FLAG4b1d288a9 [2024-11-09 06:16:20,119 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/data/d0d3c6e1f/e51cc6cbc432430fbb9b48206cae7c85 [2024-11-09 06:16:20,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:16:20,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:16:20,124 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:16:20,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:16:20,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:16:20,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:16:20" (1/1) ... [2024-11-09 06:16:20,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@353d00c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20, skipping insertion in model container [2024-11-09 06:16:20,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:16:20" (1/1) ... [2024-11-09 06:16:20,163 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:16:20,364 WARN L250 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_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-26.i[917,930] [2024-11-09 06:16:20,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:16:20,445 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:16:20,459 WARN L250 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_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-26.i[917,930] [2024-11-09 06:16:20,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:16:20,562 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:16:20,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20 WrapperNode [2024-11-09 06:16:20,563 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:16:20,564 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:16:20,564 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:16:20,564 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:16:20,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20" (1/1) ... [2024-11-09 06:16:20,591 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20" (1/1) ... [2024-11-09 06:16:20,644 INFO L138 Inliner]: procedures = 29, calls = 154, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 489 [2024-11-09 06:16:20,645 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:16:20,645 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:16:20,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:16:20,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:16:20,655 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20" (1/1) ... [2024-11-09 06:16:20,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20" (1/1) ... [2024-11-09 06:16:20,661 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20" (1/1) ... [2024-11-09 06:16:20,661 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20" (1/1) ... [2024-11-09 06:16:20,676 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20" (1/1) ... [2024-11-09 06:16:20,680 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20" (1/1) ... [2024-11-09 06:16:20,683 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20" (1/1) ... [2024-11-09 06:16:20,685 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20" (1/1) ... [2024-11-09 06:16:20,690 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:16:20,691 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:16:20,691 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:16:20,692 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:16:20,692 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20" (1/1) ... [2024-11-09 06:16:20,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:16:20,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:16:20,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:16:20,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:16:20,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:16:20,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 06:16:20,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 06:16:20,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 06:16:20,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 06:16:20,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-09 06:16:20,786 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:16:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:16:20,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:16:20,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:16:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:16:20,944 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:16:20,947 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:16:21,556 INFO L? ?]: Removed 160 outVars from TransFormulas that were not future-live. [2024-11-09 06:16:21,556 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:16:22,192 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:16:22,192 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:16:22,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:16:22 BoogieIcfgContainer [2024-11-09 06:16:22,193 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:16:22,195 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:16:22,195 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:16:22,198 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:16:22,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:16:20" (1/3) ... [2024-11-09 06:16:22,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ac3bf37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:16:22, skipping insertion in model container [2024-11-09 06:16:22,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:20" (2/3) ... [2024-11-09 06:16:22,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ac3bf37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:16:22, skipping insertion in model container [2024-11-09 06:16:22,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:16:22" (3/3) ... [2024-11-09 06:16:22,201 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-26.i [2024-11-09 06:16:22,220 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:16:22,220 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:16:22,287 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:16:22,296 INFO L333 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, 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;@29a13115, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:16:22,296 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:16:22,300 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 15 states have (on average 1.2) internal successors, (18), 16 states have internal predecessors, (18), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:22,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-09 06:16:22,309 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:22,310 INFO L215 NwaCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:22,310 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:22,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:22,316 INFO L85 PathProgramCache]: Analyzing trace with hash -932910136, now seen corresponding path program 1 times [2024-11-09 06:16:22,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:16:22,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700909862] [2024-11-09 06:16:22,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:22,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:16:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 06:16:23,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1736480318] [2024-11-09 06:16:23,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:23,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:16:23,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:16:23,485 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:16:23,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 06:16:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:16:24,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 06:16:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:16:25,426 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 06:16:25,428 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 06:16:25,430 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 06:16:25,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 06:16:25,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 06:16:25,639 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 06:16:25,775 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:16:25,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:16:25 BoogieIcfgContainer [2024-11-09 06:16:25,778 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:16:25,779 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:16:25,779 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:16:25,779 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:16:25,780 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:16:22" (3/4) ... [2024-11-09 06:16:25,782 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 06:16:25,784 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:16:25,785 INFO L158 Benchmark]: Toolchain (without parser) took 5661.63ms. Allocated memory was 169.9MB in the beginning and 239.1MB in the end (delta: 69.2MB). Free memory was 131.5MB in the beginning and 190.5MB in the end (delta: -59.0MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-11-09 06:16:25,785 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 104.9MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:16:25,786 INFO L158 Benchmark]: CACSL2BoogieTranslator took 438.81ms. Allocated memory is still 169.9MB. Free memory was 131.1MB in the beginning and 114.2MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 06:16:25,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.09ms. Allocated memory is still 169.9MB. Free memory was 114.2MB in the beginning and 110.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:16:25,787 INFO L158 Benchmark]: Boogie Preprocessor took 44.82ms. Allocated memory is still 169.9MB. Free memory was 110.1MB in the beginning and 107.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:16:25,788 INFO L158 Benchmark]: RCFGBuilder took 1502.02ms. Allocated memory is still 169.9MB. Free memory was 107.2MB in the beginning and 124.8MB in the end (delta: -17.6MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-09 06:16:25,788 INFO L158 Benchmark]: TraceAbstraction took 3583.63ms. Allocated memory was 169.9MB in the beginning and 239.1MB in the end (delta: 69.2MB). Free memory was 124.8MB in the beginning and 191.5MB in the end (delta: -66.7MB). Peak memory consumption was 106.3MB. Max. memory is 16.1GB. [2024-11-09 06:16:25,789 INFO L158 Benchmark]: Witness Printer took 4.75ms. Allocated memory is still 239.1MB. Free memory was 191.5MB in the beginning and 190.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:16:25,792 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 104.9MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 438.81ms. Allocated memory is still 169.9MB. Free memory was 131.1MB in the beginning and 114.2MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.09ms. Allocated memory is still 169.9MB. Free memory was 114.2MB in the beginning and 110.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.82ms. Allocated memory is still 169.9MB. Free memory was 110.1MB in the beginning and 107.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1502.02ms. Allocated memory is still 169.9MB. Free memory was 107.2MB in the beginning and 124.8MB in the end (delta: -17.6MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * TraceAbstraction took 3583.63ms. Allocated memory was 169.9MB in the beginning and 239.1MB in the end (delta: 69.2MB). Free memory was 124.8MB in the beginning and 191.5MB in the end (delta: -66.7MB). Peak memory consumption was 106.3MB. Max. memory is 16.1GB. * Witness Printer took 4.75ms. Allocated memory is still 239.1MB. Free memory was 191.5MB in the beginning and 190.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 56, overapproximation of someBinaryArithmeticFLOAToperation at line 51. