./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-18.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire --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 e68bf11432a02c4ee2bd8f03ee2807d4845705e500d61756e972fae2c63173ed --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:32:43,995 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:32:44,107 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:32:44,115 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:32:44,116 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:32:44,155 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:32:44,155 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:32:44,156 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:32:44,157 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:32:44,162 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:32:44,162 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:32:44,163 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:32:44,163 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:32:44,165 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:32:44,165 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:32:44,165 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:32:44,166 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:32:44,166 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:32:44,167 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:32:44,167 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:32:44,167 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:32:44,168 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:32:44,169 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:32:44,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:32:44,170 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:32:44,170 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:32:44,171 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:32:44,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:32:44,171 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:32:44,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:32:44,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:32:44,173 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:32:44,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:32:44,174 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:32:44,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:32:44,174 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:32:44,175 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:32:44,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:44,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:32:44,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:32:44,175 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:32:44,176 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:32:44,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:32:44,176 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:32:44,177 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:32:44,177 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:32:44,177 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:32:44,177 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_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e68bf11432a02c4ee2bd8f03ee2807d4845705e500d61756e972fae2c63173ed [2023-11-23 20:32:44,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:32:44,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:32:44,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:32:44,496 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:32:44,498 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:32:44,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-18.i [2023-11-23 20:32:47,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:32:47,866 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:32:47,867 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-18.i [2023-11-23 20:32:47,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/data/6217e1ce4/8f5d26359bea4f6a8a064d8a319926db/FLAG6bc15cab2 [2023-11-23 20:32:47,891 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/data/6217e1ce4/8f5d26359bea4f6a8a064d8a319926db [2023-11-23 20:32:47,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:32:47,902 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:32:47,906 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:47,906 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:32:47,911 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:32:47,912 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:47" (1/1) ... [2023-11-23 20:32:47,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aff2045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:47, skipping insertion in model container [2023-11-23 20:32:47,913 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:47" (1/1) ... [2023-11-23 20:32:47,966 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:32:48,139 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_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-18.i[917,930] [2023-11-23 20:32:48,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:48,225 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:32:48,238 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_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-18.i[917,930] [2023-11-23 20:32:48,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:48,307 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:32:48,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:48 WrapperNode [2023-11-23 20:32:48,308 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:48,309 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:48,309 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:32:48,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:32:48,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:48" (1/1) ... [2023-11-23 20:32:48,328 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:48" (1/1) ... [2023-11-23 20:32:48,389 INFO L138 Inliner]: procedures = 29, calls = 143, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 439 [2023-11-23 20:32:48,399 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:48,400 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:32:48,400 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:32:48,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:32:48,410 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:48" (1/1) ... [2023-11-23 20:32:48,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:48" (1/1) ... [2023-11-23 20:32:48,426 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:48" (1/1) ... [2023-11-23 20:32:48,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:48" (1/1) ... [2023-11-23 20:32:48,456 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:48" (1/1) ... [2023-11-23 20:32:48,462 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:48" (1/1) ... [2023-11-23 20:32:48,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:48" (1/1) ... [2023-11-23 20:32:48,469 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:48" (1/1) ... [2023-11-23 20:32:48,476 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:32:48,477 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:32:48,478 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:32:48,478 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:32:48,479 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:48" (1/1) ... [2023-11-23 20:32:48,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:48,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:48,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:32:48,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:32:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:32:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-23 20:32:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:32:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-23 20:32:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:32:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-23 20:32:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:32:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:32:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:32:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:32:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:32:48,767 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:32:48,769 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:32:49,425 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:32:50,239 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:32:50,240 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:32:50,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:50 BoogieIcfgContainer [2023-11-23 20:32:50,242 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:32:50,245 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:32:50,245 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:32:50,249 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:32:50,249 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:32:47" (1/3) ... [2023-11-23 20:32:50,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aeb6716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:50, skipping insertion in model container [2023-11-23 20:32:50,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:48" (2/3) ... [2023-11-23 20:32:50,253 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aeb6716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:50, skipping insertion in model container [2023-11-23 20:32:50,253 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:50" (3/3) ... [2023-11-23 20:32:50,256 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-18.i [2023-11-23 20:32:50,276 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:32:50,276 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:32:50,339 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:32:50,348 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;@25ba9ede, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:32:50,349 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:32:50,354 INFO L276 IsEmpty]: Start isEmpty. Operand has 33 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-23 20:32:50,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:32:50,366 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:50,367 INFO L195 NwaCegarLoop]: trace histogram [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:32:50,368 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:50,376 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:50,377 INFO L85 PathProgramCache]: Analyzing trace with hash -586477071, now seen corresponding path program 1 times [2023-11-23 20:32:50,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:32:50,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501198448] [2023-11-23 20:32:50,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:50,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:32:50,688 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:32:50,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [215018891] [2023-11-23 20:32:50,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:50,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:32:50,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:50,691 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:32:50,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:32:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:32:51,744 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:32:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:32:54,034 