./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/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_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91 --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 0.2.4-dev-0e0057c [2023-11-24 23:58:33,003 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:58:33,125 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:58:33,133 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:58:33,134 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:58:33,178 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:58:33,179 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:58:33,179 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:58:33,181 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:58:33,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:58:33,187 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:58:33,188 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:58:33,188 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:58:33,190 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:58:33,191 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:58:33,191 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:58:33,192 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:58:33,192 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:58:33,193 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:58:33,193 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:58:33,194 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:58:33,195 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:58:33,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:58:33,197 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:58:33,197 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:58:33,198 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:58:33,198 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:58:33,199 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:58:33,199 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:58:33,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:58:33,201 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:58:33,202 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:58:33,202 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:58:33,202 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:58:33,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:58:33,217 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:58:33,218 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:58:33,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:58:33,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:58:33,219 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:58:33,219 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:58:33,220 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:58:33,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:58:33,220 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:58:33,221 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:58:33,221 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:58:33,221 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:58:33,221 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 367be7c22167f0070184c1037e3b882430c4c396bd667e7af2dd299892b7190e [2023-11-24 23:58:33,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:58:33,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:58:33,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:58:33,624 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:58:33,625 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:58:33,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i [2023-11-24 23:58:36,724 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:58:37,029 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:58:37,030 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i [2023-11-24 23:58:37,043 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/data/5d8113307/bb0813bf1e7243ce949ca8cd66fdc36a/FLAG5f4bfad2b [2023-11-24 23:58:37,061 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/data/5d8113307/bb0813bf1e7243ce949ca8cd66fdc36a [2023-11-24 23:58:37,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:58:37,068 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:58:37,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:58:37,072 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:58:37,078 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:58:37,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,080 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57687d31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37, skipping insertion in model container [2023-11-24 23:58:37,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,122 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:58:37,295 WARN L240 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_4883402e-3a9c-4d3b-ba26-d5a29dd21793/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i[917,930] [2023-11-24 23:58:37,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:58:37,372 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:58:37,386 WARN L240 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_4883402e-3a9c-4d3b-ba26-d5a29dd21793/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i[917,930] [2023-11-24 23:58:37,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:58:37,445 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:58:37,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37 WrapperNode [2023-11-24 23:58:37,446 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:58:37,448 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:58:37,448 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:58:37,448 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:58:37,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,470 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,550 INFO L138 Inliner]: procedures = 29, calls = 133, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 367 [2023-11-24 23:58:37,550 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:58:37,551 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:58:37,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:58:37,552 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:58:37,562 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,579 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,596 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,608 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,614 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:58:37,615 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:58:37,615 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:58:37,615 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:58:37,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:58:37,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:58:37,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:58:37,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:58:37,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:58:37,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 23:58:37,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:58:37,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 23:58:37,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:58:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-24 23:58:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:58:37,805 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:58:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:58:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:58:37,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:58:37,973 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:58:37,975 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:58:38,547 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:58:39,149 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:58:39,149 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:58:39,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:58:39 BoogieIcfgContainer [2023-11-24 23:58:39,151 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:58:39,154 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:58:39,155 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:58:39,159 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:58:39,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:58:37" (1/3) ... [2023-11-24 23:58:39,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d43a94f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:58:39, skipping insertion in model container [2023-11-24 23:58:39,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (2/3) ... [2023-11-24 23:58:39,161 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d43a94f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:58:39, skipping