./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.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_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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_623082ee-514c-458a-9bb8-70227f3a62a5/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 367be7c22167f0070184c1037e3b882430c4c396bd667e7af2dd299892b7190e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:28:24,296 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:28:24,405 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-13 23:28:24,418 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:28:24,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 23:28:24,442 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:28:24,443 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 23:28:24,443 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 23:28:24,444 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:28:24,444 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 23:28:24,444 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-13 23:28:24,444 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-13 23:28:24,444 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-13 23:28:24,445 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-13 23:28:24,445 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-13 23:28:24,445 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-13 23:28:24,445 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-13 23:28:24,445 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-13 23:28:24,445 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-13 23:28:24,446 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-13 23:28:24,446 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-13 23:28:24,446 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-13 23:28:24,449 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:28:24,449 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:28:24,449 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:28:24,450 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:28:24,450 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:28:24,450 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:28:24,450 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:28:24,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:28:24,450 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:28:24,450 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:28:24,450 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:28:24,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:28:24,450 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:28:24,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:28:24,451 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 23:28:24,451 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 23:28:24,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:28:24,451 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:28:24,451 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:28:24,451 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:28:24,451 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-13 23:28:24,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:28:24,452 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 23:28:24,452 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-13 23:28:24,452 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 23:28:24,452 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_623082ee-514c-458a-9bb8-70227f3a62a5/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 -> 367be7c22167f0070184c1037e3b882430c4c396bd667e7af2dd299892b7190e [2024-11-13 23:28:24,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:28:24,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:28:24,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:28:24,823 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:28:24,823 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:28:24,826 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i Unable to find full path for "g++" [2024-11-13 23:28:26,686 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:28:27,063 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:28:27,064 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i [2024-11-13 23:28:27,077 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/data/ec14d62bc/a71d51d931554816af7313a96a2d90da/FLAG9b82232d4 [2024-11-13 23:28:27,098 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/data/ec14d62bc/a71d51d931554816af7313a96a2d90da [2024-11-13 23:28:27,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:28:27,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:28:27,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:28:27,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:28:27,112 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:28:27,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:28:27" (1/1) ... [2024-11-13 23:28:27,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f217907 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27, skipping insertion in model container [2024-11-13 23:28:27,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:28:27" (1/1) ... [2024-11-13 23:28:27,144 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:28:27,317 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_623082ee-514c-458a-9bb8-70227f3a62a5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i[917,930] [2024-11-13 23:28:27,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:28:27,413 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:28:27,422 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_623082ee-514c-458a-9bb8-70227f3a62a5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i[917,930] [2024-11-13 23:28:27,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:28:27,475 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:28:27,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27 WrapperNode [2024-11-13 23:28:27,476 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:28:27,477 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:28:27,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:28:27,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:28:27,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27" (1/1) ... [2024-11-13 23:28:27,493 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27" (1/1) ... [2024-11-13 23:28:27,530 INFO L138 Inliner]: procedures = 30, calls = 133, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 420 [2024-11-13 23:28:27,530 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:28:27,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:28:27,531 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:28:27,531 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:28:27,538 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27" (1/1) ... [2024-11-13 23:28:27,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27" (1/1) ... [2024-11-13 23:28:27,543 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27" (1/1) ... [2024-11-13 23:28:27,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27" (1/1) ... [2024-11-13 23:28:27,555 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27" (1/1) ... [2024-11-13 23:28:27,560 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27" (1/1) ... [2024-11-13 23:28:27,562 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27" (1/1) ... [2024-11-13 23:28:27,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27" (1/1) ... [2024-11-13 23:28:27,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:28:27,568 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:28:27,568 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:28:27,568 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:28:27,569 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27" (1/1) ... [2024-11-13 23:28:27,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:28:27,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:28:27,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 23:28:27,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 23:28:27,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:28:27,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-13 23:28:27,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 23:28:27,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 23:28:27,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:28:27,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 23:28:27,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:28:27,633 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:28:27,633 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:28:27,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:28:27,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:28:27,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:28:27,799 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:28:27,801 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:28:28,487 INFO L? ?]: Removed 86 outVars from TransFormulas that were not future-live. [2024-11-13 23:28:28,487 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:28:29,029 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:28:29,030 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:28:29,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:28:29 BoogieIcfgContainer [2024-11-13 23:28:29,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:28:29,035 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 23:28:29,035 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 23:28:29,041 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 23:28:29,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:28:27" (1/3) ... [2024-11-13 23:28:29,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6744d7b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:28:29, skipping insertion in model container [2024-11-13 23:28:29,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:27" (2/3) ... [2024-11-13 23:28:29,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6744d7b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:28:29, skipping insertion in model container [2024-11-13 23:28:29,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:28:29" (3/3) ... [2024-11-13 23:28:29,044 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-31.i [2024-11-13 23:28:29,061 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 23:28:29,063 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-31.i that has 2 procedures, 31 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 23:28:29,128 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 23:28:29,142 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;@58069381, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 23:28:29,142 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 23:28:29,146 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-13 23:28:29,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 23:28:29,156 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:28:29,157 INFO L215 NwaCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:28:29,157 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:28:29,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:28:29,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1093019541, now seen corresponding path program 1 times [2024-11-13 23:28:29,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-13 23:28:29,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722708714] [2024-11-13 23:28:29,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:28:29,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:28:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:28:30,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1929211410] [2024-11-13 