./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-16.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_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 33b7d40c77577ffb4abeb2090b4d004e9e4d85bd6a4ed6bfaf1fe66a7abc000f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:55:20,315 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:55:20,415 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:55:20,426 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:55:20,426 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:55:20,457 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:55:20,458 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:55:20,459 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:55:20,459 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:55:20,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:55:20,460 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:55:20,460 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:55:20,460 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:55:20,460 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:55:20,461 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:55:20,461 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:55:20,461 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:55:20,461 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:55:20,461 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:55:20,461 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:55:20,462 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:55:20,462 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:55:20,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:55:20,462 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:55:20,462 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:55:20,462 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:55:20,462 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:55:20,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:55:20,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:55:20,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:55:20,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:55:20,463 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:55:20,463 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:55:20,463 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:55:20,464 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:55:20,464 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:55:20,464 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:55:20,464 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:55:20,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:55:20,464 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:55:20,464 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:55:20,464 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:55:20,464 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:55:20,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:55:20,465 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:55:20,465 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:55:20,465 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:55:20,465 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_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 -> 33b7d40c77577ffb4abeb2090b4d004e9e4d85bd6a4ed6bfaf1fe66a7abc000f [2024-11-14 03:55:20,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:55:20,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:55:20,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:55:20,796 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:55:20,797 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:55:20,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-16.i Unable to find full path for "g++" [2024-11-14 03:55:22,851 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:55:23,139 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:55:23,140 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-16.i [2024-11-14 03:55:23,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/data/174d9a892/788173cb5b3a4289bea30a9091ee7cbe/FLAGdc993d04f [2024-11-14 03:55:23,174 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/data/174d9a892/788173cb5b3a4289bea30a9091ee7cbe [2024-11-14 03:55:23,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:55:23,181 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:55:23,183 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:55:23,184 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:55:23,190 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:55:23,191 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:55:23" (1/1) ... [2024-11-14 03:55:23,193 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c784af1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23, skipping insertion in model container [2024-11-14 03:55:23,193 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:55:23" (1/1) ... [2024-11-14 03:55:23,222 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:55:23,432 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_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-16.i[917,930] [2024-11-14 03:55:23,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:55:23,520 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:55:23,534 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_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-16.i[917,930] [2024-11-14 03:55:23,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:55:23,605 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:55:23,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23 WrapperNode [2024-11-14 03:55:23,606 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:55:23,607 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:55:23,607 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:55:23,607 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:55:23,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23" (1/1) ... [2024-11-14 03:55:23,629 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23" (1/1) ... [2024-11-14 03:55:23,674 INFO L138 Inliner]: procedures = 30, calls = 157, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 477 [2024-11-14 03:55:23,674 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:55:23,675 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:55:23,675 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:55:23,675 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:55:23,687 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23" (1/1) ... [2024-11-14 03:55:23,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23" (1/1) ... [2024-11-14 03:55:23,698 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23" (1/1) ... [2024-11-14 03:55:23,702 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23" (1/1) ... [2024-11-14 03:55:23,728 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23" (1/1) ... [2024-11-14 03:55:23,733 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23" (1/1) ... [2024-11-14 03:55:23,736 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23" (1/1) ... [2024-11-14 03:55:23,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23" (1/1) ... [2024-11-14 03:55:23,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:55:23,744 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:55:23,744 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:55:23,744 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:55:23,745 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23" (1/1) ... [2024-11-14 03:55:23,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:55:23,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:55:23,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:55:23,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:55:23,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:55:23,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-14 03:55:23,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 03:55:23,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-14 03:55:23,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 03:55:23,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-14 03:55:23,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 03:55:23,835 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:55:23,836 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:55:23,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:55:23,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:55:23,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:55:24,067 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:55:24,070 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:55:24,879 INFO L? ?]: Removed 105 outVars from TransFormulas that were not future-live. [2024-11-14 03:55:24,880 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:55:25,502 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:55:25,505 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:55:25,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:55:25 BoogieIcfgContainer [2024-11-14 03:55:25,505 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:55:25,508 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:55:25,509 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:55:25,514 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:55:25,515 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:55:23" (1/3) ... [2024-11-14 03:55:25,516 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a175dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:55:25, skipping insertion in model container [2024-11-14 03:55:25,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:23" (2/3) ... [2024-11-14 03:55:25,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a175dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:55:25, skipping insertion in model container [2024-11-14 03:55:25,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:55:25" (3/3) ... [2024-11-14 03:55:25,519 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-16.i [2024-11-14 03:55:25,540 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:55:25,544 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-16.i that has 2 procedures, 51 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:55:25,696 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:55:25,716 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;@6351a942, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:55:25,717 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:55:25,722 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-14 03:55:25,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-14 03:55:25,736 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:55:25,737 INFO L215 NwaCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:55:25,737 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:55:25,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:55:25,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1387366222, now seen corresponding path program 1 times [2024-11-14 03:55:25,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:55:25,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223786352] [2024-11-14 03:55:25,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:55:25,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:55:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:55:28,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1150417373] [2024-11-14 03:55:28,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:55:28,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:55:28,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:55:28,441 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:55:28,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:55:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:55:31,006 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:55:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:55:32,799 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:55:32,802 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:55:32,804 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:55:32,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 03:55:33,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 03:55:33,012 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:55:33,197 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:55:33,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:55:33 BoogieIcfgContainer [2024-11-14 03:55:33,203 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:55:33,204 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:55:33,204 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:55:33,204 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:55:33,205 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:55:25" (3/4) ... [2024-11-14 03:55:33,208 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:55:33,209 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:55:33,214 INFO L158 Benchmark]: Toolchain (without parser) took 10032.28ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 92.1MB in the beginning and 66.4MB in the end (delta: 25.7MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. [2024-11-14 03:55:33,214 INFO L158 Benchmark]: CDTParser took 2.07ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:55:33,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.20ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 76.4MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:55:33,215 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.44ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 73.