insertion in model container [2023-11-24 23:58:39,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:58:39" (3/3) ... [2023-11-24 23:58:39,163 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-31.i [2023-11-24 23:58:39,185 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:58:39,185 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:58:39,236 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:58:39,244 INFO L357 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, mHoare=true, 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;@115d8ed1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:58:39,244 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:58:39,249 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) [2023-11-24 23:58:39,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:58:39,259 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:58:39,260 INFO L195 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] [2023-11-24 23:58:39,261 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:58:39,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:58:39,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1770550635, now seen corresponding path program 1 times [2023-11-24 23:58:39,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:58:39,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454477270] [2023-11-24 23:58:39,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:58:39,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:58:39,502 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:58:39,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1023010059] [2023-11-24 23:58:39,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:58:39,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:58:39,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:58:39,507 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:58:39,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:58:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:58:40,165 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:58:40,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:58:40,623 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:58:40,626 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:58:40,627 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:58:40,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:58:40,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:58:40,845 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:58:40,850 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:58:40,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-24 23:58:40,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-24 23:58:40,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-24 23:58:40,911 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-24 23:58:40,912 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-24 23:58:40,914 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-24 23:58:40,914 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-24 23:58:40,916 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-24 23:58:40,917 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-24 23:58:40,918 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-24 23:58:40,918 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-24 23:58:40,920 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-24 23:58:40,921 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-24 23:58:40,922 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-24 23:58:40,923 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-24 23:58:40,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-24 23:58:40,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-24 23:58:40,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-24 23:58:40,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-24 23:58:40,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-24 23:58:40,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-24 23:58:40,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-24 23:58:40,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-24 23:58:40,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-24 23:58:40,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-24 23:58:40,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-24 23:58:40,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-24 23:58:40,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-24 23:58:40,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-24 23:58:40,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-24 23:58:40,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-24 23:58:40,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-24 23:58:40,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-24 23:58:40,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-24 23:58:40,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:58:40 BoogieIcfgContainer [2023-11-24 23:58:40,955 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:58:40,956 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:58:40,956 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:58:40,957 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:58:40,957 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:58:39" (3/4) ... [2023-11-24 23:58:40,960 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:58:40,961 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:58:40,962 INFO L158 Benchmark]: Toolchain (without parser) took 3893.68ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 151.4MB in the beginning and 99.7MB in the end (delta: 51.7MB). Peak memory consumption was 88.6MB. Max. memory is 16.1GB. [2023-11-24 23:58:40,963 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 130.0MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:58:40,964 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.67ms. Allocated memory is still 180.4MB. Free memory was 151.2MB in the beginning and 140.0MB in the end (delta: 11.2MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-11-24 23:58:40,965 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.99ms. Allocated memory is still 180.4MB. Free memory was 140.0MB in the beginning and 136.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:58:40,966 INFO L158 Benchmark]: Boogie Preprocessor took 63.06ms. Allocated memory is still 180.4MB. Free memory was 136.8MB in the beginning and 134.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:58:40,966 INFO L158 Benchmark]: RCFGBuilder took 1536.54ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 134.7MB in the beginning and 167.9MB in the end (delta: -33.2MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. [2023-11-24 23:58:40,967 INFO L158 Benchmark]: TraceAbstraction took 1801.14ms. Allocated memory is still 218.1MB. Free memory was 167.9MB in the beginning and 100.8MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-24 23:58:40,968 INFO L158 Benchmark]: Witness Printer took 5.07ms. Allocated memory is still 218.1MB. Free memory was 100.8MB in the beginning and 99.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:58:40,972 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 130.0MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.67ms. Allocated memory is still 180.4MB. Free memory was 151.2MB in the beginning and 140.0MB in the end (delta: 11.2MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.99ms. Allocated memory is still 180.4MB. Free memory was 140.0MB in the beginning and 136.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.06ms. Allocated memory is still 180.4MB. Free memory was 136.8MB in the beginning and 134.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1536.54ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 134.7MB in the beginning and 167.9MB in the end (delta: -33.2MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1801.14ms. Allocated memory is still 218.1MB. Free memory was 167.9MB in the beginning and 100.8MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Witness Printer took 5.07ms. Allocated memory is still 218.1MB. Free memory was 100.8MB in the beginning and 99.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 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 FALSE !(! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) [L69] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L69] (*(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 \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_12_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 (((*(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}, \old(cond)=0, cond=0, 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}, \old(cond)=0, cond=0, 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: 1.6s, 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:58:41,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/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_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91 --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 0.2.4-dev-0e0057c [2023-11-24 23:58:43,681 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:58:43,820 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:58:43,830 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:58:43,831 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:58:43,875 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:58:43,876 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:58:43,877 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:58:43,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:58:43,883 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:58:43,883 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:58:43,884 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:58:43,884 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:58:43,886 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:58:43,887 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:58:43,887 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:58:43,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:58:43,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:58:43,889 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:58:43,890 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:58:43,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:58:43,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:58:43,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:58:43,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:58:43,893 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:58:43,893 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:58:43,893 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:58:43,894 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:58:43,894 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:58:43,895 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:58:43,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:58:43,896 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:58:43,897 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:58:43,897 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:58:43,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:58:43,898 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:58:43,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:58:43,898 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:58:43,899 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:58:43,900 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:58:43,900 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:58:43,900 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:58:43,901 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:58:43,901 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:58:43,901 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 367be7c22167f0070184c1037e3b882430c4c396bd667e7af2dd299892b7190e [2023-11-24 23:58:44,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:58:44,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:58:44,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:58:44,351 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:58:44,351 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:58:44,353 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i [2023-11-24 23:58:47,560 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:58:47,850 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:58:47,851 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i [2023-11-24 23:58:47,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/data/7b2a56dce/68037c731d9e43dfa5a2e23629b5eeca/FLAG28d9a9147 [2023-11-24 23:58:47,890 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/data/7b2a56dce/68037c731d9e43dfa5a2e23629b5eeca [2023-11-24 23:58:47,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:58:47,894 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:58:47,897 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:58:47,897 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:58:47,902 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:58:47,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:58:47" (1/1) ... [2023-11-24 23:58:47,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f81d19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:47, skipping insertion in model container [2023-11-24 23:58:47,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:58:47" (1/1) ... [2023-11-24 23:58:47,949 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:58:48,150 WARN L240 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_4883402e-3a9c-4d3b-ba26-d5a29dd21793/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i[917,930] [2023-11-24 23:58:48,202 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:58:48,222 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:58:48,236 WARN L240 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_4883402e-3a9c-4d3b-ba26-d5a29dd21793/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i[917,930] [2023-11-24 23:58:48,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:58:48,352 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:58:48,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:48 WrapperNode [2023-11-24 23:58:48,353 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:58:48,355 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:58:48,355 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:58:48,357 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:58:48,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:48" (1/1) ... [2023-11-24 23:58:48,388 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:48" (1/1) ... [2023-11-24 23:58:48,440 INFO L138 Inliner]: procedures = 33, calls = 133, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 365 [2023-11-24 23:58:48,440 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:58:48,441 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:58:48,441 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:58:48,442 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:58:48,451 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:48" (1/1) ... [2023-11-24 23:58:48,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:48" (1/1) ... [2023-11-24 23:58:48,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:48" (1/1) ... [2023-11-24 23:58:48,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:48" (1/1) ... [2023-11-24 23:58:48,508 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:48" (1/1) ... [2023-11-24 23:58:48,537 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:48" (1/1) ... [2023-11-24 23:58:48,541 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:48" (1/1) ... [2023-11-24 23:58:48,544 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:48" (1/1) ... [2023-11-24 23:58:48,551 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:58:48,562 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:58:48,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:58:48,563 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:58:48,563 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:48" (1/1) ... [2023-11-24 23:58:48,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:58:48,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:58:48,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:58:48,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:58:48,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:58:48,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-24 23:58:48,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-24 23:58:48,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 23:58:48,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:58:48,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:58:48,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-24 23:58:48,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:58:48,662 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:58:48,662 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:58:48,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:58:48,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:58:48,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 23:58:48,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:58:48,813 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:58:48,816 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:58:49,649 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:58:49,710 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:58:49,710 