./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-70.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_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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_e0687a6b-a133-478a-b733-a80fc3073067/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 21018b8dbfba8116b3b0bab68e9887f4757cf1a4556541f23f42e4d95555f99e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:17:04,373 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:17:04,485 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:17:04,495 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:17:04,498 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:17:04,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:17:04,548 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:17:04,548 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:17:04,549 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:17:04,549 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:17:04,549 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:17:04,549 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:17:04,549 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:17:04,550 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:17:04,550 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:17:04,550 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:17:04,550 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:17:04,550 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:17:04,551 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:17:04,551 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:17:04,551 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:17:04,551 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:17:04,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:17:04,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:17:04,552 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:17:04,552 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:17:04,553 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:17:04,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:17:04,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:17:04,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:17:04,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:17:04,554 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:17:04,554 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:17:04,554 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:17:04,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:17:04,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:17:04,554 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:17:04,556 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:17:04,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:17:04,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:17:04,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:17:04,556 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:17:04,556 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:17:04,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:17:04,557 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:17:04,557 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:17:04,557 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:17:04,557 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_e0687a6b-a133-478a-b733-a80fc3073067/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 -> 21018b8dbfba8116b3b0bab68e9887f4757cf1a4556541f23f42e4d95555f99e [2024-11-14 04:17:04,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:17:04,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:17:04,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:17:04,995 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:17:04,995 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:17:04,997 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-70.i Unable to find full path for "g++" [2024-11-14 04:17:07,457 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:17:07,877 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:17:07,878 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-70.i [2024-11-14 04:17:07,888 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/data/c10d19c06/35b997b9e98d46e28aa4411bf2320c2b/FLAG9932b3b95 [2024-11-14 04:17:07,906 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/data/c10d19c06/35b997b9e98d46e28aa4411bf2320c2b [2024-11-14 04:17:07,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:17:07,910 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:17:07,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:17:07,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:17:07,916 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:17:07,917 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:17:07" (1/1) ... [2024-11-14 04:17:07,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fb46f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:07, skipping insertion in model container [2024-11-14 04:17:07,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:17:07" (1/1) ... [2024-11-14 04:17:07,948 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:17:08,135 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_e0687a6b-a133-478a-b733-a80fc3073067/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-70.i[917,930] [2024-11-14 04:17:08,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:17:08,251 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:17:08,265 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_e0687a6b-a133-478a-b733-a80fc3073067/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-70.i[917,930] [2024-11-14 04:17:08,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:17:08,338 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:17:08,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:08 WrapperNode [2024-11-14 04:17:08,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:17:08,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:17:08,341 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:17:08,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:17:08,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:08" (1/1) ... [2024-11-14 04:17:08,378 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:08" (1/1) ... [2024-11-14 04:17:08,445 INFO L138 Inliner]: procedures = 29, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 537 [2024-11-14 04:17:08,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:17:08,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:17:08,447 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:17:08,447 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:17:08,457 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:08" (1/1) ... [2024-11-14 04:17:08,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:08" (1/1) ... [2024-11-14 04:17:08,464 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:08" (1/1) ... [2024-11-14 04:17:08,465 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:08" (1/1) ... [2024-11-14 04:17:08,488 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:08" (1/1) ... [2024-11-14 04:17:08,494 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:08" (1/1) ... [2024-11-14 04:17:08,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:08" (1/1) ... [2024-11-14 04:17:08,500 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:08" (1/1) ... [2024-11-14 04:17:08,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:17:08,508 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:17:08,508 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:17:08,508 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:17:08,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:08" (1/1) ... [2024-11-14 04:17:08,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:17:08,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:17:08,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:17:08,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:17:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:17:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-14 04:17:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 04:17:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-14 04:17:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 04:17:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-14 04:17:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:17:08,602 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:17:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:17:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:17:08,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:17:08,850 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:17:08,853 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:17:09,743 INFO L? ?]: Removed 145 outVars from TransFormulas that were not future-live. [2024-11-14 04:17:09,743 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:17:10,532 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:17:10,533 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:17:10,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:17:10 BoogieIcfgContainer [2024-11-14 04:17:10,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:17:10,535 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:17:10,535 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:17:10,540 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:17:10,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:17:07" (1/3) ... [2024-11-14 04:17:10,542 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@793e12d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:17:10, skipping insertion in model container [2024-11-14 04:17:10,542 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:08" (2/3) ... [2024-11-14 04:17:10,543 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@793e12d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:17:10, skipping insertion in model container [2024-11-14 04:17:10,544 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:17:10" (3/3) ... [2024-11-14 04:17:10,546 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-70.i [2024-11-14 04:17:10,562 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:17:10,568 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-70.i that has 2 procedures, 33 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:17:10,652 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:17:10,676 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;@2ead31fb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:17:10,677 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:17:10,685 INFO L276 IsEmpty]: Start isEmpty. Operand has 33 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:17:10,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-14 04:17:10,697 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:10,698 INFO L215 NwaCegarLoop]: trace histogram [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:10,698 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:17:10,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:10,706 INFO L85 PathProgramCache]: Analyzing trace with hash 486862778, now seen corresponding path program 1 times [2024-11-14 04:17:10,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:17:10,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699274757] [2024-11-14 04:17:10,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:10,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:17:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:17:13,330 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:17:15,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:17:15,110 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:17:15,113 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:17:15,115 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:17:15,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:17:15,128 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:17:15,333 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:17:15,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:17:15 BoogieIcfgContainer [2024-11-14 04:17:15,341 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:17:15,343 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:17:15,343 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:17:15,344 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:17:15,345 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:17:10" (3/4) ... [2024-11-14 04:17:15,349 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:17:15,350 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:17:15,352 INFO L158 Benchmark]: Toolchain (without parser) took 7441.48ms. Allocated memory was 109.1MB in the beginning and 192.9MB in the end (delta: 83.9MB). Free memory was 83.5MB in the beginning and 87.2MB in the end (delta: -3.7MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. [2024-11-14 04:17:15,356 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:17:15,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.83ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 68.1MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:17:15,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.34ms. Allocated memory is still 109.1MB. Free memory was 68.1MB in the beginning and 64.2MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:17:15,357 INFO L158 Benchmark]: Boogie Preprocessor took 60.70ms. Allocated memory is still 109.1MB. Free memory was 64.2MB in the beginning and 61.4MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:17:15,358 INFO L158 Benchmark]: RCFGBuilder took 2025.52ms. Allocated memory is still 109.1MB. Free memory was 61.4MB in the beginning and 44.2MB in the end (delta: 17.2MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-14 04:17:15,358 INFO L158 Benchmark]: TraceAbstraction took 4805.89ms. Allocated memory was 109.1MB in the beginning and 192.9MB in the end (delta: 83.9MB). Free memory was 44.0MB in the beginning and 87.2MB in the end (delta: -43.2MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. [2024-11-14 04:17:15,358 INFO L158 Benchmark]: Witness Printer took 7.48ms. Allocated memory is still 192.9MB. Free memory was 87.2MB in the beginning and 87.2MB in the end (delta: 15.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:17:15,361 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.83ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 68.1MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.34ms. Allocated memory is still 109.1MB. Free memory was 68.1MB in the beginning and 64.2MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.70ms. Allocated memory is still 109.1MB. Free memory was 64.2MB in the beginning and 61.4MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2025.52ms. Allocated memory is still 109.1MB. Free memory was 61.4MB in the beginning and 44.2MB in the end (delta: 17.2MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * TraceAbstraction took 4805.89ms. Allocated memory was 109.1MB in the beginning and 192.9MB in the end (delta: 83.9MB). Free memory was 44.0MB in the beginning and 87.2MB in the end (delta: -43.2MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. * Witness Printer took 7.48ms. Allocated memory is still 192.9MB. Free memory was 87.2MB in the beginning and 87.2MB in the end (delta: 15.7kB). 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 shiftLeft at line 66, overapproximation of someBinaryArithmeticDOUBLEoperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 89, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 103. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 0 }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0]); [L26-L28] double double_Array_0[5] = { 255.375, 255.6, 8.3, 10000000.375, 0.0 }; [L29] double* double_Array_0_arraydouble_Array_0arrayVar0_Pointer = &(double_Array_0[0]); [L30] double* double_Array_0_arraydouble_Array_0arrayVar1_Pointer = &(double_Array_0[1]); [L31] double* double_Array_0_arraydouble_Array_0arrayVar2_Pointer = &(double_Array_0[2]); [L32] double* double_Array_0_arraydouble_Array_0arrayVar3_Pointer = &(double_Array_0[3]); [L33] double* double_Array_0_arraydouble_Array_0arrayVar4_Pointer = &(double_Array_0[4]); [L34-L36] signed char signed_char_Array_0[3] = { 5, 1, 25 }; [L37] signed char* signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer = &(signed_char_Array_0[0]); [L38] signed char* signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer = &(signed_char_Array_0[1]); [L39] signed char* signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer = &(signed_char_Array_0[2]); [L40-L42] signed long int signed_long_int_Array_0[1] = { -50 }; [L43] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer = &(signed_long_int_Array_0[0]); [L44-L46] unsigned char unsigned_char_Array_0[2] = { 50, 2 }; [L47] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer = &(unsigned_char_Array_0[0]); [L48] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer = &(unsigned_char_Array_0[1]); [L49-L51] unsigned short int unsigned_short_int_Array_0[2] = { 19138, 0 }; [L52] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer = &(unsigned_short_int_Array_0[0]); [L53] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer = &(unsigned_short_int_Array_0[1]); [L107] isInitial = 1 [L108] FCALL initially() [L109] COND TRUE 1 [L110] FCALL updateLastVariables() [L111] CALL updateVariables() [L79] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L80] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L80] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L81] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L81] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L82] double_Array_0[0] = __VERIFIER_nondet_double() [L83] EXPR double_Array_0[0] [L83] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F [L83] EXPR double_Array_0[0] [L83] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F [L83] EXPR (double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 4611686.018427382800e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L83] CALL assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 4611686.018427382800e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 4611686.018427382800e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L84] double_Array_0[1] = __VERIFIER_nondet_double() [L85] EXPR double_Array_0[1] [L85] EXPR double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F [L85] EXPR (double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F ) [L85] EXPR double_Array_0[1] [L85] EXPR double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F [L85] EXPR double_Array_0[1] [L85] EXPR double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F [L85] EXPR (double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L85] CALL assume_abort_if_not((double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not((double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L86] double_Array_0[3] = __VERIFIER_nondet_double() [L87] EXPR double_Array_0[3] [L87] EXPR double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F [L87] EXPR (double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F ) [L87] EXPR double_Array_0[3] [L87] EXPR double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F [L87] EXPR double_Array_0[3] [L87] EXPR double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F [L87] EXPR (double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L87] CALL assume_abort_if_not((double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not((double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L88] double_Array_0[4] = __VERIFIER_nondet_double() [L89] EXPR double_Array_0[4] [L89] EXPR double_Array_0[4] >= 4611686.018427382800e+12F && double_Array_0[4] <= -1.0e-20F [L89] EXPR (double_Array_0[4] >= 4611686.018427382800e+12F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854765600e+12F && double_Array_0[4] >= 1.0e-20F ) [L89] EXPR double_Array_0[4] [L89] EXPR double_Array_0[4] <= 9223372.036854765600e+12F && double_Array_0[4] >= 1.0e-20F [L89] EXPR double_Array_0[4] [L89] EXPR double_Array_0[4] <= 9223372.036854765600e+12F && double_Array_0[4] >= 1.0e-20F [L89] EXPR (double_Array_0[4] >= 4611686.018427382800e+12F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854765600e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L89] CALL assume_abort_if_not((double_Array_0[4] >= 4611686.018427382800e+12F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854765600e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not((double_Array_0[4] >= 4611686.018427382800e+12F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854765600e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L90] signed_char_Array_0[0] = __VERIFIER_nondet_char() [L91] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L91] CALL assume_abort_if_not(signed_char_Array_0[0] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(signed_char_Array_0[0] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L92] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L92] CALL assume_abort_if_not(signed_char_Array_0[0] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(signed_char_Array_0[0] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L93] unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L94] EXPR unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L94] CALL assume_abort_if_not(unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L95] EXPR unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L95] CALL assume_abort_if_not(unsigned_char_Array_0[1] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(unsigned_char_Array_0[1] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L96] unsigned_short_int_Array_0[0] = __VERIFIER_nondet_ushort() [L97] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L97] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] >= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(unsigned_short_int_Array_0[0] >= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L98] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L98] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(unsigned_short_int_Array_0[0] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L111] RET updateVariables() [L112] CALL step() [L57] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L57] (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) [L58] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L58] (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) = (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) [L59] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L59] COND FALSE !((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) [L62] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L62] (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) [L62] COND FALSE !