./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-17.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_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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_b1ed7686-545f-4d72-8845-77921f70a3f0/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 f8118e579ef4e3ad5faaa9b6d928fc4dda4bd859822f258d10da0e3bf596f403 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:27:15,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:27:15,357 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:27:15,365 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:27:15,370 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:27:15,400 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:27:15,401 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:27:15,401 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:27:15,401 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:27:15,402 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:27:15,402 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:27:15,402 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:27:15,402 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:27:15,402 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:27:15,402 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:27:15,403 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:27:15,403 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:27:15,403 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:27:15,403 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:27:15,403 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:27:15,403 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:27:15,404 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:27:15,404 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:27:15,404 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:27:15,404 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:27:15,404 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:27:15,405 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:27:15,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:27:15,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:27:15,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:27:15,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:27:15,405 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:27:15,405 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:27:15,406 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:27:15,406 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:27:15,406 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:27:15,406 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:27:15,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:27:15,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:27:15,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:27:15,407 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:27:15,407 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:27:15,407 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:27:15,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:27:15,407 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:27:15,407 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:27:15,407 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:27:15,408 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_b1ed7686-545f-4d72-8845-77921f70a3f0/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 -> f8118e579ef4e3ad5faaa9b6d928fc4dda4bd859822f258d10da0e3bf596f403 [2024-11-14 04:27:15,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:27:15,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:27:15,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:27:15,705 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:27:15,705 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:27:15,706 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-17.i Unable to find full path for "g++" [2024-11-14 04:27:17,678 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:27:18,083 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:27:18,084 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-17.i [2024-11-14 04:27:18,092 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/data/cb037d956/7e60cd8f5f5a49bdaf5a7c51080123a0/FLAGb9f449456 [2024-11-14 04:27:18,273 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/data/cb037d956/7e60cd8f5f5a49bdaf5a7c51080123a0 [2024-11-14 04:27:18,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:27:18,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:27:18,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:27:18,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:27:18,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:27:18,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:27:18" (1/1) ... [2024-11-14 04:27:18,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3225f108 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18, skipping insertion in model container [2024-11-14 04:27:18,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:27:18" (1/1) ... [2024-11-14 04:27:18,305 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:27:18,436 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_b1ed7686-545f-4d72-8845-77921f70a3f0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-17.i[916,929] [2024-11-14 04:27:18,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:27:18,511 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:27:18,522 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_b1ed7686-545f-4d72-8845-77921f70a3f0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-17.i[916,929] [2024-11-14 04:27:18,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:27:18,575 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:27:18,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18 WrapperNode [2024-11-14 04:27:18,576 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:27:18,577 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:27:18,577 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:27:18,577 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:27:18,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18" (1/1) ... [2024-11-14 04:27:18,595 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18" (1/1) ... [2024-11-14 04:27:18,653 INFO L138 Inliner]: procedures = 29, calls = 199, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 661 [2024-11-14 04:27:18,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:27:18,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:27:18,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:27:18,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:27:18,671 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18" (1/1) ... [2024-11-14 04:27:18,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18" (1/1) ... [2024-11-14 04:27:18,679 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18" (1/1) ... [2024-11-14 04:27:18,679 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18" (1/1) ... [2024-11-14 04:27:18,704 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18" (1/1) ... [2024-11-14 04:27:18,708 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18" (1/1) ... [2024-11-14 04:27:18,711 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18" (1/1) ... [2024-11-14 04:27:18,713 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18" (1/1) ... [2024-11-14 04:27:18,718 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:27:18,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:27:18,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:27:18,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:27:18,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18" (1/1) ... [2024-11-14 04:27:18,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:27:18,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:27:18,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:27:18,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:27:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:27:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-14 04:27:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 04:27:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-14 04:27:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 04:27:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-14 04:27:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:27:18,799 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:27:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:27:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:27:18,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:27:18,997 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:27:18,999 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:27:19,833 INFO L? ?]: Removed 167 outVars from TransFormulas that were not future-live. [2024-11-14 04:27:19,833 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:27:20,559 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:27:20,561 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:27:20,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:27:20 BoogieIcfgContainer [2024-11-14 04:27:20,562 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:27:20,565 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:27:20,566 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:27:20,571 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:27:20,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:27:18" (1/3) ... [2024-11-14 04:27:20,572 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@661aec8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:27:20, skipping insertion in model container [2024-11-14 04:27:20,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:18" (2/3) ... [2024-11-14 04:27:20,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@661aec8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:27:20, skipping insertion in model container [2024-11-14 04:27:20,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:27:20" (3/3) ... [2024-11-14 04:27:20,574 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-17.i [2024-11-14 04:27:20,594 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:27:20,596 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-17.i that has 2 procedures, 41 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:27:20,669 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:27:20,684 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;@3485cd14, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:27:20,684 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:27:20,688 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 04:27:20,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-14 04:27:20,697 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:27:20,698 INFO L215 NwaCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:27:20,699 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:27:20,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:27:20,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1693521180, now seen corresponding path program 1 times [2024-11-14 04:27:20,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:27:20,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104662934] [2024-11-14 04:27:20,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:27:20,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:27:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:27:24,804 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:27:28,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:27:28,309 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:27:28,311 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:27:28,313 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:27:28,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:27:28,323 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:27:28,562 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:27:28,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:27:28 BoogieIcfgContainer [2024-11-14 04:27:28,568 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:27:28,569 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:27:28,570 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:27:28,570 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:27:28,571 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:27:20" (3/4) ... [2024-11-14 04:27:28,574 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:27:28,574 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:27:28,576 INFO L158 Benchmark]: Toolchain (without parser) took 10299.18ms. Allocated memory was 117.4MB in the beginning and 595.6MB in the end (delta: 478.2MB). Free memory was 93.3MB in the beginning and 382.1MB in the end (delta: -288.7MB). Peak memory consumption was 188.9MB. Max. memory is 16.1GB. [2024-11-14 04:27:28,576 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:27:28,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.62ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 78.4MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:27:28,578 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.11ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 74.8MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:27:28,578 INFO L158 Benchmark]: Boogie Preprocessor took 64.16ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 72.3MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:27:28,578 INFO L158 Benchmark]: RCFGBuilder took 1844.02ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 44.3MB in the end (delta: 28.0MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-11-14 04:27:28,579 INFO L158 Benchmark]: TraceAbstraction took 8003.26ms. Allocated memory was 117.4MB in the beginning and 595.6MB in the end (delta: 478.2MB). Free memory was 43.6MB in the beginning and 382.2MB in the end (delta: -338.5MB). Peak memory consumption was 316.1MB. Max. memory is 16.1GB. [2024-11-14 04:27:28,579 INFO L158 Benchmark]: Witness Printer took 5.13ms. Allocated memory is still 595.6MB. Free memory was 382.2MB in the beginning and 382.1MB in the end (delta: 79.