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:58:49,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:58:49 BoogieIcfgContainer [2023-11-24 23:58:49,711 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:58:49,713 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:58:49,713 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:58:49,717 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:58:49,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:58:47" (1/3) ... [2023-11-24 23:58:49,718 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4704daa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:58:49, skipping insertion in model container [2023-11-24 23:58:49,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:48" (2/3) ... [2023-11-24 23:58:49,719 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4704daa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:58:49, skipping insertion in model container [2023-11-24 23:58:49,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:58:49" (3/3) ... [2023-11-24 23:58:49,720 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-31.i [2023-11-24 23:58:49,740 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:58:49,740 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:58:49,800 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:58:49,810 INFO L357 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, mHoare=true, 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;@67eedcfd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:58:49,811 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:58:49,816 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 66 states have (on average 1.5) internal successors, (99), 67 states have internal predecessors, (99), 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) [2023-11-24 23:58:49,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-24 23:58:49,832 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:58:49,833 INFO L195 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] [2023-11-24 23:58:49,834 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:58:49,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:58:49,841 INFO L85 PathProgramCache]: Analyzing trace with hash 2018088603, now seen corresponding path program 1 times [2023-11-24 23:58:49,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:58:49,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1025970911] [2023-11-24 23:58:49,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:58:49,860 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 [2023-11-24 23:58:49,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:58:49,866 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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) [2023-11-24 23:58:49,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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 [2023-11-24 23:58:50,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:58:50,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:58:50,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:58:50,290 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-24 23:58:50,290 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:58:50,291 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:58:50,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1025970911] [2023-11-24 23:58:50,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1025970911] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:58:50,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:58:50,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:58:50,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026107868] [2023-11-24 23:58:50,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:58:50,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:58:50,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:58:50,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:58:50,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:58:50,333 INFO L87 Difference]: Start difference. First operand has 80 states, 66 states have (on average 1.5) internal successors, (99), 67 states have internal predecessors, (99), 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 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-24 23:58:50,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:58:50,386 INFO L93 Difference]: Finished difference Result 154 states and 246 transitions. [2023-11-24 23:58:50,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:58:50,389 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 89 [2023-11-24 23:58:50,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:58:50,397 INFO L225 Difference]: With dead ends: 154 [2023-11-24 23:58:50,398 INFO L226 Difference]: Without dead ends: 75 [2023-11-24 23:58:50,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:58:50,405 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 105 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 [2023-11-24 23:58:50,406 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:58:50,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-24 23:58:50,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-24 23:58:50,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 62 states have (on average 1.403225806451613) internal successors, (87), 62 states have internal predecessors, (87), 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) [2023-11-24 23:58:50,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2023-11-24 23:58:50,452 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 89 [2023-11-24 23:58:50,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:58:50,453 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2023-11-24 23:58:50,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-24 23:58:50,453 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2023-11-24 23:58:50,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-24 23:58:50,458 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:58:50,458 INFO L195 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] [2023-11-24 23:58:50,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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 [2023-11-24 23:58:50,665 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:58:50,666 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:58:50,666 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:58:50,666 INFO L85 PathProgramCache]: Analyzing trace with hash 728081773, now seen corresponding path program 1 times [2023-11-24 23:58:50,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:58:50,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2031826683] [2023-11-24 23:58:50,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:58:50,668 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 [2023-11-24 23:58:50,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:58:50,671 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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) [2023-11-24 23:58:50,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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 [2023-11-24 23:58:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:58:51,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:58:51,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:58:51,094 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 [2023-11-24 23:58:51,138 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 23:58:51,138 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:58:51,139 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:58:51,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2031826683] [2023-11-24 23:58:51,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2031826683] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:58:51,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:58:51,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:58:51,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881200446] [2023-11-24 23:58:51,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:58:51,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:58:51,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:58:51,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:58:51,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:58:51,152 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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) [2023-11-24 23:58:51,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:58:51,236 INFO L93 Difference]: Finished difference Result 149 states and 217 transitions. [2023-11-24 23:58:51,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:58:51,237 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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 89 [2023-11-24 23:58:51,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:58:51,242 