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:55:33,216 INFO L158 Benchmark]: Boogie Preprocessor took 68.04ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 70.7MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:55:33,216 INFO L158 Benchmark]: RCFGBuilder took 1761.19ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 36.7MB in the end (delta: 34.1MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2024-11-14 03:55:33,216 INFO L158 Benchmark]: TraceAbstraction took 7694.41ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 36.1MB in the beginning and 66.4MB in the end (delta: -30.3MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2024-11-14 03:55:33,217 INFO L158 Benchmark]: Witness Printer took 6.38ms. Allocated memory is still 176.2MB. Free memory was 66.4MB in the beginning and 66.4MB in the end (delta: 14.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:55:33,223 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.07ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.20ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 76.4MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.44ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 73.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.04ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 70.7MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1761.19ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 36.7MB in the end (delta: 34.1MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * TraceAbstraction took 7694.41ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 36.1MB in the beginning and 66.4MB in the end (delta: -30.3MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Witness Printer took 6.38ms. Allocated memory is still 176.2MB. Free memory was 66.4MB in the beginning and 66.4MB in the end (delta: 14.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 118, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 78. Possible FailurePath: [L38] unsigned char isInitial = 0; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 1, 4, 256, 0, 1, 1000000.8, 3.8, 25, 2.75, 0, 32, 2, 2, -32 }; [L55] unsigned char* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L56] signed short int* WrapperStruct00_var_1_3_Pointer = &(WrapperStruct00.var_1_3); [L57] signed short int* WrapperStruct00_var_1_4_Pointer = &(WrapperStruct00.var_1_4); [L58] unsigned char* WrapperStruct00_var_1_5_Pointer = &(WrapperStruct00.var_1_5); [L59] unsigned char* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L60] float* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L61] float* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L62] signed char* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L63] float* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L64] signed char* WrapperStruct00_var_1_11_Pointer = &(WrapperStruct00.var_1_11); [L65] signed char* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L66] signed char* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L67] signed char* WrapperStruct00_var_1_14_Pointer = &(WrapperStruct00.var_1_14); [L68] signed short int* WrapperStruct00_var_1_15_Pointer = &(WrapperStruct00.var_1_15); [L69] signed char last_1_WrapperStruct00_var_1_9 = 25; [L140] isInitial = 1 [L141] FCALL initially() [L142] COND TRUE 1 [L143] CALL updateLastVariables() [L133] EXPR WrapperStruct00.var_1_9 [L133] last_1_WrapperStruct00_var_1_9 = WrapperStruct00.var_1_9 [L143] RET updateLastVariables() [L144] CALL updateVariables() [L100] WrapperStruct00.var_1_3 = __VERIFIER_nondet_short() [L101] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L101] CALL assume_abort_if_not(WrapperStruct00.var_1_3 >= -32768) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(WrapperStruct00.var_1_3 >= -32768) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L102] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L102] CALL assume_abort_if_not(WrapperStruct00.var_1_3 <= 32767) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(WrapperStruct00.var_1_3 <= 32767) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L103] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_3 != 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(WrapperStruct00.var_1_3 != 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L104] WrapperStruct00.var_1_4 = __VERIFIER_nondet_short() [L105] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= -32768) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= -32768) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L106] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L106] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 32767) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 32767) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L107] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_4 != 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(WrapperStruct00.var_1_4 != 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L108] WrapperStruct00.var_1_5 = __VERIFIER_nondet_uchar() [L109] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L109] CALL assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L110] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_5 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(WrapperStruct00.var_1_5 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L111] WrapperStruct00.var_1_6 = __VERIFIER_nondet_uchar() [L112] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L112] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L113] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L113] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L114] WrapperStruct00.var_1_8 = __VERIFIER_nondet_float() [L115] EXPR WrapperStruct00.var_1_8 [L115] EXPR WrapperStruct00.var_1_8 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L115] EXPR WrapperStruct00.var_1_8 [L115] EXPR WrapperStruct00.var_1_8 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L115] EXPR (WrapperStruct00.var_1_8 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L115] CALL assume_abort_if_not((WrapperStruct00.var_1_8 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not((WrapperStruct00.var_1_8 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L116] WrapperStruct00.var_1_10 = __VERIFIER_nondet_float() [L117] EXPR WrapperStruct00.var_1_10 [L117] EXPR WrapperStruct00.var_1_10 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F [L117] EXPR WrapperStruct00.var_1_10 [L117] EXPR WrapperStruct00.var_1_10 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F [L117] EXPR (WrapperStruct00.var_1_10 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L117] CALL assume_abort_if_not((WrapperStruct00.var_1_10 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not((WrapperStruct00.var_1_10 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L118] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L118] CALL assume_abort_if_not(WrapperStruct00.var_1_10 != 0.0F) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(WrapperStruct00.var_1_10 != 0.0F) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L119] WrapperStruct00.var_1_11 = __VERIFIER_nondet_char() [L120] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L120] CALL assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L121] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L121] CALL assume_abort_if_not(WrapperStruct00.var_1_11 <= 63) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(WrapperStruct00.var_1_11 <= 63) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L122] WrapperStruct00.var_1_12 = __VERIFIER_nondet_char() [L123] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L123] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= 31) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= 31) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L124] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L124] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 63) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 63) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L125] WrapperStruct00.var_1_13 = __VERIFIER_nondet_char() [L126] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L126] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L127] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L127] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 31) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 31) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L128] WrapperStruct00.var_1_14 = __VERIFIER_nondet_char() [L129] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L129] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L130] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L130] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L144] RET updateVariables() [L145] CALL step() [L73] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L73] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L73] EXPR (((*(WrapperStruct00_var_1_3_Pointer))) > ((*(WrapperStruct00_var_1_4_Pointer)))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : ((*(WrapperStruct00_var_1_4_Pointer))) [L73] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L73] EXPR (((*(WrapperStruct00_var_1_3_Pointer))) > ((*(WrapperStruct00_var_1_4_Pointer)))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : ((*(WrapperStruct00_var_1_4_Pointer))) [L73] COND FALSE !((last_1_WrapperStruct00_var_1_9 % (((((*(WrapperStruct00_var_1_3_Pointer))) > ((*(WrapperStruct00_var_1_4_Pointer)))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : ((*(WrapperStruct00_var_1_4_Pointer)))))) <= -1000000) [L76] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L76] (*(WrapperStruct00_var_1_7_Pointer)) = (*(WrapperStruct00_var_1_8_Pointer)) [L77] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L77] signed char stepLocal_2 = (*(WrapperStruct00_var_1_11_Pointer)); [L78] EXPR \read(*WrapperStruct00_var_1_10_Pointer) [L78] unsigned char stepLocal_1 = 99999.375 <= (*(WrapperStruct00_var_1_10_Pointer)); [L79] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L79] COND TRUE (*(WrapperStruct00_var_1_13_Pointer)) <= stepLocal_2 [L80] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L80] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L80] COND FALSE !(((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_7_Pointer))) && stepLocal_1) [L86] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L86] unsigned char stepLocal_0 = (*(WrapperStruct00_var_1_6_Pointer)); [L87] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L87] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L87] EXPR \read(*WrapperStruct00_var_1_10_Pointer) [L87] COND TRUE (*(WrapperStruct00_var_1_8_Pointer)) < ((*(WrapperStruct00_var_1_7_Pointer)) / (*(WrapperStruct00_var_1_10_Pointer))) [L88] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L88] COND TRUE (*(WrapperStruct00_var_1_1_Pointer)) || stepLocal_0 [L89] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L89] EXPR (((*(WrapperStruct00_var_1_11_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (5) [L89] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L89] EXPR (((*(WrapperStruct00_var_1_11_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (5) [L89] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L89] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L89] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L89] (*(WrapperStruct00_var_1_9_Pointer)) = (((((((*(WrapperStruct00_var_1_11_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (5))) + ((*(WrapperStruct00_var_1_12_Pointer)) - (*(WrapperStruct00_var_1_13_Pointer)))) - (*(WrapperStruct00_var_1_14_Pointer))) [L145] RET step() [L146] CALL, EXPR property() [L136] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L136] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L136] EXPR (((*(WrapperStruct00_var_1_3_Pointer))) > ((*(WrapperStruct00_var_1_4_Pointer)))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : ((*(WrapperStruct00_var_1_4_Pointer))) [L136] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L136] EXPR (((*(WrapperStruct00_var_1_3_Pointer))) > ((*(WrapperStruct00_var_1_4_Pointer)))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : ((*(WrapperStruct00_var_1_4_Pointer))) [L136] EXPR ((last_1_WrapperStruct00_var_1_9 % (((((*(WrapperStruct00_var_1_3_Pointer))) > ((*(WrapperStruct00_var_1_4_Pointer)))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : ((*(WrapperStruct00_var_1_4_Pointer)))))) <= -1000000) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_5_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))))) : 1 [L136] EXPR (((last_1_WrapperStruct00_var_1_9 % (((((*(WrapperStruct00_var_1_3_Pointer))) > ((*(WrapperStruct00_var_1_4_Pointer)))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : ((*(WrapperStruct00_var_1_4_Pointer)))))) <= -1000000) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_5_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (*(WrapperStruct00_var_1_8_Pointer)))) [L136] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L136] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L136] EXPR (((last_1_WrapperStruct00_var_1_9 % (((((*(WrapperStruct00_var_1_3_Pointer))) > ((*(WrapperStruct00_var_1_4_Pointer)))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : ((*(WrapperStruct00_var_1_4_Pointer)))))) <= -1000000) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_5_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (*(WrapperStruct00_var_1_8_Pointer)))) [L136] EXPR ((((last_1_WrapperStruct00_var_1_9 % (((((*(WrapperStruct00_var_1_3_Pointer))) > ((*(WrapperStruct00_var_1_4_Pointer)))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : ((*(WrapperStruct00_var_1_4_Pointer)))))) <= -1000000) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_5_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (*(WrapperStruct00_var_1_8_Pointer))))) && (((*(WrapperStruct00_var_1_8_Pointer)) < ((*(WrapperStruct00_var_1_7_Pointer)) / (*(WrapperStruct00_var_1_10_Pointer)))) ? (((*(WrapperStruct00_var_1_1_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (((((((*(WrapperStruct00_var_1_11_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (5))) + ((*(WrapperStruct00_var_1_12_Pointer)) - (*(WrapperStruct00_var_1_13_Pointer)))) - (*(WrapperStruct00_var_1_14_Pointer))))) : (((*(WrapperStruct00_var_1_10_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_11_Pointer)))) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_12_Pointer)))))) : 