((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) [L65] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer) [L65] unsigned short int stepLocal_0 = (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)); [L66] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L66] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L66] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L66] EXPR (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) [L66] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) [L66] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L66] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L66] EXPR (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) [L66] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) [L66] COND TRUE stepLocal_0 <= (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))) [L67] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L67] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L67] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer) [L67] EXPR ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) [L67] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L67] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L67] EXPR ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) [L67] (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) = ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))) [L71] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L71] unsigned char stepLocal_1 = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)); [L72] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L72] COND FALSE !((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < stepLocal_1) [L75] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar4_Pointer) [L75] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L75] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L75] (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) = (((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) [L112] RET step() [L113] CALL, EXPR property() [L103] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L103] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) == ((unsigned short int) ((17222 - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) + (((((29916) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (29916) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))) : 1 [L103] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) == ((unsigned short int) ((17222 - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) + (((((29916) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (29916) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))) : 1) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) == ((signed char) 8)) : 1) [L103] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L103] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) [L103] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) == ((signed char) 8)) : 1 [L103] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) == ((unsigned short int) ((17222 - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) + (((((29916) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (29916) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))) : 1) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) == ((signed char) 8)) : 1) [L103] EXPR (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) == ((unsigned short int) ((17222 - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) + (((((29916) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (29916) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))) : 1) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) == ((signed char) 8)) : 1)) && (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) <= (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))))) [L103] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) [L103] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) [L103] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) [L103] EXPR ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) <= (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))))) [L103] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer) [L103] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer) [L103] EXPR ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) <= (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))))) [L103] EXPR (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) == ((unsigned short int) ((17222 - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) + (((((29916) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (29916) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))) : 1) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) == ((signed char) 8)) : 1)) && (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) <= (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))))) [L103] EXPR ((((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) == ((unsigned short int) ((17222 - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) + (((((29916) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (29916) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))) : 1) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) == ((signed char) 8)) : 1)) && (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) <= (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))))))) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))))) [L103] EXPR (((((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) == ((unsigned short int) ((17222 - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) + (((((29916) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (29916) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))) : 1) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) == ((signed char) 8)) : 1)) && (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) <= (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))))))) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))))) && ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) [L103] EXPR ((((((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) == ((unsigned short int) ((17222 - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) + (((((29916) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (29916) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))) : 1) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) == ((signed char) 8)) : 1)) && (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) <= (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))))))) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))))) && ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))) && ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) [L103-L104] return ((((((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) == ((unsigned short int) ((17222 - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) + (((((29916) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (29916) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))) : 1) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) == ((signed char) 8)) : 1)) && (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) <= (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) < ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)) + (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))))))) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))))) && ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))) && ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ; [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={9:2}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 33 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 1, TraceHistogramMax: 12, 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=33occurred 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, 2.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 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 04:17:15,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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_e0687a6b-a133-478a-b733-a80fc3073067/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 21018b8dbfba8116b3b0bab68e9887f4757cf1a4556541f23f42e4d95555f99e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:17:18,765 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:17:18,950 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:17:18,968 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:17:18,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:17:19,027 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:17:19,029 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:17:19,029 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:17:19,030 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:17:19,030 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:17:19,031 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:17:19,032 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:17:19,032 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:17:19,032 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:17:19,032 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:17:19,032 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:17:19,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:17:19,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:17:19,035 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:17:19,035 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:17:19,035 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:17:19,036 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:17:19,036 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:17:19,036 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:17:19,036 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:17:19,037 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:17:19,037 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:17:19,037 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:17:19,037 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:17:19,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:17:19,037 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:17:19,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:17:19,038 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:17:19,038 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:17:19,038 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:17:19,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:17:19,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:17:19,040 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:17:19,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:17:19,040 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:17:19,040 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:17:19,040 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:17:19,041 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:17:19,041 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_e0687a6b-a133-478a-b733-a80fc3073067/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 -> 21018b8dbfba8116b3b0bab68e9887f4757cf1a4556541f23f42e4d95555f99e [2024-11-14 04:17:19,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:17:19,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:17:19,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:17:19,491 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:17:19,492 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:17:19,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-70.i Unable to find full path for "g++" [2024-11-14 04:17:22,138 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:17:22,592 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:17:22,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-70.i [2024-11-14 04:17:22,617 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/data/bf97c8fd2/fa0d681b644b40359fda456a9a1b94f6/FLAG4466db35b [2024-11-14 04:17:22,649 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/data/bf97c8fd2/fa0d681b644b40359fda456a9a1b94f6 [2024-11-14 04:17:22,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:17:22,657 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:17:22,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:17:22,661 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:17:22,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:17:22,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:17:22" (1/1) ... [2024-11-14 04:17:22,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f94fd53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:22, skipping insertion in model container [2024-11-14 04:17:22,671 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:17:22" (1/1) ... [2024-11-14 04:17:22,709 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:17:22,942 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_e0687a6b-a133-478a-b733-a80fc3073067/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-70.i[917,930] [2024-11-14 04:17:23,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:17:23,073 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:17:23,094 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_e0687a6b-a133-478a-b733-a80fc3073067/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-70.i[917,930] [2024-11-14 04:17:23,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:17:23,239 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:17:23,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:23 WrapperNode [2024-11-14 04:17:23,242 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:17:23,244 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:17:23,245 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:17:23,245 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:17:23,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:23" (1/1) ... [2024-11-14 04:17:23,285 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:23" (1/1) ... [2024-11-14 04:17:23,328 INFO L138 Inliner]: procedures = 36, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 508 [2024-11-14 04:17:23,328 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:17:23,329 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:17:23,329 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:17:23,329 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:17:23,339 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:23" (1/1) ... [2024-11-14 04:17:23,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:23" (1/1) ... [2024-11-14 04:17:23,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:23" (1/1) ... [2024-11-14 04:17:23,348 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:23" (1/1) ... [2024-11-14 04:17:23,370 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:23" (1/1) ... [2024-11-14 04:17:23,376 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:23" (1/1) ... [2024-11-14 04:17:23,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:23" (1/1) ... [2024-11-14 04:17:23,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:23" (1/1) ... [2024-11-14 04:17:23,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:17:23,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:17:23,391 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:17:23,391 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:17:23,392 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:23" (1/1) ... [2024-11-14 04:17:23,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:17:23,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:17:23,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:17:23,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:17:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:17:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-14 04:17:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-14 04:17:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-14 04:17:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-14 04:17:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:17:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-14 04:17:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-14 04:17:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-14 04:17:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-14 04:17:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:17:23,486 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:17:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:17:23,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:17:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-14 04:17:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-14 04:17:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-14 04:17:23,699 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:17:23,701 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:17:25,869 INFO L? ?]: Removed 135 outVars from TransFormulas that were not future-live. [2024-11-14 04:17:25,869 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:17:25,884 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:17:25,884 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:17:25,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:17:25 BoogieIcfgContainer [2024-11-14 04:17:25,885 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:17:25,889 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:17:25,889 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:17:25,896 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:17:25,896 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:17:22" (1/3) ... [2024-11-14 04:17:25,897 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@796fecef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:17:25, skipping insertion in model container [2024-11-14 04:17:25,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:17:23" (2/3) ... [2024-11-14 04:17:25,897 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@796fecef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:17:25, skipping insertion in model container [2024-11-14 04:17:25,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:17:25" (3/3) ... [2024-11-14 04:17:25,899 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-70.i [2024-11-14 04:17:25,920 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:17:25,922 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-70.i that has 2 procedures, 101 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:17:26,015 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:17:26,029 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;@21bcc789, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:17:26,029 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:17:26,034 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 86 states have (on average 1.441860465116279) internal successors, (124), 87 states have internal predecessors, (124), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:17:26,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-14 04:17:26,049 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:26,050 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:26,050 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:17:26,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:26,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1349067299, now seen corresponding path program 1 times [2024-11-14 04:17:26,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:17:26,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [782994064] [2024-11-14 04:17:26,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:26,072 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 04:17:26,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:17:26,075 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:26,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:26,769 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 04:17:26,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:17:26,832 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-14 04:17:26,832 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:17:26,833 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:17:26,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [782994064] [2024-11-14 04:17:26,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [782994064] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:26,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:26,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:17:26,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786598514] [2024-11-14 04:17:26,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:26,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 04:17:26,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:17:26,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 04:17:26,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:17:26,876 INFO L87 Difference]: Start difference. First operand has 101 states, 86 states have (on average 1.441860465116279) internal successors, (124), 87 states have internal predecessors, (124), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 04:17:26,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:26,969 INFO L93 Difference]: Finished difference Result 195 states and 302 transitions. [2024-11-14 04:17:26,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 04:17:26,973 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 115 [2024-11-14 04:17:26,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:26,984 INFO L225 Difference]: With dead ends: 195 [2024-11-14 04:17:26,984 INFO L226 Difference]: Without dead ends: 97 [2024-11-14 04:17:26,991 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 114 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 04:17:26,995 INFO L432 NwaCegarLoop]: 141 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, 141 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 04:17:26,998 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 04:17:27,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2024-11-14 04:17:27,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2024-11-14 04:17:27,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 83 states have (on average 1.4096385542168675) internal successors, (117), 83 states have internal predecessors, (117), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:17:27,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 141 transitions. [2024-11-14 04:17:27,046 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 141 transitions. Word has length 115 [2024-11-14 04:17:27,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:27,046 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 141 transitions. [2024-11-14 04:17:27,047 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 04:17:27,047 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 141 transitions. [2024-11-14 04:17:27,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-14 