./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-65.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E --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 06101e7755e4b2abfa0dfbed6ec71b9bc0681656fa38c4437776272afa8a0b70 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:36:35,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:36:35,460 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:36:35,467 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:36:35,467 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:36:35,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:36:35,497 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:36:35,498 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:36:35,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:36:35,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:36:35,498 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:36:35,498 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:36:35,499 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:36:35,499 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:36:35,499 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:36:35,499 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:36:35,499 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:36:35,499 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:36:35,499 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:36:35,500 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:36:35,500 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:36:35,500 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:36:35,501 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:36:35,501 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:36:35,501 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:36:35,501 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:36:35,502 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:36:35,502 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:36:35,502 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:36:35,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:36:35,502 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:36:35,502 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:36:35,502 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:36:35,503 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:36:35,503 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:36:35,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:36:35,503 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:36:35,503 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:36:35,504 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:36:35,504 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:36:35,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:36:35,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:36:35,504 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:36:35,504 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:36:35,504 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:36:35,505 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:36:35,505 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:36:35,505 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E 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 -> 06101e7755e4b2abfa0dfbed6ec71b9bc0681656fa38c4437776272afa8a0b70 [2024-11-14 04:36:35,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:36:35,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:36:35,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:36:35,895 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:36:35,896 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:36:35,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-65.i Unable to find full path for "g++" [2024-11-14 04:36:38,233 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:36:38,634 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:36:38,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-65.i [2024-11-14 04:36:38,646 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/data/9a79b59f3/4d2d12cbf8c143c6b9d26b2ea11aa251/FLAG8e7203981 [2024-11-14 04:36:38,839 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/data/9a79b59f3/4d2d12cbf8c143c6b9d26b2ea11aa251 [2024-11-14 04:36:38,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:36:38,846 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:36:38,849 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:36:38,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:36:38,860 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:36:38,862 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:36:38" (1/1) ... [2024-11-14 04:36:38,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a74a596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:38, skipping insertion in model container [2024-11-14 04:36:38,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:36:38" (1/1) ... [2024-11-14 04:36:38,898 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:36:39,132 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_83da6622-b543-46e8-aba0-1d7249a54fd2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-65.i[917,930] [2024-11-14 04:36:39,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:36:39,269 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:36:39,286 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_83da6622-b543-46e8-aba0-1d7249a54fd2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-65.i[917,930] [2024-11-14 04:36:39,370 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:36:39,405 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:36:39,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:39 WrapperNode [2024-11-14 04:36:39,408 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:36:39,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:36:39,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:36:39,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:36:39,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:39" (1/1) ... [2024-11-14 04:36:39,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:39" (1/1) ... [2024-11-14 04:36:39,584 INFO L138 Inliner]: procedures = 29, calls = 151, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 503 [2024-11-14 04:36:39,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:36:39,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:36:39,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:36:39,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:36:39,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:39" (1/1) ... [2024-11-14 04:36:39,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:39" (1/1) ... [2024-11-14 04:36:39,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:39" (1/1) ... [2024-11-14 04:36:39,630 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:39" (1/1) ... [2024-11-14 04:36:39,673 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:39" (1/1) ... [2024-11-14 04:36:39,688 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:39" (1/1) ... [2024-11-14 04:36:39,691 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:39" (1/1) ... [2024-11-14 04:36:39,696 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:39" (1/1) ... [2024-11-14 04:36:39,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:36:39,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:36:39,711 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:36:39,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:36:39,712 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:39" (1/1) ... [2024-11-14 04:36:39,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:36:39,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:36:39,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:36:39,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:36:39,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:36:39,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 04:36:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-14 04:36:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-14 04:36:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 04:36:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-14 04:36:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:36:39,814 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:36:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:36:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:36:39,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:36:40,007 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:36:40,010 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:36:40,853 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-14 04:36:40,853 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:36:41,614 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:36:41,615 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:36:41,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:36:41 BoogieIcfgContainer [2024-11-14 04:36:41,615 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:36:41,620 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:36:41,620 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:36:41,671 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:36:41,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:36:38" (1/3) ... [2024-11-14 04:36:41,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35aabb75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:36:41, skipping insertion in model container [2024-11-14 04:36:41,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:39" (2/3) ... [2024-11-14 04:36:41,675 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35aabb75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:36:41, skipping insertion in model container [2024-11-14 04:36:41,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:36:41" (3/3) ... [2024-11-14 04:36:41,678 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-65.i [2024-11-14 04:36:41,699 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:36:41,701 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-65.i that has 2 procedures, 31 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:36:41,784 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:36:41,807 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;@3ee5e862, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:36:41,807 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:36:41,811 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-14 04:36:41,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-14 04:36:41,821 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:36:41,821 INFO L215 NwaCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:36:41,822 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:36:41,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:36:41,829 INFO L85 PathProgramCache]: Analyzing trace with hash -546463944, now seen corresponding path program 1 times [2024-11-14 04:36:41,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:36:41,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608242075] [2024-11-14 04:36:41,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:36:41,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:36:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:36:43,865 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:36:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:36:44,994 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:36:44,996 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:36:44,997 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:36:45,000 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:36:45,008 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:36:45,201 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:36:45,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:36:45 BoogieIcfgContainer [2024-11-14 04:36:45,208 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:36:45,210 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:36:45,210 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:36:45,210 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:36:45,211 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:36:41" (3/4) ... [2024-11-14 04:36:45,214 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:36:45,215 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:36:45,217 INFO L158 Benchmark]: Toolchain (without parser) took 6371.19ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 92.3MB in the beginning and 95.1MB in the end (delta: -2.8MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. [2024-11-14 04:36:45,219 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:36:45,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 560.80ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 77.4MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:36:45,221 INFO L158 Benchmark]: Boogie Procedure Inliner took 174.43ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 74.1MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:36:45,221 INFO L158 Benchmark]: Boogie Preprocessor took 120.93ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 71.6MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:36:45,221 INFO L158 Benchmark]: RCFGBuilder took 1908.49ms. Allocated memory is still 117.4MB. Free memory was 71.6MB in the beginning and 32.7MB in the end (delta: 38.9MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2024-11-14 04:36:45,222 INFO L158 Benchmark]: TraceAbstraction took 3588.25ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 32.1MB in the beginning and 95.1MB in the end (delta: -63.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2024-11-14 04:36:45,222 INFO L158 Benchmark]: Witness Printer took 5.44ms. Allocated memory is still 184.5MB. Free memory was 95.1MB in the beginning and 95.1MB in the end (delta: 15.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:36:45,229 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 560.80ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 77.4MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 174.43ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 74.1MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 120.93ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 71.6MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1908.49ms. Allocated memory is still 117.4MB. Free memory was 71.6MB in the beginning and 32.7MB in the end (delta: 38.9MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. * TraceAbstraction took 3588.25ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 32.1MB in the beginning and 95.1MB in the end (delta: -63.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Witness Printer took 5.44ms. Allocated memory is still 184.5MB. Free memory was 95.1MB in the beginning and 95.1MB in the end (delta: 15.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 74, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of someBinaryFLOATComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 58, overapproximation of someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someUnaryFLOAToperation at line 63. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 1 }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0]); [L26-L28] double double_Array_0[5] = { 25.25, 100.5, 63.6, 0.0, 0.8 }; [L29] double* double_Array_0_arraydouble_Array_0arrayVar0_Pointer = &(double_Array_0[0]); [L30] double* double_Array_0_arraydouble_Array_0arrayVar1_Pointer = &(double_Array_0[1]); [L31] double* double_Array_0_arraydouble_Array_0arrayVar2_Pointer = &(double_Array_0[2]); [L32] double* double_Array_0_arraydouble_Array_0arrayVar3_Pointer = &(double_Array_0[3]); [L33] double* double_Array_0_arraydouble_Array_0arrayVar4_Pointer = &(double_Array_0[4]); [L34-L36] float float_Array_0[2] = { 8.2, 1000000000.1 }; [L37] float* float_Array_0_arrayfloat_Array_0arrayVar0_Pointer = &(float_Array_0[0]); [L38] float* float_Array_0_arrayfloat_Array_0arrayVar1_Pointer = &(float_Array_0[1]); [L39-L41] signed char signed_char_Array_0[2] = { -8, 8 }; [L42] signed char* signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer = &(signed_char_Array_0[0]); [L43] signed char* signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer = &(signed_char_Array_0[1]); [L44-L46] signed long int signed_long_int_Array_0[1] = { -32 }; [L47] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer = &(signed_long_int_Array_0[0]); [L48-L50] unsigned short int unsigned_short_int_Array_0[3] = { 0, 2, 50 }; [L51] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer = &(unsigned_short_int_Array_0[0]); [L52] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer = &(unsigned_short_int_Array_0[1]); [L53] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer = &(unsigned_short_int_Array_0[2]); [L54] double last_1_double_Array_0_1_ = 100.5; [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] CALL updateLastVariables() [L103] EXPR double_Array_0[1] [L103] last_1_double_Array_0_1_ = double_Array_0[1] [L113] RET updateLastVariables() [L114] CALL updateVariables() [L82] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L83] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L83] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L84] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L84] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L85] double_Array_0[0] = __VERIFIER_nondet_double() [L86] EXPR double_Array_0[0] [L86] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F [L86] EXPR (double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F ) [L86] EXPR double_Array_0[0] [L86] EXPR double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F [L86] EXPR double_Array_0[0] [L86] EXPR double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F [L86] EXPR (double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L86] CALL assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L87] double_Array_0[2] = __VERIFIER_nondet_double() [L88] EXPR double_Array_0[2] [L88] EXPR