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:32:54,037 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:32:54,039 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:32:54,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:54,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:32:54,262 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:32:54,266 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:32:54,342 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-23 20:32:54,344 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-23 20:32:54,346 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-23 20:32:54,352 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-23 20:32:54,362 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-23 20:32:54,363 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated [2023-11-23 20:32:54,363 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-23 20:32:54,363 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-23 20:32:54,363 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-23 20:32:54,364 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-23 20:32:54,364 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-23 20:32:54,365 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-23 20:32:54,365 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-23 20:32:54,366 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated [2023-11-23 20:32:54,366 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-23 20:32:54,366 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-23 20:32:54,366 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-23 20:32:54,367 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-23 20:32:54,367 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-23 20:32:54,368 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-23 20:32:54,368 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short60 could not be translated [2023-11-23 20:32:54,368 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-23 20:32:54,369 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-23 20:32:54,369 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-23 20:32:54,369 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-23 20:32:54,370 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short60 could not be translated [2023-11-23 20:32:54,370 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-23 20:32:54,371 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-23 20:32:54,371 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-23 20:32:54,371 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-23 20:32:54,374 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-23 20:32:54,374 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-23 20:32:54,375 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-23 20:32:54,376 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-23 20:32:54,380 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-23 20:32:54,381 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-23 20:32:54,382 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-23 20:32:54,383 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-23 20:32:54,393 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-23 20:32:54,394 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-23 20:32:54,394 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-23 20:32:54,395 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-23 20:32:54,396 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-23 20:32:54,396 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-23 20:32:54,397 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-23 20:32:54,398 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-23 20:32:54,398 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-23 20:32:54,399 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-23 20:32:54,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:32:54 BoogieIcfgContainer [2023-11-23 20:32:54,433 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:32:54,434 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:32:54,435 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:32:54,435 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:32:54,435 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:50" (3/4) ... [2023-11-23 20:32:54,439 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:32:54,440 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:32:54,442 INFO L158 Benchmark]: Toolchain (without parser) took 6539.85ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 132.4MB in the beginning and 109.1MB in the end (delta: 23.2MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2023-11-23 20:32:54,442 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:32:54,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.57ms. Allocated memory is still 163.6MB. Free memory was 132.4MB in the beginning and 117.8MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:32:54,446 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.30ms. Allocated memory is still 163.6MB. Free memory was 117.8MB in the beginning and 113.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:32:54,453 INFO L158 Benchmark]: Boogie Preprocessor took 76.59ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 111.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:32:54,455 INFO L158 Benchmark]: RCFGBuilder took 1764.91ms. Allocated memory is still 163.6MB. Free memory was 111.0MB in the beginning and 89.1MB in the end (delta: 21.9MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. [2023-11-23 20:32:54,456 INFO L158 Benchmark]: TraceAbstraction took 4189.01ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 88.0MB in the beginning and 110.2MB in the end (delta: -22.2MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2023-11-23 20:32:54,457 INFO L158 Benchmark]: Witness Printer took 6.18ms. Allocated memory is still 197.1MB. Free memory is still 109.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:32:54,462 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.57ms. Allocated memory is still 163.6MB. Free memory was 132.4MB in the beginning and 117.8MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.30ms. Allocated memory is still 163.6MB. Free memory was 117.8MB in the beginning and 113.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.59ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 111.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1764.91ms. Allocated memory is still 163.6MB. Free memory was 111.0MB in the beginning and 89.1MB in the end (delta: 21.9MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. * TraceAbstraction took 4189.01ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 88.0MB in the beginning and 110.2MB in the end (delta: -22.2MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Witness Printer took 6.18ms. Allocated memory is still 197.1MB. Free memory is still 109.1MB. 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~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 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~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 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~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 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 someBinaryFLOATComparisonOperation at line 62, overapproximation of bitwiseOr at line 69, overapproximation of bitwiseAnd at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 0 }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0]); [L26-L28] float float_Array_0[3] = { 5.8, 0.5, 99.25 }; [L29] float* float_Array_0_arrayfloat_Array_0arrayVar0_Pointer = &(float_Array_0[0]); [L30] float* float_Array_0_arrayfloat_Array_0arrayVar1_Pointer = &(float_Array_0[1]); [L31] float* float_Array_0_arrayfloat_Array_0arrayVar2_Pointer = &(float_Array_0[2]); [L32-L34] signed short int signed_short_int_Array_0[2] = { 5, 18477 }; [L35] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer = &(signed_short_int_Array_0[0]); [L36] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer = &(signed_short_int_Array_0[1]); [L37-L39] unsigned char unsigned_char_Array_0[3] = { 50, 1, 16 }; [L40] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer = &(unsigned_char_Array_0[0]); [L41] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer = &(unsigned_char_Array_0[1]); [L42] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer = &(unsigned_char_Array_0[2]); [L43-L45] unsigned long int unsigned_long_int_Array_0[1] = { 256 }; [L46] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer = &(unsigned_long_int_Array_0[0]); [L47] unsigned char last_1_unsigned_char_Array_0_2_ = 16; [L48] unsigned long int last_1_unsigned_long_int_Array_0_0_ = 256; [L108] isInitial = 1 [L109] FCALL initially() [L110] COND TRUE 1 [L111] CALL updateLastVariables() [L100] EXPR unsigned_char_Array_0[2] [L100] last_1_unsigned_char_Array_0_2_ = unsigned_char_Array_0[2] [L101] EXPR unsigned_long_int_Array_0[0] [L101] last_1_unsigned_long_int_Array_0_0_ = unsigned_long_int_Array_0[0] [L111] RET updateLastVariables() [L112] CALL updateVariables() [L79] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L80] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L80] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L81] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L81] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L82] float_Array_0[0] = __VERIFIER_nondet_float() [L83] EXPR float_Array_0[0] [L83] EXPR float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F [L83] EXPR float_Array_0[0] [L83] EXPR float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F [L83] EXPR (float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L83] CALL assume_abort_if_not((float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not((float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L84] float_Array_0[1] = __VERIFIER_nondet_float() [L85] EXPR float_Array_0[1] [L85] EXPR float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F [L85] EXPR float_Array_0[1] [L85] EXPR float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F [L85] EXPR (float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L85] CALL assume_abort_if_not((float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not((float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L86] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L87] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L87] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(signed_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L88] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L88] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L89] signed_short_int_Array_0[1] = __VERIFIER_nondet_short() [L90] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L90] CALL assume_abort_if_not(signed_short_int_Array_0[1] >= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(signed_short_int_Array_0[1] >= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L91] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L91] CALL assume_abort_if_not(signed_short_int_Array_0[1] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(signed_short_int_Array_0[1] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L92] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L93] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L93] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L94] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L94] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L95] unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L96] EXPR unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L96] CALL assume_abort_if_not(unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L97] EXPR unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L97] CALL assume_abort_if_not(unsigned_char_Array_0[1] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(unsigned_char_Array_0[1] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L112] RET updateVariables() [L113] CALL step() [L52] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer) [L52] signed short int stepLocal_3 = (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)); [L53] unsigned long int stepLocal_2 = last_1_unsigned_long_int_Array_0_0_; [L54] COND FALSE !