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:27:28,585 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.62ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 78.4MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.11ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 74.8MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 64.16ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 72.3MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1844.02ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 44.3MB in the end (delta: 28.0MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. * TraceAbstraction took 8003.26ms. Allocated memory was 117.4MB in the beginning and 595.6MB in the end (delta: 478.2MB). Free memory was 43.6MB in the beginning and 382.2MB in the end (delta: -338.5MB). Peak memory consumption was 316.1MB. Max. memory is 16.1GB. * Witness Printer took 5.13ms. Allocated memory is still 595.6MB. Free memory was 382.2MB in the beginning and 382.1MB in the end (delta: 79.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 69, overapproximation of someBinaryFLOATComparisonOperation at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 99, overapproximation of someBinaryDOUBLEComparisonOperation at line 93, overapproximation of someBinaryDOUBLEComparisonOperation at line 110, overapproximation of someBinaryDOUBLEComparisonOperation at line 91. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 10000000.8; [L23] double* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_2 = 0; [L25] unsigned char* var_1_2_Pointer = &(var_1_2); [L26] double var_1_3 = 16.2; [L27] double* var_1_3_Pointer = &(var_1_3); [L28] double var_1_4 = 7.5; [L29] double* var_1_4_Pointer = &(var_1_4); [L30] double var_1_5 = 49.6; [L31] double* var_1_5_Pointer = &(var_1_5); [L32] signed short int var_1_6 = -10; [L33] signed short int* var_1_6_Pointer = &(var_1_6); [L34] double var_1_7 = 4.5; [L35] double* var_1_7_Pointer = &(var_1_7); [L36] double var_1_8 = 9.4; [L37] double* var_1_8_Pointer = &(var_1_8); [L38] signed short int var_1_9 = 128; [L39] signed short int* var_1_9_Pointer = &(var_1_9); [L40] signed short int var_1_10 = 128; [L41] signed short int* var_1_10_Pointer = &(var_1_10); [L42] unsigned char var_1_11 = 0; [L43] unsigned char* var_1_11_Pointer = &(var_1_11); [L44] unsigned long int var_1_12 = 100; [L45] unsigned long int* var_1_12_Pointer = &(var_1_12); [L46] float var_1_13 = 128.4; [L47] float* var_1_13_Pointer = &(var_1_13); [L48] double var_1_14 = 3.5; [L49] double* var_1_14_Pointer = &(var_1_14); [L50] unsigned char var_1_15 = 16; [L51] unsigned char* var_1_15_Pointer = &(var_1_15); [L52] unsigned char var_1_16 = 2; [L53] unsigned char* var_1_16_Pointer = &(var_1_16); [L54] unsigned char last_1_var_1_15 = 16; [L123] isInitial = 1 [L124] FCALL initially() [L125] COND TRUE 1 [L126] CALL updateLastVariables() [L116] EXPR \read(var_1_15) [L116] last_1_var_1_15 = var_1_15 [L126] RET updateLastVariables() [L127] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_uchar() [L88] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L88] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L89] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L89] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L90] var_1_3 = __VERIFIER_nondet_double() [L91] EXPR \read(var_1_3) [L91] EXPR var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F [L91] EXPR \read(var_1_3) [L91] EXPR var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F [L91] EXPR (var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L91] CALL assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L92] var_1_4 = __VERIFIER_nondet_double() [L93] EXPR \read(var_1_4) [L93] EXPR var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F [L93] EXPR (var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F ) [L93] EXPR \read(var_1_4) [L93] EXPR var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F [L93] EXPR \read(var_1_4) [L93] EXPR var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F [L93] EXPR (var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L93] CALL assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L94] var_1_5 = __VERIFIER_nondet_double() [L95] EXPR \read(var_1_5) [L95] EXPR var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F [L95] EXPR (var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F ) [L95] EXPR \read(var_1_5) [L95] EXPR var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F [L95] EXPR \read(var_1_5) [L95] EXPR var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F [L95] EXPR (var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L95] CALL assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L96] var_1_7 = __VERIFIER_nondet_double() [L97] EXPR \read(var_1_7) [L97] EXPR var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F [L97] EXPR \read(var_1_7) [L97] EXPR var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F [L97] EXPR (var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L97] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L98] var_1_8 = __VERIFIER_nondet_double() [L99] EXPR \read(var_1_8) [L99] EXPR var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F [L99] EXPR (var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F ) [L99] EXPR \read(var_1_8) [L99] EXPR var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F [L99] EXPR \read(var_1_8) [L99] EXPR var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F [L99] EXPR (var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L99] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L100] var_1_9 = __VERIFIER_nondet_short() [L101] EXPR \read(var_1_9) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L101] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L102] EXPR \read(var_1_9) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L102] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L103] var_1_10 = __VERIFIER_nondet_short() [L104] EXPR \read(var_1_10) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L104] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L105] EXPR \read(var_1_10) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L105] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L106] var_1_11 = __VERIFIER_nondet_uchar() [L107] EXPR \read(var_1_11) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L107] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L108] EXPR \read(var_1_11) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L108] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L109] var_1_14 = __VERIFIER_nondet_double() [L110] EXPR \read(var_1_14) [L110] EXPR var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F [L110] EXPR (var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F ) [L110] EXPR \read(var_1_14) [L110] EXPR var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F [L110] EXPR \read(var_1_14) [L110] EXPR var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F [L110] EXPR (var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L110] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L111] var_1_16 = __VERIFIER_nondet_uchar() [L112] EXPR \read(var_1_16) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L112] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L113] EXPR \read(var_1_16) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L113] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L127] RET updateVariables() [L128] CALL step() [L58] (*(var_1_12_Pointer)) = last_1_var_1_15 [L59] EXPR \read(*var_1_12_Pointer) [L59] unsigned long int stepLocal_1 = (*(var_1_12_Pointer)); [L60] EXPR \read(*var_1_9_Pointer) [L60] signed short int stepLocal_0 = (*(var_1_9_Pointer)); [L61] EXPR \read(*var_1_10_Pointer) [L61] COND TRUE stepLocal_0 >= (*(var_1_10_Pointer)) [L62] EXPR \read(*var_1_9_Pointer) [L62] COND TRUE ((*(var_1_9_Pointer)) + last_1_var_1_15) >= stepLocal_1 [L63] EXPR \read(*var_1_16_Pointer) [L63] (*(var_1_15_Pointer)) = (*(var_1_16_Pointer)) [L68] EXPR \read(*var_1_2_Pointer) [L68] COND TRUE (*(var_1_2_Pointer)) [L69] EXPR \read(*var_1_3_Pointer) [L69] EXPR \read(*var_1_4_Pointer) [L69] EXPR \read(*var_1_5_Pointer) [L69] EXPR (((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer)))) [L69] EXPR \read(*var_1_5_Pointer) [L69] EXPR (((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer)))) [L69] (*(var_1_1_Pointer)) = ((*(var_1_3_Pointer)) + (((((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer))))))) [L71] EXPR \read(*var_1_7_Pointer) [L71] EXPR \read(*var_1_8_Pointer) [L71] EXPR \read(*var_1_3_Pointer) [L71] COND FALSE !((- ((*(var_1_7_Pointer)) - (*(var_1_8_Pointer)))) <= (*(var_1_3_Pointer))) [L74] EXPR \read(*var_1_2_Pointer) [L74] COND TRUE (*(var_1_2_Pointer)) [L75] EXPR \read(*var_1_11_Pointer) [L75] COND FALSE !((*(var_1_11_Pointer))) [L82] EXPR \read(*var_1_7_Pointer) [L82] EXPR \read(*var_1_8_Pointer) [L82] EXPR \read(*var_1_14_Pointer) [L82] COND TRUE (*(var_1_7_Pointer)) < ((*(var_1_8_Pointer)) - (*(var_1_14_Pointer))) [L83] EXPR \read(*var_1_4_Pointer) [L83] EXPR \read(*var_1_5_Pointer) [L83] EXPR ((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer))) [L83] EXPR \read(*var_1_5_Pointer) [L83] EXPR ((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer))) [L83] EXPR \read(*var_1_3_Pointer) [L83] EXPR ((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))) [L83] EXPR \read(*var_1_3_Pointer) [L83] EXPR ((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))) [L83] EXPR (((*(var_1_4_Pointer))) > (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))))))) ? ((*(var_1_4_Pointer))) : (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer)))))) [L83] EXPR \read(*var_1_4_Pointer) [L83] EXPR (((*(var_1_4_Pointer))) > (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))))))) ? ((*(var_1_4_Pointer))) : (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer)))))) [L83] (*(var_1_13_Pointer)) = (((((*(var_1_4_Pointer))) > (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))))))) ? ((*(var_1_4_Pointer))) : (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer)))))))) [L128] RET step() [L129] CALL, EXPR property() [L119] EXPR \read(*var_1_2_Pointer) [L119] EXPR (*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) + (((((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer))))))))) : 1 [L119] EXPR \read(*var_1_1_Pointer) [L119] EXPR \read(*var_1_3_Pointer) [L119] EXPR \read(*var_1_4_Pointer) [L119] EXPR \read(*var_1_5_Pointer) [L119] EXPR (((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer)))) [L119] EXPR \read(*var_1_5_Pointer) [L119] EXPR (((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer)))) [L119] EXPR (*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) + (((((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer))))))))) : 1 [L119] EXPR ((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) + (((((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer))))))))) : 1) && (((- ((*(var_1_7_Pointer)) - (*(var_1_8_Pointer)))) <= (*(var_1_3_Pointer))) ? ((*(var_1_6_Pointer)) == ((signed short int) ((8 + (*(var_1_15_Pointer))) - (*(var_1_15_Pointer))))) : ((*(var_1_2_Pointer)) ? ((*(var_1_11_Pointer)) ? ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) : 1) : ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))))) [L119] EXPR \read(*var_1_7_Pointer) [L119] EXPR \read(*var_1_8_Pointer) [L119] EXPR \read(*var_1_3_Pointer) [L119] EXPR ((- ((*(var_1_7_Pointer)) - (*(var_1_8_Pointer)))) <= (*(var_1_3_Pointer))) ? ((*(var_1_6_Pointer)) == ((signed short int) ((8 + (*(var_1_15_Pointer))) - (*(var_1_15_Pointer))))) : ((*(var_1_2_Pointer)) ? ((*(var_1_11_Pointer)) ? ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) : 1) : ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer))))) [L119] EXPR \read(*var_1_2_Pointer) [L119] EXPR (*(var_1_2_Pointer)) ? ((*(var_1_11_Pointer)) ? ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) : 1) : ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) [L119] EXPR \read(*var_1_11_Pointer) [L119] EXPR (*(var_1_11_Pointer)) ? ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) : 1 [L119] EXPR (*(var_1_2_Pointer)) ? ((*(var_1_11_Pointer)) ? ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) : 1) : ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) [L119] EXPR ((- ((*(var_1_7_Pointer)) - (*(var_1_8_Pointer)))) <= (*(var_1_3_Pointer))) ? ((*(var_1_6_Pointer)) == ((signed short int) ((8 + (*(var_1_15_Pointer))) - (*(var_1_15_Pointer))))) : ((*(var_1_2_Pointer)) ? ((*(var_1_11_Pointer)) ? ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) : 1) : ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer))))) [L119] EXPR ((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) + (((((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer))))))))) : 1) && (((- ((*(var_1_7_Pointer)) - (*(var_1_8_Pointer)))) <= (*(var_1_3_Pointer))) ? ((*(var_1_6_Pointer)) == ((signed short int) ((8 + (*(var_1_15_Pointer))) - (*(var_1_15_Pointer))))) : ((*(var_1_2_Pointer)) ? ((*(var_1_11_Pointer)) ? ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) : 1) : ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))))) [L119] EXPR (((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) + (((((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer))))))))) : 1) && (((- ((*(var_1_7_Pointer)) - (*(var_1_8_Pointer)))) <= (*(var_1_3_Pointer))) ? ((*(var_1_6_Pointer)) == ((signed short int) ((8 + (*(var_1_15_Pointer))) - (*(var_1_15_Pointer))))) : ((*(var_1_2_Pointer)) ? ((*(var_1_11_Pointer)) ? ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) : 1) : ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer))))))) && ((*(var_1_12_Pointer)) == ((unsigned long int) last_1_var_1_15)) [L119] EXPR \read(*var_1_12_Pointer) [L119] EXPR (((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) + (((((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer))))))))) : 1) && (((- ((*(var_1_7_Pointer)) - (*(var_1_8_Pointer)))) <= (*(var_1_3_Pointer))) ? ((*(var_1_6_Pointer)) == ((signed short int) ((8 + (*(var_1_15_Pointer))) - (*(var_1_15_Pointer))))) : ((*(var_1_2_Pointer)) ? ((*(var_1_11_Pointer)) ? ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) : 1) : ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer))))))) && ((*(var_1_12_Pointer)) == ((unsigned long int) last_1_var_1_15)) [L119] EXPR ((((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) + (((((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer))))))))) : 1) && (((- ((*(var_1_7_Pointer)) - (*(var_1_8_Pointer)))) <= (*(var_1_3_Pointer))) ? ((*(var_1_6_Pointer)) == ((signed short int) ((8 + (*(var_1_15_Pointer))) - (*(var_1_15_Pointer))))) : ((*(var_1_2_Pointer)) ? ((*(var_1_11_Pointer)) ? ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) : 1) : ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer))))))) && ((*(var_1_12_Pointer)) == ((unsigned long int) last_1_var_1_15))) && (((*(var_1_7_Pointer)) < ((*(var_1_8_Pointer)) - (*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer)) == ((float) (((((*(var_1_4_Pointer))) > (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))))))) ? ((*(var_1_4_Pointer))) : (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer)))))))))) : 1) [L119] EXPR \read(*var_1_7_Pointer) [L119] EXPR \read(*var_1_8_Pointer) [L119] EXPR \read(*var_1_14_Pointer) [L119] EXPR ((*(var_1_7_Pointer)) < ((*(var_1_8_Pointer)) - (*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer)) == ((float) (((((*(var_1_4_Pointer))) > (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))))))) ? ((*(var_1_4_Pointer))) : (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer)))))))))) : 1 [L119] EXPR \read(*var_1_13_Pointer) [L119] EXPR \read(*var_1_4_Pointer) [L119] EXPR \read(*var_1_5_Pointer) [L119] EXPR ((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer))) [L119] EXPR \read(*var_1_3_Pointer) [L119] EXPR ((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))) [L119] EXPR \read(*var_1_3_Pointer) [L119] EXPR ((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))) [L119] EXPR (((*(var_1_4_Pointer))) > (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))))))) ? ((*(var_1_4_Pointer))) : (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer)))))) [L119] EXPR \read(*var_1_4_Pointer) [L119] EXPR (((*(var_1_4_Pointer))) > (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))))))) ? ((*(var_1_4_Pointer))) : (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer)))))) [L119] EXPR ((*(var_1_7_Pointer)) < ((*(var_1_8_Pointer)) - (*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer)) == ((float) (((((*(var_1_4_Pointer))) > (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))))))) ? ((*(var_1_4_Pointer))) : (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer)))))))))) : 1 [L119] EXPR ((((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) + (((((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer))))))))) : 1) && (((- ((*(var_1_7_Pointer)) - (*(var_1_8_Pointer)))) <= (*(var_1_3_Pointer))) ? ((*(var_1_6_Pointer)) == ((signed short int) ((8 + (*(var_1_15_Pointer))) - (*(var_1_15_Pointer))))) : ((*(var_1_2_Pointer)) ? ((*(var_1_11_Pointer)) ? ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) : 1) : ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer))))))) && ((*(var_1_12_Pointer)) == ((unsigned long int) last_1_var_1_15))) && (((*(var_1_7_Pointer)) < ((*(var_1_8_Pointer)) - (*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer)) == ((float) (((((*(var_1_4_Pointer))) > (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))))))) ? ((*(var_1_4_Pointer))) : (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer)))))))))) : 1) [L119] EXPR (((((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) + (((((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer))))))))) : 1) && (((- ((*(var_1_7_Pointer)) - (*(var_1_8_Pointer)))) <= (*(var_1_3_Pointer))) ? ((*(var_1_6_Pointer)) == ((signed short int) ((8 + (*(var_1_15_Pointer))) - (*(var_1_15_Pointer))))) : ((*(var_1_2_Pointer)) ? ((*(var_1_11_Pointer)) ? ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) : 1) : ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer))))))) && ((*(var_1_12_Pointer)) == ((unsigned long int) last_1_var_1_15))) && (((*(var_1_7_Pointer)) < ((*(var_1_8_Pointer)) - (*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer)) == ((float) (((((*(var_1_4_Pointer))) > (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))))))) ? ((*(var_1_4_Pointer))) : (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer)))))))))) : 1)) && (((*(var_1_9_Pointer)) >= (*(var_1_10_Pointer))) ? ((((*(var_1_9_Pointer)) + last_1_var_1_15) >= (*(var_1_12_Pointer))) ? ((*(var_1_15_Pointer)) == ((unsigned char) (*(var_1_16_Pointer)))) : ((*(var_1_15_Pointer)) == ((unsigned char) (*(var_1_16_Pointer))))) : 1) [L119-L120] return (((((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) + (((((*(var_1_4_Pointer))) < ((49.5 + (*(var_1_5_Pointer))))) ? ((*(var_1_4_Pointer))) : ((49.5 + (*(var_1_5_Pointer))))))))) : 1) && (((- ((*(var_1_7_Pointer)) - (*(var_1_8_Pointer)))) <= (*(var_1_3_Pointer))) ? ((*(var_1_6_Pointer)) == ((signed short int) ((8 + (*(var_1_15_Pointer))) - (*(var_1_15_Pointer))))) : ((*(var_1_2_Pointer)) ? ((*(var_1_11_Pointer)) ? ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer)))) : 1) : ((*(var_1_6_Pointer)) == ((signed short int) (*(var_1_15_Pointer))))))) && ((*(var_1_12_Pointer)) == ((unsigned long int) last_1_var_1_15))) && (((*(var_1_7_Pointer)) < ((*(var_1_8_Pointer)) - (*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer)) == ((float) (((((*(var_1_4_Pointer))) > (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer))))))) ? ((*(var_1_4_Pointer))) : (((((((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) > ((*(var_1_3_Pointer)))) ? (((((127.4f) > ((*(var_1_5_Pointer)))) ? (127.4f) : ((*(var_1_5_Pointer)))))) : ((*(var_1_3_Pointer)))))))))) : 1)) && (((*(var_1_9_Pointer)) >= (*(var_1_10_Pointer))) ? ((((*(var_1_9_Pointer)) + last_1_var_1_15) >= (*(var_1_12_Pointer))) ? ((*(var_1_15_Pointer)) == ((unsigned char) (*(var_1_16_Pointer)))) : ((*(var_1_15_Pointer)) == ((unsigned char) (*(var_1_16_Pointer))))) : 1) ; [L129] RET, EXPR property() [L129] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=16, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_12={15:0}, var_1_12_Pointer={15:0}, var_1_13={16:0}, var_1_13_Pointer={16:0}, var_1_14={17:0}, var_1_14_Pointer={17:0}, var_1_15={18:0}, var_1_15_Pointer={18:0}, var_1_16={19:0}, var_1_16_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 41 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.7s, OverallIterations: 1, TraceHistogramMax: 16, 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=41occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 3.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 04:27:28,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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_b1ed7686-545f-4d72-8845-77921f70a3f0/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 f8118e579ef4e3ad5faaa9b6d928fc4dda4bd859822f258d10da0e3bf596f403 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:27:31,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:27:31,395 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:27:31,406 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:27:31,407 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:27:31,442 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:27:31,442 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:27:31,443 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:27:31,443 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:27:31,444 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:27:31,444 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:27:31,445 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:27:31,445 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:27:31,445 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:27:31,445 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:27:31,445 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:27:31,446 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:27:31,446 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:27:31,446 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:27:31,447 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:27:31,447 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:27:31,447 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:27:31,447 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:27:31,447 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:27:31,447 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:27:31,448 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:27:31,448 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:27:31,448 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:27:31,448 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:27:31,448 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:27:31,448 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:27:31,448 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:27:31,448 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:27:31,449 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:27:31,449 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:27:31,449 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:27:31,449 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:27:31,450 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:27:31,450 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:27:31,450 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:27:31,450 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:27:31,450 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:27:31,450 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:27:31,451 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_b1ed7686-545f-4d72-8845-77921f70a3f0/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 -> f8118e579ef4e3ad5faaa9b6d928fc4dda4bd859822f258d10da0e3bf596f403 [2024-11-14 04:27:31,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:27:31,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:27:31,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:27:31,792 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:27:31,793 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:27:31,794 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-17.i Unable to find full path for "g++" [2024-11-14 04:27:33,658 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:27:33,966 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:27:33,968 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-17.i [2024-11-14 04:27:33,982 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/data/8682823d7/af34c1784a044f7d8a5b6db61ac32fa0/FLAG8c8bb7bc5 [2024-11-14 04:27:34,004 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/data/8682823d7/af34c1784a044f7d8a5b6db61ac32fa0 [2024-11-14 04:27:34,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:27:34,012 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:27:34,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:27:34,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:27:34,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:27:34,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:27:34" (1/1) ... [2024-11-14 04:27:34,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685f778a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34, skipping insertion in model container [2024-11-14 04:27:34,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:27:34" (1/1) ... [2024-11-14 04:27:34,047 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:27:34,224 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_b1ed7686-545f-4d72-8845-77921f70a3f0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-17.i[916,929] [2024-11-14 04:27:34,330 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:27:34,358 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:27:34,372 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_b1ed7686-545f-4d72-8845-77921f70a3f0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-17.i[916,929] [2024-11-14 04:27:34,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:27:34,471 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:27:34,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34 WrapperNode [2024-11-14 04:27:34,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:27:34,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:27:34,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:27:34,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:27:34,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34" (1/1) ... [2024-11-14 04:27:34,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34" (1/1) ... [2024-11-14 04:27:34,553 INFO L138 Inliner]: procedures = 39, calls = 199, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 659 [2024-11-14 04:27:34,553 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:27:34,554 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:27:34,554 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:27:34,554 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:27:34,562 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34" (1/1) ... [2024-11-14 04:27:34,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34" (1/1) ... [2024-11-14 04:27:34,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34" (1/1) ... [2024-11-14 04:27:34,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34" (1/1) ... [2024-11-14 04:27:34,590 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34" (1/1) ... [2024-11-14 04:27:34,595 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34" (1/1) ... [2024-11-14 04:27:34,599 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34" (1/1) ... [2024-11-14 04:27:34,602 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34" (1/1) ... [2024-11-14 04:27:34,612 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:27:34,613 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:27:34,613 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:27:34,613 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:27:34,617 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34" (1/1) ... [2024-11-14 04:27:34,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:27:34,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:27:34,658 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:27:34,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:27:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:27:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-14 04:27:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-14 04:27:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-14 04:27:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-14 04:27:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:27:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-14 04:27:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-14 04:27:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-14 04:27:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-14 04:27:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-14 04:27:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-14 04:27:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-14 04:27:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:27:34,696 