1) [L136] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L136] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L136] EXPR \read(*WrapperStruct00_var_1_10_Pointer) [L136] EXPR ((*(WrapperStruct00_var_1_8_Pointer)) < ((*(WrapperStruct00_var_1_7_Pointer)) / (*(WrapperStruct00_var_1_10_Pointer)))) ? (((*(WrapperStruct00_var_1_1_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (((((((*(WrapperStruct00_var_1_11_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (5))) + ((*(WrapperStruct00_var_1_12_Pointer)) - (*(WrapperStruct00_var_1_13_Pointer)))) - (*(WrapperStruct00_var_1_14_Pointer))))) : (((*(WrapperStruct00_var_1_10_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_11_Pointer)))) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_12_Pointer)))))) : 1 [L136] EXPR ((((last_1_WrapperStruct00_var_1_9 % (((((*(WrapperStruct00_var_1_3_Pointer))) > ((*(WrapperStruct00_var_1_4_Pointer)))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : ((*(WrapperStruct00_var_1_4_Pointer)))))) <= -1000000) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_5_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (*(WrapperStruct00_var_1_8_Pointer))))) && (((*(WrapperStruct00_var_1_8_Pointer)) < ((*(WrapperStruct00_var_1_7_Pointer)) / (*(WrapperStruct00_var_1_10_Pointer)))) ? (((*(WrapperStruct00_var_1_1_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (((((((*(WrapperStruct00_var_1_11_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (5))) + ((*(WrapperStruct00_var_1_12_Pointer)) - (*(WrapperStruct00_var_1_13_Pointer)))) - (*(WrapperStruct00_var_1_14_Pointer))))) : (((*(WrapperStruct00_var_1_10_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_11_Pointer)))) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_12_Pointer)))))) : 1) [L136] EXPR (((((last_1_WrapperStruct00_var_1_9 % (((((*(WrapperStruct00_var_1_3_Pointer))) > ((*(WrapperStruct00_var_1_4_Pointer)))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : ((*(WrapperStruct00_var_1_4_Pointer)))))) <= -1000000) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_5_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (*(WrapperStruct00_var_1_8_Pointer))))) && (((*(WrapperStruct00_var_1_8_Pointer)) < ((*(WrapperStruct00_var_1_7_Pointer)) / (*(WrapperStruct00_var_1_10_Pointer)))) ? (((*(WrapperStruct00_var_1_1_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (((((((*(WrapperStruct00_var_1_11_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (5))) + ((*(WrapperStruct00_var_1_12_Pointer)) - (*(WrapperStruct00_var_1_13_Pointer)))) - (*(WrapperStruct00_var_1_14_Pointer))))) : (((*(WrapperStruct00_var_1_10_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_11_Pointer)))) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_12_Pointer)))))) : 1)) && (((*(WrapperStruct00_var_1_13_Pointer)) <= (*(WrapperStruct00_var_1_11_Pointer))) ? ((((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_7_Pointer))) && (99999.375 <= (*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_13_Pointer)) + (*(WrapperStruct00_var_1_14_Pointer))))) : 1) : ((*(WrapperStruct00_var_1_15_Pointer)) == ((signed short int) -25))) [L136] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L136] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L136] EXPR ((*(WrapperStruct00_var_1_13_Pointer)) <= (*(WrapperStruct00_var_1_11_Pointer))) ? ((((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_7_Pointer))) && (99999.375 <= (*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_13_Pointer)) + (*(WrapperStruct00_var_1_14_Pointer))))) : 1) : ((*(WrapperStruct00_var_1_15_Pointer)) == ((signed short int) -25)) [L136] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L136] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L136] EXPR ((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_7_Pointer))) && (99999.375 <= (*(WrapperStruct00_var_1_10_Pointer))) [L136] EXPR \read(*WrapperStruct00_var_1_10_Pointer) [L136] EXPR ((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_7_Pointer))) && (99999.375 <= (*(WrapperStruct00_var_1_10_Pointer))) [L136] EXPR (((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_7_Pointer))) && (99999.375 <= (*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_13_Pointer)) + (*(WrapperStruct00_var_1_14_Pointer))))) : 1 [L136] EXPR \read(*WrapperStruct00_var_1_15_Pointer) [L136] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L136] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L136] EXPR (((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_7_Pointer))) && (99999.375 <= (*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_13_Pointer)) + (*(WrapperStruct00_var_1_14_Pointer))))) : 1 [L136] EXPR ((*(WrapperStruct00_var_1_13_Pointer)) <= (*(WrapperStruct00_var_1_11_Pointer))) ? ((((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_7_Pointer))) && (99999.375 <= (*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_13_Pointer)) + (*(WrapperStruct00_var_1_14_Pointer))))) : 1) : ((*(WrapperStruct00_var_1_15_Pointer)) == ((signed short int) -25)) [L136] EXPR (((((last_1_WrapperStruct00_var_1_9 % (((((*(WrapperStruct00_var_1_3_Pointer))) > ((*(WrapperStruct00_var_1_4_Pointer)))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : ((*(WrapperStruct00_var_1_4_Pointer)))))) <= -1000000) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_5_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (*(WrapperStruct00_var_1_8_Pointer))))) && (((*(WrapperStruct00_var_1_8_Pointer)) < ((*(WrapperStruct00_var_1_7_Pointer)) / (*(WrapperStruct00_var_1_10_Pointer)))) ? (((*(WrapperStruct00_var_1_1_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (((((((*(WrapperStruct00_var_1_11_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (5))) + ((*(WrapperStruct00_var_1_12_Pointer)) - (*(WrapperStruct00_var_1_13_Pointer)))) - (*(WrapperStruct00_var_1_14_Pointer))))) : (((*(WrapperStruct00_var_1_10_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_11_Pointer)))) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_12_Pointer)))))) : 1)) && (((*(WrapperStruct00_var_1_13_Pointer)) <= (*(WrapperStruct00_var_1_11_Pointer))) ? ((((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_7_Pointer))) && (99999.375 <= (*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_13_Pointer)) + (*(WrapperStruct00_var_1_14_Pointer))))) : 1) : ((*(WrapperStruct00_var_1_15_Pointer)) == ((signed short int) -25))) [L136-L137] return (((((last_1_WrapperStruct00_var_1_9 % (((((*(WrapperStruct00_var_1_3_Pointer))) > ((*(WrapperStruct00_var_1_4_Pointer)))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : ((*(WrapperStruct00_var_1_4_Pointer)))))) <= -1000000) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_5_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (*(WrapperStruct00_var_1_8_Pointer))))) && (((*(WrapperStruct00_var_1_8_Pointer)) < ((*(WrapperStruct00_var_1_7_Pointer)) / (*(WrapperStruct00_var_1_10_Pointer)))) ? (((*(WrapperStruct00_var_1_1_Pointer)) || (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (((((((*(WrapperStruct00_var_1_11_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (5))) + ((*(WrapperStruct00_var_1_12_Pointer)) - (*(WrapperStruct00_var_1_13_Pointer)))) - (*(WrapperStruct00_var_1_14_Pointer))))) : (((*(WrapperStruct00_var_1_10_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_11_Pointer)))) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_12_Pointer)))))) : 1)) && (((*(WrapperStruct00_var_1_13_Pointer)) <= (*(WrapperStruct00_var_1_11_Pointer))) ? ((((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_7_Pointer))) && (99999.375 <= (*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_13_Pointer)) + (*(WrapperStruct00_var_1_14_Pointer))))) : 1) : ((*(WrapperStruct00_var_1_15_Pointer)) == ((signed short int) -25))) ; [L146] RET, EXPR property() [L146] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:16}, WrapperStruct00_var_1_11_Pointer={4:20}, WrapperStruct00_var_1_12_Pointer={4:21}, WrapperStruct00_var_1_13_Pointer={4:22}, WrapperStruct00_var_1_14_Pointer={4:23}, WrapperStruct00_var_1_15_Pointer={4:24}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:3}, WrapperStruct00_var_1_5_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:6}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_9=25] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.3s, OverallIterations: 1, TraceHistogramMax: 21, 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=51occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 4.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 176 NumberOfCodeBlocks, 176 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:55:33,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 33b7d40c77577ffb4abeb2090b4d004e9e4d85bd6a4ed6bfaf1fe66a7abc000f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:55:36,520 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:55:36,602 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:55:36,608 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:55:36,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:55:36,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:55:36,684 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:55:36,684 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:55:36,685 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:55:36,685 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:55:36,685 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:55:36,685 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:55:36,686 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:55:36,686 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:55:36,686 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:55:36,686 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:55:36,687 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:55:36,687 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:55:36,687 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:55:36,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:55:36,687 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:55:36,687 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:55:36,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:55:36,688 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:55:36,688 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:55:36,688 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:55:36,688 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:55:36,688 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:55:36,688 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:55:36,688 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:55:36,688 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:55:36,689 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:55:36,689 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:55:36,689 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:55:36,701 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:55:36,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:55:36,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:55:36,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:55:36,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:55:36,702 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:55:36,702 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:55:36,702 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:55:36,702 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:55:36,703 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_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 -> 33b7d40c77577ffb4abeb2090b4d004e9e4d85bd6a4ed6bfaf1fe66a7abc000f [2024-11-14 03:55:37,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:55:37,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:55:37,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:55:37,128 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:55:37,129 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:55:37,130 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-16.i Unable to find full path for "g++" [2024-11-14 03:55:39,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:55:39,893 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:55:39,898 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-16.i [2024-11-14 03:55:39,919 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/data/a918de3d4/d4fe71bbcc2244cfaeb73243f3eac9cf/FLAGfcfe78b9d [2024-11-14 03:55:39,996 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/data/a918de3d4/d4fe71bbcc2244cfaeb73243f3eac9cf [2024-11-14 03:55:39,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:55:40,002 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:55:40,005 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:55:40,006 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:55:40,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:55:40,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:55:39" (1/1) ... [2024-11-14 03:55:40,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18eb0bcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40, skipping insertion in model container [2024-11-14 03:55:40,015 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:55:39" (1/1) ... [2024-11-14 03:55:40,046 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:55:40,283 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_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-16.i[917,930] [2024-11-14 03:55:40,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:55:40,413 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:55:40,437 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_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-16.i[917,930] [2024-11-14 