(last_1_unsigned_long_int_Array_0_0_ > stepLocal_3) [L61] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer) [L61] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer) [L61] EXPR (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) & (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) [L61] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L61] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer) [L61] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer) [L61] COND TRUE ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) & (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) * last_1_unsigned_long_int_Array_0_0_) * ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)))) [L62] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L62] (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) [L62] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L62] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) [L62] (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) [L62] COND TRUE (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) [L63] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer) [L63] (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) = (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) [L68] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer) [L68] unsigned char stepLocal_1 = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)); [L69] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer) [L69] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer) [L69] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer) [L69] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) [L69] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer) [L69] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) [L69] EXPR (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) ^ (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))))) [L69] unsigned long int stepLocal_0 = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) ^ (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))))); [L70] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer) [L70] COND FALSE !(stepLocal_0 != (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) [L75] (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) = 10.5f [L113] RET step() [L114] CALL, EXPR property() [L104] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer) [L104] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer) [L104] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer) [L104] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) [L104] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer) [L104] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) [L104] EXPR (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) ^ (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))))) [L104] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer) [L104] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) ^ (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))))) != (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) - ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))))))) : 1) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) == ((float) 10.5f)) [L104] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar2_Pointer) [L104] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) ^ (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))))) != (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) - ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))))))) : 1) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) == ((float) 10.5f)) [L104] EXPR ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) ^ (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))))) != (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) - ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))))))) : 1) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) == ((float) 10.5f))) && ((last_1_unsigned_long_int_Array_0_0_ > (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) ? ((((last_1_unsigned_char_Array_0_2_ - (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) + (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))) > last_1_unsigned_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : 1) [L104] EXPR (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) ^ (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))))) != (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) - ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))))))) : 1) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) == ((float) 10.5f))) && ((last_1_unsigned_long_int_Array_0_0_ > (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) ? ((((last_1_unsigned_char_Array_0_2_ - (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) + (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))) > last_1_unsigned_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : 1)) && ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) & (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) * last_1_unsigned_long_int_Array_0_0_) * ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))))) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) : 1) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))))) [L104-L105] return (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) ^ (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)))))) != (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) - ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))))))) : 1) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) == ((float) 10.5f))) && ((last_1_unsigned_long_int_Array_0_0_ > (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) ? ((((last_1_unsigned_char_Array_0_2_ - (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) + (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))) > last_1_unsigned_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : 1)) && ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) & (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))) > (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) * last_1_unsigned_long_int_Array_0_0_) * ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer))))) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) > (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) : 1) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))))) ; [L114] RET, EXPR property() [L114] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=0, cond=0, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=0, cond=0, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_2_=16, last_1_unsigned_long_int_Array_0_0_=256, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:2}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 33 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 1, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=33occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:32:54,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire --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 e68bf11432a02c4ee2bd8f03ee2807d4845705e500d61756e972fae2c63173ed --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:32:57,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:32:57,300 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:32:57,309 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:32:57,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:32:57,358 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:32:57,359 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:32:57,359 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:32:57,360 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:32:57,366 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:32:57,366 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:32:57,367 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:32:57,367 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:32:57,369 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:32:57,370 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:32:57,370 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:32:57,372 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:32:57,372 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:32:57,373 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:32:57,374 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:32:57,375 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:32:57,375 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:32:57,376 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:32:57,376 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:32:57,377 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:32:57,377 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:32:57,378 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:32:57,378 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:32:57,379 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:32:57,379 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:32:57,380 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:32:57,381 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:32:57,381 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:32:57,382 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:32:57,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:57,382 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:32:57,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:32:57,383 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:32:57,383 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:32:57,385 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:32:57,385 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:32:57,385 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:32:57,386 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:32:57,386 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:32:57,387 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_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e68bf11432a02c4ee2bd8f03ee2807d4845705e500d61756e972fae2c63173ed [2023-11-23 20:32:57,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:32:57,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:32:57,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:32:57,907 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:32:57,908 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:32:57,909 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-18.i [2023-11-23 20:33:01,051 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:33:01,358 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:33:01,358 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-18.i [2023-11-23 20:33:01,367 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/data/ef11889ae/738d3c70cfc54981a4d098470ac79549/FLAG567692d38 [2023-11-23 20:33:01,382 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/data/ef11889ae/738d3c70cfc54981a4d098470ac79549 [2023-11-23 20:33:01,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:33:01,386 