INFO L225 Difference]: With dead ends: 149 [2023-11-24 23:58:51,242 INFO L226 Difference]: Without dead ends: 75 [2023-11-24 23:58:51,243 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:58:51,244 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 0 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:58:51,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 204 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:58:51,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-24 23:58:51,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-24 23:58:51,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 62 states have (on average 1.3870967741935485) internal successors, (86), 62 states have internal predecessors, (86), 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) [2023-11-24 23:58:51,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 108 transitions. [2023-11-24 23:58:51,267 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 108 transitions. Word has length 89 [2023-11-24 23:58:51,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:58:51,271 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 108 transitions. [2023-11-24 23:58:51,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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) [2023-11-24 23:58:51,272 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2023-11-24 23:58:51,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-24 23:58:51,280 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:58:51,280 INFO L195 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] [2023-11-24 23:58:51,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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 [2023-11-24 23:58:51,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:58:51,488 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:58:51,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:58:51,488 INFO L85 PathProgramCache]: Analyzing trace with hash -292986581, now seen corresponding path program 1 times [2023-11-24 23:58:51,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:58:51,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [532575455] [2023-11-24 23:58:51,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:58:51,490 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 [2023-11-24 23:58:51,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:58:51,497 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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) [2023-11-24 23:58:51,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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 [2023-11-24 23:58:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:58:51,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 23:58:51,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:58:53,803 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 [2023-11-24 23:58:54,073 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 23:58:54,076 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:58:54,076 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:58:54,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [532575455] [2023-11-24 23:58:54,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [532575455] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:58:54,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:58:54,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:58:54,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311172842] [2023-11-24 23:58:54,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:58:54,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:58:54,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:58:54,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:58:54,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:58:54,079 INFO L87 Difference]: Start difference. First operand 75 states and 108 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 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) [2023-11-24 23:58:55,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:58:55,720 INFO L93 Difference]: Finished difference Result 199 states and 286 transitions. [2023-11-24 23:58:55,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-24 23:58:55,722 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 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 89 [2023-11-24 23:58:55,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:58:55,724 INFO L225 Difference]: With dead ends: 199 [2023-11-24 23:58:55,724 INFO L226 Difference]: Without dead ends: 125 [2023-11-24 23:58:55,725 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-24 23:58:55,727 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 160 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-24 23:58:55,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 287 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-24 23:58:55,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-24 23:58:55,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 79. [2023-11-24 23:58:55,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 66 states have (on average 1.378787878787879) internal successors, (91), 66 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) [2023-11-24 23:58:55,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 113 transitions. [2023-11-24 23:58:55,756 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 113 transitions. Word has length 89 [2023-11-24 23:58:55,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:58:55,757 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 113 transitions. [2023-11-24 23:58:55,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 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) [2023-11-24 23:58:55,757 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 113 transitions. [2023-11-24 23:58:55,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-24 23:58:55,760 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:58:55,760 INFO L195 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] [2023-11-24 23:58:55,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-24 23:58:55,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:58:55,978 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:58:55,979 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:58:55,979 INFO L85 PathProgramCache]: Analyzing trace with hash 79074128, now seen corresponding path program 1 times [2023-11-24 23:58:55,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:58:55,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [576343586] [2023-11-24 23:58:55,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:58:55,981 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 [2023-11-24 23:58:55,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:58:55,982 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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) [2023-11-24 23:58:55,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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 [2023-11-24 23:58:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:58:56,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:58:56,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:58:56,309 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 [2023-11-24 23:58:56,332 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 23:58:56,332 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:58:56,333 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:58:56,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [576343586] [2023-11-24 23:58:56,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [576343586] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:58:56,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:58:56,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:58:56,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465805800] [2023-11-24 23:58:56,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:58:56,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:58:56,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:58:56,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:58:56,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:58:56,337 INFO L87 Difference]: Start difference. First operand 79 states and 113 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2023-11-24 23:58:56,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:58:56,406 INFO L93 Difference]: Finished difference Result 173 states and 248 transitions. [2023-11-24 23:58:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:58:56,407 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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 91 [2023-11-24 23:58:56,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:58:56,410 INFO