double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F [L88] EXPR double_Array_0[2] [L88] EXPR double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F [L88] EXPR (double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L88] CALL assume_abort_if_not((double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not((double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L89] double_Array_0[3] = __VERIFIER_nondet_double() [L90] EXPR double_Array_0[3] [L90] EXPR double_Array_0[3] >= 4611686.018427382800e+12F && double_Array_0[3] <= -1.0e-20F [L90] EXPR (double_Array_0[3] >= 4611686.018427382800e+12F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F ) [L90] EXPR double_Array_0[3] [L90] EXPR double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F [L90] EXPR double_Array_0[3] [L90] EXPR double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F [L90] EXPR (double_Array_0[3] >= 4611686.018427382800e+12F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L90] CALL assume_abort_if_not((double_Array_0[3] >= 4611686.018427382800e+12F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not((double_Array_0[3] >= 4611686.018427382800e+12F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L91] double_Array_0[4] = __VERIFIER_nondet_double() [L92] EXPR double_Array_0[4] [L92] EXPR double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F [L92] EXPR double_Array_0[4] [L92] EXPR double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F [L92] EXPR (double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L92] CALL assume_abort_if_not((double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not((double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L93] float_Array_0[0] = __VERIFIER_nondet_float() [L94] EXPR float_Array_0[0] [L94] EXPR float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F [L94] EXPR (float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F ) [L94] EXPR float_Array_0[0] [L94] EXPR float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F [L94] EXPR float_Array_0[0] [L94] EXPR float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F [L94] EXPR (float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L94] CALL assume_abort_if_not((float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L95] signed_char_Array_0[1] = __VERIFIER_nondet_char() [L96] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L96] CALL assume_abort_if_not(signed_char_Array_0[1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(signed_char_Array_0[1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L97] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L97] CALL assume_abort_if_not(signed_char_Array_0[1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(signed_char_Array_0[1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L98] unsigned_short_int_Array_0[2] = __VERIFIER_nondet_ushort() [L99] EXPR unsigned_short_int_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L99] CALL assume_abort_if_not(unsigned_short_int_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(unsigned_short_int_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L100] EXPR unsigned_short_int_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L100] CALL assume_abort_if_not(unsigned_short_int_Array_0[2] <= 65534) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(unsigned_short_int_Array_0[2] <= 65534) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L114] RET updateVariables() [L115] CALL step() [L58] COND TRUE 0.625f > last_1_double_Array_0_1_ [L59] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L59] COND TRUE (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) [L60] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L60] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) [L60] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L60] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) [L60] (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) = (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) [L65] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer) [L65] (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) = (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) [L66] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer) [L66] (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) = (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) [L67] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer) [L67] (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) = (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) [L68] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L68] COND TRUE (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) [L69] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer) [L69] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer) [L69] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer) [L69] COND TRUE (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) - (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) * 64) [L70] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L70] EXPR (((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) < (50.5)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) : (50.5) [L70] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar2_Pointer) [L70] (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) = ((((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) < (50.5)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) : (50.5))) - (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) [L77] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L77] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L77] COND TRUE (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) [L78] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer) [L78] EXPR (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) > (-64)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) : (-64) [L78] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer) [L78] EXPR (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) > (-64)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) : (-64) [L78] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer) [L78] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer) [L78] (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) = ((((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) > (-64)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) : (-64))) + (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) + -2) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) [L115] RET step() [L116] CALL, EXPR property() [L106] EXPR (0.625f > last_1_double_Array_0_1_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : 1) : ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) [L106] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) [L106] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L106] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) [L106] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L106] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) [L106] EXPR (0.625f > last_1_double_Array_0_1_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : 1) : ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) [L106] EXPR ((0.625f > last_1_double_Array_0_1_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : 1) : ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) > (-64)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) : (-64))) + (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) + -2) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))))) : 1) [L106] EXPR (((0.625f > last_1_double_Array_0_1_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : 1) : ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) > (-64)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) : (-64))) + (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) + -2) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))))) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) - (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) * 64)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) == ((double) ((((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) < (50.5)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) : (50.5))) - (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : 1) : (((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) <= (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))))) : 1)) [L106] EXPR ((((0.625f > last_1_double_Array_0_1_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : 1) : ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) > (-64)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) : (-64))) + (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) + -2) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))))) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) - (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) * 64)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) == ((double) ((((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) < (50.5)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) : (50.5))) - (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : 1) : (((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) <= (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))))) : 1))) && ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))) [L106] EXPR (((((0.625f > last_1_double_Array_0_1_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : 1) : ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) > (-64)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) : (-64))) + (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) + -2) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))))) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) - (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) * 64)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) == ((double) ((((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) < (50.5)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) : (50.5))) - (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : 1) : (((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) <= (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))))) : 1))) && ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))))) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) == ((unsigned short int) (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)))) [L106] EXPR ((((((0.625f > last_1_double_Array_0_1_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : 1) : ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) > (-64)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) : (-64))) + (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) + -2) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))))) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) - (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) * 64)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) == ((double) ((((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) < (50.5)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) : (50.5))) - (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : 1) : (((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) <= (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))))) : 1))) && ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))))) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) == ((unsigned short int) (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer))))) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)))) [L106-L107] return ((((((0.625f > last_1_double_Array_0_1_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : 1) : ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) > (-64)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) : (-64))) + (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) + -2) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))))) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) - (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) * 64)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) == ((double) ((((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) < (50.5)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) : (50.5))) - (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : 1) : (((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) <= (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))))) : 1))) && ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))))) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) == ((unsigned short int) (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer))))) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)))) ; [L116] RET, EXPR property() [L116] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_1_=201/2, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:1}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={9:4}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 1, TraceHistogramMax: 11, 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=31occurred 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: 0.0s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 04:36:45,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E --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 06101e7755e4b2abfa0dfbed6ec71b9bc0681656fa38c4437776272afa8a0b70 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:36:48,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:36:48,729 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:36:48,737 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:36:48,737 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:36:48,777 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:36:48,778 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:36:48,779 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:36:48,779 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:36:48,779 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:36:48,779 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:36:48,779 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:36:48,779 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:36:48,780 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:36:48,780 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:36:48,780 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:36:48,783 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:36:48,784 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:36:48,784 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:36:48,784 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:36:48,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:36:48,786 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:36:48,786 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:36:48,787 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:36:48,787 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:36:48,787 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:36:48,787 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:36:48,787 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:36:48,787 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:36:48,788 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:36:48,788 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:36:48,788 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:36:48,788 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:36:48,788 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:36:48,788 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:36:48,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:36:48,788 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:36:48,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:36:48,789 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:36:48,789 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:36:48,789 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:36:48,789 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:36:48,789 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:36:48,789 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E 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 -> 06101e7755e4b2abfa0dfbed6ec71b9bc0681656fa38c4437776272afa8a0b70 [2024-11-14 04:36:49,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:36:49,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:36:49,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:36:49,226 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:36:49,226 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:36:49,228 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-65.i Unable to find full path for "g++" [2024-11-14 04:36:51,669 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:36:51,976 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:36:51,981 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-65.i [2024-11-14 04:36:52,000 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/data/58a13b4bc/0561106ab1d64e91afb84374e356226c/FLAGe3adfe658 [2024-11-14 04:36:52,033 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/data/58a13b4bc/0561106ab1d64e91afb84374e356226c [2024-11-14 04:36:52,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:36:52,039 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:36:52,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:36:52,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:36:52,047 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:36:52,048 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:36:52" (1/1) ... [2024-11-14 04:36:52,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e9862ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52, skipping insertion in model container [2024-11-14 04:36:52,050 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:36:52" (1/1) ... [2024-11-14 04:36:52,083 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:36:52,318 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_83da6622-b543-46e8-aba0-1d7249a54fd2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-65.i[917,930] [2024-11-14 