04:17:27,051 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:27,051 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:27,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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)] Forceful destruction successful, exit code 0 [2024-11-14 04:17:27,252 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:27,252 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:17:27,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:27,253 INFO L85 PathProgramCache]: Analyzing trace with hash 238939981, now seen corresponding path program 1 times [2024-11-14 04:17:27,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:17:27,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [249591113] [2024-11-14 04:17:27,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:27,255 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 04:17:27,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:17:27,257 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:27,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:27,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:17:27,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:17:27,890 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-14 04:17:27,890 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:17:27,891 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:17:27,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [249591113] [2024-11-14 04:17:27,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [249591113] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:27,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:27,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:17:27,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187554312] [2024-11-14 04:17:27,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:27,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:17:27,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:17:27,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:17:27,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:17:27,895 INFO L87 Difference]: Start difference. First operand 97 states and 141 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 04:17:28,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:28,046 INFO L93 Difference]: Finished difference Result 193 states and 282 transitions. [2024-11-14 04:17:28,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:17:28,048 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 115 [2024-11-14 04:17:28,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:28,050 INFO L225 Difference]: With dead ends: 193 [2024-11-14 04:17:28,052 INFO L226 Difference]: Without dead ends: 99 [2024-11-14 04:17:28,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 112 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 04:17:28,055 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 406 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 04:17:28,056 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 406 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:17:28,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-14 04:17:28,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2024-11-14 04:17:28,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 85 states have (on average 1.4) internal successors, (119), 85 states have internal predecessors, (119), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:17:28,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 143 transitions. [2024-11-14 04:17:28,083 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 143 transitions. Word has length 115 [2024-11-14 04:17:28,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:28,085 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 143 transitions. [2024-11-14 04:17:28,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 04:17:28,085 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 143 transitions. [2024-11-14 04:17:28,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-14 04:17:28,089 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:28,090 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:28,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-14 04:17:28,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:28,291 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:17:28,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:28,291 INFO L85 PathProgramCache]: Analyzing trace with hash 1206290635, now seen corresponding path program 1 times [2024-11-14 04:17:28,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:17:28,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [481846778] [2024-11-14 04:17:28,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:28,293 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 04:17:28,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:17:28,296 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:28,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:28,883 INFO L255 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:17:28,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:17:29,066 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:17:29,070 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:17:29,070 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:17:29,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [481846778] [2024-11-14 04:17:29,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [481846778] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:29,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:29,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:17:29,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861995993] [2024-11-14 04:17:29,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:29,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:17:29,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:17:29,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:17:29,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:17:29,073 INFO L87 Difference]: Start difference. First operand 99 states and 143 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:17:32,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:32,105 INFO L93 Difference]: Finished difference Result 206 states and 300 transitions. [2024-11-14 04:17:32,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 04:17:32,106 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 115 [2024-11-14 04:17:32,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:32,109 INFO L225 Difference]: With dead ends: 206 [2024-11-14 04:17:32,110 INFO L226 Difference]: Without dead ends: 110 [2024-11-14 04:17:32,111 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:17:32,112 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 13 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:17:32,112 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 402 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-14 04:17:32,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-14 04:17:32,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 102. [2024-11-14 04:17:32,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 88 states have (on average 1.3863636363636365) internal successors, (122), 88 states have internal predecessors, (122), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:17:32,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 146 transitions. [2024-11-14 04:17:32,126 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 146 transitions. Word has length 115 [2024-11-14 04:17:32,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:32,127 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 146 transitions. [2024-11-14 04:17:32,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:17:32,127 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 146 transitions. [2024-11-14 04:17:32,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-14 04:17:32,130 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:32,130 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:32,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-14 04:17:32,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:32,331 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:17:32,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:32,332 INFO L85 PathProgramCache]: Analyzing trace with hash -380292981, now seen corresponding path program 1 times [2024-11-14 04:17:32,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:17:32,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [878263548] [2024-11-14 04:17:32,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:32,333 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 04:17:32,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:17:32,339 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:32,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:32,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:32,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:17:32,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:17:33,035 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 04:17:33,090 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:17:33,090 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:17:33,090 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:17:33,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [878263548] [2024-11-14 04:17:33,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [878263548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:33,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:33,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:17:33,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889508499] [2024-11-14 04:17:33,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:33,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:17:33,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:17:33,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:17:33,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:17:33,094 INFO L87 Difference]: Start difference. First operand 102 states and 146 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:17:35,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:17:35,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:35,577 INFO L93 Difference]: Finished difference Result 201 states and 289 transitions. [2024-11-14 04:17:35,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:17:35,578 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 115 [2024-11-14 04:17:35,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:35,581 INFO L225 Difference]: With dead ends: 201 [2024-11-14 04:17:35,582 INFO L226 Difference]: Without dead ends: 102 [2024-11-14 04:17:35,583 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:17:35,584 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:17:35,584 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 275 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-14 04:17:35,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2024-11-14 04:17:35,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2024-11-14 04:17:35,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 88 states have (on average 1.375) internal successors, (121), 88 states have internal predecessors, (121), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:17:35,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 145 transitions. [2024-11-14 04:17:35,596 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 145 transitions. Word has length 115 [2024-11-14 04:17:35,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:35,597 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 145 transitions. [2024-11-14 04:17:35,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:17:35,598 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 145 transitions. [2024-11-14 04:17:35,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-14 04:17:35,601 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:35,601 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:35,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-14 04:17:35,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:35,802 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:17:35,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:35,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1968640883, now seen corresponding path program 1 times [2024-11-14 04:17:35,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:17:35,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [515258814] [2024-11-14 04:17:35,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:35,803 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 04:17:35,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:17:35,806 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:35,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:36,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:17:36,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:17:36,546 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:17:36,546 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:17:36,546 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:17:36,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [515258814] [2024-11-14 04:17:36,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [515258814] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:36,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:36,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:17:36,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829781828] [2024-11-14 04:17:36,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:36,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:17:36,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:17:36,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:17:36,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:17:36,549 INFO L87 Difference]: Start difference. First operand 102 states and 145 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:17:36,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:36,618 INFO L93 Difference]: Finished difference Result 203 states and 290 transitions. [2024-11-14 04:17:36,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:17:36,619 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 115 [2024-11-14 04:17:36,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:36,621 INFO L225 Difference]: With dead ends: 203 [2024-11-14 04:17:36,621 INFO L226 Difference]: Without dead ends: 104 [2024-11-14 04:17:36,621 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 112 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 04:17:36,622 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 403 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 04:17:36,623 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 403 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:17:36,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-14 04:17:36,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2024-11-14 04:17:36,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 90 states have (on average 1.3666666666666667) internal successors, (123), 90 states have internal predecessors, (123), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:17:36,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 147 transitions. [2024-11-14 04:17:36,634 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 147 transitions. Word has length 115 [2024-11-14 04:17:36,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:36,635 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 147 transitions. [2024-11-14 04:17:36,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:17:36,635 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 147 transitions. [2024-11-14 04:17:36,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-14 04:17:36,638 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:36,638 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:36,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:36,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:36,839 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:17:36,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:36,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1874684920, now seen corresponding path program 1 times [2024-11-14 04:17:36,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:17:36,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1573818584] [2024-11-14 04:17:36,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:36,841 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:17:36,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:17:36,844 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:36,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-14 04:17:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:37,489 INFO L255 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:17:37,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:17:37,607 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:17:37,607 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:17:37,608 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:17:37,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1573818584] [2024-11-14 04:17:37,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1573818584] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:37,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:37,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 04:17:37,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735409870] [2024-11-14 04:17:37,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:37,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:17:37,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:17:37,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:17:37,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:17:37,612 INFO L87 Difference]: Start difference. First operand 104 states and 147 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:17:37,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:37,798 INFO L93 Difference]: Finished difference Result 212 states and 301 transitions. [2024-11-14 04:17:37,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 04:17:37,799 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 117 [2024-11-14 04:17:37,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:37,801 INFO L225 Difference]: With dead ends: 212 [2024-11-14 04:17:37,801 INFO L226 Difference]: Without dead ends: 111 [2024-11-14 04:17:37,802 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:17:37,803 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 1 mSDsluCounter, 511 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 644 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:17:37,803 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 644 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-14 04:17:37,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-14 04:17:37,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 110. [2024-11-14 04:17:37,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 96 states have (on average 1.34375) internal successors, (129), 96 states have internal predecessors, (129), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:17:37,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 153 transitions. [2024-11-14 04:17:37,816 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 153 transitions. Word has length 117 [2024-11-14 04:17:37,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:37,817 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 153 transitions. [2024-11-14 04:17:37,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:17:37,818 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 153 transitions. [2024-11-14 04:17:37,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-14 04:17:37,820 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:37,820 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:37,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-14 04:17:38,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:38,021 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:17:38,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:38,022 INFO L85 PathProgramCache]: Analyzing trace with hash -99677558, now seen corresponding path program 1 times [2024-11-14 04:17:38,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:17:38,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1857039985] [2024-11-14 04:17:38,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:38,023 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 04:17:38,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:17:38,025 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:38,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:38,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 04:17:38,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:17:38,813 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:17:38,813 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:17:38,813 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:17:38,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1857039985] [2024-11-14 04:17:38,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1857039985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:38,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:38,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 04:17:38,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862282454] [2024-11-14 04:17:38,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:38,815 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 04:17:38,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:17:38,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 04:17:38,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-14 04:17:38,816 INFO L87 Difference]: Start difference. First operand 110 states and 153 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:17:39,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:39,037 INFO L93 Difference]: Finished difference Result 220 states and 307 transitions. [2024-11-14 04:17:39,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:17:39,038 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 117 [2024-11-14 04:17:39,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:39,040 INFO L225 Difference]: With dead ends: 220 [2024-11-14 04:17:39,040 INFO L226 Difference]: Without dead ends: 113 [2024-11-14 04:17:39,040 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-14 04:17:39,041 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 1 mSDsluCounter, 635 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 766 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:17:39,042 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 766 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-14 