L225 Difference]: With dead ends: 173 [2023-11-24 23:58:56,410 INFO L226 Difference]: Without dead ends: 95 [2023-11-24 23:58:56,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:58:56,412 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 24 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:58:56,413 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 201 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:58:56,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-24 23:58:56,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 79. [2023-11-24 23:58:56,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 66 states have (on average 1.3636363636363635) internal successors, (90), 66 states have internal predecessors, (90), 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) [2023-11-24 23:58:56,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 112 transitions. [2023-11-24 23:58:56,430 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 112 transitions. Word has length 91 [2023-11-24 23:58:56,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:58:56,431 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 112 transitions. [2023-11-24 23:58:56,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2023-11-24 23:58:56,431 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2023-11-24 23:58:56,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-24 23:58:56,433 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:58:56,434 INFO L195 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] [2023-11-24 23:58:56,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-24 23:58:56,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:58:56,641 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:58:56,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:58:56,642 INFO L85 PathProgramCache]: Analyzing trace with hash 759132498, now seen corresponding path program 1 times [2023-11-24 23:58:56,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:58:56,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1982803617] [2023-11-24 23:58:56,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:58:56,643 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 [2023-11-24 23:58:56,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:58:56,644 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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) [2023-11-24 23:58:56,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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 [2023-11-24 23:58:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:58:57,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-24 23:58:57,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:00,751 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 15 treesize of output 1 [2023-11-24 23:59:00,891 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 24 treesize of output 27 [2023-11-24 23:59:01,147 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 38 [2023-11-24 23:59:03,408 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 44 treesize of output 41 [2023-11-24 23:59:05,887 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 23:59:05,887 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:59:05,888 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:05,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1982803617] [2023-11-24 23:59:05,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1982803617] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:59:05,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:59:05,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-24 23:59:05,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331670883] [2023-11-24 23:59:05,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:59:05,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-24 23:59:05,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:59:05,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-24 23:59:05,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=53, Unknown=2, NotChecked=0, Total=72 [2023-11-24 23:59:05,891 INFO L87 Difference]: Start difference. First operand 79 states and 112 transitions. Second operand has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 8 states have internal predecessors, (39), 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) [2023-11-24 23:59:08,800 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] [2023-11-24 23:59:10,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:59:12,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:59:14,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:59:16,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:59:18,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:59:21,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:59:23,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:59:25,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:59:27,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:59:29,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:59:31,150 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] [2023-11-24 23:59:33,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:59:33,505 INFO L93 Difference]: Finished difference Result 174 states and 247 transitions. [2023-11-24 23:59:33,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-24 23:59:33,507 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 8 states have internal predecessors, (39), 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 91 [2023-11-24 23:59:33,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:59:33,509 INFO L225 Difference]: With dead ends: 174 [2023-11-24 23:59:33,509 INFO L226 Difference]: Without dead ends: 96 [2023-11-24 23:59:33,510 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=62, Invalid=118, Unknown=2, NotChecked=0, Total=182 [2023-11-24 23:59:33,511 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 229 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 301 mSolverCounterSat, 13 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 301 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:59:33,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 306 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 301 Invalid, 12 Unknown, 0 Unchecked, 27.0s Time] [2023-11-24 23:59:33,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-11-24 23:59:33,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 81. [2023-11-24 23:59:33,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 68 states have (on average 1.3529411764705883) internal successors, (92), 68 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) [2023-11-24 23:59:33,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 114 transitions. [2023-11-24 23:59:33,530 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 114 transitions. Word has length 91 [2023-11-24 23:59:33,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:59:33,531 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 114 transitions. [2023-11-24 23:59:33,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 8 states have internal predecessors, (39), 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) [2023-11-24 23:59:33,532 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 114 transitions. [2023-11-24 23:59:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-24 23:59:33,534 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:33,535 INFO L195 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] [2023-11-24 23:59:33,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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 [2023-11-24 23:59:33,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:59:33,744 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:33,744 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:33,744 INFO L85 PathProgramCache]: Analyzing trace with hash -536522205, now seen corresponding path program 1 times [2023-11-24 23:59:33,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:33,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [733703625] [2023-11-24 23:59:33,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:33,745 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 [2023-11-24 23:59:33,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:33,747 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -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) [2023-11-24 23:59:33,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4883402e-3a9c-4d3b-ba26-d5a29dd21793/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-24 23:59:34,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:34,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-24 23:59:34,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:34,342 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