04:36:52,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:36:52,465 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:36:52,480 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_83da6622-b543-46e8-aba0-1d7249a54fd2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-65.i[917,930] [2024-11-14 04:36:52,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:36:52,561 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:36:52,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52 WrapperNode [2024-11-14 04:36:52,562 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:36:52,564 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:36:52,564 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:36:52,564 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:36:52,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52" (1/1) ... [2024-11-14 04:36:52,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52" (1/1) ... [2024-11-14 04:36:52,643 INFO L138 Inliner]: procedures = 39, calls = 151, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 502 [2024-11-14 04:36:52,643 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:36:52,644 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:36:52,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:36:52,644 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:36:52,653 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52" (1/1) ... [2024-11-14 04:36:52,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52" (1/1) ... [2024-11-14 04:36:52,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52" (1/1) ... [2024-11-14 04:36:52,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52" (1/1) ... [2024-11-14 04:36:52,688 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52" (1/1) ... [2024-11-14 04:36:52,695 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52" (1/1) ... [2024-11-14 04:36:52,699 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52" (1/1) ... [2024-11-14 04:36:52,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52" (1/1) ... [2024-11-14 04:36:52,722 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:36:52,723 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:36:52,723 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:36:52,723 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:36:52,724 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52" (1/1) ... [2024-11-14 04:36:52,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:36:52,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:36:52,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:36:52,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:36:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:36:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-14 04:36:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-14 04:36:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-14 04:36:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-14 04:36:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:36:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-14 04:36:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-14 04:36:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-14 04:36:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-14 04:36:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-14 04:36:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-14 04:36:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-14 04:36:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:36:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:36:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:36:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:36:52,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-14 04:36:52,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-14 04:36:52,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-14 04:36:53,020 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:36:53,023 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:36:57,657 INFO L? ?]: Removed 120 outVars from TransFormulas that were not future-live. [2024-11-14 04:36:57,658 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:36:57,672 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:36:57,673 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:36:57,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:36:57 BoogieIcfgContainer [2024-11-14 04:36:57,674 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:36:57,677 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:36:57,677 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:36:57,684 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:36:57,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:36:52" (1/3) ... [2024-11-14 04:36:57,686 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@134cddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:36:57, skipping insertion in model container [2024-11-14 04:36:57,686 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:36:52" (2/3) ... [2024-11-14 04:36:57,687 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@134cddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:36:57, skipping insertion in model container [2024-11-14 04:36:57,687 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:36:57" (3/3) ... [2024-11-14 04:36:57,689 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-65.i [2024-11-14 04:36:57,708 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:36:57,711 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-65.i that has 2 procedures, 113 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:36:57,801 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:36:57,824 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;@20d0ef4c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:36:57,824 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:36:57,830 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 99 states have (on average 1.4545454545454546) internal successors, (144), 100 states have internal predecessors, (144), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-14 04:36:57,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-14 04:36:57,849 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:36:57,851 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:36:57,851 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:36:57,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:36:57,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1167983059, now seen corresponding path program 1 times [2024-11-14 04:36:57,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:36:57,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [311710208] [2024-11-14 04:36:57,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:36:57,925 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 [2024-11-14 04:36:57,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:36:57,931 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:36:57,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:36:58,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:36:58,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 04:36:58,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:36:58,662 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-14 04:36:58,663 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:36:58,663 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:36:58,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [311710208] [2024-11-14 04:36:58,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [311710208] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:36:58,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:36:58,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:36:58,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039606430] [2024-11-14 04:36:58,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:36:58,672 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 04:36:58,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:36:58,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 04:36:58,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:36:58,700 INFO L87 Difference]: Start difference. First operand has 113 states, 99 states have (on average 1.4545454545454546) internal successors, (144), 100 states have internal predecessors, (144), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:36:58,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:36:58,738 INFO L93 Difference]: Finished difference Result 219 states and 337 transitions. [2024-11-14 04:36:58,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 04:36:58,740 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 112 [2024-11-14 04:36:58,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:36:58,751 INFO L225 Difference]: With dead ends: 219 [2024-11-14 04:36:58,751 INFO L226 Difference]: Without dead ends: 109 [2024-11-14 04:36:58,755 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:36:58,759 INFO L432 NwaCegarLoop]: 157 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, 157 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 [2024-11-14 04:36:58,760 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 04:36:58,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-14 04:36:58,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2024-11-14 04:36:58,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 96 states have (on average 1.40625) internal successors, (135), 96 states have internal predecessors, (135), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-14 04:36:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 157 transitions. [2024-11-14 04:36:58,818 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 157 transitions. Word has length 112 [2024-11-14 04:36:58,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:36:58,819 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 157 transitions. [2024-11-14 04:36:58,819 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:36:58,819 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 157 transitions. [2024-11-14 04:36:58,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-14 04:36:58,825 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:36:58,825 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:36:58,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:36:59,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:36:59,035 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:36:59,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:36:59,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1192820493, now seen corresponding path program 1 times [2024-11-14 04:36:59,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:36:59,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1394838844] [2024-11-14 04:36:59,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:36:59,038 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 [2024-11-14 04:36:59,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:36:59,041 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:36:59,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:36:59,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:36:59,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:36:59,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:36:59,773 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-14 04:36:59,774 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:36:59,774 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:36:59,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1394838844] [2024-11-14 04:36:59,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1394838844] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:36:59,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:36:59,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:36:59,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922452091] [2024-11-14 04:36:59,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:36:59,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:36:59,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:36:59,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:36:59,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:36:59,778 INFO L87 Difference]: Start difference. First operand 109 states and 157 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:36:59,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:36:59,914 INFO L93 Difference]: Finished difference Result 217 states and 314 transitions. [2024-11-14 04:36:59,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:36:59,919 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 112 [2024-11-14 04:36:59,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:36:59,920 INFO L225 Difference]: With dead ends: 217 [2024-11-14 04:36:59,921 INFO L226 Difference]: Without dead ends: 111 [2024-11-14 04:36:59,921 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:36:59,923 INFO L432 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:36:59,923 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 454 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:36:59,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-14 04:36:59,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2024-11-14 04:36:59,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 98 states have (on average 1.3979591836734695) internal successors, (137), 98 states have internal predecessors, (137), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-14 04:36:59,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 159 transitions. [2024-11-14 04:36:59,943 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 159 transitions. Word has length 112 [2024-11-14 04:36:59,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:36:59,949 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 159 transitions. [2024-11-14 04:36:59,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:36:59,949 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 159 transitions. [2024-11-14 04:36:59,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-14 04:36:59,951 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:36:59,955 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:36:59,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:00,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:00,156 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:37:00,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:37:00,157 INFO L85 PathProgramCache]: Analyzing trace with hash 238880335, now seen corresponding path program 1 times [2024-11-14 04:37:00,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:37:00,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [20692703] [2024-11-14 04:37:00,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:37:00,158 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 [2024-11-14 04:37:00,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:37:00,163 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:37:00,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:00,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:37:00,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 04:37:00,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:37:00,990 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:37:00,991 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 62 treesize of output 20 [2024-11-14 04:37:02,762 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:37:02,767 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:37:02,767 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:37:02,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [20692703] [2024-11-14 04:37:02,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [20692703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:37:02,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:37:02,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:37:02,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77030668] [2024-11-14 04:37:02,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:37:02,768 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:37:02,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:37:02,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:37:02,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:37:02,769 INFO L87 Difference]: Start difference. First operand 111 states and 159 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-14 04:37:07,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:37:09,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:37:11,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:37:11,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:37:11,447 INFO L93 Difference]: Finished difference Result 321 states and 461 transitions. [2024-11-14 04:37:11,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:37:11,453 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 112 [2024-11-14 04:37:11,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:37:11,455 INFO L225 Difference]: With dead ends: 321 [2024-11-14 04:37:11,455 INFO L226 Difference]: Without dead ends: 213 [2024-11-14 04:37:11,456 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:37:11,457 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 90 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:37:11,457 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 286 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 179 Invalid, 1 Unknown, 0 Unchecked, 8.6s Time] [2024-11-14 04:37:11,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2024-11-14 04:37:11,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 182. [2024-11-14 04:37:11,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 157 states have (on average 1.3821656050955413) internal successors, (217), 157 states have internal predecessors, (217), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:37:11,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 261 transitions. [2024-11-14 04:37:11,480 