04:17:39,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-14 04:17:39,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 112. [2024-11-14 04:17:39,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 98 states have (on average 1.336734693877551) internal successors, (131), 98 states have internal predecessors, (131), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:17:39,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 155 transitions. [2024-11-14 04:17:39,054 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 155 transitions. Word has length 117 [2024-11-14 04:17:39,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:39,054 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 155 transitions. [2024-11-14 04:17:39,055 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:17:39,055 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 155 transitions. [2024-11-14 04:17:39,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-14 04:17:39,057 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:39,058 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:39,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:39,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:39,259 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:17:39,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:39,259 INFO L85 PathProgramCache]: Analyzing trace with hash -97830516, now seen corresponding path program 1 times [2024-11-14 04:17:39,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:17:39,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1528631139] [2024-11-14 04:17:39,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:39,260 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 04:17:39,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:17:39,265 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:39,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-14 04:17:39,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:40,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:17:40,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:17:40,285 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:17:40,286 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 04:17:40,355 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2024-11-14 04:17:40,356 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:17:40,356 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:17:40,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1528631139] [2024-11-14 04:17:40,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1528631139] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:40,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:40,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:17:40,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960356035] [2024-11-14 04:17:40,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:40,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:17:40,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:17:40,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:17:40,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:17:40,359 INFO L87 Difference]: Start difference. First operand 112 states and 155 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 04:17:45,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:45,128 INFO L93 Difference]: Finished difference Result 222 states and 308 transitions. [2024-11-14 04:17:45,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:17:45,130 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 117 [2024-11-14 04:17:45,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:45,131 INFO L225 Difference]: With dead ends: 222 [2024-11-14 04:17:45,131 INFO L226 Difference]: Without dead ends: 113 [2024-11-14 04:17:45,132 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:17:45,133 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 125 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 401 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:17:45,134 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 401 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2024-11-14 04:17:45,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-14 04:17:45,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 112. [2024-11-14 04:17:45,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 98 states have (on average 1.3265306122448979) internal successors, (130), 98 states have internal predecessors, (130), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:17:45,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 154 transitions. [2024-11-14 04:17:45,155 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 154 transitions. Word has length 117 [2024-11-14 04:17:45,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:45,156 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 154 transitions. [2024-11-14 04:17:45,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 04:17:45,156 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 154 transitions. [2024-11-14 04:17:45,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-14 04:17:45,161 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:45,162 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:45,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-14 04:17:45,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:45,363 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:17:45,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:45,363 INFO L85 PathProgramCache]: Analyzing trace with hash 257770214, now seen corresponding path program 1 times [2024-11-14 04:17:45,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:17:45,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [898975907] [2024-11-14 04:17:45,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:45,364 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 04:17:45,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:17:45,366 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:45,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-14 04:17:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:45,941 INFO L255 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:17:45,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:17:46,231 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:17:46,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2024-11-14 04:17:46,307 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-14 04:17:46,307 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:17:46,307 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:17:46,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [898975907] [2024-11-14 04:17:46,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [898975907] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:46,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:46,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:17:46,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836483243] [2024-11-14 04:17:46,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:46,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:17:46,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:17:46,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:17:46,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:17:46,312 INFO L87 Difference]: Start difference. First operand 112 states and 154 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 04:17:49,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:51,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:51,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:51,874 INFO L93 Difference]: Finished difference Result 222 states and 306 transitions. [2024-11-14 04:17:51,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:17:51,875 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 119 [2024-11-14 04:17:51,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:51,876 INFO L225 Difference]: With dead ends: 222 [2024-11-14 04:17:51,876 INFO L226 Difference]: Without dead ends: 113 [2024-11-14 04:17:51,876 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:17:51,877 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 116 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:17:51,877 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 397 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2024-11-14 04:17:51,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-14 04:17:51,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 112. [2024-11-14 04:17:51,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 98 states have (on average 1.316326530612245) internal successors, (129), 98 states have internal predecessors, (129), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:17:51,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 153 transitions. [2024-11-14 04:17:51,887 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 153 transitions. Word has length 119 [2024-11-14 04:17:51,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:51,887 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 153 transitions. [2024-11-14 04:17:51,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 04:17:51,888 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 153 transitions. [2024-11-14 04:17:51,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-14 04:17:51,889 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:51,890 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:51,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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)] Forceful destruction successful, exit code 0 [2024-11-14 04:17:52,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:52,091 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:17:52,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:52,091 INFO L85 PathProgramCache]: Analyzing trace with hash -2096349174, now seen corresponding path program 1 times [2024-11-14 04:17:52,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:17:52,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2019917447] [2024-11-14 04:17:52,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:52,092 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 04:17:52,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:17:52,094 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:52,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:52,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:17:52,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:17:52,701 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-11-14 04:17:52,701 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:17:52,702 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:17:52,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2019917447] [2024-11-14 04:17:52,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2019917447] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:52,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:52,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 04:17:52,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244160772] [2024-11-14 04:17:52,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:52,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:17:52,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:17:52,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:17:52,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:17:52,704 INFO L87 Difference]: Start difference. First operand 112 states and 153 transitions. Second operand has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-14 04:17:52,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:52,998 INFO L93 Difference]: Finished difference Result 225 states and 308 transitions. [2024-11-14 04:17:52,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:17:52,999 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) Word has length 121 [2024-11-14 04:17:52,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:53,000 INFO L225 Difference]: With dead ends: 225 [2024-11-14 04:17:53,000 INFO L226 Difference]: Without dead ends: 114 [2024-11-14 04:17:53,001 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-14 04:17:53,001 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 1 mSDsluCounter, 456 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 579 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:17:53,002 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 579 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-14 04:17:53,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-14 04:17:53,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 112. [2024-11-14 04:17:53,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 98 states have (on average 1.3061224489795917) internal successors, (128), 98 states have internal predecessors, (128), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:17:53,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 152 transitions. [2024-11-14 04:17:53,011 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 152 transitions. Word has length 121 [2024-11-14 04:17:53,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:53,011 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 152 transitions. [2024-11-14 04:17:53,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-14 04:17:53,012 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 152 transitions. [2024-11-14 04:17:53,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-14 04:17:53,013 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:53,013 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:53,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2024-11-14 04:17:53,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:53,214 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:17:53,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:53,215 INFO L85 PathProgramCache]: Analyzing trace with hash 321554892, now seen corresponding path program 1 times [2024-11-14 04:17:53,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:17:53,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [929759027] [2024-11-14 04:17:53,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:53,215 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 04:17:53,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:17:53,218 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:53,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-14 04:17:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:53,713 INFO L255 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:17:53,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:17:54,023 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:17:54,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2024-11-14 04:17:54,089 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-14 04:17:54,089 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:17:54,089 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:17:54,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [929759027] [2024-11-14 04:17:54,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [929759027] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:54,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:54,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:17:54,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115430110] [2024-11-14 04:17:54,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:54,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:17:54,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:17:54,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:17:54,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:17:54,091 INFO L87 Difference]: Start difference. First operand 112 states and 152 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 04:17:56,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:59,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:59,375 INFO L93 Difference]: Finished difference Result 222 states and 302 transitions. [2024-11-14 04:17:59,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:17:59,376 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 121 [2024-11-14 04:17:59,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:59,377 INFO L225 Difference]: With dead ends: 222 [2024-11-14 04:17:59,377 INFO L226 Difference]: Without dead ends: 113 [2024-11-14 04:17:59,377 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:17:59,378 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 106 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:17:59,378 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 389 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 152 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-11-14 04:17:59,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-14 04:17:59,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 112. [2024-11-14 04:17:59,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 98 states have (on average 1.2959183673469388) internal successors, (127), 98 states have internal predecessors, (127), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:17:59,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 151 transitions. [2024-11-14 04:17:59,389 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 151 transitions. Word has length 121 [2024-11-14 04:17:59,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:59,391 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 151 transitions. [2024-11-14 04:17:59,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 04:17:59,391 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 151 transitions. [2024-11-14 04:17:59,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-14 04:17:59,392 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:59,393 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:59,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2024-11-14 04:17:59,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:59,597 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:17:59,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:59,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1373018406, now seen corresponding path program 1 times [2024-11-14 04:17:59,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:17:59,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2018332203] [2024-11-14 04:17:59,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:59,598 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 04:17:59,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:17:59,600 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:17:59,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2024-11-14 04:18:00,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:00,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:18:00,182 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:18:00,591 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:18:00,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 175 treesize of output 67 [2024-11-14 04:18:00,654 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-14 04:18:00,654 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:18:00,654 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:18:00,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2018332203] [2024-11-14 04:18:00,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2018332203] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:00,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:00,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:18:00,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537027085] [2024-11-14 04:18:00,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:00,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:18:00,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:18:00,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:18:00,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:18:00,657 INFO L87 Difference]: Start difference. First operand 112 states and 151 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, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 04:18:04,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:04,087 INFO L93 Difference]: Finished difference Result 221 states and 299 transitions. [2024-11-14 04:18:04,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:18:04,088 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, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 123 [2024-11-14 04:18:04,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:04,089 INFO L225 Difference]: With dead ends: 221 [2024-11-14 04:18:04,089 INFO L226 Difference]: Without dead ends: 112 [2024-11-14 04:18:04,090 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 118 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 04:18:04,090 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 98 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:04,091 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 383 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-14 04:18:04,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-14 04:18:04,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 110. [2024-11-14 04:18:04,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 96 states have (on average 1.2916666666666667) internal successors, (124), 96 states have internal predecessors, (124), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:18:04,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 148 transitions. [2024-11-14 04:18:04,098 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 148 transitions. Word has length 123 [2024-11-14 04:18:04,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:04,099 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 148 transitions. [2024-11-14 04:18:04,099 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, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 04:18:04,099 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 148 transitions. [2024-11-14 04:18:04,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-14 04:18:04,100 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:04,101 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:18:04,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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)] Forceful destruction successful, exit code 0 [2024-11-14 04:18:04,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:18:04,302 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:18:04,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:04,302 INFO L85 PathProgramCache]: Analyzing trace with hash 2090459022, now seen corresponding path program 1 times [2024-11-14 04:18:04,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:18:04,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1331189577] [2024-11-14 04:18:04,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:04,303 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 04:18:04,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:18:04,307 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:18:04,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:18:04,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:04,999 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-14 04:18:05,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:18:05,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 04:18:07,193 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 04:18:08,018 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 04:18:08,799 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 04:18:09,703 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 04:18:10,490 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 04:18:11,373 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 04:18:11,938 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 04:18:12,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2024-11-14 04:18:12,694 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 04:18:12,775 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 04:18:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 3 proven. 