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] float float_Array_0[2][2] = { {8.75, 199.5}, {1.125, 100000000000000.3} }; [L25] float* float_Array_0_arrayfloat_Array_0arrayVar0_Pointer = &(float_Array_0[0][0]); [L26] float* float_Array_0_arrayfloat_Array_0arrayVar1_Pointer = &(float_Array_0[1][0]); [L27] float* float_Array_0_arrayfloat_Array_0arrayVar2_Pointer = &(float_Array_0[0][1]); [L28] float* float_Array_0_arrayfloat_Array_0arrayVar3_Pointer = &(float_Array_0[1][1]); [L29-L31] signed long int signed_long_int_Array_0[1] = { -32 }; [L32] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer = &(signed_long_int_Array_0[0]); [L33-L35] signed short int signed_short_int_Array_0[2] = { 1, -1 }; [L36] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer = &(signed_short_int_Array_0[0]); [L37] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer = &(signed_short_int_Array_0[1]); [L38-L40] unsigned char unsigned_char_Array_0[2] = { 2, 64 }; [L41] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer = &(unsigned_char_Array_0[0]); [L42] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer = &(unsigned_char_Array_0[1]); [L43-L45] unsigned long int unsigned_long_int_Array_0[1] = { 50 }; [L46] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer = &(unsigned_long_int_Array_0[0]); [L47] unsigned char last_1_unsigned_char_Array_0_1_ = 64; [L90] isInitial = 1 [L91] FCALL initially() [L92] COND TRUE 1 [L93] CALL updateLastVariables() [L83] EXPR unsigned_char_Array_0[1] [L83] last_1_unsigned_char_Array_0_1_ = unsigned_char_Array_0[1] [L93] RET updateLastVariables() [L94] CALL updateVariables() [L67] float_Array_0[0][1] = __VERIFIER_nondet_float() [L68] EXPR float_Array_0[0][1] [L68] EXPR float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F [L68] EXPR float_Array_0[0][1] [L68] EXPR float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F [L68] EXPR (float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 4611686.018427382800e+12F && float_Array_0[0][1] >= 1.0e-20F ) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L68] CALL assume_abort_if_not((float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 4611686.018427382800e+12F && float_Array_0[0][1] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not((float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 4611686.018427382800e+12F && float_Array_0[0][1] >= 1.0e-20F )) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L69] float_Array_0[1][1] = __VERIFIER_nondet_float() [L70] EXPR float_Array_0[1][1] [L70] EXPR float_Array_0[1][1] >= -461168.6018427382800e+13F && float_Array_0[1][1] <= -1.0e-20F [L70] EXPR float_Array_0[1][1] [L70] EXPR float_Array_0[1][1] >= -461168.6018427382800e+13F && float_Array_0[1][1] <= -1.0e-20F [L70] EXPR (float_Array_0[1][1] >= -461168.6018427382800e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 4611686.018427382800e+12F && float_Array_0[1][1] >= 1.0e-20F ) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L70] CALL assume_abort_if_not((float_Array_0[1][1] >= -461168.6018427382800e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 4611686.018427382800e+12F && float_Array_0[1][1] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((float_Array_0[1][1] >= -461168.6018427382800e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 4611686.018427382800e+12F && float_Array_0[1][1] >= 1.0e-20F )) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L71] signed_long_int_Array_0[0] = __VERIFIER_nondet_long() [L72] EXPR signed_long_int_Array_0[0] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L72] CALL assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L73] EXPR signed_long_int_Array_0[0] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L73] CALL assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L74] EXPR signed_long_int_Array_0[0] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L74] CALL assume_abort_if_not(signed_long_int_Array_0[0] != 0) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(signed_long_int_Array_0[0] != 0) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L75] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L76] EXPR signed_short_int_Array_0[0] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L76] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= -32767) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(signed_short_int_Array_0[0] >= -32767) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L77] EXPR signed_short_int_Array_0[0] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L77] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 32766) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 32766) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L78] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L79] EXPR unsigned_char_Array_0[0] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L79] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L80] EXPR unsigned_char_Array_0[0] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L80] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L94] RET updateVariables() [L95] CALL step() [L51] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar2_Pointer) [L51] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar3_Pointer) [L51] (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) = ((0.85f - (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer))) + (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))) [L52] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer) [L52] COND TRUE (- last_1_unsigned_char_Array_0_1_) >= ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4)))) [L53] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L53] (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) [L55] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar2_Pointer) [L55] (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) = (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) [L56] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L56] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L56] COND TRUE (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) [L57] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L57] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L57] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L57] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L57] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L57] (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) = (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))) [L61] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L61] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L61] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer) [L61] signed long int stepLocal_0 = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))); [L62] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L62] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer) [L62] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L62] COND FALSE !(stepLocal_0 != ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) * ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) / (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) [L95] RET step() [L96] CALL, EXPR property() [L86] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L86] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L86] EXPR ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))))) [L86] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer) [L86] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L86] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L86] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L86] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L86] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L86] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L86] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L86] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L86] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L86] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L86] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L86] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L86] EXPR ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) [L86] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L86] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L86] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L86] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L86] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L86] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L86] EXPR ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) [L86] EXPR ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))))) [L86] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))))))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) ((0.85f - (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer))) + (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))))) [L86] EXPR ((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))))))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) ((0.85f - (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer))) + (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)))))) && (((- last_1_unsigned_char_Array_0_1_) >= ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : 1) [L86] EXPR (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))))))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) ((0.85f - (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer))) + (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)))))) && (((- last_1_unsigned_char_Array_0_1_) >= ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : 1)) && ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) != ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) * ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) / (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (((((10u) < (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))) ? (10u) : (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))) : 1) [L86] EXPR ((((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))))))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) ((0.85f - (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer))) + (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)))))) && (((- last_1_unsigned_char_Array_0_1_) >= ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : 1)) && ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) != ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) * ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) / (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (((((10u) < (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))) ? (10u) : (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))) : 1)) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)))) [L86-L87] return ((((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))))))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) ((0.85f - (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer))) + (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)))))) && (((- last_1_unsigned_char_Array_0_1_) >= ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : 1)) && ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) != ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) * ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) / (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (((((10u) < (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))) ? (10u) : (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))) : 1)) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)))) ; [L96] RET, EXPR property() [L96] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L19] reach_error() VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={4:12}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_long_int_Array_0={5:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 1, TraceHistogramMax: 9, 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=27occurred 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, 1.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 2 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 [2024-11-09 06:16:25,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje --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 f81eb34c60dcaea85edbe1be61380039c4cd459b327890e24dee350b4faadfa0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:16:28,164 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:16:28,256 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 06:16:28,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:16:28,266 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:16:28,301 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:16:28,302 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:16:28,302 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:16:28,303 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:16:28,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:16:28,306 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:16:28,306 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:16:28,306 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:16:28,307 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:16:28,307 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:16:28,307 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:16:28,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:16:28,308 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:16:28,308 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:16:28,309 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:16:28,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:16:28,312 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:16:28,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:16:28,313 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:16:28,314 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 06:16:28,314 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 06:16:28,314 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:16:28,314 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 06:16:28,315 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:16:28,315 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:16:28,315 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:16:28,315 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:16:28,316 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 06:16:28,316 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:16:28,316 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:16:28,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:16:28,317 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:16:28,317 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:16:28,317 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:16:28,318 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 