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 261 transitions. Word has length 112 [2024-11-14 04:37:11,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:37:11,481 INFO L471 AbstractCegarLoop]: Abstraction has 182 states and 261 transitions. [2024-11-14 04:37:11,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-14 04:37:11,481 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 261 transitions. [2024-11-14 04:37:11,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-14 04:37:11,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:37:11,483 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:37:11,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:11,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:11,687 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:37:11,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:37:11,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1994824325, now seen corresponding path program 1 times [2024-11-14 04:37:11,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:37:11,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1254092793] [2024-11-14 04:37:11,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:37:11,689 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 [2024-11-14 04:37:11,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:37:11,691 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:37:11,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:37:12,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 04:37:12,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:37:12,242 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:37:12,242 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:37:12,243 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:37:12,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1254092793] [2024-11-14 04:37:12,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1254092793] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:37:12,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:37:12,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:37:12,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519533008] [2024-11-14 04:37:12,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:37:12,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:37:12,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:37:12,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:37:12,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:37:12,249 INFO L87 Difference]: Start difference. First operand 182 states and 261 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-14 04:37:12,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:37:12,329 INFO L93 Difference]: Finished difference Result 295 states and 424 transitions. [2024-11-14 04:37:12,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:37:12,330 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 113 [2024-11-14 04:37:12,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:37:12,332 INFO L225 Difference]: With dead ends: 295 [2024-11-14 04:37:12,332 INFO L226 Difference]: Without dead ends: 187 [2024-11-14 04:37:12,333 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:37:12,334 INFO L432 NwaCegarLoop]: 152 mSDtfsCounter, 1 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 592 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:37:12,334 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 592 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:37:12,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2024-11-14 04:37:12,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 186. [2024-11-14 04:37:12,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 161 states have (on average 1.3726708074534162) internal successors, (221), 161 states have internal predecessors, (221), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:37:12,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 265 transitions. [2024-11-14 04:37:12,368 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 265 transitions. Word has length 113 [2024-11-14 04:37:12,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:37:12,368 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 265 transitions. [2024-11-14 04:37:12,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-14 04:37:12,369 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 265 transitions. [2024-11-14 04:37:12,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-14 04:37:12,370 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:37:12,370 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:37:12,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:12,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:12,571 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:37:12,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:37:12,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1620084601, now seen corresponding path program 1 times [2024-11-14 04:37:12,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:37:12,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1097163175] [2024-11-14 04:37:12,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:37:12,573 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 [2024-11-14 04:37:12,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:37:12,576 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:37:12,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:37:12,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:37:12,991 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:37:13,069 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:37:13,069 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:37:13,069 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:37:13,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1097163175] [2024-11-14 04:37:13,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1097163175] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:37:13,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:37:13,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 04:37:13,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528152827] [2024-11-14 04:37:13,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:37:13,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:37:13,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:37:13,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:37:13,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:37:13,071 INFO L87 Difference]: Start difference. First operand 186 states and 265 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-14 04:37:13,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:37:13,216 INFO L93 Difference]: Finished difference Result 301 states and 429 transitions. [2024-11-14 04:37:13,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 04:37:13,217 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 113 [2024-11-14 04:37:13,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:37:13,219 INFO L225 Difference]: With dead ends: 301 [2024-11-14 04:37:13,219 INFO L226 Difference]: Without dead ends: 189 [2024-11-14 04:37:13,220 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:37:13,221 INFO L432 NwaCegarLoop]: 150 mSDtfsCounter, 1 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 730 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:37:13,221 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 730 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:37:13,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2024-11-14 04:37:13,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 188. [2024-11-14 04:37:13,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 163 states have (on average 1.3680981595092025) internal successors, (223), 163 states have internal predecessors, (223), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:37:13,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 267 transitions. [2024-11-14 04:37:13,257 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 267 transitions. Word has length 113 [2024-11-14 04:37:13,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:37:13,260 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 267 transitions. [2024-11-14 04:37:13,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-14 04:37:13,261 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 267 transitions. [2024-11-14 04:37:13,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-14 04:37:13,262 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:37:13,263 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:37:13,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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)] Ended with exit code 0 [2024-11-14 04:37:13,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:13,463 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:37:13,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:37:13,464 INFO L85 PathProgramCache]: Analyzing trace with hash 154922761, now seen corresponding path program 1 times [2024-11-14 04:37:13,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:37:13,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1815502154] [2024-11-14 04:37:13,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:37:13,465 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 [2024-11-14 04:37:13,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:37:13,467 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:37:13,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:37:13,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 04:37:13,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:37:14,028 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:37:14,028 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:37:14,028 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:37:14,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1815502154] [2024-11-14 04:37:14,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1815502154] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:37:14,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:37:14,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 04:37:14,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142087138] [2024-11-14 04:37:14,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:37:14,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 04:37:14,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:37:14,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 04:37:14,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-14 04:37:14,031 INFO L87 Difference]: Start difference. First operand 188 states and 267 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-14 04:37:14,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:37:14,182 INFO L93 Difference]: Finished difference Result 305 states and 433 transitions. [2024-11-14 04:37:14,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:37:14,183 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 113 [2024-11-14 04:37:14,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:37:14,188 INFO L225 Difference]: With dead ends: 305 [2024-11-14 04:37:14,188 INFO L226 Difference]: Without dead ends: 191 [2024-11-14 04:37:14,189 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-14 04:37:14,190 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 1 mSDsluCounter, 721 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 869 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:37:14,190 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 869 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:37:14,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2024-11-14 04:37:14,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 190. [2024-11-14 04:37:14,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 165 states have (on average 1.3636363636363635) internal successors, (225), 165 states have internal predecessors, (225), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:37:14,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 269 transitions. [2024-11-14 04:37:14,224 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 269 transitions. Word has length 113 [2024-11-14 04:37:14,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:37:14,225 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 269 transitions. [2024-11-14 04:37:14,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-14 04:37:14,226 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 269 transitions. [2024-11-14 04:37:14,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-14 04:37:14,229 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:37:14,229 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:37:14,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:14,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:14,430 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:37:14,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:37:14,431 INFO L85 PathProgramCache]: Analyzing trace with hash 156769803, now seen corresponding path program 1 times [2024-11-14 04:37:14,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:37:14,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [499374580] [2024-11-14 04:37:14,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:37:14,431 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 [2024-11-14 04:37:14,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:37:14,433 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:37:14,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:37:14,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:37:14,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:37:15,011 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:37:15,011 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 155 treesize of output 65 [2024-11-14 04:37:15,090 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-14 04:37:15,090 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:37:15,090 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:37:15,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [499374580] [2024-11-14 04:37:15,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [499374580] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:37:15,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:37:15,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:37:15,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866310124] [2024-11-14 04:37:15,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:37:15,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:37:15,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:37:15,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:37:15,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:37:15,093 INFO L87 Difference]: Start difference. First operand 190 states and 269 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:37:16,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:37:20,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:37:20,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:37:20,985 INFO L93 Difference]: Finished difference Result 368 states and 521 transitions. [2024-11-14 04:37:20,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:37:20,986 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 113 [2024-11-14 04:37:20,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:37:20,987 INFO L225 Difference]: With dead ends: 368 [2024-11-14 04:37:20,987 INFO L226 Difference]: Without dead ends: 192 [2024-11-14 04:37:20,988 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:37:20,989 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 142 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:37:20,989 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 383 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2024-11-14 04:37:20,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-11-14 04:37:21,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 190. [2024-11-14 04:37:21,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 165 states have (on average 1.3515151515151516) internal successors, (223), 165 states have internal predecessors, (223), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:37:21,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 267 transitions. [2024-11-14 04:37:21,006 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 267 transitions. Word has length 113 [2024-11-14 04:37:21,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:37:21,006 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 267 transitions. [2024-11-14 04:37:21,007 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:37:21,007 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 267 transitions. [2024-11-14 04:37:21,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-14 04:37:21,008 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:37:21,009 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:37:21,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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)] Ended with exit code 0 [2024-11-14 04:37:21,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:21,210 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:37:21,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:37:21,210 INFO L85 PathProgramCache]: Analyzing trace with hash -369642907, now seen corresponding path program 1 times [2024-11-14 04:37:21,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:37:21,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1457279515] [2024-11-14 04:37:21,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:37:21,211 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 [2024-11-14 04:37:21,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:37:21,213 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:37:21,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:37:21,657 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:37:21,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:37:21,885 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:37:21,885 