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:33:01,388 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:01,388 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:33:01,393 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:33:01,394 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:01" (1/1) ... [2023-11-23 20:33:01,396 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18673dab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01, skipping insertion in model container [2023-11-23 20:33:01,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:01" (1/1) ... [2023-11-23 20:33:01,443 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:33:01,663 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_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-18.i[917,930] [2023-11-23 20:33:01,766 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:01,803 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:33:01,845 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_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-18.i[917,930] [2023-11-23 20:33:01,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:01,938 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:33:01,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01 WrapperNode [2023-11-23 20:33:01,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:01,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:01,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:33:01,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:33:01,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01" (1/1) ... [2023-11-23 20:33:01,966 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01" (1/1) ... [2023-11-23 20:33:02,005 INFO L138 Inliner]: procedures = 36, calls = 143, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 400 [2023-11-23 20:33:02,006 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:02,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:33:02,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:33:02,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:33:02,017 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01" (1/1) ... [2023-11-23 20:33:02,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01" (1/1) ... [2023-11-23 20:33:02,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01" (1/1) ... [2023-11-23 20:33:02,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01" (1/1) ... [2023-11-23 20:33:02,046 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01" (1/1) ... [2023-11-23 20:33:02,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01" (1/1) ... [2023-11-23 20:33:02,056 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01" (1/1) ... [2023-11-23 20:33:02,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01" (1/1) ... [2023-11-23 20:33:02,078 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:33:02,080 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:33:02,080 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:33:02,080 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:33:02,081 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01" (1/1) ... [2023-11-23 20:33:02,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:02,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:02,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:33:02,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:33:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:33:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-23 20:33:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-23 20:33:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:33:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:33:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-23 20:33:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:33:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-23 20:33:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-23 20:33:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-23 20:33:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:33:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:33:02,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:33:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:33:02,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-23 20:33:02,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-23 20:33:02,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:33:02,379 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:33:02,381 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:33:03,337 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:33:03,455 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:33:03,455 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:33:03,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:03 BoogieIcfgContainer [2023-11-23 20:33:03,457 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:33:03,482 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:33:03,483 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:33:03,486 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:33:03,486 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:33:01" (1/3) ... [2023-11-23 20:33:03,487 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b097aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:03, skipping insertion in model container [2023-11-23 20:33:03,487 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:01" (2/3) ... [2023-11-23 20:33:03,487 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b097aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:03, skipping insertion in model container [2023-11-23 20:33:03,487 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:03" (3/3) ... [2023-11-23 20:33:03,491 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-18.i [2023-11-23 20:33:03,513 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:33:03,513 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:33:03,578 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:33:03,585 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;@7fa1cb5e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:33:03,586 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:33:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 70 states have (on average 1.4714285714285715) internal successors, (103), 71 states have internal predecessors, (103), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-23 20:33:03,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-23 20:33:03,610 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:03,611 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:03,611 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:03,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:03,619 INFO L85 PathProgramCache]: Analyzing trace with hash 400847922, now seen corresponding path program 1 times [2023-11-23 20:33:03,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:03,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1658895900] [2023-11-23 20:33:03,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:03,642 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 [2023-11-23 20:33:03,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:03,645 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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) [2023-11-23 20:33:03,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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 [2023-11-23 20:33:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:04,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:33:04,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:04,097 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2023-11-23 20:33:04,104 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:33:04,105 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:04,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1658895900] [2023-11-23 20:33:04,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1658895900] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:04,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:33:04,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:33:04,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257924839] [2023-11-23 20:33:04,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:04,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:33:04,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:33:04,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:33:04,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:33:04,167 INFO L87 Difference]: Start difference. First operand has 85 states, 70 states have (on average 1.4714285714285715) internal successors, (103), 71 states have internal predecessors, (103), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-23 20:33:04,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:33:04,239 INFO L93 Difference]: Finished difference Result 167 states and 264 transitions. [2023-11-23 20:33:04,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:33:04,242 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 98 [2023-11-23 20:33:04,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:33:04,251 INFO L225 Difference]: With dead ends: 167 [2023-11-23 20:33:04,252 INFO L226 Difference]: Without dead ends: 83 [2023-11-23 20:33:04,256 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:33:04,261 INFO L413 NwaCegarLoop]: 118 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, 118 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 [2023-11-23 20:33:04,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 20:33:04,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-23 20:33:04,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-23 20:33:04,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 69 states have (on average 1.4202898550724639) internal successors, (98), 69 states have internal predecessors, (98), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-23 20:33:04,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 122 transitions. [2023-11-23 20:33:04,326 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 122 transitions. Word has length 98 [2023-11-23 20:33:04,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:33:04,326 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 122 transitions. [2023-11-23 20:33:04,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-23 20:33:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 122 transitions. [2023-11-23 20:33:04,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-23 20:33:04,336 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:04,336 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:04,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:33:04,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:33:04,549 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:04,551 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:04,551 INFO L85 PathProgramCache]: Analyzing trace with hash -124583202, now seen corresponding path program 1 times [2023-11-23 20:33:04,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:04,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [828568849] [2023-11-23 20:33:04,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:04,553 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 [2023-11-23 20:33:04,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:04,555 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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) [2023-11-23 20:33:04,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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 [2023-11-23 