03:55:40,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:55:40,539 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:55:40,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40 WrapperNode [2024-11-14 03:55:40,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:55:40,541 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:55:40,541 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:55:40,541 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:55:40,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40" (1/1) ... [2024-11-14 03:55:40,563 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40" (1/1) ... [2024-11-14 03:55:40,630 INFO L138 Inliner]: procedures = 34, calls = 157, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 470 [2024-11-14 03:55:40,630 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:55:40,631 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:55:40,631 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:55:40,631 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:55:40,639 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40" (1/1) ... [2024-11-14 03:55:40,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40" (1/1) ... [2024-11-14 03:55:40,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40" (1/1) ... [2024-11-14 03:55:40,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40" (1/1) ... [2024-11-14 03:55:40,676 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40" (1/1) ... [2024-11-14 03:55:40,681 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40" (1/1) ... [2024-11-14 03:55:40,689 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40" (1/1) ... [2024-11-14 03:55:40,691 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40" (1/1) ... [2024-11-14 03:55:40,701 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:55:40,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:55:40,703 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:55:40,704 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:55:40,705 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40" (1/1) ... [2024-11-14 03:55:40,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:55:40,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:55:40,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:55:40,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:55:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:55:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-14 03:55:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:55:40,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-14 03:55:40,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-14 03:55:40,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-14 03:55:40,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-14 03:55:40,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-14 03:55:40,788 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:55:40,789 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:55:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-14 03:55:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:55:40,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:55:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-14 03:55:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-14 03:55:40,931 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:55:40,933 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:55:45,455 INFO L? ?]: Removed 99 outVars from TransFormulas that were not future-live. [2024-11-14 03:55:45,455 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:55:45,471 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:55:45,471 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:55:45,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:55:45 BoogieIcfgContainer [2024-11-14 03:55:45,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:55:45,475 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:55:45,475 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:55:45,480 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:55:45,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:55:39" (1/3) ... [2024-11-14 03:55:45,481 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@705fff8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:55:45, skipping insertion in model container [2024-11-14 03:55:45,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:40" (2/3) ... [2024-11-14 03:55:45,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@705fff8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:55:45, skipping insertion in model container [2024-11-14 03:55:45,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:55:45" (3/3) ... [2024-11-14 03:55:45,484 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-16.i [2024-11-14 03:55:45,503 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:55:45,507 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-16.i that has 2 procedures, 110 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:55:45,599 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:55:45,618 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;@3cefe28c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:55:45,620 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:55:45,625 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 86 states have (on average 1.3953488372093024) internal successors, (120), 87 states have internal predecessors, (120), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-14 03:55:45,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-14 03:55:45,648 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:55:45,649 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:55:45,651 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:55:45,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:55:45,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1138202033, now seen corresponding path program 1 times [2024-11-14 03:55:45,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:55:45,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1309220447] [2024-11-14 03:55:45,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:55:45,677 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 03:55:45,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:55:45,680 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 03:55:45,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 03:55:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:55:46,550 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:55:46,560 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:55:46,633 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-14 03:55:46,634 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:55:46,634 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:55:46,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1309220447] [2024-11-14 03:55:46,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1309220447] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:55:46,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:55:46,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:55:46,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320887764] [2024-11-14 03:55:46,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:55:46,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:55:46,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:55:46,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:55:46,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:55:46,676 INFO L87 Difference]: Start difference. First operand has 110 states, 86 states have (on average 1.3953488372093024) internal successors, (120), 87 states have internal predecessors, (120), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-14 03:55:46,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:55:46,732 INFO L93 Difference]: Finished difference Result 209 states and 333 transitions. [2024-11-14 03:55:46,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:55:46,735 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 157 [2024-11-14 03:55:46,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:55:46,742 INFO L225 Difference]: With dead ends: 209 [2024-11-14 03:55:46,743 INFO L226 Difference]: Without dead ends: 102 [2024-11-14 03:55:46,747 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 156 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 03:55:46,751 INFO L432 NwaCegarLoop]: 147 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, 147 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 03:55:46,752 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:55:46,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2024-11-14 03:55:46,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2024-11-14 03:55:46,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 79 states have (on average 1.3291139240506329) internal successors, (105), 79 states have internal predecessors, (105), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-14 03:55:46,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 147 transitions. [2024-11-14 03:55:46,825 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 147 transitions. Word has length 157 [2024-11-14 03:55:46,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:55:46,826 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 147 transitions. [2024-11-14 03:55:46,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-14 03:55:46,827 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 147 transitions. [2024-11-14 03:55:46,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-14 03:55:46,833 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:55:46,834 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:55:46,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 03:55:47,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 03:55:47,035 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:55:47,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:55:47,036 INFO L85 PathProgramCache]: Analyzing trace with hash 941307403, now seen corresponding path program 1 times [2024-11-14 03:55:47,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:55:47,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [521826843] [2024-11-14 03:55:47,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:55:47,037 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 03:55:47,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:55:47,039 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 03:55:47,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 03:55:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:55:48,081 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-14 03:55:48,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:55:53,351 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 03:55:55,085 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 64 treesize of output 32 [2024-11-14 03:55:56,367 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 64 treesize of output 32 [2024-11-14 03:55:57,549 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 61 treesize of output 40 [2024-11-14 03:55:59,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 51 [2024-11-14 03:56:00,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 54 [2024-11-14 03:56:01,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 81 [2024-11-14 03:56:02,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 84 [2024-11-14 03:56:02,893 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 03:56:02,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 197 treesize of output 89 [2024-11-14 03:56:03,076 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 96 proven. 512 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-11-14 03:56:03,076 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:56:04,814 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:56:04,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [521826843] [2024-11-14 03:56:04,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [521826843] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:56:04,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1566719555] [2024-11-14 03:56:04,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:56:04,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:56:04,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:56:04,822 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:56:04,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 03:56:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:56:08,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-14 03:56:08,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:56:13,350 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 03:56:15,390 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 64 treesize of output 32 [2024-11-14 03:56:19,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 71 [2024-11-14 03:56:21,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 82 [2024-11-14 03:56:24,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 93 [2024-11-14 03:56:27,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 96 [2024-11-14 03:56:29,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 123 [2024-11-14 03:56:30,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 126 [2024-11-14 03:56:32,710 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 488 proven. 