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 173 treesize of output 65 [2024-11-14 04:37:21,948 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-14 04:37:21,948 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:37:21,948 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:37:21,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1457279515] [2024-11-14 04:37:21,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1457279515] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:37:21,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:37:21,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:37:21,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360236946] [2024-11-14 04:37:21,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:37:21,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:37:21,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:37:21,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:37:21,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:37:21,952 INFO L87 Difference]: Start difference. First operand 190 states and 267 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:37:27,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:37:27,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:37:27,614 INFO L93 Difference]: Finished difference Result 361 states and 507 transitions. [2024-11-14 04:37:27,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:37:27,615 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 115 [2024-11-14 04:37:27,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:37:27,616 INFO L225 Difference]: With dead ends: 361 [2024-11-14 04:37:27,616 INFO L226 Difference]: Without dead ends: 192 [2024-11-14 04:37:27,617 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:37:27,618 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 133 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:37:27,618 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 379 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-11-14 04:37:27,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-11-14 04:37:27,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 190. [2024-11-14 04:37:27,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 165 states have (on average 1.3393939393939394) internal successors, (221), 165 states have internal predecessors, (221), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:37:27,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 265 transitions. [2024-11-14 04:37:27,632 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 265 transitions. Word has length 115 [2024-11-14 04:37:27,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:37:27,633 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 265 transitions. [2024-11-14 04:37:27,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:37:27,633 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 265 transitions. [2024-11-14 04:37:27,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-14 04:37:27,635 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:37:27,635 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:37:27,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:27,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:27,836 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:37:27,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:37:27,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1761757321, now seen corresponding path program 1 times [2024-11-14 04:37:27,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:37:27,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1215812826] [2024-11-14 04:37:27,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:37:27,837 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 [2024-11-14 04:37:27,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:37:27,839 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:37:27,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:37:28,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:37:28,281 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:37:28,365 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-14 04:37:28,365 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:37:28,365 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:37:28,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1215812826] [2024-11-14 04:37:28,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1215812826] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:37:28,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:37:28,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 04:37:28,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363317179] [2024-11-14 04:37:28,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:37:28,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:37:28,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:37:28,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:37:28,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:37:28,367 INFO L87 Difference]: Start difference. First operand 190 states and 265 transitions. Second operand has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-14 04:37:28,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:37:28,685 INFO L93 Difference]: Finished difference Result 366 states and 510 transitions. [2024-11-14 04:37:28,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:37:28,687 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 117 [2024-11-14 04:37:28,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:37:28,689 INFO L225 Difference]: With dead ends: 366 [2024-11-14 04:37:28,689 INFO L226 Difference]: Without dead ends: 194 [2024-11-14 04:37:28,690 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-14 04:37:28,690 INFO L432 NwaCegarLoop]: 141 mSDtfsCounter, 1 mSDsluCounter, 530 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:37:28,691 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 671 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-14 04:37:28,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-11-14 04:37:28,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 190. [2024-11-14 04:37:28,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 165 states have (on average 1.3272727272727274) internal successors, (219), 165 states have internal predecessors, (219), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:37:28,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 263 transitions. [2024-11-14 04:37:28,709 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 263 transitions. Word has length 117 [2024-11-14 04:37:28,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:37:28,709 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 263 transitions. [2024-11-14 04:37:28,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-14 04:37:28,710 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 263 transitions. [2024-11-14 04:37:28,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-14 04:37:28,711 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:37:28,712 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:37:28,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:28,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:28,912 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:37:28,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:37:28,913 INFO L85 PathProgramCache]: Analyzing trace with hash -574635189, now seen corresponding path program 1 times [2024-11-14 04:37:28,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:37:28,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1115280413] [2024-11-14 04:37:28,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:37:28,913 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 [2024-11-14 04:37:28,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:37:28,917 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:37:28,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:29,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:37:29,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:37:29,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:37:29,706 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:37:29,707 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 175 treesize of output 67 [2024-11-14 04:37:29,765 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-14 04:37:29,765 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:37:29,765 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:37:29,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1115280413] [2024-11-14 04:37:29,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1115280413] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:37:29,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:37:29,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:37:29,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554200262] [2024-11-14 04:37:29,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:37:29,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:37:29,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:37:29,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:37:29,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:37:29,768 INFO L87 Difference]: Start difference. First operand 190 states and 263 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:37:31,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:37:34,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:37:35,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:37:35,324 INFO L93 Difference]: Finished difference Result 354 states and 490 transitions. [2024-11-14 04:37:35,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:37:35,325 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 117 [2024-11-14 04:37:35,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:37:35,327 INFO L225 Difference]: With dead ends: 354 [2024-11-14 04:37:35,327 INFO L226 Difference]: Without dead ends: 192 [2024-11-14 04:37:35,328 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:37:35,328 INFO L432 NwaCegarLoop]: 107 mSDtfsCounter, 124 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:37:35,329 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 371 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-14 04:37:35,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-11-14 04:37:35,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 190. [2024-11-14 04:37:35,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 165 states have (on average 1.3151515151515152) internal successors, (217), 165 states have internal predecessors, (217), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:37:35,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 261 transitions. [2024-11-14 04:37:35,342 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 261 transitions. Word has length 117 [2024-11-14 04:37:35,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:37:35,342 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 261 transitions. [2024-11-14 04:37:35,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:37:35,343 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 261 transitions. [2024-11-14 04:37:35,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-14 04:37:35,344 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:37:35,344 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:37:35,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:35,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:35,545 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:37:35,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:37:35,546 INFO L85 PathProgramCache]: Analyzing trace with hash -2040332891, now seen corresponding path program 1 times [2024-11-14 04:37:35,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:37:35,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1557344331] [2024-11-14 04:37:35,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:37:35,546 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 [2024-11-14 04:37:35,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:37:35,548 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:37:35,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:37:36,015 INFO L255 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:37:36,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:37:36,306 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:37:36,307 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 173 treesize of output 65 [2024-11-14 04:37:36,358 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-14 04:37:36,358 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:37:36,358 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:37:36,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1557344331] [2024-11-14 04:37:36,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1557344331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:37:36,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:37:36,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:37:36,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094369269] [2024-11-14 04:37:36,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:37:36,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:37:36,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:37:36,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:37:36,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:37:36,360 INFO L87 Difference]: Start difference. First operand 190 states and 261 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:37:38,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:37:42,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:37:42,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:37:42,572 INFO L93 Difference]: Finished difference Result 343 states and 472 transitions. [2024-11-14 04:37:42,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:37:42,573 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 119 [2024-11-14 04:37:42,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:37:42,574 INFO L225 Difference]: With dead ends: 343 [2024-11-14 04:37:42,574 INFO L226 Difference]: Without dead ends: 190 [2024-11-14 04:37:42,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:37:42,575 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 115 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:37:42,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 367 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2024-11-14 04:37:42,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2024-11-14 04:37:42,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 186. [2024-11-14 04:37:42,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 161 states have (on average 1.31055900621118) internal successors, (211), 161 states have internal predecessors, (211), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:37:42,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 255 transitions. [2024-11-14 04:37:42,589 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 255 transitions. Word has length 119 [2024-11-14 04:37:42,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:37:42,590 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 255 transitions. [2024-11-14 04:37:42,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:37:42,590 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 255 transitions. [2024-11-14 04:37:42,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-14 04:37:42,592 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:37:42,592 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:37:42,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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)] Forceful destruction successful, exit code 0 [2024-11-14 04:37:42,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:42,792 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:37:42,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:37:42,793 INFO L85 PathProgramCache]: Analyzing trace with hash 385089293, now seen corresponding path program 1 times [2024-11-14 04:37:42,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:37:42,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1501532304] [2024-11-14 04:37:42,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:37:42,793 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 [2024-11-14 04:37:42,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:37:42,795 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:37:42,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:37:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:37:43,261 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 04:37:43,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:37:43,638 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:37:43,638 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 172 treesize of output 64 [2024-11-14 04:37:43,764 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 20 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-14 04:37:43,764 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:37:44,278 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:37:44,280 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 110 treesize of output 1 [2024-11-14 04:37:44,333 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-14 04:37:44,333 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:37:44,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1501532304] [2024-11-14 04:37:44,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1501532304] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:37:44,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [738950308] [2024-11-14 04:37:44,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:37:44,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:37:44,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:37:44,341 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:37:44,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-14 