06:16:28,318 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 06:16:28,319 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:16:28,333 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:16:28,333 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f81eb34c60dcaea85edbe1be61380039c4cd459b327890e24dee350b4faadfa0 [2024-11-09 06:16:28,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:16:28,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:16:28,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:16:28,715 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:16:28,716 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:16:28,717 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-26.i Unable to find full path for "g++" [2024-11-09 06:16:30,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:16:31,066 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:16:31,066 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-26.i [2024-11-09 06:16:31,083 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/data/d3da28742/58d3d872e31248c9affb28d9264ab2da/FLAG46ac523b5 [2024-11-09 06:16:31,433 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/data/d3da28742/58d3d872e31248c9affb28d9264ab2da [2024-11-09 06:16:31,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:16:31,436 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:16:31,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:16:31,438 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:16:31,460 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:16:31,463 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:16:31" (1/1) ... [2024-11-09 06:16:31,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5873cc2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31, skipping insertion in model container [2024-11-09 06:16:31,464 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:16:31" (1/1) ... [2024-11-09 06:16:31,505 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:16:31,729 WARN L250 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_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-26.i[917,930] [2024-11-09 06:16:31,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:16:31,861 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:16:31,877 WARN L250 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_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-26.i[917,930] [2024-11-09 06:16:31,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:16:31,969 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:16:31,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31 WrapperNode [2024-11-09 06:16:31,970 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:16:31,971 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:16:31,972 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:16:31,972 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:16:31,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31" (1/1) ... [2024-11-09 06:16:32,002 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31" (1/1) ... [2024-11-09 06:16:32,042 INFO L138 Inliner]: procedures = 36, calls = 154, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 487 [2024-11-09 06:16:32,042 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:16:32,043 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:16:32,043 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:16:32,043 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:16:32,056 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31" (1/1) ... [2024-11-09 06:16:32,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31" (1/1) ... [2024-11-09 06:16:32,068 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31" (1/1) ... [2024-11-09 06:16:32,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31" (1/1) ... [2024-11-09 06:16:32,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31" (1/1) ... [2024-11-09 06:16:32,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31" (1/1) ... [2024-11-09 06:16:32,119 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31" (1/1) ... [2024-11-09 06:16:32,123 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31" (1/1) ... [2024-11-09 06:16:32,138 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:16:32,138 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:16:32,139 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:16:32,139 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:16:32,140 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31" (1/1) ... [2024-11-09 06:16:32,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:16:32,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:16:32,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:16:32,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:16:32,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:16:32,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-09 06:16:32,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-09 06:16:32,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 06:16:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 06:16:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 06:16:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 06:16:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-09 06:16:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 06:16:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-09 06:16:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:16:32,238 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:16:32,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:16:32,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:16:32,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-09 06:16:32,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-09 06:16:32,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 06:16:32,406 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:16:32,408 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:16:33,625 INFO L? ?]: Removed 160 outVars from TransFormulas that were not future-live. [2024-11-09 06:16:33,626 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:16:33,645 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:16:33,646 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:16:33,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:16:33 BoogieIcfgContainer [2024-11-09 06:16:33,647 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:16:33,649 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:16:33,650 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:16:33,653 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:16:33,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:16:31" (1/3) ... [2024-11-09 06:16:33,655 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@422f936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:16:33, skipping insertion in model container [2024-11-09 06:16:33,656 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:16:31" (2/3) ... [2024-11-09 06:16:33,656 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@422f936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:16:33, skipping insertion in model container [2024-11-09 06:16:33,656 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:16:33" (3/3) ... [2024-11-09 06:16:33,659 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-26.i [2024-11-09 06:16:33,678 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:16:33,679 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:16:33,742 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:16:33,749 INFO L333 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, 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;@58006b1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:16:33,749 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:16:33,754 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 82 states have internal predecessors, (116), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:33,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-09 06:16:33,765 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:33,765 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:33,766 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:33,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:33,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1806593298, now seen corresponding path program 1 times [2024-11-09 06:16:33,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:16:33,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1559785474] [2024-11-09 06:16:33,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:33,785 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 [2024-11-09 06:16:33,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:16:33,786 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:16:33,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:34,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:34,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 06:16:34,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:34,338 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-09 06:16:34,338 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:16:34,339 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:16:34,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1559785474] [2024-11-09 06:16:34,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1559785474] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:16:34,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:16:34,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:16:34,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175041740] [2024-11-09 06:16:34,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:16:34,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 06:16:34,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:16:34,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 06:16:34,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:16:34,373 INFO L87 Difference]: Start difference. First operand has 93 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 82 states have internal predecessors, (116), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-09 06:16:34,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:16:34,402 INFO L93 Difference]: Finished difference Result 179 states and 271 transitions. [2024-11-09 06:16:34,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 06:16:34,404 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2024-11-09 06:16:34,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:16:34,423 INFO L225 Difference]: With dead ends: 179 [2024-11-09 06:16:34,423 INFO L226 Difference]: Without dead ends: 89 [2024-11-09 06:16:34,426 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:16:34,429 INFO L432 NwaCegarLoop]: 127 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, 127 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 [2024-11-09 06:16:34,430 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:16:34,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-09 06:16:34,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-11-09 06:16:34,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 78 states have (on average 1.3974358974358974) internal successors, (109), 78 states have internal predecessors, (109), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:34,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 127 transitions. [2024-11-09 06:16:34,474 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 127 transitions. Word has length 89 [2024-11-09 06:16:34,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:16:34,474 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 127 transitions. [2024-11-09 06:16:34,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-09 06:16:34,475 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 127 transitions. [2024-11-09 06:16:34,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-09 06:16:34,479 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:34,479 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:34,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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)] Ended with exit code 0 [2024-11-09 06:16:34,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:34,680 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:34,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:34,681 INFO L85 PathProgramCache]: Analyzing trace with hash -618991228, now seen corresponding path program 1 times [2024-11-09 06:16:34,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:16:34,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1312498782] [2024-11-09 06:16:34,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:34,682 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 [2024-11-09 06:16:34,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:16:34,684 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:16:34,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:35,152 INFO L255 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:16:35,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:35,249 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-09 06:16:35,250 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:16:35,250 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:16:35,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1312498782] [2024-11-09 