20:33:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:04,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:33:04,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:04,920 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2023-11-23 20:33:04,921 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:33:04,921 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:04,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [828568849] [2023-11-23 20:33:04,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [828568849] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:04,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:33:04,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 20:33:04,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082264034] [2023-11-23 20:33:04,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:04,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 20:33:04,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:33:04,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 20:33:04,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 20:33:04,926 INFO L87 Difference]: Start difference. First operand 83 states and 122 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-23 20:33:05,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:33:05,059 INFO L93 Difference]: Finished difference Result 171 states and 252 transitions. [2023-11-23 20:33:05,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 20:33:05,065 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 98 [2023-11-23 20:33:05,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:33:05,067 INFO L225 Difference]: With dead ends: 171 [2023-11-23 20:33:05,068 INFO L226 Difference]: Without dead ends: 89 [2023-11-23 20:33:05,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 20:33:05,072 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 10 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:33:05,073 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 346 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 20:33:05,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-23 20:33:05,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 85. [2023-11-23 20:33:05,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 71 states have (on average 1.408450704225352) internal successors, (100), 71 states have internal predecessors, (100), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-23 20:33:05,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2023-11-23 20:33:05,096 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 98 [2023-11-23 20:33:05,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:33:05,097 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2023-11-23 20:33:05,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-23 20:33:05,099 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2023-11-23 20:33:05,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-23 20:33:05,105 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:05,106 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:05,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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 [2023-11-23 20:33:05,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:33:05,312 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:05,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:05,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1754547744, now seen corresponding path program 1 times [2023-11-23 20:33:05,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:05,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1569028744] [2023-11-23 20:33:05,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:05,315 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 [2023-11-23 20:33:05,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:05,319 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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) [2023-11-23 20:33:05,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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 [2023-11-23 20:33:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:05,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:33:05,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:05,721 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 [2023-11-23 20:33:05,772 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 80 treesize of output 44 [2023-11-23 20:33:05,823 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-23 20:33:05,824 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:33:05,824 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:05,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1569028744] [2023-11-23 20:33:05,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1569028744] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:05,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:33:05,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 20:33:05,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55219311] [2023-11-23 20:33:05,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:05,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 20:33:05,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:33:05,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 20:33:05,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 20:33:05,828 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:06,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:33:06,951 INFO L93 Difference]: Finished difference Result 214 states and 312 transitions. [2023-11-23 20:33:06,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 20:33:06,952 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 98 [2023-11-23 20:33:06,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:33:06,955 INFO L225 Difference]: With dead ends: 214 [2023-11-23 20:33:06,955 INFO L226 Difference]: Without dead ends: 130 [2023-11-23 20:33:06,956 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 20:33:06,957 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 87 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-23 20:33:06,958 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 411 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-23 20:33:06,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-11-23 20:33:06,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 91. [2023-11-23 20:33:06,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 77 states have (on average 1.4025974025974026) internal successors, (108), 77 states have internal predecessors, (108), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-23 20:33:06,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 132 transitions. [2023-11-23 20:33:06,975 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 132 transitions. Word has length 98 [2023-11-23 20:33:06,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:33:06,976 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 132 transitions. [2023-11-23 20:33:06,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:06,976 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 132 transitions. [2023-11-23 20:33:06,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-23 20:33:06,983 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:06,983 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:07,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-23 20:33:07,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:33:07,194 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:07,194 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:07,195 INFO L85 PathProgramCache]: Analyzing trace with hash -2085805409, now seen corresponding path program 1 times [2023-11-23 20:33:07,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:07,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [577970131] [2023-11-23 20:33:07,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:07,195 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 [2023-11-23 20:33:07,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:07,205 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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) [2023-11-23 20:33:07,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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 [2023-11-23 20:33:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:07,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:33:07,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:07,686 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-23 20:33:07,686 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:33:07,686 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:07,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [577970131] [2023-11-23 20:33:07,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [577970131] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:07,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:33:07,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 20:33:07,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782457259] [2023-11-23 20:33:07,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:07,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 20:33:07,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:33:07,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 20:33:07,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-23 20:33:07,701 INFO L87 Difference]: Start difference. First operand 91 states and 132 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:08,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:33:08,928 INFO L93 Difference]: Finished difference Result 215 states and 312 transitions. [2023-11-23 20:33:08,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 20:33:08,931 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 99 [2023-11-23 20:33:08,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:33:08,933 INFO L225 Difference]: With dead ends: 215 [2023-11-23 20:33:08,933 INFO L226 Difference]: Without dead ends: 125 [2023-11-23 20:33:08,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-23 20:33:08,934 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 76 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-23 20:33:08,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 245 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-23 20:33:08,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-23 20:33:08,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 96. [2023-11-23 20:33:08,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 82 states have (on average 1.4024390243902438) internal successors, (115), 82 states have internal predecessors, (115), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-23 20:33:08,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 139 transitions. [2023-11-23 20:33:08,951 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 139 transitions. Word has length 99 [2023-11-23 20:33:08,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:33:08,952 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 139 transitions. [2023-11-23 20:33:08,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:08,953 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 139 transitions. [2023-11-23 20:33:08,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-23 20:33:08,954 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:08,955 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:08,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-23 20:33:09,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:33:09,162 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:09,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:09,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1692778399, now