237 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-14 04:18:12,930 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:18:13,028 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_395 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 8) ((_ extract 7 0) (select (select (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_395) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer~0.offset)))) is different from false [2024-11-14 04:18:13,056 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_394 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_395 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 8) ((_ extract 7 0) (select (select (store (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_394) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_395) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer~0.offset)))) is different from false [2024-11-14 04:18:13,448 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:18:13,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1331189577] [2024-11-14 04:18:13,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1331189577] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:18:13,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [244564081] [2024-11-14 04:18:13,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:13,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:18:13,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:18:13,451 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:18:13,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-14 04:18:14,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:14,900 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-14 04:18:14,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:18:15,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-14 04:18:16,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 04:18:17,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 04:18:17,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 04:18:18,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 04:18:19,160 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 04:18:19,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 04:18:20,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 04:18:20,963 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 13 treesize of output 1 [2024-11-14 04:18:21,302 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 04:18:21,416 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 04:18:21,504 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 04:18:21,504 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:18:21,528 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_437 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_437) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer~0.offset)) (_ bv0 8))) is different from false [2024-11-14 04:18:21,553 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_436 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_437 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 8) ((_ extract 7 0) (select (select (store (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_436) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_437) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer~0.offset)))) is different from false [2024-11-14 04:18:21,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [244564081] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:18:21,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1275753036] [2024-11-14 04:18:21,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:21,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:18:21,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:18:21,989 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:18:21,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-14 04:18:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:23,857 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 04:18:23,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:18:25,445 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 04:18:25,477 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 17 treesize of output 12 [2024-11-14 04:18:25,493 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:18:25,493 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:18:25,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1275753036] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:25,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 04:18:25,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [16, 12] total 28 [2024-11-14 04:18:25,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791290868] [2024-11-14 04:18:25,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:25,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 04:18:25,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:18:25,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 04:18:25,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=887, Unknown=50, NotChecked=268, Total=1406 [2024-11-14 04:18:25,496 INFO L87 Difference]: Start difference. First operand 110 states and 148 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, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:18:28,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:29,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:31,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:31,004 INFO L93 Difference]: Finished difference Result 261 states and 351 transitions. [2024-11-14 04:18:31,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 04:18:31,005 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, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 125 [2024-11-14 04:18:31,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:31,006 INFO L225 Difference]: With dead ends: 261 [2024-11-14 04:18:31,006 INFO L226 Difference]: Without dead ends: 154 [2024-11-14 04:18:31,006 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 433 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=213, Invalid=943, Unknown=50, NotChecked=276, Total=1482 [2024-11-14 04:18:31,007 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 206 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:31,007 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 345 Invalid, 328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 321 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2024-11-14 04:18:31,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2024-11-14 04:18:31,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 120. [2024-11-14 04:18:31,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 106 states have (on average 1.2924528301886793) internal successors, (137), 106 states have internal predecessors, (137), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:18:31,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 161 transitions. [2024-11-14 04:18:31,017 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 161 transitions. Word has length 125 [2024-11-14 04:18:31,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:31,017 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 161 transitions. [2024-11-14 04:18:31,017 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, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:18:31,018 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2024-11-14 04:18:31,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-14 04:18:31,019 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:31,019 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:18:31,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-14 04:18:31,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:18:31,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-14 04:18:31,620 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:18:31,620 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:18:31,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:31,620 INFO L85 PathProgramCache]: Analyzing trace with hash -973060912, now seen corresponding path program 1 times [2024-11-14 04:18:31,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:18:31,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [74195742] [2024-11-14 04:18:31,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:31,621 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 04:18:31,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:18:31,623 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:18:31,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:18:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:32,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:18:32,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:18:32,274 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:18:32,274 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:18:32,274 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:18:32,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [74195742] [2024-11-14 04:18:32,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [74195742] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:32,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:32,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:18:32,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121760806] [2024-11-14 04:18:32,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:32,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:18:32,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:18:32,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:18:32,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:18:32,276 INFO L87 Difference]: Start difference. First operand 120 states and 161 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:18:33,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:35,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:37,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:37,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:37,250 INFO L93 Difference]: Finished difference Result 270 states and 363 transitions. [2024-11-14 04:18:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 04:18:37,251 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 126 [2024-11-14 04:18:37,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:37,252 INFO L225 Difference]: With dead ends: 270 [2024-11-14 04:18:37,252 INFO L226 Difference]: Without dead ends: 153 [2024-11-14 04:18:37,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:18:37,253 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 37 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:37,253 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 369 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-11-14 04:18:37,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-14 04:18:37,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 122. [2024-11-14 04:18:37,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 108 states have (on average 1.287037037037037) internal successors, (139), 108 states have internal predecessors, (139), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:18:37,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 163 transitions. [2024-11-14 04:18:37,260 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 163 transitions. Word has length 126 [2024-11-14 04:18:37,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:37,261 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 163 transitions. [2024-11-14 04:18:37,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:18:37,261 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 163 transitions. [2024-11-14 04:18:37,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-14 04:18:37,262 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:37,262 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:18:37,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:18:37,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:18:37,462 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:18:37,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:37,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1030925456, now seen corresponding path program 1 times [2024-11-14 04:18:37,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:18:37,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1406666148] [2024-11-14 04:18:37,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:37,464 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 04:18:37,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:18:37,467 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:18:37,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:18:37,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:37,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 04:18:37,973 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:18:38,037 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:18:38,037 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:18:38,038 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:18:38,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1406666148] [2024-11-14 04:18:38,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1406666148] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:38,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:38,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:18:38,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904546585] [2024-11-14 04:18:38,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:38,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:18:38,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:18:38,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:18:38,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:18:38,040 INFO L87 Difference]: Start difference. First operand 122 states and 163 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:18:38,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:38,128 INFO L93 Difference]: Finished difference Result 244 states and 327 transitions. [2024-11-14 04:18:38,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:18:38,129 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 126 [2024-11-14 04:18:38,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:38,131 INFO L225 Difference]: With dead ends: 244 [2024-11-14 04:18:38,131 INFO L226 Difference]: Without dead ends: 125 [2024-11-14 04:18:38,131 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:18:38,132 INFO L432 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:38,132 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 511 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:18:38,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-11-14 04:18:38,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2024-11-14 04:18:38,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 111 states have (on average 1.2792792792792793) internal successors, (142), 111 states have internal predecessors, (142), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:18:38,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 166 transitions. [2024-11-14 04:18:38,141 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 166 transitions. Word has length 126 [2024-11-14 04:18:38,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:38,142 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 166 transitions. [2024-11-14 04:18:38,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:18:38,142 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 166 transitions. [2024-11-14 04:18:38,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-14 04:18:38,143 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:38,143 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:18:38,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:18:38,344 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:18:38,344 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:18:38,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:38,344 INFO L85 PathProgramCache]: Analyzing trace with hash -1014766391, now seen corresponding path program 1 times [2024-11-14 04:18:38,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:18:38,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [821788098] [2024-11-14 04:18:38,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:38,345 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 04:18:38,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:18:38,348 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:18:38,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2024-11-14 04:18:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:39,065 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-14 04:18:39,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:18:43,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2024-11-14 04:18:43,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36 [2024-11-14 04:18:44,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 45 [2024-11-14 04:18:44,235 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:18:44,235 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:18:44,965 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_560 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_561 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset (_ BitVec 32)) (|v_ULTIMATE.start_step_#t~mem12#1_17| (_ BitVec 8))) (not (let ((.cse0 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base v_ArrVal_561) c_~signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer~0.base v_ArrVal_560))) (let ((.cse1 ((_ sign_extend 16) ((_ extract 15 0) (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))))) (_ bv47138 32)))))) (bvsge ((_ zero_extend 16) ((_ extract 15 0) (select (select (store .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base (store (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset .cse1)) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))) (bvadd ((_ zero_extend 24) |v_ULTIMATE.start_step_#t~mem12#1_17|) ((_ zero_extend 16) ((_ extract 15 0) .cse1)))))))) is different from false [2024-11-14 04:18:45,185 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:18:45,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [821788098] [2024-11-14 04:18:45,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [821788098] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:18:45,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1210177207] [2024-11-14 04:18:45,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:45,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:18:45,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:18:45,188 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:18:45,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-14 04:18:47,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:47,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 04:18:47,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:18:50,489 INFO L349 Elim1Store]: treesize reduction 19, result has 44.1 percent of original size [2024-11-14 04:18:50,489 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 33 [2024-11-14 04:18:50,534 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-11-14 04:18:50,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 35 [2024-11-14 04:18:51,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 29 [2024-11-14 04:18:51,430 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 36 treesize of output 34 [2024-11-14 04:18:52,157 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 79 treesize of output 67 [2024-11-14 04:18:52,479 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 79 treesize of output 67 [2024-11-14 04:18:53,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 81 [2024-11-14 04:18:53,753 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:18:53,753 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:18:53,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1210177207] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:53,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 04:18:53,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [12] total 26 [2024-11-14 04:18:53,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500322599] [2024-11-14 04:18:53,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:53,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-14 04:18:53,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:18:53,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-14 04:18:53,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=899, Unknown=2, NotChecked=60, Total=1056 [2024-11-14 04:18:53,755 INFO L87 Difference]: Start difference. First operand 125 states and 166 transitions. Second operand has 16 states, 16 states have (on average 4.375) internal successors, (70), 15 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:18:58,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:19:00,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:19:09,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:19:09,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:09,313 INFO L93 Difference]: Finished difference Result 363 states and 477 transitions. [2024-11-14 04:19:09,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 04:19:09,317 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.375) internal successors, (70), 15 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 127 [2024-11-14 04:19:09,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:09,319 INFO L225 Difference]: With dead ends: 363 [2024-11-14 04:19:09,319 INFO L226 Difference]: Without dead ends: 241 [2024-11-14 04:19:09,321 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 253 