06:16:35,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1312498782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:16:35,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:16:35,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 06:16:35,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473246659] [2024-11-09 06:16:35,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:16:35,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:16:35,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:16:35,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:16:35,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:16:35,258 INFO L87 Difference]: Start difference. First operand 89 states and 127 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-09 06:16:35,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:16:35,672 INFO L93 Difference]: Finished difference Result 177 states and 254 transitions. [2024-11-09 06:16:35,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:16:35,679 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2024-11-09 06:16:35,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:16:35,681 INFO L225 Difference]: With dead ends: 177 [2024-11-09 06:16:35,681 INFO L226 Difference]: Without dead ends: 91 [2024-11-09 06:16:35,681 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:16:35,683 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 239 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 06:16:35,683 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 364 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 06:16:35,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-09 06:16:35,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-11-09 06:16:35,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.3875) internal successors, (111), 80 states have internal predecessors, (111), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:35,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 129 transitions. [2024-11-09 06:16:35,694 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 129 transitions. Word has length 89 [2024-11-09 06:16:35,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:16:35,695 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 129 transitions. [2024-11-09 06:16:35,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-09 06:16:35,696 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2024-11-09 06:16:35,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-09 06:16:35,698 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:35,698 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:35,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:35,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:35,899 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:35,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:35,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1941871618, now seen corresponding path program 1 times [2024-11-09 06:16:35,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:16:35,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [63671519] [2024-11-09 06:16:35,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:35,901 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 [2024-11-09 06:16:35,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:16:35,905 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:16:35,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:36,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:16:36,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:36,480 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:16:36,481 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:16:36,481 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:16:36,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [63671519] [2024-11-09 06:16:36,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [63671519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:16:36,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:16:36,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:16:36,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860131181] [2024-11-09 06:16:36,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:16:36,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:16:36,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:16:36,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:16:36,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:16:36,487 INFO L87 Difference]: Start difference. First operand 91 states and 129 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:36,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:16:36,569 INFO L93 Difference]: Finished difference Result 184 states and 262 transitions. [2024-11-09 06:16:36,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:16:36,570 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 89 [2024-11-09 06:16:36,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:16:36,571 INFO L225 Difference]: With dead ends: 184 [2024-11-09 06:16:36,572 INFO L226 Difference]: Without dead ends: 96 [2024-11-09 06:16:36,573 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:16:36,574 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 1 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:16:36,574 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 475 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 06:16:36,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-09 06:16:36,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 95. [2024-11-09 06:16:36,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 84 states have (on average 1.369047619047619) internal successors, (115), 84 states have internal predecessors, (115), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:36,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 133 transitions. [2024-11-09 06:16:36,595 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 133 transitions. Word has length 89 [2024-11-09 06:16:36,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:16:36,595 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 133 transitions. [2024-11-09 06:16:36,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:36,596 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2024-11-09 06:16:36,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-09 06:16:36,597 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:36,601 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:36,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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)] Ended with exit code 0 [2024-11-09 06:16:36,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:36,802 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:36,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:36,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1943718660, now seen corresponding path program 1 times [2024-11-09 06:16:36,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:16:36,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2100841893] [2024-11-09 06:16:36,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:36,804 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 [2024-11-09 06:16:36,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:16:36,808 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:16:36,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:37,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:16:37,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:37,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2024-11-09 06:16:37,435 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:16:37,435 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:16:37,435 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:16:37,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2100841893] [2024-11-09 06:16:37,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2100841893] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:16:37,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:16:37,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:16:37,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130284804] [2024-11-09 06:16:37,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:16:37,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:16:37,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:16:37,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:16:37,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:16:37,443 INFO L87 Difference]: Start difference. First operand 95 states and 133 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:38,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:16:38,581 INFO L93 Difference]: Finished difference Result 188 states and 264 transitions. [2024-11-09 06:16:38,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 06:16:38,582 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 89 [2024-11-09 06:16:38,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:16:38,584 INFO L225 Difference]: With dead ends: 188 [2024-11-09 06:16:38,584 INFO L226 Difference]: Without dead ends: 96 [2024-11-09 06:16:38,585 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-09 06:16:38,586 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 122 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:16:38,586 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 383 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 06:16:38,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-09 06:16:38,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 95. [2024-11-09 06:16:38,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 84 states have (on average 1.3571428571428572) internal successors, (114), 84 states have internal predecessors, (114), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:38,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 132 transitions. [2024-11-09 06:16:38,594 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 132 transitions. Word has length 89 [2024-11-09 06:16:38,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:16:38,595 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 132 transitions. [2024-11-09 06:16:38,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:38,595 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 132 transitions. [2024-11-09 06:16:38,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-09 06:16:38,597 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:38,597 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:38,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:38,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:38,798 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:38,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:38,798 INFO L85 PathProgramCache]: Analyzing trace with hash 880091102, now seen corresponding path program 1 times [2024-11-09 06:16:38,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:16:38,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2059555070] [2024-11-09 06:16:38,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:38,800 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 [2024-11-09 06:16:38,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:16:38,803 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:16:38,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:39,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:16:39,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:39,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2024-11-09 06:16:39,293 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:16:39,293 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:16:39,294 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:16:39,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2059555070] [2024-11-09 06:16:39,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2059555070] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:16:39,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:16:39,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:16:39,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412563601] [2024-11-09 06:16:39,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:16:39,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:16:39,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:16:39,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:16:39,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:39,297 INFO L87 Difference]: Start difference. First operand 95 states and 132 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:39,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:16:39,594 INFO L93 Difference]: Finished difference Result 185 states and 258 transitions. [2024-11-09 06:16:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:16:39,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 91 [2024-11-09 06:16:39,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:16:39,596 INFO L225 Difference]: With dead ends: 185 [2024-11-09 06:16:39,597 INFO L226 Difference]: Without dead ends: 93 [2024-11-09 06:16:39,597 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:39,598 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 0 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:16:39,599 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 239 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 06:16:39,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-09 