./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 367be7c22167f0070184c1037e3b882430c4c396bd667e7af2dd299892b7190e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:11:32,163 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:11:32,239 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:11:32,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:11:32,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:11:32,272 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:11:32,273 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:11:32,274 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:11:32,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:11:32,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:11:32,276 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:11:32,276 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:11:32,277 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:11:32,278 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:11:32,278 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:11:32,279 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:11:32,279 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:11:32,280 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:11:32,280 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:11:32,281 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:11:32,281 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:11:32,282 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:11:32,282 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:11:32,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:11:32,284 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:11:32,284 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:11:32,284 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:11:32,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:11:32,286 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:11:32,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:11:32,287 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:11:32,288 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:11:32,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:11:32,289 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:11:32,289 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:11:32,289 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:11:32,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:11:32,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:11:32,313 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:11:32,313 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:11:32,313 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:11:32,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:11:32,315 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:11:32,315 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:11:32,315 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:11:32,315 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_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 367be7c22167f0070184c1037e3b882430c4c396bd667e7af2dd299892b7190e [2023-11-19 04:11:32,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:11:32,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:11:32,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:11:32,658 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:11:32,658 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:11:32,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i [2023-11-19 04:11:35,670 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:11:35,908 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:11:35,909 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i [2023-11-19 04:11:35,923 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/data/1756e8f6b/a812b000f121401bb790e0b1364f8333/FLAGb1900f740 [2023-11-19 04:11:35,938 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/data/1756e8f6b/a812b000f121401bb790e0b1364f8333 [2023-11-19 04:11:35,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:11:35,942 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:11:35,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:11:35,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:11:35,949 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:11:35,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:11:35" (1/1) ... [2023-11-19 04:11:35,951 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1db6786b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:35, skipping insertion in model container [2023-11-19 04:11:35,952 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:11:35" (1/1) ... [2023-11-19 04:11:35,982 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:11:36,138 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_7ee83adb-b787-41b2-a941-69418868f3b7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i[917,930] [2023-11-19 04:11:36,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:11:36,212 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:11:36,223 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_7ee83adb-b787-41b2-a941-69418868f3b7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i[917,930] [2023-11-19 04:11:36,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:11:36,301 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:11:36,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:36 WrapperNode [2023-11-19 04:11:36,302 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:11:36,303 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:11:36,303 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:11:36,304 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:11:36,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:36" (1/1) ... [2023-11-19 04:11:36,325 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:36" (1/1) ... [2023-11-19 04:11:36,371 INFO L138 Inliner]: procedures = 29, calls = 133, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 367 [2023-11-19 04:11:36,372 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:11:36,372 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:11:36,373 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:11:36,373 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:11:36,386 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:36" (1/1) ... [2023-11-19 04:11:36,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:36" (1/1) ... [2023-11-19 04:11:36,393 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:36" (1/1) ... [2023-11-19 04:11:36,394 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:36" (1/1) ... [2023-11-19 04:11:36,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:36" (1/1) ... [2023-11-19 04:11:36,414 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:36" (1/1) ... [2023-11-19 04:11:36,418 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:36" (1/1) ... [2023-11-19 04:11:36,421 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:36" (1/1) ... [2023-11-19 04:11:36,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:11:36,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:11:36,427 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:11:36,428 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:11:36,428 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:36" (1/1) ... [2023-11-19 04:11:36,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:11:36,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:11:36,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:11:36,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:11:36,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:11:36,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 04:11:36,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:11:36,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 04:11:36,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:11:36,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 04:11:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:11:36,553 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:11:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:11:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:11:36,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:11:36,720 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:11:36,728 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:11:37,333 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:11:38,372 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:11:38,372 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:11:38,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:11:38 BoogieIcfgContainer [2023-11-19 04:11:38,378 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:11:38,382 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:11:38,383 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:11:38,387 