23:28:30,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:28:30,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 23:28:30,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:28:30,503 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 23:28:30,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 23:28:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:28:31,411 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:28:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:28:32,037 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-13 23:28:32,040 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 23:28:32,041 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 23:28:32,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:28:32,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-13 23:28:32,247 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 23:28:32,331 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 23:28:32,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 11:28:32 BoogieIcfgContainer [2024-11-13 23:28:32,334 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 23:28:32,335 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:28:32,335 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:28:32,335 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:28:32,336 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:28:29" (3/4) ... [2024-11-13 23:28:32,342 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:28:32,343 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:28:32,344 INFO L158 Benchmark]: Toolchain (without parser) took 5240.68ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 80.9MB in the end (delta: 37.6MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2024-11-13 23:28:32,344 INFO L158 Benchmark]: CDTParser took 1.85ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:28:32,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.21ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 104.0MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:28:32,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.94ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 100.7MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:28:32,345 INFO L158 Benchmark]: Boogie Preprocessor took 37.07ms. Allocated memory is still 142.6MB. Free memory was 100.7MB in the beginning and 98.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:28:32,346 INFO L158 Benchmark]: RCFGBuilder took 1464.52ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 82.5MB in the end (delta: 16.1MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2024-11-13 23:28:32,346 INFO L158 Benchmark]: TraceAbstraction took 3299.13ms. Allocated memory is still 142.6MB. Free memory was 82.5MB in the beginning and 80.9MB in the end (delta: 1.6MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2024-11-13 23:28:32,346 INFO L158 Benchmark]: Witness Printer took 7.93ms. Allocated memory is still 142.6MB. Free memory was 80.9MB in the beginning and 80.9MB in the end (delta: 17.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:28:32,348 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.21ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 104.0MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.94ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 100.7MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.07ms. Allocated memory is still 142.6MB. Free memory was 100.7MB in the beginning and 98.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1464.52ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 82.5MB in the end (delta: 16.1MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * TraceAbstraction took 3299.13ms. Allocated memory is still 142.6MB. Free memory was 82.5MB in the beginning and 80.9MB in the end (delta: 1.6MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Witness Printer took 7.93ms. Allocated memory is still 142.6MB. Free memory was 80.9MB in the beginning and 80.9MB in the end (delta: 17.6kB). 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 someBinaryDOUBLEComparisonOperation at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 63. Possible FailurePath: [L34] unsigned char isInitial = 0; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 200, 0, 1107940323, 0, 4, -32, 64, 4, 0.97, 32.6 }; [L47] signed long int* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L48] unsigned char* WrapperStruct00_var_1_2_Pointer = &(WrapperStruct00.var_1_2); [L49] signed long int* WrapperStruct00_var_1_3_Pointer = &(WrapperStruct00.var_1_3); [L50] unsigned char* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L51] signed long int* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L52] signed long int* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L53] unsigned char* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L54] unsigned char* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L55] double* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L56] double* WrapperStruct00_var_1_14_Pointer = &(WrapperStruct00.var_1_14); [L57] signed long int last_1_WrapperStruct00_var_1_7 = 4; [L58] double last_1_WrapperStruct00_var_1_13 = 0.97; [L125] isInitial = 1 [L126] FCALL initially() [L127] COND TRUE 1 [L128] CALL updateLastVariables() [L117] EXPR WrapperStruct00.var_1_7 [L117] last_1_WrapperStruct00_var_1_7 = WrapperStruct00.var_1_7 [L118] EXPR WrapperStruct00.var_1_13 [L118] last_1_WrapperStruct00_var_1_13 = WrapperStruct00.var_1_13 [L128] RET updateLastVariables() [L129] CALL updateVariables() [L98] WrapperStruct00.var_1_2 = __VERIFIER_nondet_uchar() [L99] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L99] CALL assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L100] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L101] WrapperStruct00.var_1_3 = __VERIFIER_nondet_long() [L102] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L102] CALL assume_abort_if_not(WrapperStruct00.var_1_3 >= 1073741822) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(WrapperStruct00.var_1_3 >= 1073741822) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L103] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_3 <= 2147483646) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(WrapperStruct00.var_1_3 <= 2147483646) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L104] WrapperStruct00.var_1_6 = __VERIFIER_nondet_uchar() [L105] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L106] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L106] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L107] WrapperStruct00.var_1_8 = __VERIFIER_nondet_long() [L108] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_8 >= -1073741823) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(WrapperStruct00.var_1_8 >= -1073741823) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L109] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L109] CALL assume_abort_if_not(WrapperStruct00.var_1_8 <= 1073741823) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(WrapperStruct00.var_1_8 <= 1073741823) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L110] WrapperStruct00.var_1_12 = __VERIFIER_nondet_uchar() [L111] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L112] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L112] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L113] WrapperStruct00.var_1_14 = __VERIFIER_nondet_double() [L114] EXPR WrapperStruct00.var_1_14 [L114] EXPR WrapperStruct00.var_1_14 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F [L114] EXPR WrapperStruct00.var_1_14 [L114] EXPR WrapperStruct00.var_1_14 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F [L114] EXPR (WrapperStruct00.var_1_14 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L114] CALL assume_abort_if_not((WrapperStruct00.var_1_14 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not((WrapperStruct00.var_1_14 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L129] RET updateVariables() [L130] CALL step() [L62] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L62] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L62] COND TRUE ! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7)) [L63] COND TRUE ((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13 [L64] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L64] COND TRUE (*(WrapperStruct00_var_1_6_Pointer)) [L65] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L65] (*(WrapperStruct00_var_1_9_Pointer)) = (*(WrapperStruct00_var_1_12_Pointer)) [L71] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L71] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L71] COND FALSE !((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) [L74] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L74] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L74] (*(WrapperStruct00_var_1_7_Pointer)) = ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))) [L76] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L76] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L76] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L76] COND FALSE !(((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_3_Pointer))) < (*(WrapperStruct00_var_1_9_Pointer))) [L87] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L87] (*(WrapperStruct00_var_1_13_Pointer)) = (*(WrapperStruct00_var_1_14_Pointer)) [L89] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L89] COND FALSE !((*(WrapperStruct00_var_1_2_Pointer))) [L92] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L92] (*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) [L92] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L92] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L92] (*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) [L92] COND FALSE !((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) [L130] RET step() [L131] CALL, EXPR property() [L121] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L121] EXPR (*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1) [L121] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L121] EXPR (*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) [L121] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR (*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) [L121] EXPR ((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1 [L121] EXPR (*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1) [L121] EXPR ((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer)))))) [L121] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR ((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))) [L121] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L121] EXPR ((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))) [L121] EXPR ((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer)))))) [L121] EXPR (((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))))) && ((! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer))))) [L121] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L121] EXPR (! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) [L121] EXPR (((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1 [L121] EXPR (! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) [L121] EXPR (((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))))) && ((! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer))))) [L121] EXPR ((((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))))) && ((! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))))) && ((((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_3_Pointer))) < (*(WrapperStruct00_var_1_9_Pointer))) ? (((*(WrapperStruct00_var_1_2_Pointer)) && (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) 0.8)) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) [L121] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR (((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_3_Pointer))) < (*(WrapperStruct00_var_1_9_Pointer))) ? (((*(WrapperStruct00_var_1_2_Pointer)) && (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) 0.8)) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer)))) [L121] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L121] EXPR (((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_3_Pointer))) < (*(WrapperStruct00_var_1_9_Pointer))) ? (((*(WrapperStruct00_var_1_2_Pointer)) && (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) 0.8)) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer)))) [L121] EXPR ((((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))))) && ((! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))))) && ((((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_3_Pointer))) < (*(WrapperStruct00_var_1_9_Pointer))) ? (((*(WrapperStruct00_var_1_2_Pointer)) && (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) 0.8)) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) [L121-L122] return ((((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))))) && ((! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))))) && ((((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_3_Pointer))) < (*(WrapperStruct00_var_1_9_Pointer))) ? (((*(WrapperStruct00_var_1_2_Pointer)) && (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) 0.8)) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) ; [L131] RET, EXPR property() [L131] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 1, TraceHistogramMax: 11, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=31occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:28:32,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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_623082ee-514c-458a-9bb8-70227f3a62a5/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 367be7c22167f0070184c1037e3b882430c4c396bd667e7af2dd299892b7190e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:28:35,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:28:35,231 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-13 23:28:35,238 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:28:35,239 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 23:28:35,322 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:28:35,327 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 23:28:35,328 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 23:28:35,328 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:28:35,328 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 23:28:35,328 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-13 23:28:35,328 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-13 23:28:35,329 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-13 23:28:35,329 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-13 23:28:35,329 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-13 23:28:35,329 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-13 23:28:35,329 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:28:35,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:28:35,329 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:28:35,329 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:28:35,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:28:35,330 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:28:35,330 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:28:35,330 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:28:35,330 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:28:35,330 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:28:35,330 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:28:35,330 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:28:35,330 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:28:35,330 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:28:35,330 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:28:35,331 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:28:35,331 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 23:28:35,331 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 23:28:35,331 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 23:28:35,331 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:28:35,331 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:28:35,331 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:28:35,331 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:28:35,331 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:28:35,332 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:35,334 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 23:28:35,334 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-13 23:28:35,334 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_623082ee-514c-458a-9bb8-70227f3a62a5/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 -> 367be7c22167f0070184c1037e3b882430c4c396bd667e7af2dd299892b7190e [2024-11-13 23:28:35,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:28:35,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:28:35,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:28:35,692 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:28:35,692 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:28:35,693 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i Unable to find full path for "g++" [2024-11-13 23:28:37,767 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:28:38,069 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:28:38,070 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i [2024-11-13 23:28:38,083 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/data/060ea441c/3e93c2a2d53042d687d7e81aabd04075/FLAGf88381a64 [2024-11-13 23:28:38,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/data/060ea441c/3e93c2a2d53042d687d7e81aabd04075 [2024-11-13 23:28:38,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:28:38,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:28:38,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:28:38,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:28:38,109 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:28:38,110 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:28:38" (1/1) ... [2024-11-13 23:28:38,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12265aa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38, skipping insertion in model container [2024-11-13 23:28:38,111 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:28:38" (1/1) ... [2024-11-13 23:28:38,139 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:28:38,330 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_623082ee-514c-458a-9bb8-70227f3a62a5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i[917,930] [2024-11-13 23:28:38,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:28:38,464 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:28:38,480 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i[917,930] [2024-11-13 23:28:38,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:28:38,546 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:28:38,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38 WrapperNode [2024-11-13 23:28:38,549 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:28:38,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:28:38,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:28:38,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:28:38,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38" (1/1) ... [2024-11-13 23:28:38,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38" (1/1) ... [2024-11-13 23:28:38,646 INFO L138 Inliner]: procedures = 34, calls = 133, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 417 [2024-11-13 23:28:38,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:28:38,647 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:28:38,647 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:28:38,647 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:28:38,662 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38" (1/1) ... [2024-11-13 23:28:38,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38" (1/1) ... [2024-11-13 23:28:38,669 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38" (1/1) ... [2024-11-13 23:28:38,669 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38" (1/1) ... [2024-11-13 23:28:38,685 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38" (1/1) ... [2024-11-13 23:28:38,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38" (1/1) ... [2024-11-13 23:28:38,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38" (1/1) ... [2024-11-13 23:28:38,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38" (1/1) ... [2024-11-13 23:28:38,699 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:28:38,700 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:28:38,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:28:38,700 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:28:38,701 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38" (1/1) ... [2024-11-13 23:28:38,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:28:38,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:28:38,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 23:28:38,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 23:28:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:28:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 23:28:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2024-11-13 23:28:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 23:28:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-13 23:28:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:28:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:28:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-13 23:28:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-13 23:28:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:28:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:28:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:28:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:28:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-13 23:28:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:28:38,950 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:28:38,952 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:28:39,875 INFO L? ?]: Removed 86 outVars from TransFormulas that were not future-live. [2024-11-13 23:28:39,875 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:28:39,891 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:28:39,892 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:28:39,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:28:39 BoogieIcfgContainer [2024-11-13 23:28:39,893 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:28:39,896 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 23:28:39,896 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 23:28:39,905 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 23:28:39,906 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:28:38" (1/3) ... [2024-11-13 23:28:39,906 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bfa4ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:28:39, skipping insertion in model container [2024-11-13 23:28:39,906 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:28:38" (2/3) ... [2024-11-13 23:28:39,907 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bfa4ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:28:39, skipping insertion in model container [2024-11-13 23:28:39,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:28:39" (3/3) ... [2024-11-13 23:28:39,908 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-31.i [2024-11-13 23:28:39,927 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 23:28:39,930 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-31.i that has 2 procedures, 87 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 23:28:39,991 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 23:28:40,004 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;@4f1f1612, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 23:28:40,004 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 23:28:40,009 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 73 states have (on average 1.452054794520548) internal successors, (106), 74 states have internal predecessors, (106), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-13 23:28:40,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 23:28:40,020 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:28:40,025 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:28:40,026 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:28:40,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:28:40,033 INFO L85 PathProgramCache]: Analyzing trace with hash 1894060799, now seen corresponding path program 1 times [2024-11-13 23:28:40,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:28:40,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [139535663] [2024-11-13 23:28:40,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:28:40,050 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 [2024-11-13 23:28:40,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:28:40,056 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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) [2024-11-13 23:28:40,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:28:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:40,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:28:40,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:40,459 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-13 23:28:40,459 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:28:40,460 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:28:40,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [139535663] [2024-11-13 23:28:40,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [139535663] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:28:40,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:28:40,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 23:28:40,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610238635] [2024-11-13 23:28:40,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:28:40,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 23:28:40,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:28:40,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 23:28:40,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 23:28:40,489 INFO L87 Difference]: Start difference. First operand has 87 states, 73 states have (on average 1.452054794520548) internal successors, (106), 74 states have internal predecessors, (106), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:28:40,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:28:40,515 INFO L93 Difference]: Finished difference Result 164 states and 256 transitions. [2024-11-13 23:28:40,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 23:28:40,518 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) Word has length 94 [2024-11-13 23:28:40,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:28:40,525 INFO L225 Difference]: With dead ends: 164 [2024-11-13 23:28:40,526 INFO L226 Difference]: Without dead ends: 80 [2024-11-13 23:28:40,529 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 23:28:40,532 INFO L432 NwaCegarLoop]: 114 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, 114 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 [2024-11-13 23:28:40,533 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 23:28:40,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-13 23:28:40,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-11-13 23:28:40,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 67 states have (on average 1.373134328358209) internal successors, (92), 67 states have internal predecessors, (92), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-13 23:28:40,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 114 transitions. [2024-11-13 23:28:40,576 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 114 transitions. Word has length 94 [2024-11-13 23:28:40,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:28:40,577 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 114 transitions. [2024-11-13 23:28:40,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:28:40,577 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 114 transitions. [2024-11-13 23:28:40,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 23:28:40,582 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:28:40,582 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:28:40,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-13 23:28:40,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:28:40,783 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:28:40,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:28:40,784 INFO L85 PathProgramCache]: Analyzing trace with hash -851921583, now seen corresponding path program 1 times [2024-11-13 23:28:40,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:28:40,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1895637555] [2024-11-13 23:28:40,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:28:40,786 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 [2024-11-13 23:28:40,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:28:40,789 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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) [2024-11-13 23:28:40,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:28:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:41,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:28:41,208 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:41,286 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 [2024-11-13 23:28:41,330 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-13 23:28:41,330 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:28:41,330 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:28:41,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1895637555] [2024-11-13 23:28:41,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1895637555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:28:41,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:28:41,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 23:28:41,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513513596] [2024-11-13 23:28:41,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:28:41,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 23:28:41,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:28:41,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 23:28:41,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 23:28:41,334 INFO L87 Difference]: Start difference. First operand 80 states and 114 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:28:41,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:28:41,368 INFO L93 Difference]: Finished difference Result 157 states and 225 transitions. [2024-11-13 23:28:41,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 23:28:41,369 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 94 [2024-11-13 23:28:41,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:28:41,370 INFO L225 Difference]: With dead ends: 157 [2024-11-13 23:28:41,370 INFO L226 Difference]: Without dead ends: 80 [2024-11-13 23:28:41,371 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 23:28:41,372 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 23:28:41,372 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 221 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 23:28:41,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-13 23:28:41,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-11-13 23:28:41,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 67 states have (on average 1.3582089552238805) internal successors, (91), 67 states have internal predecessors, (91), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-13 23:28:41,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 113 transitions. [2024-11-13 23:28:41,381 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 113 transitions. Word has length 94 [2024-11-13 23:28:41,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:28:41,383 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 113 transitions. [2024-11-13 23:28:41,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:28:41,383 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 113 transitions. [2024-11-13 23:28:41,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 23:28:41,388 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:28:41,389 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:28:41,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:28:41,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:28:41,589 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:28:41,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:28:41,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1854697811, now seen corresponding path program 1 times [2024-11-13 23:28:41,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:28:41,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [138268669] [2024-11-13 23:28:41,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:28:41,591 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 [2024-11-13 23:28:41,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:28:41,593 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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) [2024-11-13 23:28:41,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:28:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:42,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 23:28:42,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:44,463 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 26 treesize of output 29 [2024-11-13 23:28:44,676 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-13 23:28:44,676 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:28:44,676 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:28:44,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [138268669] [2024-11-13 23:28:44,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [138268669] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:28:44,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:28:44,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 23:28:44,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457884261] [2024-11-13 23:28:44,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:28:44,677 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 23:28:44,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:28:44,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 23:28:44,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 23:28:44,679 INFO L87 Difference]: Start difference. First operand 80 states and 113 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:28:45,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:28:45,905 INFO L93 Difference]: Finished difference Result 191 states and 270 transitions. [2024-11-13 23:28:45,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 23:28:45,910 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 94 [2024-11-13 23:28:45,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:28:45,911 INFO L225 Difference]: With dead ends: 191 [2024-11-13 23:28:45,912 INFO