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:27:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:27:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:27:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-14 04:27:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-14 04:27:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-14 04:27:34,888 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:27:34,892 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:27:38,488 INFO L? ?]: Removed 182 outVars from TransFormulas that were not future-live. [2024-11-14 04:27:38,488 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:27:38,507 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:27:38,510 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:27:38,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:27:38 BoogieIcfgContainer [2024-11-14 04:27:38,511 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:27:38,513 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:27:38,514 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:27:38,519 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:27:38,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:27:34" (1/3) ... [2024-11-14 04:27:38,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223a8aab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:27:38, skipping insertion in model container [2024-11-14 04:27:38,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:34" (2/3) ... [2024-11-14 04:27:38,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223a8aab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:27:38, skipping insertion in model container [2024-11-14 04:27:38,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:27:38" (3/3) ... [2024-11-14 04:27:38,521 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-17.i [2024-11-14 04:27:38,536 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:27:38,538 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-17.i that has 2 procedures, 144 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:27:38,599 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:27:38,612 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;@752a0629, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:27:38,612 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:27:38,618 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 125 states have (on average 1.456) internal successors, (182), 126 states have internal predecessors, (182), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 04:27:38,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-14 04:27:38,637 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:27:38,637 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:27:38,638 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:27:38,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:27:38,644 INFO L85 PathProgramCache]: Analyzing trace with hash -646662820, now seen corresponding path program 1 times [2024-11-14 04:27:38,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:27:38,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1839059090] [2024-11-14 04:27:38,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:27:38,657 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 04:27:38,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:27:38,661 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:27:38,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 04:27:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:27:39,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 04:27:39,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:27:39,458 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-11-14 04:27:39,458 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:27:39,459 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:27:39,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1839059090] [2024-11-14 04:27:39,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1839059090] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:27:39,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:27:39,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:27:39,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045436484] [2024-11-14 04:27:39,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:27:39,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 04:27:39,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:27:39,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 04:27:39,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:27:39,499 INFO L87 Difference]: Start difference. First operand has 144 states, 125 states have (on average 1.456) internal successors, (182), 126 states have internal predecessors, (182), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-14 04:27:39,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:27:39,547 INFO L93 Difference]: Finished difference Result 281 states and 438 transitions. [2024-11-14 04:27:39,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 04:27:39,550 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 141 [2024-11-14 04:27:39,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:27:39,560 INFO L225 Difference]: With dead ends: 281 [2024-11-14 04:27:39,561 INFO L226 Difference]: Without dead ends: 140 [2024-11-14 04:27:39,566 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:27:39,571 INFO L432 NwaCegarLoop]: 207 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, 207 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:27:39,572 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 04:27:39,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-14 04:27:39,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2024-11-14 04:27:39,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 122 states have (on average 1.4344262295081966) internal successors, (175), 122 states have internal predecessors, (175), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 04:27:39,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 207 transitions. [2024-11-14 04:27:39,631 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 207 transitions. Word has length 141 [2024-11-14 04:27:39,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:27:39,631 INFO L471 AbstractCegarLoop]: Abstraction has 140 states and 207 transitions. [2024-11-14 04:27:39,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-14 04:27:39,632 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 207 transitions. [2024-11-14 04:27:39,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-14 04:27:39,635 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:27:39,635 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:27:39,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 04:27:39,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:27:39,836 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:27:39,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:27:39,837 INFO L85 PathProgramCache]: Analyzing trace with hash -350762720, now seen corresponding path program 1 times [2024-11-14 04:27:39,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:27:39,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1874277975] [2024-11-14 04:27:39,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:27:39,839 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 04:27:39,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:27:39,841 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:27:39,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 04:27:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:27:40,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:27:40,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:27:40,533 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-14 04:27:40,533 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:27:40,533 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:27:40,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1874277975] [2024-11-14 04:27:40,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1874277975] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:27:40,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:27:40,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:27:40,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703224272] [2024-11-14 04:27:40,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:27:40,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:27:40,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:27:40,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:27:40,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:27:40,539 INFO L87 Difference]: Start difference. First operand 140 states and 207 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-14 04:27:40,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:27:40,641 INFO L93 Difference]: Finished difference Result 279 states and 414 transitions. [2024-11-14 04:27:40,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:27:40,642 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 141 [2024-11-14 04:27:40,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:27:40,644 INFO L225 Difference]: With dead ends: 279 [2024-11-14 04:27:40,644 INFO L226 Difference]: Without dead ends: 142 [2024-11-14 04:27:40,645 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 138 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 04:27:40,646 INFO L432 NwaCegarLoop]: 205 mSDtfsCounter, 0 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:27:40,646 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 604 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:27:40,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2024-11-14 04:27:40,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2024-11-14 04:27:40,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 124 states have (on average 1.4274193548387097) internal successors, (177), 124 states have internal predecessors, (177), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 04:27:40,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 209 transitions. [2024-11-14 04:27:40,660 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 209 transitions. Word has length 141 [2024-11-14 04:27:40,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:27:40,661 INFO L471 AbstractCegarLoop]: Abstraction has 142 states and 209 transitions. [2024-11-14 04:27:40,662 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-14 04:27:40,662 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 209 transitions. [2024-11-14 04:27:40,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-14 04:27:40,664 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:27:40,664 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:27:40,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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)] Ended with exit code 0 [2024-11-14 04:27:40,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:27:40,865 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:27:40,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:27:40,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1951833826, now seen corresponding path program 1 times [2024-11-14 04:27:40,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:27:40,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [672827694] [2024-11-14 04:27:40,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:27:40,867 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 04:27:40,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:27:40,871 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:27:40,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-14 04:27:41,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:27:41,675 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:27:41,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:27:41,747 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-14 04:27:41,749 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:27:41,749 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:27:41,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [672827694] [2024-11-14 04:27:41,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [672827694] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:27:41,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:27:41,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:27:41,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024588819] [2024-11-14 04:27:41,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:27:41,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:27:41,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:27:41,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:27:41,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:27:41,751 INFO L87 Difference]: Start difference. First operand 142 states and 209 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-14 04:27:41,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:27:41,928 INFO L93 Difference]: Finished difference Result 283 states and 418 transitions. [2024-11-14 04:27:41,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:27:41,929 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 141 [2024-11-14 04:27:41,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:27:41,930 INFO L225 Difference]: With dead ends: 283 [2024-11-14 04:27:41,930 INFO L226 Difference]: Without dead ends: 144 [2024-11-14 04:27:41,931 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 138 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 04:27:41,932 INFO L432 NwaCegarLoop]: 205 mSDtfsCounter, 0 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:27:41,933 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 604 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-14 04:27:41,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-14 04:27:41,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2024-11-14 04:27:41,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 126 states have (on average 1.4206349206349207) internal successors, (179), 126 states have internal predecessors, (179), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 04:27:41,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 211 transitions. [2024-11-14 04:27:41,951 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 211 transitions. Word has length 141 [2024-11-14 04:27:41,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:27:41,952 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 211 transitions. [2024-11-14 04:27:41,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-14 04:27:41,952 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 