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:11:38,387 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:11:35" (1/3) ... [2023-11-19 04:11:38,388 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b013226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:11:38, skipping insertion in model container [2023-11-19 04:11:38,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:36" (2/3) ... [2023-11-19 04:11:38,390 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b013226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:11:38, skipping insertion in model container [2023-11-19 04:11:38,391 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:11:38" (3/3) ... [2023-11-19 04:11:38,393 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-31.i [2023-11-19 04:11:38,416 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:11:38,417 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:11:38,485 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:11:38,493 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;@6ba10cd7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:11:38,494 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:11:38,499 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 04:11:38,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:11:38,508 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:38,509 INFO L195 NwaCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:11:38,509 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:38,516 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:38,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1064373871, now seen corresponding path program 1 times [2023-11-19 04:11:38,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:11:38,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451277551] [2023-11-19 04:11:38,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:38,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:11:38,765 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:11:38,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [761911182] [2023-11-19 04:11:38,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:38,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:11:38,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:11:38,768 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:11:38,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:11:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:11:39,313 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:11:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:11:39,647 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:11:39,650 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:11:39,652 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:11:39,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:11:39,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:11:39,881 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:11:39,885 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:11:39,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-19 04:11:39,942 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-19 04:11:39,943 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-19 04:11:39,944 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-19 04:11:39,945 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-19 04:11:39,946 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-19 04:11:39,947 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-19 04:11:39,948 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-19 04:11:39,949 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-19 04:11:39,950 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-19 04:11:39,951 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 04:11:39,952 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 04:11:39,953 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 04:11:39,954 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 04:11:39,955 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 04:11:39,956 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 04:11:39,973 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 04:11:39,974 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 04:11:39,975 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 04:11:39,976 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 04:11:39,977 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-19 04:11:39,977 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 04:11:39,977 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-19 04:11:39,978 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 04:11:39,978 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-19 04:11:39,978 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 04:11:39,978 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 04:11:39,979 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 04:11:39,979 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 04:11:39,979 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-19 04:11:39,980 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 04:11:39,980 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-19 04:11:39,980 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 04:11:39,980 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-19 04:11:40,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:11:40 BoogieIcfgContainer [2023-11-19 04:11:40,010 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:11:40,011 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:11:40,011 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:11:40,011 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:11:40,012 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:11:38" (3/4) ... [2023-11-19 04:11:40,014 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:11:40,015 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:11:40,017 INFO L158 Benchmark]: Toolchain (without parser) took 4074.12ms. Allocated memory was 174.1MB in the beginning and 211.8MB in the end (delta: 37.7MB). Free memory was 143.8MB in the beginning and 171.9MB in the end (delta: -28.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2023-11-19 04:11:40,017 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 123.7MB. Free memory was 97.3MB in the beginning and 97.2MB in the end (delta: 69.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:11:40,018 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.59ms. Allocated memory is still 174.1MB. Free memory was 143.4MB in the beginning and 129.5MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:11:40,019 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.85ms. Allocated memory is still 174.1MB. Free memory was 129.5MB in the beginning and 125.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:11:40,021 INFO L158 Benchmark]: Boogie Preprocessor took 54.06ms. Allocated memory is still 174.1MB. Free memory was 125.9MB in the beginning and 123.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:11:40,022 INFO L158 Benchmark]: RCFGBuilder took 1951.21ms. Allocated memory was 174.1MB in the beginning and 211.8MB in the end (delta: 37.7MB). Free memory was 123.2MB in the beginning and 129.3MB in the end (delta: -6.1MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2023-11-19 04:11:40,023 INFO L158 Benchmark]: TraceAbstraction took 1627.78ms. Allocated memory is still 211.8MB. Free memory was 128.2MB in the beginning and 171.9MB in the end (delta: -43.7MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. [2023-11-19 04:11:40,025 INFO L158 Benchmark]: Witness Printer took 4.81ms. Allocated memory is still 211.8MB. Free memory is still 171.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:11:40,028 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 123.7MB. Free memory was 97.3MB in the beginning and 97.2MB in the end (delta: 69.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.59ms. Allocated memory is still 174.1MB. Free memory was 143.4MB in the beginning and 129.5MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.85ms. Allocated memory is still 174.1MB. Free memory was 129.5MB in the beginning and 125.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.06ms. Allocated memory is still 174.1MB. Free memory was 125.9MB in the beginning and 123.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1951.21ms. Allocated memory was 174.1MB in the beginning and 211.8MB in the end (delta: 37.7MB). Free memory was 123.2MB in the beginning and 129.3MB in the end (delta: -6.1MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1627.78ms. Allocated memory is still 211.8MB. Free memory was 128.2MB in the beginning and 171.9MB in the end (delta: -43.7MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. * Witness Printer took 4.81ms. Allocated memory is still 211.8MB. Free memory is still 171.