seen corresponding path program 1 times [2023-11-23 20:33:09,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:09,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [413109214] [2023-11-23 20:33:09,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:09,163 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 [2023-11-23 20:33:09,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:09,164 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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) [2023-11-23 20:33:09,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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 [2023-11-23 20:33:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:09,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:33:09,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:09,638 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 50 treesize of output 26 [2023-11-23 20:33:09,703 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-23 20:33:09,703 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:33:09,703 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:09,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [413109214] [2023-11-23 20:33:09,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [413109214] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:09,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:33:09,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-23 20:33:09,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912227215] [2023-11-23 20:33:09,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:09,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-23 20:33:09,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:33:09,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-23 20:33:09,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-23 20:33:09,707 INFO L87 Difference]: Start difference. First operand 96 states and 139 transitions. Second operand has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:11,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:33:11,433 INFO L93 Difference]: Finished difference Result 220 states and 318 transitions. [2023-11-23 20:33:11,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 20:33:11,435 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 99 [2023-11-23 20:33:11,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:33:11,437 INFO L225 Difference]: With dead ends: 220 [2023-11-23 20:33:11,437 INFO L226 Difference]: Without dead ends: 125 [2023-11-23 20:33:11,438 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-23 20:33:11,439 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 70 mSDsluCounter, 473 mSDsCounter, 0 mSdLazyCounter, 424 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 601 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-23 20:33:11,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 601 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 424 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-23 20:33:11,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-23 20:33:11,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 98. [2023-11-23 20:33:11,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 84 states have (on average 1.3928571428571428) internal successors, (117), 84 states have internal predecessors, (117), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-23 20:33:11,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 141 transitions. [2023-11-23 20:33:11,458 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 141 transitions. Word has length 99 [2023-11-23 20:33:11,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:33:11,459 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 141 transitions. [2023-11-23 20:33:11,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:11,460 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 141 transitions. [2023-11-23 20:33:11,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-23 20:33:11,466 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:11,466 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:11,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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 [2023-11-23 20:33:11,666 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:33:11,667 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:11,667 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:11,667 INFO L85 PathProgramCache]: Analyzing trace with hash 929298209, now seen corresponding path program 1 times [2023-11-23 20:33:11,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:11,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1016794986] [2023-11-23 20:33:11,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:11,669 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 [2023-11-23 20:33:11,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:11,670 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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) [2023-11-23 20:33:11,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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 [2023-11-23 20:33:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:11,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:33:11,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:12,228 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:33:12,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 34 [2023-11-23 20:33:12,319 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-23 20:33:12,321 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:33:12,322 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:12,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1016794986] [2023-11-23 20:33:12,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1016794986] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:12,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:33:12,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-23 20:33:12,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113061194] [2023-11-23 20:33:12,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:12,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-23 20:33:12,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:33:12,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-23 20:33:12,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-23 20:33:12,328 INFO L87 Difference]: Start difference. First operand 98 states and 141 transitions. Second operand has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:14,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:33:14,424 INFO L93 Difference]: Finished difference Result 248 states and 358 transitions. [2023-11-23 20:33:14,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 20:33:14,427 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 99 [2023-11-23 20:33:14,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:33:14,429 INFO L225 Difference]: With dead ends: 248 [2023-11-23 20:33:14,430 INFO L226 Difference]: Without dead ends: 151 [2023-11-23 20:33:14,430 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2023-11-23 20:33:14,431 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 154 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 432 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 540 SdHoareTripleChecker+Invalid, 433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-23 20:33:14,432 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 540 Invalid, 433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 432 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-23 20:33:14,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-23 20:33:14,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 100. [2023-11-23 20:33:14,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 86 states have (on average 1.3953488372093024) internal successors, (120), 86 states have internal predecessors, (120), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-23 20:33:14,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 144 transitions. [2023-11-23 20:33:14,443 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 144 transitions. Word has length 99 [2023-11-23 20:33:14,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:33:14,444 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 144 transitions. [2023-11-23 20:33:14,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:14,445 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 144 transitions. [2023-11-23 20:33:14,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-23 20:33:14,447 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:14,447 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:14,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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)] Forceful destruction successful, exit code 0 [2023-11-23 20:33:14,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:33:14,654 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:14,654 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:14,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1322325219, now seen corresponding path program 1 times [2023-11-23 20:33:14,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:14,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1204399796] [2023-11-23 20:33:14,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:14,655 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 [2023-11-23 20:33:14,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:14,657 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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) [2023-11-23 20:33:14,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-23 20:33:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:14,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:33:14,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:15,095 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-23 20:33:15,095 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:33:15,095 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:15,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1204399796] [2023-11-23 20:33:15,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1204399796] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:15,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:33:15,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 20:33:15,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478382176] [2023-11-23 20:33:15,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:15,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 20:33:15,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:33:15,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 20:33:15,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 20:33:15,099 INFO L87 Difference]: Start difference. First operand 100 states and 144 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:16,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:33:16,772 INFO L93 Difference]: Finished difference Result 234 states and 335 transitions. [2023-11-23 20:33:16,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 20:33:16,774 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 99 [2023-11-23 20:33:16,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:33:16,776 INFO L225 Difference]: With dead ends: 234 [2023-11-23 20:33:16,776 INFO L226 Difference]: Without dead ends: 135 [2023-11-23 20:33:16,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-23 20:33:16,778 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 77 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-23 