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 477 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=234, Invalid=1930, Unknown=2, NotChecked=90, Total=2256 [2024-11-14 04:19:09,322 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 486 mSDsluCounter, 557 mSDsCounter, 0 mSdLazyCounter, 858 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 486 SdHoareTripleChecker+Valid, 663 SdHoareTripleChecker+Invalid, 882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 858 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:09,323 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [486 Valid, 663 Invalid, 882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 858 Invalid, 0 Unknown, 0 Unchecked, 12.7s Time] [2024-11-14 04:19:09,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2024-11-14 04:19:09,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 145. [2024-11-14 04:19:09,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 130 states have (on average 1.2846153846153847) internal successors, (167), 130 states have internal predecessors, (167), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:19:09,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 191 transitions. [2024-11-14 04:19:09,341 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 191 transitions. Word has length 127 [2024-11-14 04:19:09,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:09,342 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 191 transitions. [2024-11-14 04:19:09,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.375) internal successors, (70), 15 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:19:09,342 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 191 transitions. [2024-11-14 04:19:09,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-14 04:19:09,343 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:09,344 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:19:09,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2024-11-14 04:19:09,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-14 04:19:09,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 04:19:09,748 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:19:09,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:09,749 INFO L85 PathProgramCache]: Analyzing trace with hash -2035834745, now seen corresponding path program 1 times [2024-11-14 04:19:09,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:19:09,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1909393196] [2024-11-14 04:19:09,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:09,750 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 04:19:09,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:19:09,754 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:19:09,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:19:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:10,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-14 04:19:10,548 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:19:16,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 04:19:18,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2024-11-14 04:19:18,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 43 [2024-11-14 04:19:18,765 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 49 treesize of output 43 [2024-11-14 04:19:19,011 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 49 treesize of output 43 [2024-11-14 04:19:19,194 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 49 treesize of output 43 [2024-11-14 04:19:19,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 29 [2024-11-14 04:19:19,433 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:19:19,434 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:19:19,725 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_640 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_641 (Array (_ BitVec 32) (_ BitVec 32)))) (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select (store (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_640) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_641) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))) is different from false [2024-11-14 04:19:25,560 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_640 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_641 (Array (_ BitVec 32) (_ BitVec 32))) (|ULTIMATE.start_step_#t~mem7#1| (_ BitVec 8)) (|ULTIMATE.start_step_#t~ite10#1| (_ BitVec 32)) (v_ArrVal_637 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_639 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_636 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base v_ArrVal_636) c_~signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer~0.base v_ArrVal_637))) (or (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select (store (store (store (store .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base (store (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset ((_ sign_extend 16) ((_ extract 15 0) (bvadd (bvneg ((_ zero_extend 24) |ULTIMATE.start_step_#t~mem7#1|)) (_ bv17222 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))) |ULTIMATE.start_step_#t~ite10#1|))))) c_~signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer~0.base v_ArrVal_639) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_640) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_641) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset)))) (not (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset)))))))) is different from false [2024-11-14 04:19:26,434 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:19:26,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1909393196] [2024-11-14 04:19:26,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1909393196] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:19:26,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [72349882] [2024-11-14 04:19:26,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:26,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:19:26,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:19:26,437 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:19:26,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-14 04:19:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:29,155 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-14 04:19:29,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:19:33,483 INFO L349 Elim1Store]: treesize reduction 19, result has 44.1 percent of original size [2024-11-14 04:19:33,484 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 33 [2024-11-14 04:19:33,538 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-11-14 04:19:33,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 35 [2024-11-14 04:19:34,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 29 [2024-11-14 04:19:35,089 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 54 treesize of output 48 [2024-11-14 04:19:36,102 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 78 treesize of output 66 [2024-11-14 04:19:36,522 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 78 treesize of output 66 [2024-11-14 04:19:36,945 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:19:36,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 54 [2024-11-14 04:19:37,283 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:19:37,284 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:19:37,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [72349882] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:37,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 04:19:37,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [15] total 27 [2024-11-14 04:19:37,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435608938] [2024-11-14 04:19:37,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:37,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:19:37,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:19:37,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:19:37,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1079, Unknown=41, NotChecked=138, Total=1406 [2024-11-14 04:19:37,286 INFO L87 Difference]: Start difference. First operand 145 states and 191 transitions. Second operand has 14 states, 14 states have (on average 5.0) internal successors, (70), 13 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:19:44,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:19:49,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:19:51,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:19:57,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:19:59,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:20:01,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:20:01,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:01,697 INFO L93 Difference]: Finished difference Result 453 states and 593 transitions. [2024-11-14 04:20:01,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 04:20:01,700 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 13 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 127 [2024-11-14 04:20:01,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:01,702 INFO L225 Difference]: With dead ends: 453 [2024-11-14 04:20:01,703 INFO L226 Difference]: Without dead ends: 311 [2024-11-14 04:20:01,704 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 512 ImplicationChecksByTransitivity, 13.4s TimeCoverageRelationStatistics Valid=237, Invalid=1710, Unknown=41, NotChecked=174, Total=2162 [2024-11-14 04:20:01,705 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 538 mSDsluCounter, 542 mSDsCounter, 0 mSdLazyCounter, 817 mSolverCounterSat, 33 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 538 SdHoareTripleChecker+Valid, 664 SdHoareTripleChecker+Invalid, 866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 817 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:01,705 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [538 Valid, 664 Invalid, 866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 817 Invalid, 16 Unknown, 0 Unchecked, 21.6s Time] [2024-11-14 04:20:01,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2024-11-14 04:20:01,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 160. [2024-11-14 04:20:01,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 145 states have (on average 1.289655172413793) internal successors, (187), 145 states have internal predecessors, (187), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:20:01,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 211 transitions. [2024-11-14 04:20:01,722 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 211 transitions. Word has length 127 [2024-11-14 04:20:01,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:01,722 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 211 transitions. [2024-11-14 04:20:01,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 13 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:20:01,723 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 211 transitions. [2024-11-14 04:20:01,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-14 04:20:01,724 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:01,724 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:20:01,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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)] Forceful destruction successful, exit code 0 [2024-11-14 04:20:01,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-14 04:20:02,124 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 04:20:02,125 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:20:02,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:02,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1233621109, now seen corresponding path program 1 times [2024-11-14 04:20:02,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:20:02,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1616357700] [2024-11-14 04:20:02,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:02,126 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 04:20:02,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:20:02,128 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:20:02,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2024-11-14 04:20:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:03,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 04:20:03,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:20:07,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 04:20:07,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2024-11-14 04:20:08,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36 [2024-11-14 04:20:08,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 45 [2024-11-14 04:20:08,489 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:20:08,490 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:20:09,111 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_715 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_716 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_step_#t~mem12#1_29| (_ BitVec 8))) (not (let ((.cse0 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base v_ArrVal_716) c_~signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer~0.base v_ArrVal_715))) (let ((.cse1 ((_ sign_extend 16) ((_ extract 15 0) (bvadd (_ bv47138 32) (bvmul (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))) (_ bv2 32))))))) (bvsge ((_ zero_extend 16) ((_ extract 15 0) (select (select (store .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base (store (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset .cse1)) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))) (bvadd ((_ zero_extend 24) |v_ULTIMATE.start_step_#t~mem12#1_29|) ((_ zero_extend 16) ((_ extract 15 0) .cse1)))))))) is different from false [2024-11-14 04:20:09,336 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:20:09,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1616357700] [2024-11-14 04:20:09,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1616357700] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:20:09,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [584380861] [2024-11-14 04:20:09,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:09,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:20:09,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:20:09,339 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:20:09,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-14 04:20:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:11,945 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-14 04:20:11,954 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:20:15,867 INFO L349 Elim1Store]: treesize reduction 19, result has 44.1 percent of original size [2024-11-14 04:20:15,867 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 33 [2024-11-14 04:20:15,927 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-11-14 04:20:15,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 35 [2024-11-14 04:20:16,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 29 [2024-11-14 04:20:16,958 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 36 treesize of output 34 [2024-11-14 04:20:17,786 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 59 treesize of output 51 [2024-11-14 04:20:18,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 51 [2024-11-14 04:20:19,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 69 [2024-11-14 04:20:19,316 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:20:19,317 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:20:19,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [584380861] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:19,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 04:20:19,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [12] total 26 [2024-11-14 04:20:19,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438580246] [2024-11-14 04:20:19,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:19,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-14 04:20:19,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:20:19,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-14 04:20:19,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=897, Unknown=2, NotChecked=60, Total=1056 [2024-11-14 04:20:19,319 INFO L87 Difference]: Start difference. First operand 160 states and 211 transitions. Second operand has 16 states, 16 states have (on average 4.375) internal successors, (70), 15 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:20:25,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:20:27,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:20:30,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:20:32,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:20:39,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:20:42,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:42,070 INFO L93 Difference]: Finished difference Result 423 states and 555 transitions. [2024-11-14 04:20:42,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:20:42,072 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.375) internal successors, (70), 15 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 127 [2024-11-14 04:20:42,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:42,073 INFO L225 Difference]: With dead ends: 423 [2024-11-14 04:20:42,073 INFO L226 Difference]: Without dead ends: 266 [2024-11-14 04:20:42,074 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 253 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 460 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=232, Invalid=1840, Unknown=2, NotChecked=88, Total=2162 [2024-11-14 04:20:42,074 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 302 mSDsluCounter, 719 mSDsCounter, 0 mSdLazyCounter, 1284 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 833 SdHoareTripleChecker+Invalid, 1303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:42,075 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [302 Valid, 833 Invalid, 1303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 1284 Invalid, 0 Unknown, 0 Unchecked, 20.1s Time] [2024-11-14 04:20:42,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2024-11-14 04:20:42,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 163. [2024-11-14 04:20:42,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 148 states have (on average 1.2972972972972974) internal successors, (192), 148 states have internal predecessors, (192), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:20:42,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 216 transitions. [2024-11-14 04:20:42,094 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 216 transitions. Word has length 127 [2024-11-14 04:20:42,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:42,095 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 216 transitions. [2024-11-14 04:20:42,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.375) internal successors, (70), 15 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:20:42,095 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 216 transitions. [2024-11-14 04:20:42,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-14 04:20:42,096 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:42,096 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:20:42,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-14 04:20:42,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Ended with exit code 0 [2024-11-14 04:20:42,497 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:20:42,497 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:20:42,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:42,498 INFO L85 PathProgramCache]: Analyzing trace with hash 2040277833, now seen corresponding path program 1 times [2024-11-14 04:20:42,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:20:42,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1404569256] [2024-11-14 04:20:42,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:42,498 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 04:20:42,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:20:42,500 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:20:42,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 (25)] Waiting until timeout for monitored process [2024-11-14 04:20:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:43,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-14 04:20:43,325 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:20:49,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 04:20:51,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2024-11-14 04:20:51,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 43 [2024-11-14 04:20:51,969 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 49 treesize of output 43 [2024-11-14 04:20:52,218 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 49 treesize of output 43 [2024-11-14 04:20:52,426 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 49 treesize of output 43 [2024-11-14 04:20:52,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 29 [2024-11-14 04:20:52,708 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:20:52,708 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:20:53,007 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_795 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_796 (Array (_ BitVec 32) (_ BitVec 32)))) (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select (store (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_795) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_796) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))) is different from false [2024-11-14 04:20:53,036 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_794 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_795 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_796 (Array (_ BitVec 32) (_ BitVec 32)))) (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select (store (store (store |c_#memory_int| c_~signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer~0.base v_ArrVal_794) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_795) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_796) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))) is different from false [2024-11-14 04:20:55,808 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_794 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_795 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_796 (Array (_ BitVec 32) (_ BitVec 32))) (|ULTIMATE.start_step_#t~mem7#1| (_ BitVec 8)) (|ULTIMATE.start_step_#t~ite10#1| (_ BitVec 32)) (v_ArrVal_791 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_792 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset (_ BitVec 32))) (let ((.cse0 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base v_ArrVal_792) c_~signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer~0.base v_ArrVal_791))) (or (not (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))) (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select (store (store (store (store .