04:37:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:37:46,552 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-14 04:37:46,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:37:47,186 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:37:47,186 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 227 treesize of output 83 [2024-11-14 04:37:47,230 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 20 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-14 04:37:47,230 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:37:48,493 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:37:48,493 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 166 treesize of output 1 [2024-11-14 04:37:48,545 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-14 04:37:48,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [738950308] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:37:48,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1916216885] [2024-11-14 04:37:48,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:37:48,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:37:48,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:37:48,548 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:37:48,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-14 04:37:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:37:48,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 04:37:48,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:37:52,422 INFO L349 Elim1Store]: treesize reduction 31, result has 36.7 percent of original size [2024-11-14 04:37:52,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 66 [2024-11-14 04:37:52,576 INFO L349 Elim1Store]: treesize reduction 24, result has 42.9 percent of original size [2024-11-14 04:37:52,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 68 [2024-11-14 04:37:54,754 INFO L349 Elim1Store]: treesize reduction 405, result has 12.5 percent of original size [2024-11-14 04:37:54,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 164 treesize of output 286 [2024-11-14 04:37:57,374 INFO L349 Elim1Store]: treesize reduction 59, result has 10.6 percent of original size [2024-11-14 04:37:57,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 75 treesize of output 51 [2024-11-14 04:37:57,516 INFO L349 Elim1Store]: treesize reduction 59, result has 10.6 percent of original size [2024-11-14 04:37:57,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 71 [2024-11-14 04:37:58,099 INFO L349 Elim1Store]: treesize reduction 207, result has 20.7 percent of original size [2024-11-14 04:37:58,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 66 treesize of output 124 [2024-11-14 04:37:58,532 INFO L349 Elim1Store]: treesize reduction 99, result has 22.7 percent of original size [2024-11-14 04:37:58,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 59 treesize of output 61 [2024-11-14 04:37:59,746 INFO L349 Elim1Store]: treesize reduction 430, result has 0.2 percent of original size [2024-11-14 04:37:59,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 13 case distinctions, treesize of input 117 treesize of output 1 [2024-11-14 04:38:02,436 INFO L349 Elim1Store]: treesize reduction 380, result has 0.3 percent of original size [2024-11-14 04:38:02,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 6 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 236 treesize of output 1 [2024-11-14 04:38:02,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 04:38:02,520 INFO L349 Elim1Store]: treesize reduction 122, result has 0.8 percent of original size [2024-11-14 04:38:02,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 86 treesize of output 101 [2024-11-14 04:38:02,577 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 04:38:02,584 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-14 04:38:02,696 INFO L349 Elim1Store]: treesize reduction 140, result has 0.7 percent of original size [2024-11-14 04:38:02,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 178 treesize of output 166 [2024-11-14 04:38:02,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 55 treesize of output 49 [2024-11-14 04:38:02,923 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2024-11-14 04:38:02,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 61 treesize of output 1 [2024-11-14 04:38:03,938 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:38:03,939 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 3 case distinctions, treesize of input 51 treesize of output 23 [2024-11-14 04:38:04,104 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:38:04,104 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:38:04,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1916216885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:38:04,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-14 04:38:04,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8, 10, 9] total 19 [2024-11-14 04:38:04,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74729787] [2024-11-14 04:38:04,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:38:04,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:38:04,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:38:04,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:38:04,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2024-11-14 04:38:04,107 INFO L87 Difference]: Start difference. First operand 186 states and 255 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-14 04:38:06,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:38:07,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:38:10,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:38:12,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:38:12,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:38:12,793 INFO L93 Difference]: Finished difference Result 362 states and 491 transitions. [2024-11-14 04:38:12,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:38:12,794 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 121 [2024-11-14 04:38:12,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:38:12,795 INFO L225 Difference]: With dead ends: 362 [2024-11-14 04:38:12,795 INFO L226 Difference]: Without dead ends: 242 [2024-11-14 04:38:12,796 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 602 GetRequests, 581 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2024-11-14 04:38:12,796 INFO L432 NwaCegarLoop]: 165 mSDtfsCounter, 144 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 385 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:38:12,797 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 385 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 175 Invalid, 1 Unknown, 0 Unchecked, 8.4s Time] [2024-11-14 04:38:12,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2024-11-14 04:38:12,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 186. [2024-11-14 04:38:12,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 161 states have (on average 1.2981366459627328) internal successors, (209), 161 states have internal predecessors, (209), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:38:12,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 253 transitions. [2024-11-14 04:38:12,814 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 253 transitions. Word has length 121 [2024-11-14 04:38:12,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:38:12,815 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 253 transitions. [2024-11-14 04:38:12,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-14 04:38:12,815 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 253 transitions. [2024-11-14 04:38:12,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-14 04:38:12,816 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:38:12,817 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:38:12,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:38:13,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-14 04:38:13,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-14 04:38:13,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:38:13,418 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:38:13,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:38:13,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1147121508, now seen corresponding path program 1 times [2024-11-14 04:38:13,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:38:13,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1283473731] [2024-11-14 04:38:13,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:38:13,419 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 [2024-11-14 04:38:13,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:38:13,423 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:38:13,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:38:14,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:38:14,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 04:38:14,252 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:38:14,654 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:38:14,654 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 172 treesize of output 64 [2024-11-14 04:38:14,778 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 20 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-14 04:38:14,778 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:38:15,127 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:38:15,128 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 110 treesize of output 1 [2024-11-14 04:38:15,168 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-14 04:38:15,168 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:38:15,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1283473731] [2024-11-14 04:38:15,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1283473731] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:38:15,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1181518247] [2024-11-14 04:38:15,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:38:15,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:38:15,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:38:15,171 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:38:15,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-14 04:38:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:38:18,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-14 04:38:18,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:38:18,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2024-11-14 04:38:23,293 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:38:23,294 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 247 treesize of output 91 [2024-11-14 04:38:23,336 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 20 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-14 04:38:23,337 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:38:24,442 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-14 04:38:24,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1181518247] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:38:24,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1526582486] [2024-11-14 04:38:24,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:38:24,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:38:24,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:38:24,445 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:38:24,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-14 04:38:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:38:25,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-14 04:38:25,244 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:38:29,908 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:38:29,908 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 227 treesize of output 83 [2024-11-14 04:38:30,503 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 04:38:30,503 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:38:30,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1526582486] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:38:30,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-14 04:38:30,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9, 8, 10, 9] total 23 [2024-11-14 04:38:30,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691379970] [2024-11-14 04:38:30,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:38:30,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:38:30,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:38:30,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:38:30,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=403, Unknown=4, NotChecked=0, Total=506 [2024-11-14 04:38:30,506 INFO L87 Difference]: Start difference. First operand 186 states and 253 transitions. Second operand has 10 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-14 04:38:50,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:38:54,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:38:55,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:38:55,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:38:55,953 INFO L93 Difference]: Finished difference Result 364 states and 489 transitions. [2024-11-14 04:38:55,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:38:55,954 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 121 [2024-11-14 04:38:55,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:38:55,956 INFO L225 Difference]: With dead ends: 364 [2024-11-14 04:38:55,956 INFO L226 Difference]: Without dead ends: 190 [2024-11-14 04:38:55,957 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 607 GetRequests, 576 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 26.9s TimeCoverageRelationStatistics Valid=176, Invalid=682, Unknown=12, NotChecked=0, Total=870 [2024-11-14 04:38:55,957 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 113 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:38:55,960 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 510 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2024-11-14 04:38:55,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2024-11-14 04:38:55,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 186. [2024-11-14 04:38:55,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 161 states have (on average 1.2732919254658386) internal successors, (205), 161 states have internal predecessors, (205), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:38:55,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 249 transitions. [2024-11-14 04:38:55,979 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 249 transitions. Word has length 121 [2024-11-14 04:38:55,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:38:55,979 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 249 transitions. [2024-11-14 04:38:55,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-14 04:38:55,980 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 249 transitions. [2024-11-14 04:38:55,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-14 04:38:55,981 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:38:55,981 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:38:56,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-14 04:38:56,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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)] Ended with exit code 0 [2024-11-14 04:38:56,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-11-14 04:38:56,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:38:56,583 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:38:56,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:38:56,583 INFO L85 PathProgramCache]: Analyzing trace with hash 2114472162, now seen corresponding path program 1 times [2024-11-14 04:38:56,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:38:56,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2059964792] [2024-11-14 04:38:56,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:38:56,584 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 [2024-11-14 04:38:56,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:38:56,588 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:38:56,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:38:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:38:57,612 INFO L255 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 04:38:57,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:39:03,596 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 [2024-11-14 04:39:05,269 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 57 treesize of output 42 [2024-11-14 04:39:06,528 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 57 treesize of output 42 [2024-11-14 04:39:08,429 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 104 treesize of output 60 [2024-11-14 04:39:08,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 70 [2024-11-14 04:39:08,665 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 97 treesize of output 70 [2024-11-14 04:39:08,949 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 97 treesize of output 70 [2024-11-14 04:39:09,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 71 [2024-11-14 04:39:21,562 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-14 04:39:21,563 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:39:25,078 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_525 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base v_ArrVal_525))) (let ((.cse0 (let ((.cse3 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))))) (or (not (fp.lt .cse0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32)))) (fp.eq (let ((.cse1 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (fp.neg .cse0)))))) is different from false [2024-11-14 04:39:30,257 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_522 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_155| (_ BitVec 32)) (v_ArrVal_521 (_ BitVec 32)) (~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_523 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_525 