06:16:39,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-11-09 06:16:39,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 82 states have (on average 1.3414634146341464) internal successors, (110), 82 states have internal predecessors, (110), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:39,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 128 transitions. [2024-11-09 06:16:39,606 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 128 transitions. Word has length 91 [2024-11-09 06:16:39,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:16:39,607 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 128 transitions. [2024-11-09 06:16:39,607 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:39,607 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2024-11-09 06:16:39,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 06:16:39,609 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:39,609 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:39,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-09 06:16:39,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:39,810 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:39,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:39,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1740723634, now seen corresponding path program 1 times [2024-11-09 06:16:39,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:16:39,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1083125744] [2024-11-09 06:16:39,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:39,811 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 [2024-11-09 06:16:39,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:16:39,812 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:16:39,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-09 06:16:40,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:40,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:16:40,232 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:40,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-09 06:16:40,280 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:16:40,280 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:16:40,280 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:16:40,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1083125744] [2024-11-09 06:16:40,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1083125744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:16:40,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:16:40,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:16:40,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991272521] [2024-11-09 06:16:40,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:16:40,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:16:40,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:16:40,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:16:40,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:40,283 INFO L87 Difference]: Start difference. First operand 93 states and 128 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:40,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:16:40,623 INFO L93 Difference]: Finished difference Result 183 states and 253 transitions. [2024-11-09 06:16:40,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:16:40,624 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2024-11-09 06:16:40,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:16:40,626 INFO L225 Difference]: With dead ends: 183 [2024-11-09 06:16:40,626 INFO L226 Difference]: Without dead ends: 93 [2024-11-09 06:16:40,626 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:40,627 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:16:40,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 236 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 06:16:40,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-09 06:16:40,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-11-09 06:16:40,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 82 states have (on average 1.329268292682927) internal successors, (109), 82 states have internal predecessors, (109), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:40,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 127 transitions. [2024-11-09 06:16:40,636 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 127 transitions. Word has length 96 [2024-11-09 06:16:40,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:16:40,637 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 127 transitions. [2024-11-09 06:16:40,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:40,637 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 127 transitions. [2024-11-09 06:16:40,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 06:16:40,639 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:40,639 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:40,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-09 06:16:40,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:40,840 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:40,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:40,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1881272244, now seen corresponding path program 1 times [2024-11-09 06:16:40,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:16:40,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [228186119] [2024-11-09 06:16:40,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:40,841 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 [2024-11-09 06:16:40,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:16:40,845 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:16:40,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-09 06:16:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:41,485 INFO L255 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:16:41,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:41,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-09 06:16:41,539 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:16:41,539 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:16:41,540 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:16:41,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [228186119] [2024-11-09 06:16:41,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [228186119] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:16:41,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:16:41,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:16:41,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354923132] [2024-11-09 06:16:41,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:16:41,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:16:41,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:16:41,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:16:41,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:41,543 INFO L87 Difference]: Start difference. First operand 93 states and 127 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:42,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:16:42,127 INFO L93 Difference]: Finished difference Result 183 states and 251 transitions. [2024-11-09 06:16:42,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:16:42,128 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2024-11-09 06:16:42,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:16:42,129 INFO L225 Difference]: With dead ends: 183 [2024-11-09 06:16:42,130 INFO L226 Difference]: Without dead ends: 93 [2024-11-09 06:16:42,130 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:42,131 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 06:16:42,132 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 234 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 06:16:42,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-09 06:16:42,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-11-09 06:16:42,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 82 states have (on average 1.3170731707317074) internal successors, (108), 82 states have internal predecessors, (108), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:42,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 126 transitions. [2024-11-09 06:16:42,140 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 126 transitions. Word has length 96 [2024-11-09 06:16:42,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:16:42,141 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 126 transitions. [2024-11-09 06:16:42,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:42,141 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 126 transitions. [2024-11-09 06:16:42,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 06:16:42,143 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:42,143 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:42,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2024-11-09 06:16:42,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:42,348 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:42,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:42,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1990993226, now seen corresponding path program 1 times [2024-11-09 06:16:42,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:16:42,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [764551071] [2024-11-09 06:16:42,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:42,354 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 [2024-11-09 06:16:42,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:16:42,355 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:16:42,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-09 06:16:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:42,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:16:42,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:42,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-09 06:16:42,912 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:16:42,912 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:16:42,912 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:16:42,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [764551071] [2024-11-09 06:16:42,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [764551071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:16:42,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:16:42,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:16:42,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348007094] [2024-11-09 06:16:42,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:16:42,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:16:42,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:16:42,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:16:42,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:42,915 INFO L87 Difference]: Start difference. First operand 93 states and 126 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:42,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:16:42,940 INFO L93 Difference]: Finished difference Result 183 states and 249 transitions. [2024-11-09 06:16:42,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:16:42,941 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2024-11-09 06:16:42,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:16:42,944 INFO L225 Difference]: With dead ends: 183 [2024-11-09 06:16:42,944 INFO L226 Difference]: Without dead ends: 93 [2024-11-09 06:16:42,945 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:42,946 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:16:42,949 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 232 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:16:42,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-09 06:16:42,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-11-09 06:16:42,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 82 states have (on average 1.3048780487804879) internal successors, (107), 82 states have internal predecessors, (107), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:42,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 125 transitions. [2024-11-09 06:16:42,959 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 125 transitions. Word has length 96 [2024-11-09 06:16:42,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:16:42,962 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 125 transitions. [2024-11-09 06:16:42,962 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:42,962 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2024-11-09 06:16:42,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 06:16:42,963 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:42,963 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:42,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2024-11-09 06:16:43,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:43,164 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:43,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:43,165 INFO L85 PathProgramCache]: Analyzing trace with hash 1292856820, now seen corresponding path program 1 times [2024-11-09 06:16:43,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:16:43,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [7805867] [2024-11-09 06:16:43,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:43,165 