211 transitions. [2024-11-14 04:27:41,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-14 04:27:41,954 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:27:41,955 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:27:41,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-14 04:27:42,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:27:42,156 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:27:42,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:27:42,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1158608871, now seen corresponding path program 1 times [2024-11-14 04:27:42,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:27:42,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1109614521] [2024-11-14 04:27:42,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:27:42,158 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:27:42,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:27:42,160 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:27:42,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-14 04:27:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:27:42,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:27:42,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:27:43,187 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:27:43,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-14 04:27:43,263 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-14 04:27:43,266 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:27:43,266 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:27:43,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1109614521] [2024-11-14 04:27:43,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1109614521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:27:43,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:27:43,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:27:43,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852287351] [2024-11-14 04:27:43,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:27:43,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:27:43,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:27:43,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:27:43,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:27:43,268 INFO L87 Difference]: Start difference. First operand 144 states and 211 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-14 04:27:48,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:27:48,572 INFO L93 Difference]: Finished difference Result 285 states and 419 transitions. [2024-11-14 04:27:48,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:27:48,573 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 143 [2024-11-14 04:27:48,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:27:48,575 INFO L225 Difference]: With dead ends: 285 [2024-11-14 04:27:48,578 INFO L226 Difference]: Without dead ends: 144 [2024-11-14 04:27:48,579 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:27:48,579 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 176 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:27:48,580 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 504 Invalid, 316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-11-14 04:27:48,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-14 04:27:48,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 142. [2024-11-14 04:27:48,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 124 states have (on average 1.4193548387096775) internal successors, (176), 124 states have internal predecessors, (176), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 04:27:48,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 208 transitions. [2024-11-14 04:27:48,601 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 208 transitions. Word has length 143 [2024-11-14 04:27:48,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:27:48,602 INFO L471 AbstractCegarLoop]: Abstraction has 142 states and 208 transitions. [2024-11-14 04:27:48,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-14 04:27:48,603 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 208 transitions. [2024-11-14 04:27:48,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-14 04:27:48,608 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:27:48,608 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:27:48,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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)] Ended with exit code 0 [2024-11-14 04:27:48,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:27:48,809 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:27:48,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:27:48,809 INFO L85 PathProgramCache]: Analyzing trace with hash -1683953791, now seen corresponding path program 1 times [2024-11-14 04:27:48,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:27:48,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [617903167] [2024-11-14 04:27:48,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:27:48,810 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 04:27:48,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:27:48,812 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:27:48,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:27:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:27:49,505 INFO L255 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 04:27:49,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:27:49,957 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:27:49,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 154 treesize of output 64 [2024-11-14 04:27:50,093 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:27:50,093 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:27:50,557 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:27:50,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 1 [2024-11-14 04:27:50,602 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-14 04:27:50,602 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:27:50,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [617903167] [2024-11-14 04:27:50,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [617903167] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:27:50,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [78844414] [2024-11-14 04:27:50,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:27:50,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:27:50,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:27:50,609 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:27:50,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-14 04:27:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:27:52,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 04:27:52,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:27:52,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-14 04:27:54,785 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 04:27:54,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 04:27:55,373 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-14 04:27:55,374 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:27:55,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [78844414] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:27:55,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 04:27:55,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9, 8] total 18 [2024-11-14 04:27:55,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916323862] [2024-11-14 04:27:55,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:27:55,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 04:27:55,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:27:55,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 04:27:55,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2024-11-14 04:27:55,377 INFO L87 Difference]: Start difference. First operand 142 states and 208 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-14 04:28:02,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:28:02,412 INFO L93 Difference]: Finished difference Result 492 states and 723 transitions. [2024-11-14 04:28:02,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:28:02,413 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 145 [2024-11-14 04:28:02,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:28:02,416 INFO L225 Difference]: With dead ends: 492 [2024-11-14 04:28:02,416 INFO L226 Difference]: Without dead ends: 353 [2024-11-14 04:28:02,417 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 416 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2024-11-14 04:28:02,418 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 225 mSDsluCounter, 702 mSDsCounter, 0 mSdLazyCounter, 595 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 846 SdHoareTripleChecker+Invalid, 599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:28:02,418 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 846 Invalid, 599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 595 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2024-11-14 04:28:02,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2024-11-14 04:28:02,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 238. [2024-11-14 04:28:02,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 203 states have (on average 1.4039408866995073) internal successors, (285), 203 states have internal predecessors, (285), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 04:28:02,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 349 transitions. [2024-11-14 04:28:02,474 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 349 transitions. Word has length 145 [2024-11-14 04:28:02,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:28:02,474 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 349 transitions. [2024-11-14 04:28:02,474 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-14 04:28:02,475 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 349 transitions. [2024-11-14 04:28:02,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-14 04:28:02,477 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:28:02,477 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:28:02,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:28:02,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-14 04:28:02,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 04:28:02,878 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:28:02,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:28:02,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1003895421, now seen corresponding path program 1 times [2024-11-14 04:28:02,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:28:02,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [462019415] [2024-11-14 04:28:02,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:28:02,879 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 04:28:02,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:28:02,881 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:28:02,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:28:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:28:03,527 INFO L255 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 04:28:03,531 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:28:03,862 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:03,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 154 treesize of output 64 [2024-11-14 04:28:03,986 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:28:03,986 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:28:04,380 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:04,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 1 [2024-11-14 04:28:04,427 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-14 04:28:04,427 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:28:04,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [462019415] [2024-11-14 04:28:04,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [462019415] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:28:04,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1821431878] [2024-11-14 04:28:04,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:28:04,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:28:04,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:28:04,430 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:28:04,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-14 04:28:06,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:28:06,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 04:28:06,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:28:07,310 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:07,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 83 [2024-11-14 04:28:07,347 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:28:07,348 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:28:07,954 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:07,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 148 treesize of output 1 [2024-11-14 04:28:07,996 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-14 04:28:07,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1821431878] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:28:07,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1852420964] [2024-11-14 04:28:07,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:28:07,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:28:07,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:28:07,999 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:28:08,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-14 04:28:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:28:08,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:28:08,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:28:08,874 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:08,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-14 04:28:08,995 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-11-14 04:28:08,995 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:28:08,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1852420964] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:28:08,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-14 04:28:08,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 8, 10, 9] total 19 [2024-11-14 04:28:08,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511135673] [2024-11-14 