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store (store (store (let ((.cse4 (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base (store (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset |v_skolemized_q#valueAsBitvector_155|)))) (store .cse4 c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base (store (select .cse4 c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base) ~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.offset v_ArrVal_521))) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base v_ArrVal_522) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_523) c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base v_ArrVal_525))) (let ((.cse2 (let ((.cse3 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))))) (or (not (= |c_ULTIMATE.start_step_#t~ite12#1| (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_155|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_155|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_155|)))) (fp.eq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg .cse2)) (not (fp.lt .cse2 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32)))))))) is different from false [2024-11-14 04:39:36,691 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:39:36,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2059964792] [2024-11-14 04:39:36,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2059964792] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:39:36,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [732853617] [2024-11-14 04:39:36,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:39:36,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:39:36,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:39:36,694 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:39:36,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-14 04:39:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:39:41,354 INFO L255 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 04:39:41,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:39:54,138 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 15 treesize of output 1 [2024-11-14 04:39:56,478 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 57 treesize of output 42 [2024-11-14 04:39:58,804 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 57 treesize of output 42 [2024-11-14 04:40:01,918 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 104 treesize of output 60 [2024-11-14 04:40:02,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 70 [2024-11-14 04:40:05,418 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 136 treesize of output 97 [2024-11-14 04:40:06,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 71 [2024-11-14 04:40:17,980 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-14 04:40:17,980 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:40:19,672 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_563 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_564 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_565 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_562 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse5 (store (store (store |c_#memory_int| c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base v_ArrVal_563) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base v_ArrVal_564) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_562))) (let ((.cse2 (store .cse5 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base v_ArrVal_565))) (let ((.cse0 (let ((.cse6 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))))) (or (not (fp.lt .cse0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32)))) (fp.eq (let ((.cse1 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (fp.neg .cse0)) (not (let ((.cse3 (let ((.cse4 (select (select .cse5 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))))) (fp.leq .cse3 .cse3)))))))) is different from false [2024-11-14 04:40:19,903 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_563 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_564 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_565 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_562 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_165| (_ BitVec 32))) (let ((.cse3 (store (store (store (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base (store (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset |v_skolemized_q#valueAsBitvector_165|)) c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base v_ArrVal_563) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base v_ArrVal_564) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_562))) (let ((.cse5 (store .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base v_ArrVal_565))) (let ((.cse0 (let ((.cse6 (select (select .cse5 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))))) (or (not (fp.lt .cse0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32)))) (not (let ((.cse1 (let ((.cse2 (select (select .cse3 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))) (fp.leq .cse1 .cse1))) (not (= |c_ULTIMATE.start_step_#t~ite12#1| (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_165|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_165|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_165|)))) (fp.eq (let ((.cse4 (select (select .cse5 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) (fp.neg .cse0))))))) is different from false [2024-11-14 04:40:29,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [732853617] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:40:29,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [936595159] [2024-11-14 04:40:29,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:40:29,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:40:29,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:40:29,047 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:40:29,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-11-14 04:40:32,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:40:32,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-14 04:40:32,083 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:40:49,130 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 15 treesize of output 1 [2024-11-14 04:40:51,715 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 57 treesize of output 42 [2024-11-14 04:40:54,786 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 57 treesize of output 42 [2024-11-14 04:40:58,696 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 104 treesize of output 60 [2024-11-14 04:40:58,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 70 [2024-11-14 04:40:59,349 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 97 treesize of output 70 [2024-11-14 04:41:00,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 71 [2024-11-14 04:41:12,431 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 167 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-14 04:41:12,431 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:41:20,362 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_604 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_175| (_ BitVec 32)) (v_ArrVal_601 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_602 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_603 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store (store (store (store (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base (store (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset |v_skolemized_q#valueAsBitvector_175|)) c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base v_ArrVal_603) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base v_ArrVal_601) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_602) c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base v_ArrVal_604))) (let ((.cse2 (let ((.cse3 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))))) (or (fp.eq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg .cse2)) (not (= |c_ULTIMATE.start_step_#t~ite12#1| (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_175|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_175|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_175|)))) (not (fp.lt .cse2 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32)))))))) is different from false [2024-11-14 04:41:37,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [936595159] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:41:37,006 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 04:41:37,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18, 19] total 20 [2024-11-14 04:41:37,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852602029] [2024-11-14 04:41:37,007 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 04:41:37,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-14 04:41:37,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:41:37,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-14 04:41:37,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=1144, Unknown=93, NotChecked=380, Total=1806 [2024-11-14 04:41:37,009 INFO L87 Difference]: Start difference. First operand 186 states and 249 transitions. Second operand has 21 states, 21 states have (on average 3.9523809523809526) internal successors, (83), 20 states have internal predecessors, (83), 4 states have call successors, (11), 4 states have call predecessors, (11), 5 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-14 04:41:47,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:57,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:11,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:14,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:20,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:23,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:42:25,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:28,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:34,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:36,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:42:39,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:43,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:45,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:48,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:51,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:54,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:57,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:00,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:02,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:05,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:11,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:15,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:21,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:24,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:30,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:32,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:35,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:38,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:41,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:43,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:46,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:49,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:52,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:54,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:57,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:43:59,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:01,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:04,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:06,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:09,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:12,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:15,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:16,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:19,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:22,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:25,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:27,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:30,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:32,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:35,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:38,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:40,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:43,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:47,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:52,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:54,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:44:56,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:58,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:45:02,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:45:04,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:45:07,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:45:10,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:45:13,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:45:16,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:45:18,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:45:21,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:45:24,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:45:26,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:45:29,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:45:32,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:45:32,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:45:32,400 INFO L93 Difference]: Finished difference Result 490 states and 653 transitions. [2024-11-14 04:45:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 04:45:32,597 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 3.9523809523809526) internal successors, (83), 20 states have internal predecessors, (83), 4 states have call successors, (11), 4 states have call predecessors, (11), 5 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) Word has length 121 [2024-11-14 04:45:32,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:45:32,599 INFO L225 Difference]: With dead ends: 490 [2024-11-14 04:45:32,599 INFO L226 Difference]: Without dead ends: 363 [2024-11-14 04:45:32,601 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 464 GetRequests, 403 SyntacticMatches, 4 SemanticMatches, 57 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 548 ImplicationChecksByTransitivity, 121.3s TimeCoverageRelationStatistics Valid=466, Invalid=2310, Unknown=106, NotChecked=540, Total=3422 [2024-11-14 04:45:32,601 INFO L432 NwaCegarLoop]: 69 mSDtfsCounter, 536 mSDsluCounter, 756 mSDsCounter, 0 mSdLazyCounter, 1569 mSolverCounterSat, 44 mSolverCounterUnsat, 67 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 185.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 541 SdHoareTripleChecker+Valid, 825 SdHoareTripleChecker+Invalid, 1680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 1569 IncrementalHoareTripleChecker+Invalid, 67 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 201.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:45:32,602 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [541 Valid, 825 Invalid, 1680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 1569 Invalid, 67 Unknown, 0 Unchecked, 201.9s Time] [2024-11-14 04:45:32,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2024-11-14 04:45:32,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 250. [2024-11-14 04:45:32,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 213 states have (on average 1.2535211267605635) internal successors, (267), 213 states have internal predecessors, (267), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 04:45:32,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 331 transitions. [2024-11-14 04:45:32,651 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 331 transitions. Word has length 121 [2024-11-14 04:45:32,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:45:32,652 INFO L471 AbstractCegarLoop]: Abstraction has 250 states and 331 transitions. [2024-11-14 04:45:32,652 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 3.9523809523809526) internal successors, (83), 20 states have internal predecessors, (83), 4 states have call successors, (11), 4 states have call predecessors, (11), 5 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-14 04:45:32,652 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 331 transitions. [2024-11-14 04:45:32,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-14 04:45:32,654 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:45:32,654 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:45:32,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-14 04:45:32,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-11-14 04:45:33,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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)] Ended with exit code 0 [2024-11-14 04:45:33,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:45:33,259 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:45:33,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:45:33,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1978671200, now seen corresponding path program 1 times [2024-11-14 04:45:33,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:45:33,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [587549324] [2024-11-14 04:45:33,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:45:33,263 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 [2024-11-14 04:45:33,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:45:33,266 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:45:33,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 (22)] Waiting until timeout for monitored process [2024-11-14 04:45:33,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:45:33,958 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:45:33,960 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:45:34,326 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-14 