L226 Difference]: Without dead ends: 114 [2024-11-13 23:28:45,912 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-13 23:28:45,915 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 145 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-13 23:28:45,916 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 292 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-13 23:28:45,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-13 23:28:45,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 84. [2024-11-13 23:28:45,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 71 states have (on average 1.352112676056338) internal successors, (96), 71 states have internal predecessors, (96), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-13 23:28:45,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 118 transitions. [2024-11-13 23:28:45,943 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 118 transitions. Word has length 94 [2024-11-13 23:28:45,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:28:45,943 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 118 transitions. [2024-11-13 23:28:45,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:28:45,943 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2024-11-13 23:28:45,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 23:28:45,948 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:28:45,948 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:28:45,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:28:46,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:28:46,149 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:28:46,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:28:46,150 INFO L85 PathProgramCache]: Analyzing trace with hash 560361326, now seen corresponding path program 1 times [2024-11-13 23:28:46,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:28:46,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1803616080] [2024-11-13 23:28:46,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:28:46,151 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 [2024-11-13 23:28:46,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:28:46,153 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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) [2024-11-13 23:28:46,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:28:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:46,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:28:46,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:46,508 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 [2024-11-13 23:28:46,527 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-13 23:28:46,527 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:28:46,528 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:28:46,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1803616080] [2024-11-13 23:28:46,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1803616080] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:28:46,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:28:46,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 23:28:46,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753344511] [2024-11-13 23:28:46,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:28:46,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 23:28:46,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:28:46,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 23:28:46,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 23:28:46,530 INFO L87 Difference]: Start difference. First operand 84 states and 118 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:28:46,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:28:46,561 INFO L93 Difference]: Finished difference Result 165 states and 233 transitions. [2024-11-13 23:28:46,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 23:28:46,562 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 96 [2024-11-13 23:28:46,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:28:46,563 INFO L225 Difference]: With dead ends: 165 [2024-11-13 23:28:46,563 INFO L226 Difference]: Without dead ends: 84 [2024-11-13 23:28:46,564 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 23:28:46,565 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 23:28:46,565 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 218 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 23:28:46,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-13 23:28:46,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-11-13 23:28:46,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 71 states have (on average 1.3380281690140845) internal successors, (95), 71 states have internal predecessors, (95), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-13 23:28:46,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 117 transitions. [2024-11-13 23:28:46,576 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 117 transitions. Word has length 96 [2024-11-13 23:28:46,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:28:46,577 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 117 transitions. [2024-11-13 23:28:46,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:28:46,577 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 117 transitions. [2024-11-13 23:28:46,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 23:28:46,579 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:28:46,579 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:28:46,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:28:46,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:28:46,781 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:28:46,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:28:46,782 INFO L85 PathProgramCache]: Analyzing trace with hash 167334316, now seen corresponding path program 1 times [2024-11-13 23:28:46,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:28:46,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1811999273] [2024-11-13 23:28:46,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:28:46,783 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 [2024-11-13 23:28:46,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:28:46,786 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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) [2024-11-13 23:28:46,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:28:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:47,277 INFO L255 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 23:28:47,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:48,393 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 [2024-11-13 23:28:49,065 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 [2024-11-13 23:28:49,910 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 24 treesize of output 12 [2024-11-13 23:28:50,623 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2024-11-13 23:28:51,330 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 31 treesize of output 12 [2024-11-13 23:28:51,897 INFO L349 Elim1Store]: treesize reduction 31, result has 32.6 percent of original size [2024-11-13 23:28:51,897 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 26 treesize of output 36 [2024-11-13 23:28:52,135 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2024-11-13 23:28:52,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 48 [2024-11-13 23:28:52,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 62 [2024-11-13 23:28:53,088 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:28:53,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 108 treesize of output 56 [2024-11-13 23:28:53,186 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 96 proven. 40 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 23:28:53,186 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:29:11,769 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:29:11,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1811999273] [2024-11-13 23:29:11,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1811999273] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:29:11,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [547594089] [2024-11-13 23:29:11,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:29:11,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:11,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-13 23:29:11,774 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:11,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:29:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:13,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 23:29:13,343 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:14,750 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 [2024-11-13 23:29:16,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2024-11-13 23:29:18,002 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 31 treesize of output 22 [2024-11-13 23:29:19,194 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 31 treesize of output 22 [2024-11-13 23:29:20,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 30 [2024-11-13 23:29:23,493 INFO L349 Elim1Store]: treesize reduction 55, result has 21.4 percent of original size [2024-11-13 23:29:23,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 41 treesize of output 57 [2024-11-13 23:29:23,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2024-11-13 23:29:24,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 21 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 76 [2024-11-13 23:29:26,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 98 [2024-11-13 23:29:28,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 91 [2024-11-13 23:29:28,969 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 93 proven. 61 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-13 23:29:28,969 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:30:47,205 WARN L851 $PredicateComparison]: unable to prove that (forall ((~WrapperStruct00_var_1_12_Pointer~0.base (_ BitVec 32)) (~WrapperStruct00_var_1_12_Pointer~0.offset (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_33| (_ BitVec 64))) (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse4 ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| ~WrapperStruct00_var_1_12_Pointer~0.base) ~WrapperStruct00_var_1_12_Pointer~0.offset))))) (let ((.cse3 (store |c_#memory_int| c_~WrapperStruct00_var_1_9_Pointer~0.base (store (select |c_#memory_int| c_~WrapperStruct00_var_1_9_Pointer~0.base) c_~WrapperStruct00_var_1_9_Pointer~0.offset .cse4)))) (store .cse3 c_~WrapperStruct00_var_1_7_Pointer~0.base (store (select .cse3 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (bvadd (bvneg (select (select .cse3 c_~WrapperStruct00_var_1_3_Pointer~0.base) c_~WrapperStruct00_var_1_3_Pointer~0.offset)) ((_ zero_extend 24) ((_ extract 7 0) .cse4))))))))) (store .cse2 c_~WrapperStruct00_var_1_13_Pointer~0.base (store (store (select .cse2 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_33|)) (bvadd (_ bv4 32) c_~WrapperStruct00_var_1_13_Pointer~0.offset) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_33|)))))) (store .cse1 c_~WrapperStruct00_var_1_1_Pointer~0.base (store (select .cse1 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~WrapperStruct00_var_1_9_Pointer~0.base) c_~WrapperStruct00_var_1_9_Pointer~0.offset))))) (select (select .cse1 c_~WrapperStruct00_var_1_3_Pointer~0.base) c_~WrapperStruct00_var_1_3_Pointer~0.offset))))))) (= (bvadd (bvneg (select (select .cse0 c_~WrapperStruct00_var_1_3_Pointer~0.base) c_~WrapperStruct00_var_1_3_Pointer~0.offset)) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~WrapperStruct00_var_1_9_Pointer~0.base) c_~WrapperStruct00_var_1_9_Pointer~0.offset)))) (select (select .cse0 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset)))) is different from false [2024-11-13 23:30:47,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [547594089] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:30:47,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [238622496] [2024-11-13 23:30:47,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:30:47,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 23:30:47,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:30:47,763 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 23:30:47,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-13 23:30:48,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:48,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 23:30:48,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:50,104 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 [2024-11-13 23:30:51,775 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 20 treesize of output 19 [2024-11-13 23:30:53,521 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 31 treesize of output 22 [2024-11-13 23:30:54,772 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 28 treesize of output 30 [2024-11-13 23:30:56,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2024-11-13 23:31:00,529 INFO L349 Elim1Store]: treesize reduction 79, result has 16.0 percent of original size [2024-11-13 23:31:00,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 79 [2024-11-13 23:31:01,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 79 [2024-11-13 23:31:02,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 36 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 84 [2024-11-13 23:31:02,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 98 [2024-11-13 23:31:06,475 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:31:06,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 155 treesize of output 91 [2024-11-13 23:31:06,495 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 101 proven. 85 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 23:31:06,497 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:31:09,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [238622496] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:31:09,815 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 23:31:09,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 15, 16] total 33 [2024-11-13 23:31:09,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801142840] [2024-11-13 23:31:09,815 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 23:31:09,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-13 23:31:09,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:31:09,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-13 23:31:09,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=240, Invalid=1469, Unknown=17, NotChecked=80, Total=1806 [2024-11-13 23:31:09,822 INFO L87 Difference]: Start difference. First operand 84 states and 117 transitions. Second operand has 34 states, 32 states have (on average 4.3125) internal successors, (138), 33 states have internal predecessors, (138), 13 states have call successors, (31), 11 states have call predecessors, (31), 13 states have return successors, (32), 11 states have call predecessors, (32), 13 states have call successors, (32) [2024-11-13 23:31:41,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:31:43,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:31:57,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:31:59,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:06,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:08,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:10,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:12,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:26,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:28,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:43,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:45,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:48,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:50,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:52,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:54,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:56,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:32:58,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:00,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:02,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:18,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:20,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:22,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:24,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:26,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:28,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:30,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:32,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:34,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:37,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:39,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:41,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:43,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:45,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:47,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:49,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:51,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:53,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:56,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:33:58,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:00,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:02,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:04,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:06,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:08,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:10,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:23,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:25,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:27,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:29,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:52,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:54,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:56,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:34:58,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:25,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:27,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:29,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:31,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:33,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:35,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:37,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:39,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:41,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:43,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:45,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:47,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:49,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:51,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:53,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:55,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:57,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:59,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:01,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:03,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:05,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:07,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:09,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:11,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:33,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:35,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:37,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:39,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:42,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:44,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:46,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:48,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:52,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:57,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:37:03,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:37:05,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:37:07,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:37:14,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:37:29,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:37:30,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:37:48,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:37:48,289 INFO L93 Difference]: Finished difference Result 239 states and 316 transitions. [2024-11-13 23:37:48,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-13 23:37:48,292 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 32 states have (on average 4.3125) internal successors, (138), 33 states have internal predecessors, (138), 13 states have call successors, (31), 11 states have call predecessors, (31), 13 states have return successors, (32), 11 states have call predecessors, (32), 13 states have call successors, (32) Word has length 96 [2024-11-13 23:37:48,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:37:48,294 INFO L225 Difference]: With dead ends: 239 [2024-11-13 23:37:48,294 INFO L226 Difference]: Without dead ends: 158 [2024-11-13 23:37:48,299 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 389 GetRequests, 315 SyntacticMatches, 1 SemanticMatches, 73 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1224 ImplicationChecksByTransitivity, 295.3s TimeCoverageRelationStatistics Valid=1210, Invalid=4130, Unknown=66, NotChecked=144, Total=5550 [2024-11-13 23:37:48,300 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 1065 mSDsluCounter, 572 mSDsCounter, 0 mSdLazyCounter, 1338 mSolverCounterSat, 216 mSolverCounterUnsat, 92 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 216.