04:28:08,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:28:08,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:28:08,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:28:08,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:28:08,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2024-11-14 04:28:08,997 INFO L87 Difference]: Start difference. First operand 238 states and 349 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-14 04:28:12,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:28:14,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:28:14,572 INFO L93 Difference]: Finished difference Result 417 states and 609 transitions. [2024-11-14 04:28:14,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:28:14,573 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 145 [2024-11-14 04:28:14,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:28:14,575 INFO L225 Difference]: With dead ends: 417 [2024-11-14 04:28:14,575 INFO L226 Difference]: Without dead ends: 240 [2024-11-14 04:28:14,576 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 723 GetRequests, 702 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=75, Invalid=387, Unknown=0, NotChecked=0, Total=462 [2024-11-14 04:28:14,577 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 142 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 498 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:28:14,577 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 498 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2024-11-14 04:28:14,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-11-14 04:28:14,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 238. [2024-11-14 04:28:14,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 203 states have (on average 1.3940886699507389) internal successors, (283), 203 states have internal predecessors, (283), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 04:28:14,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 347 transitions. [2024-11-14 04:28:14,593 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 347 transitions. Word has length 145 [2024-11-14 04:28:14,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:28:14,593 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 347 transitions. [2024-11-14 04:28:14,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-14 04:28:14,594 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 347 transitions. [2024-11-14 04:28:14,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-14 04:28:14,596 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:28:14,596 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:28:14,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:28:14,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-14 04:28:15,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-14 04:28:15,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 04:28:15,197 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:28:15,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:28:15,197 INFO L85 PathProgramCache]: Analyzing trace with hash -1000558743, now seen corresponding path program 1 times [2024-11-14 04:28:15,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:28:15,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [107519116] [2024-11-14 04:28:15,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:28:15,198 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 04:28:15,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:28:15,200 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:28:15,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-14 04:28:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:28:15,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 04:28:15,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:28:16,302 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:16,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 154 treesize of output 64 [2024-11-14 04:28:16,401 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:28:16,401 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:28:16,750 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:16,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 1 [2024-11-14 04:28:16,781 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-14 04:28:16,781 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:28:16,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [107519116] [2024-11-14 04:28:16,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [107519116] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:28:16,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1545549142] [2024-11-14 04:28:16,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:28:16,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:28:16,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:28:16,784 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:28:16,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-14 04:28:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:28:19,303 INFO L255 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-14 04:28:19,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:28:19,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 10 [2024-11-14 04:28:24,054 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:24,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 213 treesize of output 87 [2024-11-14 04:28:24,082 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:28:24,082 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:28:24,700 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-14 04:28:24,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1545549142] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:28:24,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [991119380] [2024-11-14 04:28:24,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:28:24,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:28:24,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:28:24,703 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:28:24,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-14 04:28:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:28:25,085 INFO L255 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:28:25,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:28:25,395 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:25,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-14 04:28:25,517 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-11-14 04:28:25,517 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:28:25,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [991119380] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:28:25,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-14 04:28:25,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 8, 10, 9] total 21 [2024-11-14 04:28:25,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518273819] [2024-11-14 04:28:25,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:28:25,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:28:25,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:28:25,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:28:25,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=341, Unknown=2, NotChecked=0, Total=420 [2024-11-14 04:28:25,519 INFO L87 Difference]: Start difference. First operand 238 states and 347 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-14 04:28:30,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:28:30,335 INFO L93 Difference]: Finished difference Result 436 states and 634 transitions. [2024-11-14 04:28:30,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:28:30,336 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 147 [2024-11-14 04:28:30,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:28:30,337 INFO L225 Difference]: With dead ends: 436 [2024-11-14 04:28:30,337 INFO L226 Difference]: Without dead ends: 240 [2024-11-14 04:28:30,338 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 733 GetRequests, 710 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=91, Invalid=459, Unknown=2, NotChecked=0, Total=552 [2024-11-14 04:28:30,339 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 164 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 494 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:28:30,339 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 494 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-14 04:28:30,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-11-14 04:28:30,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 238. [2024-11-14 04:28:30,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 203 states have (on average 1.3842364532019704) internal successors, (281), 203 states have internal predecessors, (281), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 04:28:30,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 345 transitions. [2024-11-14 04:28:30,354 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 345 transitions. Word has length 147 [2024-11-14 04:28:30,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:28:30,354 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 345 transitions. [2024-11-14 04:28:30,354 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-14 04:28:30,354 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 345 transitions. [2024-11-14 04:28:30,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-14 04:28:30,359 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:28:30,359 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:28:30,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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)] Forceful destruction successful, exit code 0 [2024-11-14 04:28:30,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-14 04:28:30,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-14 04:28:30,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 04:28:30,960 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:28:30,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:28:30,961 INFO L85 PathProgramCache]: Analyzing trace with hash 129153219, now seen corresponding path program 1 times [2024-11-14 04:28:30,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:28:30,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1997476726] [2024-11-14 04:28:30,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:28:30,961 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 04:28:30,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:28:30,963 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:28:30,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2024-11-14 04:28:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:28:31,633 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 04:28:31,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:28:31,910 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:31,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 154 treesize of output 64 [2024-11-14 04:28:32,012 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:28:32,012 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:28:32,361 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:32,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 1 [2024-11-14 04:28:32,394 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-14 04:28:32,394 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:28:32,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1997476726] [2024-11-14 04:28:32,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1997476726] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:28:32,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [32124673] [2024-11-14 04:28:32,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:28:32,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:28:32,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:28:32,396 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:28:32,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-14 04:28:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:28:35,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-14 04:28:35,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:28:35,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2024-11-14 04:28:39,767 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:39,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 221 treesize of output 91 [2024-11-14 04:28:39,794 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:28:39,794 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:28:40,342 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-14 04:28:40,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [32124673] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:28:40,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [459048823] [2024-11-14 04:28:40,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:28:40,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:28:40,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:28:40,344 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:28:40,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-14 04:28:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:28:40,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 04:28:40,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:28:45,054 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:45,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 83 [2024-11-14 04:28:45,086 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:28:45,086 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:28:45,362 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:28:45,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 148 treesize of output 1 [2024-11-14 04:28:45,399 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-14 04:28:45,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [459048823] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:28:45,399 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 04:28:45,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 10, 9, 10, 9] total 19 [2024-11-14 04:28:45,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462344255] [2024-11-14 04:28:45,400 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 04:28:45,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-14 04:28:45,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:28:45,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-14 04:28:45,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=258, Unknown=4, NotChecked=0, Total=342 [2024-11-14 04:28:45,401 INFO L87 Difference]: Start difference. First operand 238 states and 345 transitions. Second operand has 19 states, 18 states have (on average 6.555555555555555) internal successors, (118), 19 states have internal predecessors, (118), 4 states have call successors, (31), 3 states have call predecessors, (31), 4 states have return successors, (31), 3 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-14 04:28:47,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:28:51,953 WARN L539 Checker$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 04:28:59,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:29:00,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:29:00,702 INFO L93 Difference]: Finished difference Result 468 states and 669 transitions. [2024-11-14 04:29:00,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:29:00,703 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 6.555555555555555) internal successors, (118), 19 states have internal predecessors, (118), 4 states have call successors, (31), 3 states have call predecessors, (31), 4 states have return successors, (31), 3 states have call predecessors, (31), 4 states have call successors, (31) Word has length 149 [2024-11-14 04:29:00,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:29:00,705 INFO L225 Difference]: With dead ends: 468 [2024-11-14 04:29:00,705 INFO L226 Difference]: Without dead ends: 242 [2024-11-14 04:29:00,706 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 900 GetRequests, 871 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=184, Invalid=682, Unknown=4, NotChecked=0, Total=870 [2024-11-14 04:29:00,707 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 171 mSDsluCounter, 550 mSDsCounter, 0 mSdLazyCounter, 785 mSolverCounterSat, 10 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 785 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:29:00,707 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 678 Invalid, 798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 785 Invalid, 3 Unknown, 0 Unchecked, 14.7s Time] [2024-11-14 04:29:00,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2024-11-14 04:29:00,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 238. [2024-11-14 04:29:00,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 203 states have (on average 1.3645320197044335) internal successors, (277), 203 states have internal predecessors, (277), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 04:29:00,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 341 transitions. [2024-11-14 04:29:00,722 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 341 transitions. Word has length 149 [2024-11-14 04:29:00,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:29:00,723 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 341 transitions. [2024-11-14 04:29:00,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 6.555555555555555) internal successors, (118), 19 states have internal predecessors, (118), 4 states have call successors, (31), 3 states have call predecessors, (31), 4 states have return successors, (31), 3 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-14 04:29:00,723 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 341 transitions. [2024-11-14 04:29:00,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-14 04:29:00,725 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:29:00,725 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:29:00,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2024-11-14 04:29:00,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-14 04:29:01,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-14 04:29:01,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 04:29:01,326 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:29:01,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:29:01,327 INFO L85 PathProgramCache]: Analyzing trace with hash 10711745, now seen corresponding path program 1 times [2024-11-14 04:29:01,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:29:01,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [253561832] [2024-11-14 04:29:01,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:29:01,327 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 04:29:01,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:29:01,329 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:29:01,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:29:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:29:02,010 INFO L255 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 04:29:02,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:29:02,071 INFO L349 Elim1Store]: treesize reduction 27, result has 35.7 percent of original size [2024-11-14 04:29:02,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2024-11-14 04:29:02,168 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:29:02,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 66 [2024-11-14 04:29:02,241 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-14 04:29:02,242 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:29:02,242 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:29:02,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [253561832] [2024-11-14 04:29:02,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [253561832] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:29:02,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:29:02,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 04:29:02,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863736800] [2024-11-14 04:29:02,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:29:02,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:29:02,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:29:02,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:29:02,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:29:02,243 INFO L87 Difference]: Start difference. First operand 238 states and 341 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-14 04:29:07,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:29:07,644 INFO L93 Difference]: Finished difference Result 465 states and 667 transitions. [2024-11-14 04:29:07,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 04:29:07,645 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 149 [2024-11-14 04:29:07,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:29:07,647 INFO L225 Difference]: With dead ends: 465 [2024-11-14 04:29:07,648 INFO L226 Difference]: Without dead ends: 326 [2024-11-14 04:29:07,648 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:29:07,649 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 82 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 299 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:29:07,649 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 720 Invalid, 299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 299 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-11-14 04:29:07,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2024-11-14 04:29:07,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 266. [2024-11-14 04:29:07,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 231 states have (on average 1.3636363636363635) internal successors, (315), 231 states have internal predecessors, (315), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 04:29:07,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 379 transitions. [2024-11-14 04:29:07,681 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 379 transitions. Word has length 149 [2024-11-14 04:29:07,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:29:07,682 INFO L471 AbstractCegarLoop]: Abstraction has 266 states and 379 transitions. [2024-11-14 04:29:07,682 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-14 04:29:07,682 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 379 transitions. [2024-11-14 04:29:07,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-14 04:29:07,683 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:29:07,683 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:29:07,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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)] Ended with exit code 0 [2024-11-14 04:29:07,889 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:29:07,889 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:29:07,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:29:07,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1057538369, now seen corresponding path program 1 times [2024-11-14 04:29:07,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:29:07,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [364063254] [2024-11-14 04:29:07,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:29:07,891 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 04:29:07,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:29:07,894 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:29:07,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2024-11-14 04:29:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:29:09,026 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-14 04:29:09,032 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:29:11,381 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 18 treesize of output 13 [2024-11-14 04:29:12,213 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 18 treesize of output 13 [2024-11-14 04:29:12,986 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 18 treesize of output 13 [2024-11-14 04:29:13,634 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 18 treesize of output 13 [2024-11-14 04:29:14,353 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 18 treesize of output 13 [2024-11-14 04:29:14,953 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 18 treesize of output 13 [2024-11-14 04:29:15,554 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 18 treesize of output 13 [2024-11-14 04:29:16,031 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 18 treesize of output 13 [2024-11-14 04:29:16,477 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 18 treesize of output 13 [2024-11-14 04:29:16,794 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 18 treesize of output 13 [2024-11-14 04:29:17,087 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 18 treesize of output 13 [2024-11-14 04:29:17,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 04:29:17,559 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 464 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-14 04:29:17,559 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:29:17,980 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_564 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_565 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~var_1_12_Pointer~0.base v_ArrVal_564))) (or (not (= (_ bv0 8) ((_ extract 7 0) (select (select .cse0 c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset)))) (= (_ bv0 8) ((_ extract 7 0) (select (select (store .cse0 c_~var_1_6_Pointer~0.base v_ArrVal_565) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset)))))) is different from false [2024-11-14 04:29:18,018 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:29:18,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [364063254] [2024-11-14 04:29:18,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [364063254] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:29:18,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [739367528] [2024-11-14 04:29:18,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:29:18,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:29:18,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:29:18,020 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:29:18,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-14 04:29:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:29:20,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 04:29:20,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:29:21,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 04:29:21,756 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-14 04:29:21,756 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:29:21,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [739367528] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:29:21,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 04:29:21,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [22] total 24 [2024-11-14 04:29:21,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135685913] [2024-11-14 04:29:21,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:29:21,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 04:29:21,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:29:21,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 04:29:21,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=611, Unknown=24, NotChecked=54, Total=870 [2024-11-14 04:29:21,758 INFO L87 Difference]: Start difference. First operand 266 states and 379 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-14 04:29:28,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:29:28,730 INFO L93 Difference]: Finished difference Result 505 states and 721 transitions. [2024-11-14 04:29:28,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 04:29:28,731 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 149 [2024-11-14 04:29:28,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:29:28,735 INFO L225 Difference]: With dead ends: 505 [2024-11-14 04:29:28,736 INFO L226 Difference]: Without dead ends: 330 [2024-11-14 04:29:28,737 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 294 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=192, Invalid=657, Unknown=25, NotChecked=56, Total=930 [2024-11-14 04:29:28,737 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 287 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:29:28,738 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 440 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2024-11-14 04:29:28,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2024-11-14 04:29:28,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 270. [2024-11-14 04:29:28,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 235 states have (on average 1.353191489361702) internal successors, (318), 235 states have internal predecessors, (318), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 04:29:28,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 382 transitions. [2024-11-14 04:29:28,756 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 382 