04:45:34,326 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:45:34,326 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:45:34,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [587549324] [2024-11-14 04:45:34,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [587549324] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:45:34,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:45:34,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:45:34,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212279865] [2024-11-14 04:45:34,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:45:34,327 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:45:34,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:45:34,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:45:34,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:45:34,328 INFO L87 Difference]: Start difference. First operand 250 states and 331 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:45:34,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:45:34,762 INFO L93 Difference]: Finished difference Result 428 states and 568 transitions. [2024-11-14 04:45:34,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:45:34,763 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 121 [2024-11-14 04:45:34,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:45:34,766 INFO L225 Difference]: With dead ends: 428 [2024-11-14 04:45:34,766 INFO L226 Difference]: Without dead ends: 250 [2024-11-14 04:45:34,768 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:45:34,769 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 0 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:45:34,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 433 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-14 04:45:34,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2024-11-14 04:45:34,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 250. [2024-11-14 04:45:34,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 213 states have (on average 1.244131455399061) internal successors, (265), 213 states have internal predecessors, (265), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 04:45:34,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 329 transitions. [2024-11-14 04:45:34,819 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 329 transitions. Word has length 121 [2024-11-14 04:45:34,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:45:34,820 INFO L471 AbstractCegarLoop]: Abstraction has 250 states and 329 transitions. [2024-11-14 04:45:34,820 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-14 04:45:34,820 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 329 transitions. [2024-11-14 04:45:34,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-14 04:45:34,821 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:45:34,822 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:45:34,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 (22)] Forceful destruction successful, exit code 0 [2024-11-14 04:45:35,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:45:35,022 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:45:35,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:45:35,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1976281548, now seen corresponding path program 1 times [2024-11-14 04:45:35,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:45:35,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [996440400] [2024-11-14 04:45:35,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:45:35,024 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 [2024-11-14 04:45:35,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:45:35,029 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:45:35,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 (23)] Waiting until timeout for monitored process [2024-11-14 04:45:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:45:35,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 04:45:35,845 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:45:36,357 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:45:36,358 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:45:36,358 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:45:36,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [996440400] [2024-11-14 04:45:36,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [996440400] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:45:36,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:45:36,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:45:36,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063769403] [2024-11-14 04:45:36,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:45:36,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:45:36,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:45:36,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:45:36,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:45:36,360 INFO L87 Difference]: Start difference. First operand 250 states and 329 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-14 04:45:37,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:45:37,016 INFO L93 Difference]: Finished difference Result 401 states and 530 transitions. [2024-11-14 04:45:37,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:45:37,017 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 123 [2024-11-14 04:45:37,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:45:37,019 INFO L225 Difference]: With dead ends: 401 [2024-11-14 04:45:37,019 INFO L226 Difference]: Without dead ends: 253 [2024-11-14 04:45:37,020 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:45:37,021 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:45:37,022 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 567 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:45:37,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-11-14 04:45:37,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 253. [2024-11-14 04:45:37,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 216 states have (on average 1.2407407407407407) internal successors, (268), 216 states have internal predecessors, (268), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 04:45:37,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 332 transitions. [2024-11-14 04:45:37,071 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 332 transitions. Word has length 123 [2024-11-14 04:45:37,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:45:37,072 INFO L471 AbstractCegarLoop]: Abstraction has 253 states and 332 transitions. [2024-11-14 04:45:37,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-14 04:45:37,073 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 332 transitions. [2024-11-14 04:45:37,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-14 04:45:37,075 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:45:37,075 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:45:37,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 (23)] Ended with exit code 0 [2024-11-14 04:45:37,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:45:37,276 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:45:37,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:45:37,276 INFO L85 PathProgramCache]: Analyzing trace with hash -560288035, now seen corresponding path program 1 times [2024-11-14 04:45:37,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:45:37,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1513249924] [2024-11-14 04:45:37,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:45:37,277 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 [2024-11-14 04:45:37,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:45:37,279 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:45:37,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/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 (24)] Waiting until timeout for monitored process [2024-11-14 04:45:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:45:38,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-14 04:45:38,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:46:14,115 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 [2024-11-14 04:46:19,527 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 [2024-11-14 04:46:24,845 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 [2024-11-14 04:46:33,802 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 79 treesize of output 47 [2024-11-14 04:46:34,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 57 [2024-11-14 04:46:34,971 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 72 treesize of output 51 [2024-11-14 04:46:36,475 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 72 treesize of output 51 [2024-11-14 04:46:38,244 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 72 treesize of output 51 [2024-11-14 04:46:40,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 47 [2024-11-14 04:46:41,982 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-14 04:46:41,982 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:46:46,036 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_709 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_710 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base v_ArrVal_709) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_710))) (let ((.cse2 (let ((.cse3 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))))) (or (fp.eq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg .cse2)) (not (fp.lt .cse2 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32)))))))) is different from false [2024-11-14 04:47:06,260 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:47:06,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1513249924] [2024-11-14 04:47:06,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1513249924] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:47:06,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1067552321] [2024-11-14 04:47:06,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:47:06,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:47:06,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:47:06,263 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:47:06,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-14 04:47:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:47:11,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-14 04:47:11,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:47:51,932 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 15 treesize of output 1 [2024-11-14 04:48:03,806 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 57 treesize of output 42 [2024-11-14 04:48:12,365 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 57 treesize of output 42 [2024-11-14 04:48:25,547 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 104 treesize of output 60 [2024-11-14 04:48:27,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 70 [2024-11-14 04:48:31,323 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 136 treesize of output 97 [2024-11-14 04:48:40,429 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 97 treesize of output 70 [2024-11-14 04:48:44,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 71 [2024-11-14 04:49:20,044 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-14 04:49:20,044 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:49:20,573 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_754 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_754))) (let ((.cse2 (let ((.cse3 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))))) (or (fp.eq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg .cse2)) (not (fp.lt .cse2 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32)))))))) is different from false [2024-11-14 04:49:21,518 WARN L851 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_754 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_754))) (let ((.cse2 (let ((.cse3 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))))) (or (fp.eq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg .cse2)) (not (fp.lt .cse2 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32)))))))) (forall ((|ULTIMATE.start_step_#t~mem30#1| (_ FloatingPoint 11 53))) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode |c_ULTIMATE.start_step_#t~mem29#1|) |ULTIMATE.start_step_#t~mem30#1|)))) is different from false [2024-11-14 04:49:22,774 WARN L851 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_754 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_754))) (let ((.cse2 (let ((.cse3 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))))) (or (fp.eq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg .cse2)) (not (fp.lt .cse2 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32)))))))) (forall ((|ULTIMATE.start_step_#t~mem30#1| (_ FloatingPoint 11 53))) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode (let ((.cse4 (select (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4)))) |ULTIMATE.start_step_#t~mem30#1|)))) is different from false [2024-11-14 04:49:36,315 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_750 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_751 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_752 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_753 (Array (_ BitVec 32) (_ BitVec 32))) (|ULTIMATE.start_step_#t~mem30#1| (_ FloatingPoint 11 53)) (v_ArrVal_754 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse7 (store (store (store |c_#memory_int| c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base v_ArrVal_751) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base v_ArrVal_752) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_750))) (let ((.cse4 (store .cse7 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base v_ArrVal_753))) (let ((.cse2 (store .cse4 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_754))) (let ((.cse0 (let ((.cse8 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8))))) (or (not (fp.lt .cse0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32)))) (fp.eq (let ((.cse1 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (fp.neg .cse0)) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode (let ((.cse3 (select (select .cse4 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)))) |ULTIMATE.start_step_#t~mem30#1|)) (not (let ((.cse5 (let ((.cse6 (select (select .cse7 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))))) (fp.leq .cse5 .cse5))))))))) is different from false [2024-11-14 04:49:37,945 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_750 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_751 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_752 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_753 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_210| (_ BitVec 32)) (|ULTIMATE.start_step_#t~mem30#1| (_ FloatingPoint 11 53)) (v_ArrVal_754 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse3 (store (store (store (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base (store (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset |v_skolemized_q#valueAsBitvector_210|)) c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base v_ArrVal_751) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base v_ArrVal_752) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_750))) (let ((.cse5 (store .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base v_ArrVal_753))) (let ((.cse7 (store .cse5 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_754))) (let ((.cse0 (let ((.cse8 (select (select .cse7 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8))))) (or (not (fp.lt .cse0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32)))) (not (let ((.cse1 (let ((.cse2 (select (select .cse3 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))) (fp.leq .cse1 .cse1))) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_210|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_210|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_210|)) |c_ULTIMATE.start_step_#t~ite12#1|)) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode (let ((.cse4 (select (select .cse5 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4)))) |ULTIMATE.start_step_#t~mem30#1|)) (fp.eq (let ((.cse6 (select (select .cse7 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))) (fp.neg .cse0)))))))) is different from false [2024-11-14 04:50:12,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1067552321] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:50:12,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [201702104] [2024-11-14 04:50:12,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:50:12,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:50:12,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:50:12,497 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:50:12,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83da6622-b543-46e8-aba0-1d7249a54fd2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-11-14 04:50:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:50:15,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-14 04:50:15,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:50:59,737 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 15 treesize of output 1 [2024-11-14 04:51:05,767 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 57 treesize of output 42 [2024-11-14 04:51:12,929 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 57 treesize of output 42 [2024-11-14 04:51:22,105 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 104 treesize of output 60 [2024-11-14 04:51:22,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 70 [2024-11-14 04:51:23,319 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 97 treesize of output 70 [2024-11-14 04:51:25,091 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 97 treesize of output 70 [2024-11-14 04:51:25,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 71