152 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-14 03:56:32,711 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:58:24,087 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_27| (_ BitVec 32))) (let ((.cse3 (let ((.cse7 (store |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base (store (select |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset |v_skolemized_q#valueAsBitvector_27|)))) (store .cse7 c_~WrapperStruct00_var_1_15_Pointer~0.base (store (select .cse7 c_~WrapperStruct00_var_1_15_Pointer~0.base) c_~WrapperStruct00_var_1_15_Pointer~0.offset ((_ sign_extend 16) (_ bv65511 16))))))) (let ((.cse1 (let ((.cse6 (select (select .cse3 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6)))) (.cse0 (let ((.cse5 (select (select .cse3 c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (or (fp.lt .cse0 (fp.div c_currentRoundingMode .cse1 (let ((.cse2 (select (select .cse3 c_~WrapperStruct00_var_1_10_Pointer~0.base) c_~WrapperStruct00_var_1_10_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))) (fp.eq .cse1 .cse0) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_27|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_27|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_27|)) (let ((.cse4 (select (select |c_#memory_int| c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))))))))) is different from false [2024-11-14 03:58:37,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1566719555] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:58:37,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1950226011] [2024-11-14 03:58:37,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:37,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:58:37,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:58:37,136 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:58:37,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 03:58:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:37,843 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-14 03:58:37,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:58:43,212 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 03:58:44,164 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 64 treesize of output 32 [2024-11-14 03:58:45,786 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 61 treesize of output 40 [2024-11-14 03:58:50,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 43 [2024-11-14 03:58:52,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 43 [2024-11-14 03:58:53,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 51 [2024-11-14 03:58:58,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 81 [2024-11-14 03:58:59,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 84 [2024-11-14 03:59:00,430 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 03:59:00,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 197 treesize of output 89 [2024-11-14 03:59:00,487 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 72 proven. 512 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-14 03:59:00,487 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:59:01,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1950226011] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:59:01,992 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 03:59:01,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 17, 12] total 33 [2024-11-14 03:59:01,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676969463] [2024-11-14 03:59:01,993 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 03:59:01,994 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-14 03:59:01,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:59:01,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-14 03:59:01,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=205, Invalid=1353, Unknown=6, NotChecked=76, Total=1640 [2024-11-14 03:59:01,998 INFO L87 Difference]: Start difference. First operand 102 states and 147 transitions. Second operand has 34 states, 34 states have (on average 4.735294117647059) internal successors, (161), 33 states have internal predecessors, (161), 14 states have call successors, (50), 14 states have call predecessors, (50), 14 states have return successors, (50), 14 states have call predecessors, (50), 14 states have call successors, (50) [2024-11-14 03:59:49,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s 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 03:59:57,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:59:59,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s 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 04:00:06,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:00:09,744 WARN L539 Checker$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 04:00:14,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:00:18,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s 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 04:00:26,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:00:28,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:00:34,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:36,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:00:41,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:41,860 INFO L93 Difference]: Finished difference Result 499 states and 693 transitions. [2024-11-14 04:00:41,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-14 04:00:41,862 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 4.735294117647059) internal successors, (161), 33 states have internal predecessors, (161), 14 states have call successors, (50), 14 states have call predecessors, (50), 14 states have return successors, (50), 14 states have call predecessors, (50), 14 states have call successors, (50) Word has length 157 [2024-11-14 04:00:41,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:41,867 INFO L225 Difference]: With dead ends: 499 [2024-11-14 04:00:41,867 INFO L226 Difference]: Without dead ends: 400 [2024-11-14 04:00:41,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 554 GetRequests, 493 SyntacticMatches, 4 SemanticMatches, 57 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 851 ImplicationChecksByTransitivity, 149.0s TimeCoverageRelationStatistics Valid=626, Invalid=2678, Unknown=6, NotChecked=112, Total=3422 [2024-11-14 04:00:41,871 INFO L432 NwaCegarLoop]: 160 mSDtfsCounter, 1622 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 3322 mSolverCounterSat, 629 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 69.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1622 SdHoareTripleChecker+Valid, 1682 SdHoareTripleChecker+Invalid, 3953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 629 IncrementalHoareTripleChecker+Valid, 3322 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 71.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:41,871 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1622 Valid, 1682 Invalid, 3953 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [629 Valid, 3322 Invalid, 2 Unknown, 0 Unchecked, 71.2s Time] [2024-11-14 04:00:41,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2024-11-14 04:00:41,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 262. [2024-11-14 04:00:41,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 197 states have (on average 1.2538071065989849) internal successors, (247), 198 states have internal predecessors, (247), 52 states have call successors, (52), 12 states have call predecessors, (52), 12 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-14 04:00:41,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 351 transitions. [2024-11-14 04:00:41,969 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 351 transitions. Word has length 157 [2024-11-14 04:00:41,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:41,970 INFO L471 AbstractCegarLoop]: Abstraction has 262 states and 351 transitions. [2024-11-14 04:00:41,971 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 4.735294117647059) internal successors, (161), 33 states have internal predecessors, (161), 14 states have call successors, (50), 14 states have call predecessors, (50), 14 states have return successors, (50), 14 states have call predecessors, (50), 14 states have call successors, (50) [2024-11-14 04:00:41,971 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 351 transitions. [2024-11-14 04:00:41,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-14 04:00:41,975 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:41,975 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:00:41,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:42,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 04:00:42,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-14 04:00:42,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 04:00:42,576 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:00:42,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:42,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1348745329, now seen corresponding path program 1 times [2024-11-14 04:00:42,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:00:42,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1735232142] [2024-11-14 04:00:42,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:42,578 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 04:00:42,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:00:42,580 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:42,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:43,175 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:00:43,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:00:43,238 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-14 04:00:43,238 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:00:43,239 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:00:43,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1735232142] [2024-11-14 04:00:43,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1735232142] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:43,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:43,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:00:43,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587541874] [2024-11-14 04:00:43,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:43,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:00:43,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:00:43,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:00:43,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:00:43,241 INFO L87 Difference]: Start difference. First operand 262 states and 351 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-14 04:00:43,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:43,402 INFO L93 Difference]: Finished difference Result 523 states and 702 transitions. [2024-11-14 04:00:43,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:00:43,403 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 157 [2024-11-14 04:00:43,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:43,407 INFO L225 Difference]: With dead ends: 523 [2024-11-14 04:00:43,408 INFO L226 Difference]: Without dead ends: 264 [2024-11-14 04:00:43,410 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 154 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 04:00:43,411 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:43,411 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 427 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:00:43,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2024-11-14 04:00:43,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2024-11-14 04:00:43,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 199 states have (on average 1.2462311557788945) internal successors, (248), 200 states have internal predecessors, (248), 52 states have call successors, (52), 12 states have call predecessors, (52), 12 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-14 04:00:43,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 352 transitions. [2024-11-14 04:00:43,496 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 352 transitions. Word has length 157 [2024-11-14 04:00:43,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:43,497 INFO L471 AbstractCegarLoop]: Abstraction has 264 states and 352 transitions. [2024-11-14 04:00:43,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-14 04:00:43,498 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 352 transitions. [2024-11-14 04:00:43,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-14 04:00:43,502 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:43,502 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:00:43,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:43,703 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:43,703 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:00:43,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:43,704 INFO L85 PathProgramCache]: Analyzing trace with hash 912807113, now seen corresponding path program 1 times [2024-11-14 04:00:43,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:00:43,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1409020220] [2024-11-14 04:00:43,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:43,705 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 04:00:43,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:00:43,708 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:43,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:44,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:00:44,298 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:00:44,353 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-14 04:00:44,354 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:00:44,354 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:00:44,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1409020220] [2024-11-14 04:00:44,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1409020220] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:44,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:44,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:00:44,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140265730] [2024-11-14 04:00:44,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:44,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:00:44,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:00:44,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:00:44,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:00:44,356 