transitions. Word has length 149 [2024-11-14 04:29:28,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:29:28,757 INFO L471 AbstractCegarLoop]: Abstraction has 270 states and 382 transitions. [2024-11-14 04:29:28,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-14 04:29:28,757 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 382 transitions. [2024-11-14 04:29:28,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-14 04:29:28,759 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:29:28,759 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:29:28,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-14 04:29:28,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Ended with exit code 0 [2024-11-14 04:29:29,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:29:29,160 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:29:29,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:29:29,160 INFO L85 PathProgramCache]: Analyzing trace with hash 505843829, now seen corresponding path program 1 times [2024-11-14 04:29:29,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:29:29,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1077124729] [2024-11-14 04:29:29,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:29:29,161 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 04:29:29,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:29:29,165 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:29:29,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 (20)] Waiting until timeout for monitored process [2024-11-14 04:29:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:29:30,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-14 04:29:30,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:29:30,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-14 04:29:32,328 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 04:29:32,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 04:29:32,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 04:29:32,702 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-14 04:29:32,702 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:29:32,702 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:29:32,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1077124729] [2024-11-14 04:29:32,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1077124729] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:29:32,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:29:32,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-14 04:29:32,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427664146] [2024-11-14 04:29:32,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:29:32,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 04:29:32,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:29:32,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 04:29:32,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:29:32,704 INFO L87 Difference]: Start difference. First operand 270 states and 382 transitions. Second operand has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-14 04:29:41,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:29:41,525 INFO L93 Difference]: Finished difference Result 592 states and 844 transitions. [2024-11-14 04:29:41,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:29:41,526 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 150 [2024-11-14 04:29:41,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:29:41,529 INFO L225 Difference]: With dead ends: 592 [2024-11-14 04:29:41,529 INFO L226 Difference]: Without dead ends: 427 [2024-11-14 04:29:41,529 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2024-11-14 04:29:41,530 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 207 mSDsluCounter, 759 mSDsCounter, 0 mSdLazyCounter, 714 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 902 SdHoareTripleChecker+Invalid, 720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:29:41,530 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 902 Invalid, 720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 714 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2024-11-14 04:29:41,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2024-11-14 04:29:41,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 271. [2024-11-14 04:29:41,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 236 states have (on average 1.3559322033898304) internal successors, (320), 236 states have internal predecessors, (320), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 04:29:41,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 384 transitions. [2024-11-14 04:29:41,559 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 384 transitions. Word has length 150 [2024-11-14 04:29:41,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:29:41,559 INFO L471 AbstractCegarLoop]: Abstraction has 271 states and 384 transitions. [2024-11-14 04:29:41,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-14 04:29:41,559 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 384 transitions. [2024-11-14 04:29:41,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-14 04:29:41,561 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:29:41,561 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:29:41,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 (20)] Ended with exit code 0 [2024-11-14 04:29:41,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:29:41,762 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:29:41,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:29:41,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1923225772, now seen corresponding path program 1 times [2024-11-14 04:29:41,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:29:41,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1389804272] [2024-11-14 04:29:41,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:29:41,763 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 04:29:41,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:29:41,765 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 04:29:41,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/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 (21)] Waiting until timeout for monitored process [2024-11-14 04:33:29,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:33:32,154 INFO L255 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-11-14 04:33:32,160 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:33:37,666 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 109 treesize of output 82 [2024-11-14 04:33:39,623 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 109 treesize of output 82 [2024-11-14 04:33:41,313 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 109 treesize of output 82 [2024-11-14 04:33:45,622 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 207 treesize of output 161 [2024-11-14 04:33:51,150 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 305 treesize of output 240 [2024-11-14 04:33:54,045 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 305 treesize of output 240 [2024-11-14 04:33:56,797 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 305 treesize of output 240 [2024-11-14 04:33:59,344 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 305 treesize of output 240 [2024-11-14 04:34:01,576 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 305 treesize of output 240 [2024-11-14 04:34:04,032 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 305 treesize of output 240 [2024-11-14 04:34:19,184 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 439 treesize of output 338 [2024-11-14 04:34:50,745 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:34:50,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 566 treesize of output 206 [2024-11-14 04:35:02,702 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 460 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-14 04:35:02,702 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:35:31,457 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_679 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse2 (store |c_#memory_int| c_~var_1_6_Pointer~0.base v_ArrVal_679))) (fp.leq (fp.neg (fp.sub c_currentRoundingMode (let ((.cse0 (let ((.cse1 (select .cse2 c_~var_1_7_Pointer~0.base))) (concat (select .cse1 (bvadd (_ bv4 32) c_~var_1_7_Pointer~0.offset)) (select .cse1 c_~var_1_7_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (let ((.cse3 (let ((.cse4 (select .cse2 c_~var_1_8_Pointer~0.base))) (concat (select .cse4 (bvadd c_~var_1_8_Pointer~0.offset (_ bv4 32))) (select .cse4 c_~var_1_8_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))))) (let ((.cse5 (let ((.cse6 (select .cse2 c_~var_1_3_Pointer~0.base))) (concat (select .cse6 (bvadd (_ bv4 32) c_~var_1_3_Pointer~0.offset)) (select .cse6 c_~var_1_3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5))))))) is different from false [2024-11-14 04:35:34,141 WARN L851 $PredicateComparison]: unable to prove that (or (fp.leq (fp.neg (fp.sub c_currentRoundingMode |c_ULTIMATE.start_step_#t~mem17#1| |c_ULTIMATE.start_step_#t~mem18#1|)) |c_ULTIMATE.start_step_#t~mem19#1|) (forall ((v_ArrVal_679 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse2 (store |c_#memory_int| c_~var_1_6_Pointer~0.base v_ArrVal_679))) (fp.leq (fp.neg (fp.sub c_currentRoundingMode (let ((.cse0 (let ((.cse1 (select .cse2 c_~var_1_7_Pointer~0.base))) (concat (select .cse1 (bvadd (_ bv4 32) c_~var_1_7_Pointer~0.offset)) (select .cse1 c_~var_1_7_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (let ((.cse3 (let ((.cse4 (select .cse2 c_~var_1_8_Pointer~0.base))) (concat (select .cse4 (bvadd c_~var_1_8_Pointer~0.offset (_ bv4 32))) (select .cse4 c_~var_1_8_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))))) (let ((.cse5 (let ((.cse6 (select .cse2 c_~var_1_3_Pointer~0.base))) (concat (select .cse6 (bvadd (_ bv4 32) c_~var_1_3_Pointer~0.offset)) (select .cse6 c_~var_1_3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5)))))))) is different from false [2024-11-14 04:35:38,775 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (bvadd (_ bv4 32) c_~var_1_7_Pointer~0.offset)) (.cse5 (bvadd c_~var_1_8_Pointer~0.offset (_ bv4 32))) (.cse8 (bvadd (_ bv4 32) c_~var_1_3_Pointer~0.offset))) (or (fp.leq (fp.neg (fp.sub c_currentRoundingMode (let ((.cse0 (let ((.cse1 (select |c_#memory_int| c_~var_1_7_Pointer~0.base))) (concat (select .cse1 .cse2) (select .cse1 c_~var_1_7_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (let ((.cse3 (let ((.cse4 (select |c_#memory_int| c_~var_1_8_Pointer~0.base))) (concat (select .cse4 .cse5) (select .cse4 c_~var_1_8_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))))) (let ((.cse6 (let ((.cse7 (select |c_#memory_int| c_~var_1_3_Pointer~0.base))) (concat (select .cse7 .cse8) (select .cse7 c_~var_1_3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse6) ((_ extract 62 52) .cse6) ((_ extract 51 0) .cse6)))) (forall ((v_ArrVal_679 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse11 (store |c_#memory_int| c_~var_1_6_Pointer~0.base v_ArrVal_679))) (fp.leq (fp.neg (fp.sub c_currentRoundingMode (let ((.cse9 (let ((.cse10 (select .cse11 c_~var_1_7_Pointer~0.base))) (concat (select .cse10 .cse2) (select .cse10 c_~var_1_7_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse9) ((_ extract 62 52) .cse9) ((_ extract 51 0) .cse9))) (let ((.cse12 (let ((.cse13 (select .cse11 c_~var_1_8_Pointer~0.base))) (concat (select .cse13 .cse5) (select .cse13 c_~var_1_8_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse12) ((_ extract 62 52) .cse12) ((_ extract 51 0) .cse12))))) (let ((.cse14 (let ((.cse15 (select .cse11 c_~var_1_3_Pointer~0.base))) (concat (select .cse15 .cse8) (select .cse15 c_~var_1_3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse14) ((_ extract 62 52) .cse14) ((_ extract 51 0) .cse14))))))))) is different from false [2024-11-14 04:35:49,374 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_678 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_679 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (bvadd (_ bv4 32) c_~var_1_7_Pointer~0.offset)) (.cse6 (bvadd c_~var_1_8_Pointer~0.offset (_ bv4 32))) (.cse9 (bvadd (_ bv4 32) c_~var_1_3_Pointer~0.offset)) (.cse10 (store |c_#memory_int| c_~var_1_12_Pointer~0.base v_ArrVal_678))) (or (not (let ((.cse3 (store .cse10 c_~var_1_6_Pointer~0.base v_ArrVal_679))) (fp.leq (fp.neg (fp.sub c_currentRoundingMode (let ((.cse0 (let ((.cse1 (select .cse3 c_~var_1_7_Pointer~0.base))) (concat (select .cse1 .cse2) (select .cse1 c_~var_1_7_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (let ((.cse4 (let ((.cse5 (select .cse3 c_~var_1_8_Pointer~0.base))) (concat (select .cse5 .cse6) (select .cse5 c_~var_1_8_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))))) (let ((.cse7 (let ((.cse8 (select .cse3 c_~var_1_3_Pointer~0.base))) (concat (select .cse8 .cse9) (select .cse8 c_~var_1_3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7)))))) (fp.leq (fp.neg (fp.sub c_currentRoundingMode (let ((.cse11 (let ((.cse12 (select .cse10 c_~var_1_7_Pointer~0.base))) (concat (select .cse12 .cse2) (select .cse12 c_~var_1_7_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse11) ((_ extract 62 52) .cse11) ((_ extract 51 0) .cse11))) (let ((.cse13 (let ((.cse14 (select .cse10 c_~var_1_8_Pointer~0.base))) (concat (select .cse14 .cse6) (select .cse14 c_~var_1_8_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse13) ((_ extract 62 52) .cse13) ((_ extract 51 0) .cse13))))) (let ((.cse15 (let ((.cse16 (select .cse10 c_~var_1_3_Pointer~0.base))) (concat (select .cse16 .cse9) (select .cse16 c_~var_1_3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse15) ((_ extract 62 52) .cse15) ((_ extract 51 0) .cse15))))))) is different from false [2024-11-14 04:35:58,325 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:35:58,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1389804272] [2024-11-14 04:35:58,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1389804272] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:35:58,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1187072892] [2024-11-14 04:35:58,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:35:58,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:35:58,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:35:58,327 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:35:58,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ed7686-545f-4d72-8845-77921f70a3f0/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process