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base (store (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset ((_ sign_extend 16) ((_ extract 15 0) (bvadd (bvneg ((_ zero_extend 24) |ULTIMATE.start_step_#t~mem7#1|)) (_ bv17222 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))) |ULTIMATE.start_step_#t~ite10#1|))))) c_~signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer~0.base v_ArrVal_794) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_795) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_796) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))))) is different from false [2024-11-14 04:20:58,304 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:20:58,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1404569256] [2024-11-14 04:20:58,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1404569256] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:20:58,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2093686133] [2024-11-14 04:20:58,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:58,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:20:58,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:20:58,307 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:20:58,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-14 04:21:01,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:01,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-14 04:21:01,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:21:08,821 INFO L349 Elim1Store]: treesize reduction 19, result has 44.1 percent of original size [2024-11-14 04:21:08,821 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 33 [2024-11-14 04:21:08,914 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-11-14 04:21:08,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 35 [2024-11-14 04:21:08,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-14 04:21:10,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 29 [2024-11-14 04:21:11,575 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 56 treesize of output 48 [2024-11-14 04:21:13,387 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 79 treesize of output 65 [2024-11-14 04:21:14,095 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 79 treesize of output 65 [2024-11-14 04:21:14,668 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:21:14,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 51 [2024-11-14 04:21:15,158 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:21:15,158 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:21:15,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2093686133] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:15,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 04:21:15,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [15] total 27 [2024-11-14 04:21:15,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997692163] [2024-11-14 04:21:15,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:15,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:21:15,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:21:15,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:21:15,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=1024, Unknown=33, NotChecked=204, Total=1406 [2024-11-14 04:21:15,161 INFO L87 Difference]: Start difference. First operand 163 states and 216 transitions. Second operand has 14 states, 14 states have (on average 5.0) internal successors, (70), 13 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:21:25,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:21:27,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:21:30,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:21:31,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:21:33,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:21:34,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:21:40,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:21:43,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:21:46,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:21:46,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:46,808 INFO L93 Difference]: Finished difference Result 471 states and 616 transitions. [2024-11-14 04:21:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 04:21:46,810 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 13 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 127 [2024-11-14 04:21:46,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:46,812 INFO L225 Difference]: With dead ends: 471 [2024-11-14 04:21:46,812 INFO L226 Difference]: Without dead ends: 311 [2024-11-14 04:21:46,813 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 495 ImplicationChecksByTransitivity, 15.0s TimeCoverageRelationStatistics Valid=244, Invalid=1715, Unknown=33, NotChecked=264, Total=2256 [2024-11-14 04:21:46,814 INFO L432 NwaCegarLoop]: 145 mSDtfsCounter, 415 mSDsluCounter, 570 mSDsCounter, 0 mSdLazyCounter, 845 mSolverCounterSat, 27 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 415 SdHoareTripleChecker+Valid, 715 SdHoareTripleChecker+Invalid, 883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 845 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:46,814 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [415 Valid, 715 Invalid, 883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 845 Invalid, 11 Unknown, 0 Unchecked, 28.0s Time] [2024-11-14 04:21:46,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2024-11-14 04:21:46,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 166. [2024-11-14 04:21:46,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 151 states have (on average 1.304635761589404) internal successors, (197), 151 states have internal predecessors, (197), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:21:46,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 221 transitions. [2024-11-14 04:21:46,833 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 221 transitions. Word has length 127 [2024-11-14 04:21:46,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:46,834 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 221 transitions. [2024-11-14 04:21:46,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 13 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:21:46,834 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 221 transitions. [2024-11-14 04:21:46,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-14 04:21:46,836 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:46,836 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:21:46,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-14 04:21:47,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 (25)] Ended with exit code 0 [2024-11-14 04:21:47,236 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:21:47,237 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:21:47,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:47,237 INFO L85 PathProgramCache]: Analyzing trace with hash 2125119045, now seen corresponding path program 1 times [2024-11-14 04:21:47,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:21:47,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [123208260] [2024-11-14 04:21:47,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:47,238 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 04:21:47,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:21:47,239 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:21:47,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 (27)] Waiting until timeout for monitored process [2024-11-14 04:21:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:47,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-14 04:21:47,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:21:58,183 INFO L349 Elim1Store]: treesize reduction 31, result has 32.6 percent of original size [2024-11-14 04:21:58,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 45 [2024-11-14 04:21:58,299 INFO L349 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2024-11-14 04:21:58,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 47 [2024-11-14 04:21:59,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2024-11-14 04:21:59,999 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 56 treesize of output 50 [2024-11-14 04:22:00,351 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 56 treesize of output 50 [2024-11-14 04:22:00,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 36 [2024-11-14 04:22:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:22:00,791 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:22:01,197 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_871 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_870 (Array (_ BitVec 32) (_ BitVec 32)))) (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select (store (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_870) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_871) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))) is different from false [2024-11-14 04:22:06,115 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_871 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base (_ BitVec 32)) (|ULTIMATE.start_step_#t~mem7#1| (_ BitVec 8)) (|ULTIMATE.start_step_#t~ite10#1| (_ BitVec 32)) (v_ArrVal_870 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_868 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset (_ BitVec 32)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset (_ BitVec 32))) (let ((.cse0 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset))))) c_~signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer~0.base v_ArrVal_868))) (or (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select (store (store (store .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base (store (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset ((_ sign_extend 16) ((_ extract 15 0) (bvadd (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))) (bvneg ((_ zero_extend 24) |ULTIMATE.start_step_#t~mem7#1|)) (_ bv17222 32) |ULTIMATE.start_step_#t~ite10#1|))))) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_870) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_871) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset)))) (not (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset)))))))) is different from false [2024-11-14 04:22:06,641 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:22:06,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [123208260] [2024-11-14 04:22:06,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [123208260] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:22:06,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1360755506] [2024-11-14 04:22:06,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:06,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:22:06,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:22:06,643 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:22:06,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-14 04:22:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:09,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-14 04:22:09,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:22:18,668 INFO L349 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2024-11-14 04:22:18,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 46 [2024-11-14 04:22:19,311 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 36 treesize of output 29 [2024-11-14 04:22:19,796 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 36 treesize of output 29 [2024-11-14 04:22:20,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2024-11-14 04:22:20,277 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:22:20,277 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:22:20,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1360755506] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:20,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 04:22:20,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [14] total 21 [2024-11-14 04:22:20,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120572904] [2024-11-14 04:22:20,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:20,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 04:22:20,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:22:20,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 04:22:20,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=596, Unknown=31, NotChecked=106, Total=870 [2024-11-14 04:22:20,279 INFO L87 Difference]: Start difference. First operand 166 states and 221 transitions. Second operand has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 8 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:22:23,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:22:25,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:22:27,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:22:29,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:22:29,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:29,839 INFO L93 Difference]: Finished difference Result 383 states and 507 transitions. [2024-11-14 04:22:29,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:22:29,840 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 8 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 127 [2024-11-14 04:22:29,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:29,842 INFO L225 Difference]: With dead ends: 383 [2024-11-14 04:22:29,842 INFO L226 Difference]: Without dead ends: 220 [2024-11-14 04:22:29,843 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 255 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 13.1s TimeCoverageRelationStatistics Valid=165, Invalid=680, Unknown=33, NotChecked=114, Total=992 [2024-11-14 04:22:29,843 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 172 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 485 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:29,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 496 Invalid, 492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 485 Invalid, 0 Unknown, 0 Unchecked, 9.2s Time] [2024-11-14 04:22:29,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2024-11-14 04:22:29,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 155. [2024-11-14 04:22:29,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 140 states have (on average 1.2857142857142858) internal successors, (180), 140 states have internal predecessors, (180), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:22:29,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 204 transitions. [2024-11-14 04:22:29,860 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 204 transitions. Word has length 127 [2024-11-14 04:22:29,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:29,860 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 204 transitions. [2024-11-14 04:22:29,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 8 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:22:29,861 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 204 transitions. [2024-11-14 04:22:29,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-14 04:22:29,861 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:29,862 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:22:29,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-14 04:22:30,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 (27)] Ended with exit code 0 [2024-11-14 04:22:30,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:22:30,262 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:22:30,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:30,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1524239481, now seen corresponding path program 1 times [2024-11-14 04:22:30,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:22:30,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [998315136] [2024-11-14 04:22:30,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:30,264 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 04:22:30,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:22:30,265 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:22:30,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 (29)] Waiting until timeout for monitored process [2024-11-14 04:22:30,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:31,011 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-14 04:22:31,015 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:22:43,293 INFO L349 Elim1Store]: treesize reduction 31, result has 32.6 percent of original size [2024-11-14 04:22:43,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 45 [2024-11-14 04:22:43,387 INFO L349 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2024-11-14 04:22:43,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 47 [2024-11-14 04:22:43,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-14 04:22:44,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 44 [2024-11-14 04:22:44,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 44 [2024-11-14 04:22:45,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 44 [2024-11-14 04:22:45,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 44 [2024-11-14 04:22:45,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 30 [2024-11-14 04:22:46,839 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-14 04:22:46,840 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:22:50,577 WARN L851 $PredicateComparison]: unable to prove that (forall ((~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base (_ BitVec 32)) (v_ArrVal_940 (Array (_ BitVec 32) (_ BitVec 32))) (|ULTIMATE.start_step_#t~mem7#1| (_ BitVec 8)) (|ULTIMATE.start_step_#t~ite10#1| (_ BitVec 32)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset (_ BitVec 32)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_942 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_943 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_944 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset))))) c_~signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer~0.base v_ArrVal_940))) (or (not (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select (store (store (store (store .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base (store (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset ((_ sign_extend 16) ((_ extract 15 0) (bvadd (bvneg ((_ zero_extend 24) |ULTIMATE.start_step_#t~mem7#1|)) (_ bv17222 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))) |ULTIMATE.start_step_#t~ite10#1|))))) c_~signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer~0.base v_ArrVal_942) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_943) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_944) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))) (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))))) is different from false [2024-11-14 04:22:51,241 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:22:51,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [998315136] [2024-11-14 04:22:51,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [998315136] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:22:51,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [936586540] [2024-11-14 04:22:51,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:51,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:22:51,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:22:51,244 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:22:51,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-14 04:22:53,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:53,786 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 04:22:53,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:23:01,220 INFO L349 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2024-11-14 04:23:01,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 47 [2024-11-14 04:23:01,716 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 37 treesize of output 30 [2024-11-14 04:23:02,229 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 37 treesize of output 30 [2024-11-14 04:23:02,687 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 37 treesize of output 30 [2024-11-14 04:23:03,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2024-11-14 04:23:04,538 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:23:04,538 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:23:04,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [936586540] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:23:04,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 04:23:04,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [15] total 23 [2024-11-14 04:23:04,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553409955] [2024-11-14 04:23:04,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:23:04,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:23:04,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:23:04,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:23:04,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=774, Unknown=54, NotChecked=60, Total=1056 [2024-11-14 04:23:04,540 INFO L87 Difference]: Start difference. First operand 155 states and 204 transitions. Second operand has 10 states, 10 states have (on average 7.0) internal successors, (70), 9 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:23:10,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:23:13,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:23:14,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:23:14,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:23:14,905 INFO L93 Difference]: Finished difference Result 351 states and 460 transitions. [2024-11-14 04:23:14,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 04:23:14,907 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.0) internal successors, (70), 9 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 127 [2024-11-14 04:23:14,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:23:14,908 INFO L225 Difference]: With dead ends: 351 [2024-11-14 04:23:14,908 INFO L226 Difference]: Without dead ends: 199 [2024-11-14 04:23:14,909 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 252 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 1 IntricatePredicates, 1 DeprecatedPredicates, 348 ImplicationChecksByTransitivity, 10.9s TimeCoverageRelationStatistics Valid=203, Invalid=867, Unknown=56, NotChecked=64, Total=1190 [2024-11-14 04:23:14,909 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 243 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 479 mSolverCounterSat, 14 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 479 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:23:14,910 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 443 Invalid, 497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 479 Invalid, 4 Unknown, 0 Unchecked, 9.8s Time] [2024-11-14 04:23:14,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2024-11-14 04:23:14,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 155. [2024-11-14 04:23:14,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 140 states have (on average 1.2785714285714285) internal successors, (179), 140 states have internal predecessors, (179), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:23:14,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 203 transitions. [2024-11-14 04:23:14,928 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 203 transitions. Word has length 127 [2024-11-14 04:23:14,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:23:14,928 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 203 transitions. [2024-11-14 04:23:14,928 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.0) internal successors, (70), 9 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:23:14,929 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 203 transitions. [2024-11-14 04:23:14,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-14 04:23:14,930 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:23:14,930 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:23:14,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-14 04:23:15,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 (29)] Ended with exit code 0 [2024-11-14 04:23:15,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:23:15,331 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:23:15,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:23:15,331 INFO L85 PathProgramCache]: Analyzing trace with hash 1749659461, now seen corresponding path program 1 times [2024-11-14 04:23:15,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:23:15,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [801209367] [2024-11-14 04:23:15,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:23:15,332 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 04:23:15,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:23:15,334 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:23:15,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 (31)] Waiting until timeout for monitored process [2024-11-14 04:23:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:23:16,246 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-14 04:23:16,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:23:26,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2024-11-14 04:23:26,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 44 [2024-11-14 04:23:27,595 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 30 proven. 