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 [2024-11-09 06:16:43,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:16:43,167 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:16:43,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (10)] Waiting until timeout for monitored process [2024-11-09 06:16:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:43,633 INFO L255 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:16:43,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:43,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2024-11-09 06:16:43,677 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:16:43,678 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:16:43,678 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:16:43,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [7805867] [2024-11-09 06:16:43,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [7805867] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:16:43,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:16:43,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:16:43,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051777581] [2024-11-09 06:16:43,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:16:43,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:16:43,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:16:43,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:16:43,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:43,683 INFO L87 Difference]: Start difference. First operand 93 states and 125 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:43,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:16:43,710 INFO L93 Difference]: Finished difference Result 181 states and 245 transitions. [2024-11-09 06:16:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:16:43,711 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2024-11-09 06:16:43,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:16:43,712 INFO L225 Difference]: With dead ends: 181 [2024-11-09 06:16:43,712 INFO L226 Difference]: Without dead ends: 91 [2024-11-09 06:16:43,712 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:43,713 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 0 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:16:43,714 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 227 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:16:43,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-09 06:16:43,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-11-09 06:16:43,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.3) internal successors, (104), 80 states have internal predecessors, (104), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:43,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 122 transitions. [2024-11-09 06:16:43,720 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 122 transitions. Word has length 96 [2024-11-09 06:16:43,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:16:43,721 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 122 transitions. [2024-11-09 06:16:43,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:43,721 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 122 transitions. [2024-11-09 06:16:43,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-09 06:16:43,723 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:43,723 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:43,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (10)] Ended with exit code 0 [2024-11-09 06:16:43,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:43,924 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:43,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:43,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1107158254, now seen corresponding path program 1 times [2024-11-09 06:16:43,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:16:43,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [260328643] [2024-11-09 06:16:43,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:43,925 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 [2024-11-09 06:16:43,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:16:43,928 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:16:43,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (11)] Waiting until timeout for monitored process [2024-11-09 06:16:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:44,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:16:44,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:44,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-09 06:16:44,489 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:16:44,489 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:16:44,490 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:16:44,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [260328643] [2024-11-09 06:16:44,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [260328643] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:16:44,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:16:44,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:16:44,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379618348] [2024-11-09 06:16:44,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:16:44,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:16:44,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:16:44,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:16:44,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:44,492 INFO L87 Difference]: Start difference. First operand 91 states and 122 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:44,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:16:44,522 INFO L93 Difference]: Finished difference Result 179 states and 241 transitions. [2024-11-09 06:16:44,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:16:44,523 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 101 [2024-11-09 06:16:44,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:16:44,524 INFO L225 Difference]: With dead ends: 179 [2024-11-09 06:16:44,524 INFO L226 Difference]: Without dead ends: 91 [2024-11-09 06:16:44,524 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:44,525 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:16:44,525 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 224 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:16:44,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-09 06:16:44,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-11-09 06:16:44,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.2875) internal successors, (103), 80 states have internal predecessors, (103), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:44,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 121 transitions. [2024-11-09 06:16:44,541 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 121 transitions. Word has length 101 [2024-11-09 06:16:44,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:16:44,542 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 121 transitions. [2024-11-09 06:16:44,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:44,542 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 121 transitions. [2024-11-09 06:16:44,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-09 06:16:44,543 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:44,544 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:44,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (11)] Ended with exit code 0 [2024-11-09 06:16:44,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:44,748 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:44,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:44,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1498865300, now seen corresponding path program 1 times [2024-11-09 06:16:44,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:16:44,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [468730327] [2024-11-09 06:16:44,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:44,749 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 [2024-11-09 06:16:44,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:16:44,750 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:16:44,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (12)] Waiting until timeout for monitored process [2024-11-09 06:16:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:45,285 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:16:45,288 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:45,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-09 06:16:45,331 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:16:45,332 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:16:45,332 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:16:45,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [468730327] [2024-11-09 06:16:45,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [468730327] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:16:45,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:16:45,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:16:45,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784729031] [2024-11-09 06:16:45,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:16:45,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:16:45,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:16:45,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:16:45,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:45,335 INFO L87 Difference]: Start difference. First operand 91 states and 121 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:45,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:16:45,366 INFO L93 Difference]: Finished difference Result 179 states and 239 transitions. [2024-11-09 06:16:45,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:16:45,367 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 101 [2024-11-09 06:16:45,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:16:45,368 INFO L225 Difference]: With dead ends: 179 [2024-11-09 06:16:45,369 INFO L226 Difference]: Without dead ends: 91 [2024-11-09 06:16:45,369 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:45,370 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:16:45,370 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 222 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:16:45,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-09 06:16:45,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-11-09 06:16:45,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.275) internal successors, (102), 80 states have internal predecessors, (102), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:45,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 120 transitions. [2024-11-09 06:16:45,376 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 120 transitions. Word has length 101 [2024-11-09 06:16:45,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:16:45,377 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 120 transitions. [2024-11-09 06:16:45,377 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:45,377 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 120 transitions. [2024-11-09 06:16:45,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-09 06:16:45,379 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:45,379 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:45,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (12)] Ended with exit code 0 [2024-11-09 06:16:45,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:45,580 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:45,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:45,581 INFO L85 PathProgramCache]: Analyzing trace with hash -89482602, now seen corresponding path program 1 times [2024-11-09 06:16:45,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:16:45,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [195162594] [2024-11-09 06:16:45,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:45,582 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 [2024-11-09 06:16:45,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:16:45,584 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:16:45,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (13)] Waiting until timeout for monitored process [2024-11-09 06:16:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:46,255 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:16:46,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:46,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-09 06:16:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:16:46,304 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:16:46,305 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:16:46,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [195162594] [2024-11-09 06:16:46,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [195162594] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:16:46,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:16:46,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:16:46,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586460565] [2024-11-09 06:16:46,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:16:46,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:16:46,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:16:46,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:16:46,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:46,308 