INFO L87 Difference]: Start difference. First operand 264 states and 352 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-14 04:00:44,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:44,510 INFO L93 Difference]: Finished difference Result 525 states and 701 transitions. [2024-11-14 04:00:44,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:00:44,511 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 157 [2024-11-14 04:00:44,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:44,514 INFO L225 Difference]: With dead ends: 525 [2024-11-14 04:00:44,514 INFO L226 Difference]: Without dead ends: 264 [2024-11-14 04:00:44,515 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 154 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 04:00:44,516 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:44,517 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 427 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:00:44,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2024-11-14 04:00:44,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2024-11-14 04:00:44,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 199 states have (on average 1.2412060301507537) internal successors, (247), 200 states have internal predecessors, (247), 52 states have call successors, (52), 12 states have call predecessors, (52), 12 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-14 04:00:44,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 351 transitions. [2024-11-14 04:00:44,584 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 351 transitions. Word has length 157 [2024-11-14 04:00:44,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:44,585 INFO L471 AbstractCegarLoop]: Abstraction has 264 states and 351 transitions. [2024-11-14 04:00:44,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-14 04:00:44,585 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 351 transitions. [2024-11-14 04:00:44,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-14 04:00:44,588 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:44,589 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:00:44,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:44,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:44,789 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:00:44,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:44,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1854700017, now seen corresponding path program 1 times [2024-11-14 04:00:44,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:00:44,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [180261872] [2024-11-14 04:00:44,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:44,791 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 04:00:44,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:00:44,796 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:44,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:45,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:00:45,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:00:45,522 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-14 04:00:45,522 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:00:45,522 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:00:45,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [180261872] [2024-11-14 04:00:45,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [180261872] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:45,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:45,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:00:45,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901430021] [2024-11-14 04:00:45,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:45,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:00:45,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:00:45,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:00:45,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:00:45,525 INFO L87 Difference]: Start difference. First operand 264 states and 351 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-14 04:00:45,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:45,621 INFO L93 Difference]: Finished difference Result 523 states and 696 transitions. [2024-11-14 04:00:45,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:00:45,622 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 158 [2024-11-14 04:00:45,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:45,625 INFO L225 Difference]: With dead ends: 523 [2024-11-14 04:00:45,626 INFO L226 Difference]: Without dead ends: 262 [2024-11-14 04:00:45,627 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 155 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 04:00:45,628 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:45,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 424 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 04:00:45,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2024-11-14 04:00:45,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 262. [2024-11-14 04:00:45,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 197 states have (on average 1.2284263959390862) internal successors, (242), 198 states have internal predecessors, (242), 52 states have call successors, (52), 12 states have call predecessors, (52), 12 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-14 04:00:45,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 346 transitions. [2024-11-14 04:00:45,696 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 346 transitions. Word has length 158 [2024-11-14 04:00:45,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:45,697 INFO L471 AbstractCegarLoop]: Abstraction has 262 states and 346 transitions. [2024-11-14 04:00:45,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-14 04:00:45,697 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 346 transitions. [2024-11-14 04:00:45,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-14 04:00:45,700 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:45,701 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:00:45,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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)] Forceful destruction successful, exit code 0 [2024-11-14 04:00:45,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:45,901 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:00:45,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:45,902 INFO L85 PathProgramCache]: Analyzing trace with hash 2112092668, now seen corresponding path program 1 times [2024-11-14 04:00:45,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:00:45,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1232858621] [2024-11-14 04:00:45,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:45,903 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 04:00:45,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:00:45,905 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:45,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:00:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:46,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-14 04:00:46,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:00:50,457 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 04:00:52,496 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 34 treesize of output 18 [2024-11-14 04:00:53,284 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 34 treesize of output 18 [2024-11-14 04:00:54,733 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 34 treesize of output 18 [2024-11-14 04:00:55,878 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 34 treesize of output 18 [2024-11-14 04:00:56,996 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 31 treesize of output 26 [2024-11-14 04:00:58,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 29 [2024-11-14 04:00:59,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 29 [2024-11-14 04:01:00,121 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:01:00,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 37 [2024-11-14 04:01:00,301 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:01:00,301 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 43 treesize of output 23 [2024-11-14 04:01:00,459 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 422 proven. 206 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2024-11-14 04:01:00,459 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:01:00,987 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:01:00,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1232858621] [2024-11-14 04:01:00,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1232858621] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:01:00,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1928456730] [2024-11-14 04:01:00,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:00,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:01:00,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:01:00,989 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:01:00,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-14 04:01:03,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:03,703 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-14 04:01:03,716 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:01:03,839 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 53 treesize of output 52 [2024-11-14 04:01:05,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 83 [2024-11-14 04:01:10,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 83 [2024-11-14 04:01:15,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 83 [2024-11-14 04:01:19,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 84 [2024-11-14 04:01:22,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 84 [2024-11-14 04:01:25,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 84 [2024-11-14 04:01:30,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 84 [2024-11-14 04:01:33,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 82 [2024-11-14 04:01:36,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 84 [2024-11-14 04:01:38,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 84 [2024-11-14 04:01:40,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 84 [2024-11-14 04:01:41,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 81 [2024-11-14 04:01:42,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 77 [2024-11-14 04:01:42,445 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 32 proven. 632 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2024-11-14 04:01:42,445 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:01:43,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1928456730] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:01:43,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1068388675] [2024-11-14 04:01:43,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:43,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:01:43,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:01:43,734 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:01:43,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-14 04:01:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:44,153 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-14 04:01:44,165 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:01:47,689 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 12 treesize of output 8 [2024-11-14 04:01:52,441 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 42 treesize of output 22 [2024-11-14 04:01:53,437 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 42 treesize of output 22 [2024-11-14 04:01:55,295 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 42 treesize of output 22 [2024-11-14 04:01:56,517 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 42 treesize of output 22 [2024-11-14 04:01:57,760 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 42 treesize of output 22 [2024-11-14 04:01:59,019 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 39 treesize of output 30 [2024-11-14 04:02:00,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 33 [2024-11-14 04:02:01,371 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:02:01,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 31 [2024-11-14 04:02:01,865 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:02:01,865 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 33 treesize of output 17 [2024-11-14 04:02:02,003 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 374 proven. 