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1065 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 1646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 1338 IncrementalHoareTripleChecker+Invalid, 92 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 217.5s IncrementalHoareTripleChecker+Time [2024-11-13 23:37:48,301 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1065 Valid, 640 Invalid, 1646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1338 Invalid, 92 Unknown, 0 Unchecked, 217.5s Time] [2024-11-13 23:37:48,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-11-13 23:37:48,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 107. [2024-11-13 23:37:48,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 88 states have (on average 1.2727272727272727) internal successors, (112), 89 states have internal predecessors, (112), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-13 23:37:48,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 138 transitions. [2024-11-13 23:37:48,345 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 138 transitions. Word has length 96 [2024-11-13 23:37:48,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:37:48,346 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 138 transitions. [2024-11-13 23:37:48,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 32 states have (on average 4.3125) internal successors, (138), 33 states have internal predecessors, (138), 13 states have call successors, (31), 11 states have call predecessors, (31), 13 states have return successors, (32), 11 states have call predecessors, (32), 13 states have call successors, (32) [2024-11-13 23:37:48,347 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 138 transitions. [2024-11-13 23:37:48,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 23:37:48,354 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:37:48,354 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:37:48,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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)] Forceful destruction successful, exit code 0 [2024-11-13 23:37:48,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-13 23:37:48,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 23:37:48,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-13 23:37:48,955 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:37:48,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:37:48,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1343255813, now seen corresponding path program 1 times [2024-11-13 23:37:48,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:37:48,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [717339028] [2024-11-13 23:37:48,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:37:48,957 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 [2024-11-13 23:37:48,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:37:48,959 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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) [2024-11-13 23:37:48,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:37:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:37:49,319 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 23:37:49,329 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:37:49,895 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 [2024-11-13 23:37:51,667 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 25 treesize of output 13 [2024-11-13 23:37:53,010 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 22 treesize of output 21 [2024-11-13 23:37:54,487 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 33 treesize of output 24 [2024-11-13 23:37:55,968 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 33 treesize of output 24 [2024-11-13 23:37:57,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2024-11-13 23:38:00,743 INFO L349 Elim1Store]: treesize reduction 55, result has 21.4 percent of original size [2024-11-13 23:38:00,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 43 treesize of output 59 [2024-11-13 23:38:01,270 INFO L349 Elim1Store]: treesize reduction 50, result has 18.0 percent of original size [2024-11-13 23:38:01,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 70 [2024-11-13 23:38:01,951 INFO L349 Elim1Store]: treesize reduction 73, result has 16.1 percent of original size [2024-11-13 23:38:01,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 101 treesize of output 107 [2024-11-13 23:38:06,075 INFO L349 Elim1Store]: treesize reduction 65, result has 9.7 percent of original size [2024-11-13 23:38:06,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 158 treesize of output 147 [2024-11-13 23:38:06,833 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 91 proven. 64 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-13 23:38:06,834 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:38:17,034 WARN L851 $PredicateComparison]: unable to prove that (forall ((~WrapperStruct00_var_1_12_Pointer~0.base (_ BitVec 32)) (~WrapperStruct00_var_1_12_Pointer~0.offset (_ BitVec 32)) (~WrapperStruct00_var_1_3_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_341 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (let ((.cse0 (let ((.cse1 (let ((.cse3 ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| ~WrapperStruct00_var_1_12_Pointer~0.base) ~WrapperStruct00_var_1_12_Pointer~0.offset))))) (let ((.cse2 (store |c_#memory_int| c_~WrapperStruct00_var_1_9_Pointer~0.base (store (select |c_#memory_int| c_~WrapperStruct00_var_1_9_Pointer~0.base) c_~WrapperStruct00_var_1_9_Pointer~0.offset .cse3)))) (store .cse2 c_~WrapperStruct00_var_1_7_Pointer~0.base (store (select .cse2 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (bvadd (bvneg (select (select .cse2 c_~WrapperStruct00_var_1_3_Pointer~0.base) ~WrapperStruct00_var_1_3_Pointer~0.offset)) ((_ zero_extend 24) ((_ extract 7 0) .cse3))))))))) (store .cse1 c_~WrapperStruct00_var_1_13_Pointer~0.base (store (store (select .cse1 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset v_ArrVal_341) (bvadd (_ bv4 32) c_~WrapperStruct00_var_1_13_Pointer~0.offset) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|)))))) (or (not (= (_ bv0 8) ((_ extract 7 0) (select (select .cse0 c_~WrapperStruct00_var_1_2_Pointer~0.base) c_~WrapperStruct00_var_1_2_Pointer~0.offset)))) (= (_ bv0 8) ((_ extract 7 0) (select (select (store .cse0 c_~WrapperStruct00_var_1_1_Pointer~0.base (store (select .cse0 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset (select (select .cse0 c_~WrapperStruct00_var_1_3_Pointer~0.base) ~WrapperStruct00_var_1_3_Pointer~0.offset))) c_~WrapperStruct00_var_1_2_Pointer~0.base) c_~WrapperStruct00_var_1_2_Pointer~0.offset)))))) is different from false [2024-11-13 23:38:17,443 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:38:17,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [717339028] [2024-11-13 23:38:17,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [717339028] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:38:17,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [524946823] [2024-11-13 23:38:17,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:38:17,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:38:17,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-13 23:38:17,449 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:38:17,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 23:38:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:38:18,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 23:38:18,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:38:21,751 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 26 treesize of output 1 [2024-11-13 23:38:22,473 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 23:38:22,474 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 24 treesize of output 26 [2024-11-13 23:38:22,695 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-13 23:38:22,696 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:38:22,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [524946823] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:38:22,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 23:38:22,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [15] total 20 [2024-11-13 23:38:22,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761431430] [2024-11-13 23:38:22,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:38:22,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 23:38:22,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:38:22,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 23:38:22,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=576, Unknown=3, NotChecked=50, Total=756 [2024-11-13 23:38:22,698 INFO L87 Difference]: Start difference. First operand 107 states and 138 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:38:24,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:38:24,488 INFO L93 Difference]: Finished difference Result 238 states and 308 transitions. [2024-11-13 23:38:24,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 23:38:24,490 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 96 [2024-11-13 23:38:24,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:38:24,493 INFO L225 Difference]: With dead ends: 238 [2024-11-13 23:38:24,493 INFO L226 Difference]: Without dead ends: 139 [2024-11-13 23:38:24,494 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 18.1s TimeCoverageRelationStatistics Valid=162, Invalid=709, Unknown=3, NotChecked=56, Total=930 [2024-11-13 23:38:24,495 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 153 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-13 23:38:24,495 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 313 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-13 23:38:24,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2024-11-13 23:38:24,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 107. [2024-11-13 23:38:24,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 88 states have (on average 1.2613636363636365) internal successors, (111), 89 states have internal predecessors, (111), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-13 23:38:24,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 137 transitions. [2024-11-13 23:38:24,547 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 137 transitions. Word has length 96 [2024-11-13 23:38:24,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:38:24,547 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 137 transitions. [2024-11-13 23:38:24,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:38:24,548 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 137 transitions. [2024-11-13 23:38:24,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 23:38:24,549 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:38:24,550 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:38:24,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:38:24,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-13 23:38:24,950 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-13 23:38:24,951 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:38:24,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:38:24,951 INFO L85 PathProgramCache]: Analyzing trace with hash -1328159340, now seen corresponding path program 1 times [2024-11-13 23:38:24,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:38:24,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1607213428] [2024-11-13 23:38:24,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:38:24,952 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 [2024-11-13 23:38:24,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:38:24,954 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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) [2024-11-13 23:38:24,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:38:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:38:25,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:38:25,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:38:25,284 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-13 23:38:25,284 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:38:25,284 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:38:25,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1607213428] [2024-11-13 23:38:25,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1607213428] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:38:25,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:38:25,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 23:38:25,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71678833] [2024-11-13 23:38:25,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:38:25,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 23:38:25,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:38:25,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 23:38:25,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 23:38:25,286 INFO L87 Difference]: Start difference. First operand 107 states and 137 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:38:25,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:38:25,347 INFO L93 Difference]: Finished difference Result 207 states and 266 transitions. [2024-11-13 23:38:25,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 23:38:25,348 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 97 [2024-11-13 23:38:25,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:38:25,349 INFO L225 Difference]: With dead ends: 207 [2024-11-13 23:38:25,350 INFO L226 Difference]: Without dead ends: 108 [2024-11-13 23:38:25,350 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 23:38:25,351 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 23:38:25,354 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 215 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 23:38:25,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-13 23:38:25,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-11-13 23:38:25,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 89 states have (on average 1.2584269662921348) internal successors, (112), 90 states have internal predecessors, (112), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-13 23:38:25,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 138 transitions. [2024-11-13 23:38:25,413 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 138 transitions. Word has length 97 [2024-11-13 23:38:25,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:38:25,414 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 138 transitions. [2024-11-13 23:38:25,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:38:25,416 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 138 transitions. [2024-11-13 23:38:25,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 23:38:25,418 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:38:25,418 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:38:25,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:38:25,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:38:25,619 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:38:25,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:38:25,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1069993902, now seen corresponding path program 1 times [2024-11-13 23:38:25,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:38:25,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [821764352] [2024-11-13 23:38:25,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:38:25,621 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 [2024-11-13 23:38:25,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:38:25,624 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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) [2024-11-13 23:38:25,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:38:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:38:26,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:38:26,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:38:26,078 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-13 23:38:26,079 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:38:26,079 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:38:26,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [821764352] [2024-11-13 23:38:26,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [821764352] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:38:26,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:38:26,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 23:38:26,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577271933] [2024-11-13 23:38:26,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:38:26,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 23:38:26,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:38:26,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 23:38:26,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 23:38:26,082 INFO L87 Difference]: Start difference. First operand 108 states and 138 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:38:26,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:38:26,232 INFO L93 Difference]: Finished difference Result 211 states and 270 transitions. [2024-11-13 23:38:26,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 23:38:26,234 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 97 [2024-11-13 23:38:26,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:38:26,236 INFO L225 Difference]: With dead ends: 211 [2024-11-13 23:38:26,236 INFO L226 Difference]: Without dead ends: 111 [2024-11-13 23:38:26,238 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 23:38:26,239 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 426 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 [2024-11-13 23:38:26,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 426 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 23:38:26,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-13 23:38:26,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 109. [2024-11-13 23:38:26,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 90 states have (on average 1.2555555555555555) internal successors, (113), 91 states have internal predecessors, (113), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-13 23:38:26,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 139 transitions. [2024-11-13 23:38:26,290 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 139 transitions. Word has length 97 [2024-11-13 23:38:26,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:38:26,293 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 139 transitions. [2024-11-13 23:38:26,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-13 23:38:26,293 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 139 transitions. [2024-11-13 23:38:26,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 23:38:26,295 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:38:26,297 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:38:26,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:38:26,498 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:38:26,498 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:38:26,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:38:26,499 INFO L85 PathProgramCache]: Analyzing trace with hash -741353326, now seen corresponding path program 1 times [2024-11-13 23:38:26,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:38:26,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [361886145] [2024-11-13 23:38:26,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:38:26,500 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 [2024-11-13 23:38:26,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:38:26,502 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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) [2024-11-13 23:38:26,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/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 [2024-11-13 23:38:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:38:26,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 23:38:26,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:38:27,481 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 [2024-11-13 23:38:29,189 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 25 treesize of output 13 [2024-11-13 23:38:30,481 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 25 treesize of output 13 [2024-11-13 23:38:31,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-13 23:38:33,149 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 25 treesize of output 13 [2024-11-13 23:38:34,396 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 26 treesize of output 29 [2024-11-13 23:38:37,836 INFO L349 Elim1Store]: treesize reduction 55, result has 21.4 percent of original size [2024-11-13 23:38:37,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 43 treesize of output 59 [2024-11-13 23:38:38,358 INFO L349 Elim1Store]: treesize reduction 50, result has 18.0 percent of original size [2024-11-13 23:38:38,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 70 [2024-11-13 23:38:38,839 INFO L349 Elim1Store]: treesize reduction 73, result has 16.1 percent of original size [2024-11-13 23:38:38,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 95 treesize of output 97 [2024-11-13 23:38:41,961 INFO L349 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2024-11-13 23:38:41,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 159 treesize of output 140 [2024-11-13 23:38:42,629 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:38:42,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 209 treesize of output 105 [2024-11-13 23:38:42,773 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 43 proven. 64 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-11-13 23:38:42,773 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:38:59,813 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_56| (_ BitVec 64)) (~WrapperStruct00_var_1_12_Pointer~0.base (_ BitVec 32)) (v_ArrVal_503 (_ BitVec 32)) (~WrapperStruct00_var_1_12_Pointer~0.offset (_ BitVec 32)) (~WrapperStruct00_var_1_3_Pointer~0.offset (_ BitVec 32))) (let ((.cse0 (let ((.cse1 (let ((.cse3 ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| ~WrapperStruct00_var_1_12_Pointer~0.base) ~WrapperStruct00_var_1_12_Pointer~0.offset))))) (let ((.cse2 (store |c_#memory_int| c_~WrapperStruct00_var_1_9_Pointer~0.base (store (select |c_#memory_int| c_~WrapperStruct00_var_1_9_Pointer~0.base) c_~WrapperStruct00_var_1_9_Pointer~0.offset .cse3)))) (store .cse2 c_~WrapperStruct00_var_1_7_Pointer~0.base (store (select .cse2 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (bvadd (bvneg (select (select .cse2 c_~WrapperStruct00_var_1_3_Pointer~0.base) ~WrapperStruct00_var_1_3_Pointer~0.offset)) ((_ zero_extend 24) ((_ extract 7 0) .cse3))))))))) (store .cse1 c_~WrapperStruct00_var_1_13_Pointer~0.base (store (store (select .cse1 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset v_ArrVal_503) (bvadd (_ bv4 32) c_~WrapperStruct00_var_1_13_Pointer~0.offset) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_56|)))))) (or (not (= (_ bv0 8) ((_ extract 7 0) (select (select (store .cse0 c_~WrapperStruct00_var_1_1_Pointer~0.base (store (select .cse0 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset (bvadd (select (select .cse0 c_~WrapperStruct00_var_1_3_Pointer~0.base) ~WrapperStruct00_var_1_3_Pointer~0.offset) (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~WrapperStruct00_var_1_9_Pointer~0.base) c_~WrapperStruct00_var_1_9_Pointer~0.offset)))))))) c_~WrapperStruct00_var_1_2_Pointer~0.base) c_~WrapperStruct00_var_1_2_Pointer~0.offset)))) (= ((_ extract 7 0) (select (select .cse0 c_~WrapperStruct00_var_1_2_Pointer~0.base) c_~WrapperStruct00_var_1_2_Pointer~0.offset)) (_ bv0 8))))) is different from false [2024-11-13 23:39:00,380 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:39:00,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [361886145] [2024-11-13 23:39:00,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [361886145] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:39:00,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [860784487] [2024-11-13 23:39:00,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:39:00,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:39:00,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-13 23:39:00,382 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:39:00,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_623082ee-514c-458a-9bb8-70227f3a62a5/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 23:39:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:39:01,652 INFO L255 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 23:39:01,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:39:06,552 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 21 treesize of output 10 [2024-11-13 23:39:11,170 INFO L349 Elim1Store]: treesize reduction 85, result has 43.7 percent of original size [2024-11-13 23:39:11,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 46 treesize of output 96