INFO L87 Difference]: Start difference. First operand 91 states and 120 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:46,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:16:46,334 INFO L93 Difference]: Finished difference Result 179 states and 237 transitions. [2024-11-09 06:16:46,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:16:46,335 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 101 [2024-11-09 06:16:46,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:16:46,336 INFO L225 Difference]: With dead ends: 179 [2024-11-09 06:16:46,337 INFO L226 Difference]: Without dead ends: 91 [2024-11-09 06:16:46,337 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:46,338 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:16:46,338 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 220 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:16:46,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-09 06:16:46,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-11-09 06:16:46,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.2625) internal successors, (101), 80 states have internal predecessors, (101), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:16:46,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 119 transitions. [2024-11-09 06:16:46,350 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 119 transitions. Word has length 101 [2024-11-09 06:16:46,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:16:46,351 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 119 transitions. [2024-11-09 06:16:46,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:16:46,351 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2024-11-09 06:16:46,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-09 06:16:46,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:46,353 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:46,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (13)] Ended with exit code 0 [2024-11-09 06:16:46,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:16:46,553 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:16:46,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:46,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1369346280, now seen corresponding path program 1 times [2024-11-09 06:16:46,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:16:46,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1699330133] [2024-11-09 06:16:46,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:46,555 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 [2024-11-09 06:16:46,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:16:46,558 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:16:46,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (14)] Waiting until timeout for monitored process [2024-11-09 06:16:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:47,518 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-09 06:16:47,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:49,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-09 06:16:50,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 06:16:50,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 06:16:51,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 06:16:51,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 06:16:51,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 06:16:51,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 06:17:17,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 51 [2024-11-09 06:17:30,608 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-09 06:17:30,608 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:17:46,744 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:17:46,744 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:17:46,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1699330133] [2024-11-09 06:17:46,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1699330133] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 06:17:46,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 06:17:46,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [25] total 35 [2024-11-09 06:17:46,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805778658] [2024-11-09 06:17:46,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:17:46,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 06:17:46,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:17:46,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 06:17:46,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1067, Unknown=5, NotChecked=0, Total=1190 [2024-11-09 06:17:46,748 INFO L87 Difference]: Start difference. First operand 91 states and 119 transitions. Second operand has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 13 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:17:55,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:17:55,904 INFO L93 Difference]: Finished difference Result 221 states and 287 transitions. [2024-11-09 06:17:55,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 06:17:55,910 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 13 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 101 [2024-11-09 06:17:55,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:17:55,912 INFO L225 Difference]: With dead ends: 221 [2024-11-09 06:17:55,912 INFO L226 Difference]: Without dead ends: 133 [2024-11-09 06:17:55,913 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 166 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 52.5s TimeCoverageRelationStatistics Valid=201, Invalid=1686, Unknown=5, NotChecked=0, Total=1892 [2024-11-09 06:17:55,914 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 62 mSDsluCounter, 713 mSDsCounter, 0 mSdLazyCounter, 549 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 799 SdHoareTripleChecker+Invalid, 556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-11-09 06:17:55,914 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 799 Invalid, 556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 549 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2024-11-09 06:17:55,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2024-11-09 06:17:55,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 102. [2024-11-09 06:17:55,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 91 states have (on average 1.2417582417582418) internal successors, (113), 91 states have internal predecessors, (113), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:17:55,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 131 transitions. [2024-11-09 06:17:55,924 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 131 transitions. Word has length 101 [2024-11-09 06:17:55,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:17:55,925 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 131 transitions. [2024-11-09 06:17:55,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 13 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:17:55,925 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 131 transitions. [2024-11-09 06:17:55,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-09 06:17:55,927 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:17:55,927 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:17:55,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (14)] Ended with exit code 0 [2024-11-09 06:17:56,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:17:56,128 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:17:56,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:17:56,128 INFO L85 PathProgramCache]: Analyzing trace with hash -668281702, now seen corresponding path program 1 times [2024-11-09 06:17:56,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:17:56,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [939883619] [2024-11-09 06:17:56,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:17:56,129 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 [2024-11-09 06:17:56,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:17:56,130 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:17:56,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (15)] Waiting until timeout for monitored process [2024-11-09 06:17:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:17:56,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 06:17:56,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:17:57,003 INFO L349 Elim1Store]: treesize reduction 26, result has 36.6 percent of original size [2024-11-09 06:17:57,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 46 [2024-11-09 06:17:58,025 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:17:58,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 117 treesize of output 85 [2024-11-09 06:17:58,739 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:17:58,739 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:17:58,739 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:17:58,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [939883619] [2024-11-09 06:17:58,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [939883619] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:17:58,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:17:58,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-09 06:17:58,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325541477] [2024-11-09 06:17:58,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:17:58,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 06:17:58,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:17:58,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 06:17:58,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2024-11-09 06:17:58,742 INFO L87 Difference]: Start difference. First operand 102 states and 131 transitions. Second operand has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:18:01,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:18:04,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:18:08,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:18:08,765 INFO L93 Difference]: Finished difference Result 246 states and 315 transitions. [2024-11-09 06:18:08,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 06:18:08,767 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 101 [2024-11-09 06:18:08,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:18:08,768 INFO L225 Difference]: With dead ends: 246 [2024-11-09 06:18:08,768 INFO L226 Difference]: Without dead ends: 142 [2024-11-09 06:18:08,768 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=69, Invalid=393, Unknown=0, NotChecked=0, Total=462 [2024-11-09 06:18:08,769 INFO L432 NwaCegarLoop]: 79 mSDtfsCounter, 54 mSDsluCounter, 696 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 775 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2024-11-09 06:18:08,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 775 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 597 Invalid, 2 Unknown, 0 Unchecked, 8.9s Time] [2024-11-09 06:18:08,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2024-11-09 06:18:08,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 111. [2024-11-09 06:18:08,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 100 states have (on average 1.23) internal successors, (123), 100 states have internal predecessors, (123), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:18:08,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 141 transitions. [2024-11-09 06:18:08,776 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 141 transitions. Word has length 101 [2024-11-09 06:18:08,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:18:08,777 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 141 transitions. [2024-11-09 06:18:08,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:18:08,777 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 141 transitions. [2024-11-09 06:18:08,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-09 06:18:08,779 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:18:08,779 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:18:08,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (15)] Ended with exit code 0 [2024-11-09 06:18:08,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:18:08,980 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:18:08,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:18:08,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1241182513, now seen corresponding path program 1 times [2024-11-09 06:18:08,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:18:08,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [74808820] [2024-11-09 06:18:08,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:18:08,981 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 [2024-11-09 06:18:08,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:18:08,982 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:18:08,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (16)] Waiting until timeout for monitored process [2024-11-09 06:18:09,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:18:09,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-09 06:18:09,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:18:10,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 38 [2024-11-09 06:18:11,368 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:18:11,368 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:18:11,368 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:18:11,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [74808820] [2024-11-09 06:18:11,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [74808820] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:18:11,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:18:11,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 06:18:11,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666065887] [2024-11-09 06:18:11,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:18:11,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 06:18:11,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:18:11,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 06:18:11,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2024-11-09 06:18:11,371 INFO L87 Difference]: Start difference. First operand 111 states and 141 transitions. Second operand has 15 states, 15 states have (on average 3.933333333333333) internal successors, (59), 14 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:18:14,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:18:14,259 INFO L93 Difference]: Finished difference Result 221 states and 282 transitions. [2024-11-09 06:18:14,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 06:18:14,264 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.933333333333333) internal successors, (59), 14 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 101 [2024-11-09 06:18:14,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:18:14,266 INFO L225 Difference]: With dead ends: 221 [2024-11-09 06:18:14,266 INFO L226 Difference]: Without dead ends: 107 [2024-11-09 06:18:14,267 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2024-11-09 06:18:14,269 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 68 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 466 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-09 06:18:14,271 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 323 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 466 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2024-11-09 06:18:14,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-09 06:18:14,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 105. [2024-11-09 06:18:14,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 94 states have (on average 1.2340425531914894) internal successors, (116), 94 states have internal predecessors, (116), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:18:14,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 134 transitions. [2024-11-09 06:18:14,284 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 134 transitions. Word has length 101 [2024-11-09 06:18:14,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:18:14,286 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 134 transitions. [2024-11-09 06:18:14,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.933333333333333) internal successors, (59), 14 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:18:14,286 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 134 transitions. [2024-11-09 06:18:14,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-09 06:18:14,291 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:18:14,291 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:18:14,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (16)] Forceful destruction successful, exit code 0 [2024-11-09 06:18:14,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:18:14,493 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:18:14,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:18:14,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1901566395, now seen corresponding path program 1 times [2024-11-09 06:18:14,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:18:14,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [745786459] [2024-11-09 06:18:14,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:18:14,494 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 [2024-11-09 06:18:14,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:18:14,495 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:18:14,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (17)] Waiting until timeout for monitored process [2024-11-09 06:18:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:18:15,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:18:15,058 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:18:15,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-09 06:18:15,100 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:18:15,101 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:18:15,101 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:18:15,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [745786459] [2024-11-09 06:18:15,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [745786459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:18:15,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:18:15,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:18:15,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661199139] [2024-11-09 06:18:15,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:18:15,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:18:15,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:18:15,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:18:15,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:18:15,106 INFO L87 Difference]: Start difference. First operand 105 states and 134 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:18:15,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:18:15,435 INFO L93 Difference]: Finished difference Result 207 states and 265 transitions. [2024-11-09 06:18:15,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:18:15,436 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 101 [2024-11-09 06:18:15,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:18:15,438 INFO L225 Difference]: With dead ends: 207 [2024-11-09 06:18:15,438 INFO L226 Difference]: Without dead ends: 105 [2024-11-09 06:18:15,438 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:18:15,439 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:18:15,439 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 218 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 06:18:15,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-09 06:18:15,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2024-11-09 06:18:15,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 94 states have (on average 1.2234042553191489) internal successors, (115), 94 states have internal predecessors, (115), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:18:15,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 133 transitions. [2024-11-09 06:18:15,447 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 133 transitions. Word has length 101 [2024-11-09 06:18:15,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:18:15,448 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 133 transitions. [2024-11-09 06:18:15,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:18:15,448 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 133 transitions. [2024-11-09 06:18:15,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-09 06:18:15,449 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:18:15,449 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:18:15,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (17)] Ended with exit code 0 [2024-11-09 06:18:15,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:18:15,650 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:18:15,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:18:15,650 INFO L85 PathProgramCache]: Analyzing trace with hash -1839526781, now seen corresponding path program 1 times [2024-11-09 06:18:15,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:18:15,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [968102633] [2024-11-09 06:18:15,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:18:15,651 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 [2024-11-09 06:18:15,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:18:15,654 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:18:15,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (18)] Waiting until timeout for monitored process [2024-11-09 06:18:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:18:16,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 06:18:16,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:18:16,378 INFO L349 Elim1Store]: treesize reduction 23, result has 39.5 percent of original size [2024-11-09 06:18:16,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 44 [2024-11-09 06:18:16,775 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:18:16,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 50 [2024-11-09 06:18:17,139 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 06:18:17,139 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:18:17,139 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:18:17,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [968102633] [2024-11-09 06:18:17,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [968102633] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:18:17,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:18:17,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-09 06:18:17,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147587522] [2024-11-09 06:18:17,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:18:17,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 06:18:17,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:18:17,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 06:18:17,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2024-11-09 06:18:17,142 INFO L87 Difference]: Start difference. First operand 105 states and 133 transitions. Second operand has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:18:21,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:18:21,251 INFO L93 Difference]: Finished difference Result 238 states and 303 transitions. [2024-11-09 06:18:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 06:18:21,252 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 101 [2024-11-09 06:18:21,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:18:21,254 INFO L225 Difference]: With dead ends: 238 [2024-11-09 06:18:21,254 INFO L226 Difference]: Without dead ends: 131 [2024-11-09 06:18:21,254 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=69, Invalid=393, Unknown=0, NotChecked=0, Total=462 [2024-11-09 06:18:21,255 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 52 mSDsluCounter, 781 mSDsCounter, 0 mSdLazyCounter, 684 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 865 SdHoareTripleChecker+Invalid, 685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-09 06:18:21,256 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 865 Invalid, 685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 684 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-09 06:18:21,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2024-11-09 06:18:21,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 100. [2024-11-09 06:18:21,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 89 states have (on average 1.2247191011235956) internal successors, (109), 89 states have internal predecessors, (109), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 06:18:21,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 127 transitions. [2024-11-09 06:18:21,264 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 127 transitions. Word has length 101 [2024-11-09 06:18:21,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:18:21,264 INFO L471 AbstractCegarLoop]: Abstraction has 100 states and 127 transitions. [2024-11-09 06:18:21,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 06:18:21,265 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 127 transitions. [2024-11-09 06:18:21,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-09 06:18:21,266 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:18:21,266 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:18:21,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (18)] Ended with exit code 0 [2024-11-09 06:18:21,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:18:21,467 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:18:21,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:18:21,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1882539704, now seen corresponding path program 1 times [2024-11-09 06:18:21,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:18:21,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1743882630] [2024-11-09 06:18:21,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:18:21,468 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 [2024-11-09 06:18:21,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:18:21,472 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:18:21,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f848e653-14a4-4e8c-8b2d-1fe25f5a2901/bin/utaipan-verify-YMUCfTKeje/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 (19)] Waiting until timeout for monitored process