20:33:16,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 340 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-23 20:33:16,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2023-11-23 20:33:16,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 102. [2023-11-23 20:33:16,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 88 states have (on average 1.375) internal successors, (121), 88 states have internal predecessors, (121), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-23 20:33:16,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 145 transitions. [2023-11-23 20:33:16,824 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 145 transitions. Word has length 99 [2023-11-23 20:33:16,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:33:16,825 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 145 transitions. [2023-11-23 20:33:16,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:16,828 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 145 transitions. [2023-11-23 20:33:16,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-23 20:33:16,830 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:16,832 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:16,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-23 20:33:17,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:33:17,040 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:17,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:17,042 INFO L85 PathProgramCache]: Analyzing trace with hash -1362370994, now seen corresponding path program 1 times [2023-11-23 20:33:17,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:17,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [77629594] [2023-11-23 20:33:17,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:17,043 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 [2023-11-23 20:33:17,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:17,045 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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) [2023-11-23 20:33:17,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-23 20:33:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:17,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:33:17,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:17,421 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-23 20:33:17,421 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:33:17,421 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:17,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [77629594] [2023-11-23 20:33:17,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [77629594] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:17,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:33:17,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 20:33:17,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220687137] [2023-11-23 20:33:17,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:17,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 20:33:17,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:33:17,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 20:33:17,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 20:33:17,424 INFO L87 Difference]: Start difference. First operand 102 states and 145 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:17,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:33:17,545 INFO L93 Difference]: Finished difference Result 220 states and 314 transitions. [2023-11-23 20:33:17,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 20:33:17,549 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 100 [2023-11-23 20:33:17,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:33:17,551 INFO L225 Difference]: With dead ends: 220 [2023-11-23 20:33:17,551 INFO L226 Difference]: Without dead ends: 119 [2023-11-23 20:33:17,552 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-23 20:33:17,553 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 53 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:33:17,553 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 478 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 20:33:17,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-11-23 20:33:17,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 103. [2023-11-23 20:33:17,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 89 states have (on average 1.3707865168539326) internal successors, (122), 89 states have internal predecessors, (122), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-23 20:33:17,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 146 transitions. [2023-11-23 20:33:17,572 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 146 transitions. Word has length 100 [2023-11-23 20:33:17,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:33:17,574 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 146 transitions. [2023-11-23 20:33:17,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:17,575 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 146 transitions. [2023-11-23 20:33:17,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-23 20:33:17,577 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:17,577 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:17,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2023-11-23 20:33:17,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:33:17,785 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:17,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:17,785 INFO L85 PathProgramCache]: Analyzing trace with hash -863688011, now seen corresponding path program 1 times [2023-11-23 20:33:17,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:17,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [185840495] [2023-11-23 20:33:17,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:17,786 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:33:17,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:17,788 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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) [2023-11-23 20:33:17,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-23 20:33:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:18,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:33:18,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:18,146 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-23 20:33:18,146 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:33:18,147 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:18,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [185840495] [2023-11-23 20:33:18,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [185840495] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:18,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:33:18,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 20:33:18,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473276622] [2023-11-23 20:33:18,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:18,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 20:33:18,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:33:18,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 20:33:18,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 20:33:18,150 INFO L87 Difference]: Start difference. First operand 103 states and 146 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:18,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:33:18,255 INFO L93 Difference]: Finished difference Result 214 states and 304 transitions. [2023-11-23 20:33:18,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 20:33:18,256 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 100 [2023-11-23 20:33:18,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:33:18,258 INFO L225 Difference]: With dead ends: 214 [2023-11-23 20:33:18,258 INFO L226 Difference]: Without dead ends: 112 [2023-11-23 20:33:18,258 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-23 20:33:18,261 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 44 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:33:18,262 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 438 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 20:33:18,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-23 20:33:18,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 106. [2023-11-23 20:33:18,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 92 states have (on average 1.358695652173913) internal successors, (125), 92 states have internal predecessors, (125), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-23 20:33:18,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 149 transitions. [2023-11-23 20:33:18,279 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 149 transitions. Word has length 100 [2023-11-23 20:33:18,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:33:18,280 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 149 transitions. [2023-11-23 20:33:18,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:18,280 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 149 transitions. [2023-11-23 20:33:18,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 20:33:18,281 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:18,282 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:18,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2023-11-23 20:33:18,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:33:18,488 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:18,494 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:18,494 INFO L85 PathProgramCache]: Analyzing trace with hash 577648708, now seen corresponding path program 1 times [2023-11-23 20:33:18,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:18,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [743546745] [2023-11-23 20:33:18,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:18,496 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 [2023-11-23 20:33:18,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:18,497 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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) [2023-11-23 20:33:18,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-11-23 20:33:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:18,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:33:18,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:20,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-23 20:33:20,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-23 20:33:20,535 INFO L349 Elim1Store]: treesize reduction 19, result has 44.1 percent of original size [2023-11-23 20:33:20,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 30 [2023-11-23 20:33:20,690 INFO L349 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2023-11-23 20:33:20,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 46 [2023-11-23 20:33:20,787 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 3 proven. 