206 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-14 04:02:02,003 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:02:02,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1068388675] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:02:02,253 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 04:02:02,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 9, 15] total 35 [2024-11-14 04:02:02,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748639207] [2024-11-14 04:02:02,253 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 04:02:02,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-11-14 04:02:02,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:02:02,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-11-14 04:02:02,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=222, Invalid=1670, Unknown=0, NotChecked=0, Total=1892 [2024-11-14 04:02:02,256 INFO L87 Difference]: Start difference. First operand 262 states and 346 transitions. Second operand has 36 states, 32 states have (on average 5.15625) internal successors, (165), 32 states have internal predecessors, (165), 15 states have call successors, (55), 14 states have call predecessors, (55), 15 states have return successors, (55), 13 states have call predecessors, (55), 15 states have call successors, (55) [2024-11-14 04:02:04,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:02:07,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:02:50,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:03:53,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s 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 04:04:04,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:04:11,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:04:20,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:04:23,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:04:25,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:04:40,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:04:42,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:06:30,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:06:35,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:06:35,267 INFO L93 Difference]: Finished difference Result 1369 states and 1763 transitions. [2024-11-14 04:06:35,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-11-14 04:06:35,268 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 32 states have (on average 5.15625) internal successors, (165), 32 states have internal predecessors, (165), 15 states have call successors, (55), 14 states have call predecessors, (55), 15 states have return successors, (55), 13 states have call predecessors, (55), 15 states have call successors, (55) Word has length 159 [2024-11-14 04:06:35,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:06:35,280 INFO L225 Difference]: With dead ends: 1369 [2024-11-14 04:06:35,280 INFO L226 Difference]: Without dead ends: 1110 [2024-11-14 04:06:35,285 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 629 GetRequests, 495 SyntacticMatches, 9 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4962 ImplicationChecksByTransitivity, 97.0s TimeCoverageRelationStatistics Valid=2680, Invalid=13322, Unknown=0, NotChecked=0, Total=16002 [2024-11-14 04:06:35,288 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 1550 mSDsluCounter, 1457 mSDsCounter, 0 mSdLazyCounter, 3376 mSolverCounterSat, 813 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 186.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1560 SdHoareTripleChecker+Valid, 1577 SdHoareTripleChecker+Invalid, 4192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 813 IncrementalHoareTripleChecker+Valid, 3376 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 191.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:06:35,289 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1560 Valid, 1577 Invalid, 4192 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [813 Valid, 3376 Invalid, 3 Unknown, 0 Unchecked, 191.8s Time] [2024-11-14 04:06:35,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1110 states. [2024-11-14 04:06:35,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1110 to 697. [2024-11-14 04:06:35,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 697 states, 527 states have (on average 1.22011385199241) internal successors, (643), 532 states have internal predecessors, (643), 130 states have call successors, (130), 39 states have call predecessors, (130), 39 states have return successors, (130), 125 states have call predecessors, (130), 130 states have call successors, (130) [2024-11-14 04:06:35,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 697 states and 903 transitions. [2024-11-14 04:06:35,473 INFO L78 Accepts]: Start accepts. Automaton has 697 states and 903 transitions. Word has length 159 [2024-11-14 04:06:35,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:06:35,473 INFO L471 AbstractCegarLoop]: Abstraction has 697 states and 903 transitions. [2024-11-14 04:06:35,474 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 32 states have (on average 5.15625) internal successors, (165), 32 states have internal predecessors, (165), 15 states have call successors, (55), 14 states have call predecessors, (55), 15 states have return successors, (55), 13 states have call predecessors, (55), 15 states have call successors, (55) [2024-11-14 04:06:35,474 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 903 transitions. [2024-11-14 04:06:35,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-14 04:06:35,476 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:06:35,476 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:35,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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)] Ended with exit code 0 [2024-11-14 04:06:35,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-14 04:06:35,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-14 04:06:36,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 04:06:36,078 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:06:36,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:06:36,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1157581979, now seen corresponding path program 1 times [2024-11-14 04:06:36,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:06:36,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [653029260] [2024-11-14 04:06:36,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:36,079 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 04:06:36,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:06:36,080 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:06:36,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:06:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:06:36,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-14 04:06:36,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:06:41,937 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 04:06:44,057 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 62 treesize of output 30 [2024-11-14 04:06:45,594 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 59 treesize of output 38 [2024-11-14 04:06:47,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 49 [2024-11-14 04:06:48,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 60 [2024-11-14 04:06:50,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 71 [2024-11-14 04:06:52,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 101 [2024-11-14 04:06:53,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 104 [2024-11-14 04:06:54,550 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:06:54,551 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 211 treesize of output 95 [2024-11-14 04:06:54,843 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 104 proven. 536 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-14 04:06:54,843 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:06:56,962 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:06:56,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [653029260] [2024-11-14 04:06:56,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [653029260] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:06:56,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1971583440] [2024-11-14 04:06:56,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:56,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:06:56,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:06:56,964 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:06:56,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-14 04:06:59,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:07:00,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-14 04:07:00,046 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:07:05,852 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 04:07:09,297 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 62 treesize of output 30 [2024-11-14 04:07:10,890 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 59 treesize of output 38 [2024-11-14 04:07:12,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 41 [2024-11-14 04:07:14,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 49 [2024-11-14 04:07:16,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 52 [2024-11-14 04:07:18,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 79 [2024-11-14 04:07:18,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 82 [2024-11-14 04:07:19,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 87 [2024-11-14 04:07:19,925 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 88 proven. 536 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2024-11-14 04:07:19,925 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:07:22,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1971583440] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:07:22,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1906939715] [2024-11-14 04:07:22,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:07:22,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:07:22,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:07:22,213 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:07:22,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-14 04:07:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:07:22,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 04:07:22,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:07:27,680 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 04:07:28,782 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 62 treesize of output 30 [2024-11-14 04:07:30,369 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 62 treesize of output 30 [2024-11-14 04:07:31,503 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 62 treesize of output 30 [2024-11-14 04:07:32,679 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 62 treesize of output 30 [2024-11-14 04:07:33,855 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 62 treesize of output 30 [2024-11-14 04:07:35,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 57 [2024-11-14 04:07:35,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 60 [2024-11-14 04:07:36,696 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:07:36,696 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 179 treesize of output 79 [2024-11-14 04:07:36,747 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 8 proven. 536 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2024-11-14 04:07:36,747 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:07:38,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1906939715] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:07:38,022 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 04:07:38,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 14] total 33 [2024-11-14 04:07:38,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416927601] [2024-11-14 04:07:38,022 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 04:07:38,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-14 04:07:38,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:07:38,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-14 04:07:38,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=1162, Unknown=0, NotChecked=0, Total=1332 [2024-11-14 04:07:38,024 INFO L87 Difference]: Start difference. First operand 697 states and 903 transitions. Second operand has 34 states, 32 states have (on average 5.09375) internal successors, (163), 31 states have internal predecessors, (163), 14 states have call successors, (50), 14 states have call predecessors, (50), 14 states have return successors, (50), 12 states have call predecessors, (50), 14 states have call successors, (50) [2024-11-14 04:08:04,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:08:06,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:08:09,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:08:12,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:08:17,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:08:20,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:08:22,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:08:28,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s 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 04:08:30,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:08:32,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s 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 04:08:36,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:08:39,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:08:44,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:08:46,951 WARN L539 Checker$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 04:08:55,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:08:56,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:08:56,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:08:56,574 INFO L93 Difference]: Finished difference Result 1745 states and 2249 transitions. [2024-11-14 04:08:56,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-14 04:08:56,576 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 32 states have (on average 5.09375) internal successors, (163), 31 states have internal predecessors, (163), 14 states have call successors, (50), 14 states have call predecessors, (50), 14 states have return successors, (50), 12 states have call predecessors, (50), 14 states have call successors, (50) Word has length 159 [2024-11-14 04:08:56,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:08:56,581 INFO L225 Difference]: With dead ends: 1745 [2024-11-14 04:08:56,581 INFO L226 Difference]: Without dead ends: 1112 [2024-11-14 04:08:56,584 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 578 GetRequests, 504 SyntacticMatches, 5 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1392 ImplicationChecksByTransitivity, 22.9s TimeCoverageRelationStatistics Valid=1031, Invalid=3939, Unknown=0, NotChecked=0, Total=4970 [2024-11-14 04:08:56,585 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 1084 mSDsluCounter, 1148 mSDsCounter, 0 mSdLazyCounter, 3272 mSolverCounterSat, 382 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 66.