44 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-14 04:23:27,595 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:23:28,836 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ sign_extend 16) ((_ extract 15 0) (bvadd (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))) (_ bv17222 32) |c_ULTIMATE.start_step_#t~ite10#1| (bvneg ((_ zero_extend 24) |c_ULTIMATE.start_step_#t~mem7#1|))))))) (let ((.cse0 (store |c_#memory_int| c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset .cse1)))) (or (forall ((|v_ULTIMATE.start_step_#t~mem12#1_51| (_ BitVec 8))) (not (bvsge ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))) (bvadd ((_ zero_extend 24) |v_ULTIMATE.start_step_#t~mem12#1_51|) ((_ zero_extend 16) ((_ extract 15 0) .cse1)))))) (forall ((v_ArrVal_1018 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse4 (store .cse0 c_~signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer~0.base v_ArrVal_1018))) (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse4 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))))) (let ((.cse3 (bvshl .cse2 .cse2))) (or (bvsgt .cse2 .cse3) (bvsle ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse4 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))) .cse3))))))))) is different from false [2024-11-14 04:23:28,939 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ sign_extend 16) ((_ extract 15 0) (bvadd (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))) (_ bv17222 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select |c_#memory_int| c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))) (bvneg ((_ zero_extend 24) |c_ULTIMATE.start_step_#t~mem7#1|))))))) (let ((.cse0 (store |c_#memory_int| c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset .cse1)))) (or (forall ((|v_ULTIMATE.start_step_#t~mem12#1_51| (_ BitVec 8))) (not (bvsge ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))) (bvadd ((_ zero_extend 24) |v_ULTIMATE.start_step_#t~mem12#1_51|) ((_ zero_extend 16) ((_ extract 15 0) .cse1)))))) (forall ((v_ArrVal_1018 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse4 (store .cse0 c_~signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer~0.base v_ArrVal_1018))) (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse4 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))))) (let ((.cse3 (bvshl .cse2 .cse2))) (or (bvsgt .cse2 .cse3) (bvsle ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse4 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))) .cse3))))))))) is different from false [2024-11-14 04:23:33,955 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_step_#t~mem12#1_51| (_ BitVec 8)) (v_ArrVal_1016 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_1015 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1018 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse5 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base v_ArrVal_1016) c_~signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer~0.base v_ArrVal_1015))) (let ((.cse1 ((_ sign_extend 16) ((_ extract 15 0) (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse5 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))))) (_ bv17222 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse5 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset)))))))) (let ((.cse0 (store .cse5 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base (store (select .cse5 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset .cse1)))) (let ((.cse4 (store .cse0 c_~signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer~0.base v_ArrVal_1018))) (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse4 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))))) (let ((.cse3 (bvshl .cse2 .cse2))) (or (not (bvsge ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))) (bvadd ((_ zero_extend 24) |v_ULTIMATE.start_step_#t~mem12#1_51|) ((_ zero_extend 16) ((_ extract 15 0) .cse1))))) (bvsgt .cse2 .cse3) (bvsle ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse4 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))) .cse3))))))))) is different from false [2024-11-14 04:23:34,759 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:23:34,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [801209367] [2024-11-14 04:23:34,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [801209367] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:23:34,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1704516845] [2024-11-14 04:23:34,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:23:34,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:23:34,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:23:34,761 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:23:34,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-14 04:23:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:23:37,618 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-14 04:23:37,624 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:23:47,375 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 04:23:52,395 INFO L349 Elim1Store]: treesize reduction 31, result has 32.6 percent of original size [2024-11-14 04:23:52,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 54 [2024-11-14 04:23:52,487 INFO L349 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2024-11-14 04:23:52,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2024-11-14 04:23:52,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-14 04:23:54,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 49 [2024-11-14 04:23:55,633 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 40 proven. 44 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-14 04:23:55,633 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:23:56,203 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1058 (Array (_ BitVec 32) (_ BitVec 32)))) (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_1058) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))) is different from false [2024-11-14 04:23:56,238 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1057 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1058 (Array (_ BitVec 32) (_ BitVec 32)))) (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select (store (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_1057) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_1058) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))) is different from false [2024-11-14 04:24:01,901 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1053 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base (_ BitVec 32)) (v_ArrVal_1056 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1057 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset (_ BitVec 32)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_1058 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse3 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset))))) c_~signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer~0.base v_ArrVal_1053))) (let ((.cse0 ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse3 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))) (let ((.cse2 ((_ sign_extend 16) ((_ extract 15 0) (bvadd (_ bv17222 32) .cse0 (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse3 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))))))))) (let ((.cse1 (store .cse3 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base (store (select .cse3 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset .cse2)))) (or (bvslt (_ bv29916 32) .cse0) (bvslt (_ bv29916 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select (store (store (store .cse1 c_~signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer~0.base v_ArrVal_1056) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_1057) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_1058) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset)))) (not (bvsge ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse1 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))) (bvadd ((_ zero_extend 16) ((_ extract 15 0) .cse2)) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))))))))))) is different from false [2024-11-14 04:24:05,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1704516845] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:24:05,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [526897462] [2024-11-14 04:24:05,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:24:05,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:24:05,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:24:05,137 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:24:05,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2024-11-14 04:24:05,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:24:05,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 04:24:05,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:24:08,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 04:24:08,483 INFO L349 Elim1Store]: treesize reduction 41, result has 26.8 percent of original size [2024-11-14 04:24:08,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 48 [2024-11-14 04:24:09,052 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 04:24:09,053 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 85 treesize of output 49 [2024-11-14 04:24:09,446 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 04:24:09,446 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:24:09,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [526897462] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:24:09,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 04:24:09,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [16, 17] total 37 [2024-11-14 04:24:09,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568264648] [2024-11-14 04:24:09,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:24:09,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 04:24:09,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:24:09,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 04:24:09,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=336, Invalid=2413, Unknown=31, NotChecked=642, Total=3422 [2024-11-14 04:24:09,450 INFO L87 Difference]: Start difference. First operand 155 states and 203 transitions. Second operand has 7 states, 7 states have (on average 10.0) internal successors, (70), 6 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:24:15,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:24:15,130 INFO L93 Difference]: Finished difference Result 307 states and 403 transitions. [2024-11-14 04:24:15,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 04:24:15,135 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 6 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 127 [2024-11-14 04:24:15,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:24:15,136 INFO L225 Difference]: With dead ends: 307 [2024-11-14 04:24:15,136 INFO L226 Difference]: Without dead ends: 155 [2024-11-14 04:24:15,137 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 444 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 1105 ImplicationChecksByTransitivity, 24.8s TimeCoverageRelationStatistics Valid=358, Invalid=2605, Unknown=31, NotChecked=666, Total=3660 [2024-11-14 04:24:15,138 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 78 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:24:15,138 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 378 Invalid, 347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-11-14 04:24:15,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2024-11-14 04:24:15,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 154. [2024-11-14 04:24:15,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 139 states have (on average 1.2733812949640289) internal successors, (177), 139 states have internal predecessors, (177), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 04:24:15,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 201 transitions. [2024-11-14 04:24:15,156 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 201 transitions. Word has length 127 [2024-11-14 04:24:15,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:24:15,156 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 201 transitions. [2024-11-14 04:24:15,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 6 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 04:24:15,156 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 201 transitions. [2024-11-14 04:24:15,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-14 04:24:15,157 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:24:15,157 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:24:15,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-14 04:24:15,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 (31)] Ended with exit code 0 [2024-11-14 04:24:15,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2024-11-14 04:24:15,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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=3,33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:24:15,758 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:24:15,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:24:15,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1615645955, now seen corresponding path program 1 times [2024-11-14 04:24:15,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:24:15,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [63624143] [2024-11-14 04:24:15,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:24:15,759 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 04:24:15,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:24:15,763 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 04:24:15,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/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 (34)] Waiting until timeout for monitored process [2024-11-14 04:24:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:24:16,660 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-14 04:24:16,665 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:24:28,080 INFO L349 Elim1Store]: treesize reduction 31, result has 32.6 percent of original size [2024-11-14 04:24:28,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 50 [2024-11-14 04:24:28,178 INFO L349 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2024-11-14 04:24:28,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 54 [2024-11-14 04:24:29,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 50 [2024-11-14 04:24:31,274 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 112 treesize of output 90 [2024-11-14 04:24:31,938 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 112 treesize of output 90 [2024-11-14 04:24:33,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 100 [2024-11-14 04:24:33,990 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 30 proven. 44 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-14 04:24:33,990 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:24:35,214 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1128 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_1128))) (let ((.cse1 ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))) (or (= ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset))) ((_ zero_extend 16) ((_ extract 15 0) (bvadd (_ bv17222 32) (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))))) .cse1)))) (bvslt (_ bv29916 32) .cse1))))) is different from false [2024-11-14 04:24:40,177 WARN L851 $PredicateComparison]: unable to prove that (forall ((~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base (_ BitVec 32)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset (_ BitVec 32)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_1127 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1124 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1128 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse6 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset))))) c_~signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer~0.base v_ArrVal_1124))) (let ((.cse1 ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse6 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))) (let ((.cse2 (store .cse6 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base (store (select .cse6 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset ((_ sign_extend 16) ((_ extract 15 0) (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse6 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))))) (_ bv17222 32) .cse1))))))) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse2 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))) (.cse4 (store (store .cse2 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_1127) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_1128))) (let ((.cse0 ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse4 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset)))) (.cse3 (bvshl .cse5 .cse5))) (or (bvslt (_ bv29916 32) .cse0) (bvslt (_ bv29916 32) .cse1) (bvsle ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse2 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))) .cse3) (= ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse4 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset))) ((_ zero_extend 16) ((_ extract 15 0) (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse4 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))))) .cse0 (_ bv17222 32))))) (bvsgt .cse5 .cse3)))))))) is different from false [2024-11-14 04:25:56,105 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:25:56,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [63624143] [2024-11-14 04:25:56,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [63624143] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:25:56,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1681729575] [2024-11-14 04:25:56,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:25:56,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:25:56,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:25:56,108 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:25:56,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0687a6b-a133-478a-b733-a80fc3073067/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-14 04:25:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:25:59,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-14 04:25:59,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:26:07,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-14 04:26:09,447 INFO L349 Elim1Store]: treesize reduction 31, result has 32.6 percent of original size [2024-11-14 04:26:09,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 50 [2024-11-14 04:26:09,549 INFO L349 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2024-11-14 04:26:09,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 54 [2024-11-14 04:26:10,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 50 [2024-11-14 04:26:11,355 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 112 treesize of output 90 [2024-11-14 04:26:11,639 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 112 treesize of output 90 [2024-11-14 04:26:12,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 100 [2024-11-14 04:26:12,326 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 30 proven. 44 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-14 04:26:12,326 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:26:12,475 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1166 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base v_ArrVal_1166))) (let ((.cse1 ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer~0.offset))))) (or (= ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.base) c_~unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer~0.offset))) ((_ zero_extend 16) ((_ extract 15 0) (bvadd (_ bv17222 32) .cse1 (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))))))))) (bvslt (_ bv29916 32) .cse1))))) is different from false