185 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-23 20:33:20,787 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:33:20,967 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:20,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [743546745] [2023-11-23 20:33:20,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [743546745] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:33:20,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [11171945] [2023-11-23 20:33:20,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:20,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:33:20,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:33:20,973 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:33:20,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-11-23 20:33:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:21,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:33:21,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:22,575 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 [2023-11-23 20:33:23,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-11-23 20:33:23,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-11-23 20:33:23,808 INFO L349 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2023-11-23 20:33:23,808 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 26 [2023-11-23 20:33:23,932 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-23 20:33:23,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 18 [2023-11-23 20:33:23,998 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 3 proven. 185 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-23 20:33:23,998 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:33:24,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [11171945] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:33:24,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2006441347] [2023-11-23 20:33:24,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:24,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:33:24,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:24,045 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:33:24,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-23 20:33:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:24,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-23 20:33:24,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:25,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-11-23 20:33:25,998 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-23 20:33:25,999 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:33:25,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2006441347] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:25,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 20:33:25,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10, 10] total 22 [2023-11-23 20:33:26,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726946086] [2023-11-23 20:33:26,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:26,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 20:33:26,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:33:26,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 20:33:26,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=566, Unknown=0, NotChecked=0, Total=650 [2023-11-23 20:33:26,002 INFO L87 Difference]: Start difference. First operand 106 states and 149 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:27,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:33:27,886 INFO L93 Difference]: Finished difference Result 268 states and 374 transitions. [2023-11-23 20:33:27,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 20:33:27,889 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 101 [2023-11-23 20:33:27,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:33:27,891 INFO L225 Difference]: With dead ends: 268 [2023-11-23 20:33:27,891 INFO L226 Difference]: Without dead ends: 163 [2023-11-23 20:33:27,892 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 321 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=96, Invalid=660, Unknown=0, NotChecked=0, Total=756 [2023-11-23 20:33:27,893 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 124 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 281 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-23 20:33:27,893 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 192 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 281 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-23 20:33:27,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2023-11-23 20:33:27,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 111. [2023-11-23 20:33:27,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 97 states have (on average 1.3608247422680413) internal successors, (132), 97 states have internal predecessors, (132), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-23 20:33:27,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 156 transitions. [2023-11-23 20:33:27,902 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 156 transitions. Word has length 101 [2023-11-23 20:33:27,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:33:27,903 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 156 transitions. [2023-11-23 20:33:27,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-23 20:33:27,903 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 156 transitions. [2023-11-23 20:33:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 20:33:27,904 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:27,905 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:27,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-11-23 20:33:28,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2023-11-23 20:33:28,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2023-11-23 20:33:28,517 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 20:33:28,517 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:28,518 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:28,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1010699194, now seen corresponding path program 1 times [2023-11-23 20:33:28,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:28,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1376735072] [2023-11-23 20:33:28,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:28,519 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 [2023-11-23 20:33:28,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:28,520 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -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) [2023-11-23 20:33:28,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2023-11-23 20:33:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:28,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 20:33:28,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:29,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:33:30,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:33:30,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2023-11-23 20:33:30,511 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 22 [2023-11-23 20:33:30,565 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2023-11-23 20:33:30,565 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:33:30,756 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_242 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse1 (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base v_ArrVal_242))) (let ((.cse0 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset))))) (= .cse0 (bvxor (select (select .cse1 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.offset) .cse0)))))) is different from false [2023-11-23 20:33:31,288 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_241 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_242 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.offset (_ BitVec 32))) (let ((.cse2 (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_241))) (or (not (let ((.cse1 (store .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base v_ArrVal_242))) (let ((.cse0 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset))))) (= .cse0 (bvxor .cse0 (select (select .cse1 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base) ~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.offset)))))) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse2 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset))))) (= (bvxor (select v_ArrVal_241 ~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.offset) .cse3) .cse3))))) is different from false [2023-11-23 20:33:31,331 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_241 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_242 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset (_ BitVec 32)) (~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.offset (_ BitVec 32))) (let ((.cse2 (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_241))) (or (not (let ((.cse1 (store .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base v_ArrVal_242))) (let ((.cse0 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset))))) (= .cse0 (bvxor (select (select .cse1 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base) ~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.offset) .cse0))))) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse2 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset))))) (= .cse3 (bvxor (select v_ArrVal_241 ~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.offset) .cse3)))))) is different from false [2023-11-23 20:33:31,425 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:31,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1376735072] [2023-11-23 20:33:31,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1376735072] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:33:31,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1964423318] [2023-11-23 20:33:31,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:31,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:33:31,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:33:31,428 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:33:31,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-11-23 20:33:32,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:32,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-23 20:33:32,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:33,706 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 [2023-11-23 20:33:34,523 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-11-23 20:33:34,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-11-23 20:33:35,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2023-11-23 20:33:35,539 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 39 treesize of output 33 [2023-11-23 20:33:35,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 18 [2023-11-23 20:33:35,791 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 3 proven. 185 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-23 20:33:35,792 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:33:35,935 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_266 (Array (_ BitVec 32) (_ BitVec 32))) (|ULTIMATE.start_property_#t~mem79#1| (_ BitVec 8)) (|ULTIMATE.start_property_#t~mem78#1| (_ BitVec 8))) (not (= (bvxor (select (select (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base v_ArrVal_266) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.offset) ((_ zero_extend 24) |ULTIMATE.start_property_#t~mem78#1|)) ((_ zero_extend 24) |ULTIMATE.start_property_#t~mem79#1|)))) is different from false [2023-11-23 20:33:36,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1964423318] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:33:36,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1783286872] [2023-11-23 20:33:36,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:36,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:33:36,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:36,161 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:33:36,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08b427c0-dea8-4d5e-b1d2-dc1e68edb7f9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-23 20:33:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:36,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:33:36,415 INFO L285 TraceCheckSpWp]: Computing forward predicates...