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1084 SdHoareTripleChecker+Valid, 1283 SdHoareTripleChecker+Invalid, 3658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 382 IncrementalHoareTripleChecker+Valid, 3272 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 67.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:08:56,585 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1084 Valid, 1283 Invalid, 3658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [382 Valid, 3272 Invalid, 4 Unknown, 0 Unchecked, 67.4s Time] [2024-11-14 04:08:56,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1112 states. [2024-11-14 04:08:56,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1112 to 739. [2024-11-14 04:08:56,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 739 states, 559 states have (on average 1.2182468694096602) internal successors, (681), 566 states have internal predecessors, (681), 136 states have call successors, (136), 43 states have call predecessors, (136), 43 states have return successors, (136), 129 states have call predecessors, (136), 136 states have call successors, (136) [2024-11-14 04:08:56,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 953 transitions. [2024-11-14 04:08:56,778 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 953 transitions. Word has length 159 [2024-11-14 04:08:56,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:08:56,779 INFO L471 AbstractCegarLoop]: Abstraction has 739 states and 953 transitions. [2024-11-14 04:08:56,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 32 states have (on average 5.09375) internal successors, (163), 31 states have internal predecessors, (163), 14 states have call successors, (50), 14 states have call predecessors, (50), 14 states have return successors, (50), 12 states have call predecessors, (50), 14 states have call successors, (50) [2024-11-14 04:08:56,779 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 953 transitions. [2024-11-14 04:08:56,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-14 04:08:56,782 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:08:56,782 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:08:56,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-14 04:08:57,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-14 04:08:57,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:08:57,382 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:08:57,383 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:08:57,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:08:57,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1196803303, now seen corresponding path program 1 times [2024-11-14 04:08:57,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:08:57,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1380746736] [2024-11-14 04:08:57,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:08:57,384 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 04:08:57,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:08:57,385 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:08:57,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 (15)] Waiting until timeout for monitored process [2024-11-14 04:08:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:08:57,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:08:57,920 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:08:58,056 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 470 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-11-14 04:08:58,056 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:08:58,056 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:08:58,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1380746736] [2024-11-14 04:08:58,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1380746736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:08:58,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:08:58,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 04:08:58,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228542477] [2024-11-14 04:08:58,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:08:58,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:08:58,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:08:58,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:08:58,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:08:58,058 INFO L87 Difference]: Start difference. First operand 739 states and 953 transitions. Second operand has 6 states, 5 states have (on average 12.6) internal successors, (63), 6 states have internal predecessors, (63), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-14 04:08:58,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:08:58,918 INFO L93 Difference]: Finished difference Result 1202 states and 1525 transitions. [2024-11-14 04:08:58,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:08:58,919 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.6) internal successors, (63), 6 states have internal predecessors, (63), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) Word has length 159 [2024-11-14 04:08:58,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:08:58,922 INFO L225 Difference]: With dead ends: 1202 [2024-11-14 04:08:58,923 INFO L226 Difference]: Without dead ends: 494 [2024-11-14 04:08:58,924 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 154 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 04:08:58,925 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 1 mSDsluCounter, 425 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 546 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:08:58,925 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 546 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:08:58,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2024-11-14 04:08:59,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 275. [2024-11-14 04:08:59,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 205 states have (on average 1.1853658536585365) internal successors, (243), 208 states have internal predecessors, (243), 51 states have call successors, (51), 18 states have call predecessors, (51), 18 states have return successors, (51), 48 states have call predecessors, (51), 51 states have call successors, (51) [2024-11-14 04:08:59,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 345 transitions. [2024-11-14 04:08:59,051 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 345 transitions. Word has length 159 [2024-11-14 04:08:59,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:08:59,051 INFO L471 AbstractCegarLoop]: Abstraction has 275 states and 345 transitions. [2024-11-14 04:08:59,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.6) internal successors, (63), 6 states have internal predecessors, (63), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-14 04:08:59,052 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 345 transitions. [2024-11-14 04:08:59,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-14 04:08:59,054 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:08:59,054 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:08:59,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 (15)] Ended with exit code 0 [2024-11-14 04:08:59,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:08:59,255 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:08:59,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:08:59,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1581485581, now seen corresponding path program 1 times [2024-11-14 04:08:59,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:08:59,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1768331832] [2024-11-14 04:08:59,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:08:59,256 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 04:08:59,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:08:59,257 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:08:59,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:09:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:09:00,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 04:09:00,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:09:00,167 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-14 04:09:00,167 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:09:00,168 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:09:00,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1768331832] [2024-11-14 04:09:00,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1768331832] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:09:00,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:09:00,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:09:00,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281784017] [2024-11-14 04:09:00,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:09:00,169 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:09:00,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:09:00,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:09:00,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:09:00,169 INFO L87 Difference]: Start difference. First operand 275 states and 345 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-14 04:09:00,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:09:00,381 INFO L93 Difference]: Finished difference Result 528 states and 664 transitions. [2024-11-14 04:09:00,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:09:00,382 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 160 [2024-11-14 04:09:00,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:09:00,384 INFO L225 Difference]: With dead ends: 528 [2024-11-14 04:09:00,384 INFO L226 Difference]: Without dead ends: 281 [2024-11-14 04:09:00,385 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:09:00,386 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 540 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:09:00,386 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 540 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:09:00,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2024-11-14 04:09:00,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281. [2024-11-14 04:09:00,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 211 states have (on average 1.180094786729858) internal successors, (249), 214 states have internal predecessors, (249), 51 states have call successors, (51), 18 states have call predecessors, (51), 18 states have return successors, (51), 48 states have call predecessors, (51), 51 states have call successors, (51) [2024-11-14 04:09:00,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 351 transitions. [2024-11-14 04:09:00,526 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 351 transitions. Word has length 160 [2024-11-14 04:09:00,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:09:00,526 INFO L471 AbstractCegarLoop]: Abstraction has 281 states and 351 transitions. [2024-11-14 04:09:00,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-14 04:09:00,526 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 351 transitions. [2024-11-14 04:09:00,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-14 04:09:00,528 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:09:00,529 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:09:00,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:09:00,729 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:09:00,729 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:09:00,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:09:00,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1831568960, now seen corresponding path program 1 times [2024-11-14 04:09:00,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:09:00,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1016076660] [2024-11-14 04:09:00,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:09:00,731 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 04:09:00,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:09:00,733 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 04:09:00,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229bdfcb-d8d5-4d98-8069-e25a7c5d0e54/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 (17)] Waiting until timeout for monitored process [2024-11-14 04:09:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:09:01,484 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-14 04:09:01,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:09:08,081 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 04:09:10,180 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 64 treesize of output 32 [2024-11-14 04:09:12,171 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 61 treesize of output 40 [2024-11-14 04:09:14,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 51 [2024-11-14 04:09:16,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 62 [2024-11-14 04:09:18,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 73 [2024-11-14 04:09:21,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 103 [2024-11-14 04:09:22,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 106 [2024-11-14 04:09:42,843 WARN L286 SmtUtils]: Spent 13.58s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:09:45,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 121 [2024-11-14 04:10:02,094 WARN L286 SmtUtils]: Spent 10.05s on a formula simplification that was a NOOP. DAG size: 67 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:10:08,909 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:10:08,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 237 treesize of output 109 [2024-11-14 04:10:13,104 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 480 proven. 152 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2024-11-14 04:10:13,104 INFO L311 TraceCheckSpWp]: Computing backward predicates...