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 63. Possible FailurePath: [L34] unsigned char isInitial = 0; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 200, 0, 1107940323, 0, 4, -32, 64, 4, 0.97, 32.6 }; [L47] signed long int* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L48] unsigned char* WrapperStruct00_var_1_2_Pointer = &(WrapperStruct00.var_1_2); [L49] signed long int* WrapperStruct00_var_1_3_Pointer = &(WrapperStruct00.var_1_3); [L50] unsigned char* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L51] signed long int* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L52] signed long int* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L53] unsigned char* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L54] unsigned char* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L55] double* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L56] double* WrapperStruct00_var_1_14_Pointer = &(WrapperStruct00.var_1_14); [L57] signed long int last_1_WrapperStruct00_var_1_7 = 4; [L58] double last_1_WrapperStruct00_var_1_13 = 0.97; [L125] isInitial = 1 [L126] FCALL initially() [L127] COND TRUE 1 [L128] CALL updateLastVariables() [L117] EXPR WrapperStruct00.var_1_7 [L117] last_1_WrapperStruct00_var_1_7 = WrapperStruct00.var_1_7 [L118] EXPR WrapperStruct00.var_1_13 [L118] last_1_WrapperStruct00_var_1_13 = WrapperStruct00.var_1_13 [L128] RET updateLastVariables() [L129] CALL updateVariables() [L98] WrapperStruct00.var_1_2 = __VERIFIER_nondet_uchar() [L99] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L99] CALL assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L100] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L101] WrapperStruct00.var_1_3 = __VERIFIER_nondet_long() [L102] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L102] CALL assume_abort_if_not(WrapperStruct00.var_1_3 >= 1073741822) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(WrapperStruct00.var_1_3 >= 1073741822) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L103] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_3 <= 2147483646) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(WrapperStruct00.var_1_3 <= 2147483646) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L104] WrapperStruct00.var_1_6 = __VERIFIER_nondet_uchar() [L105] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L106] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L106] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L107] WrapperStruct00.var_1_8 = __VERIFIER_nondet_long() [L108] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_8 >= -1073741823) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(WrapperStruct00.var_1_8 >= -1073741823) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L109] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L109] CALL assume_abort_if_not(WrapperStruct00.var_1_8 <= 1073741823) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(WrapperStruct00.var_1_8 <= 1073741823) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L110] WrapperStruct00.var_1_12 = __VERIFIER_nondet_uchar() [L111] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L112] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L112] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L113] WrapperStruct00.var_1_14 = __VERIFIER_nondet_double() [L114] EXPR WrapperStruct00.var_1_14 [L114] EXPR WrapperStruct00.var_1_14 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F [L114] EXPR WrapperStruct00.var_1_14 [L114] EXPR WrapperStruct00.var_1_14 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F [L114] EXPR (WrapperStruct00.var_1_14 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L114] CALL assume_abort_if_not((WrapperStruct00.var_1_14 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not((WrapperStruct00.var_1_14 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L129] RET updateVariables() [L130] CALL step() [L62] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L62] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L62] COND TRUE ! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7)) [L63] COND FALSE !(((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) [L71] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L71] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L71] COND FALSE !((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) [L74] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L74] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L74] (*(WrapperStruct00_var_1_7_Pointer)) = ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))) [L76] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L76] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L76] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L76] COND FALSE !(((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_3_Pointer))) < (*(WrapperStruct00_var_1_9_Pointer))) [L87] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L87] (*(WrapperStruct00_var_1_13_Pointer)) = (*(WrapperStruct00_var_1_14_Pointer)) [L89] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L89] COND TRUE (*(WrapperStruct00_var_1_2_Pointer)) [L90] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L90] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L90] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L90] (*(WrapperStruct00_var_1_1_Pointer)) = (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))) [L130] RET step() [L131] CALL, EXPR property() [L121] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L121] EXPR (*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1) [L121] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR (*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1) [L121] EXPR ((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer)))))) [L121] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR ((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))) [L121] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L121] EXPR ((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))) [L121] EXPR ((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer)))))) [L121] EXPR (((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))))) && ((! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer))))) [L121] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L121] EXPR (! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) [L121] EXPR (((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1 [L121] EXPR (! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) [L121] EXPR (((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))))) && ((! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer))))) [L121] EXPR ((((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))))) && ((! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))))) && ((((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_3_Pointer))) < (*(WrapperStruct00_var_1_9_Pointer))) ? (((*(WrapperStruct00_var_1_2_Pointer)) && (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) 0.8)) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) [L121] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L121] EXPR (((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_3_Pointer))) < (*(WrapperStruct00_var_1_9_Pointer))) ? (((*(WrapperStruct00_var_1_2_Pointer)) && (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) 0.8)) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer)))) [L121] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L121] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L121] EXPR (((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_3_Pointer))) < (*(WrapperStruct00_var_1_9_Pointer))) ? (((*(WrapperStruct00_var_1_2_Pointer)) && (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) 0.8)) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer)))) [L121] EXPR ((((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))))) && ((! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))))) && ((((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_3_Pointer))) < (*(WrapperStruct00_var_1_9_Pointer))) ? (((*(WrapperStruct00_var_1_2_Pointer)) && (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) 0.8)) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) [L121-L122] return ((((*(WrapperStruct00_var_1_2_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((*(WrapperStruct00_var_1_3_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))) - (*(WrapperStruct00_var_1_9_Pointer))))) : (((*(WrapperStruct00_var_1_6_Pointer)) && ((*(WrapperStruct00_var_1_3_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_3_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_9_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_9_Pointer))))) : ((*(WrapperStruct00_var_1_7_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_9_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))))))) && ((! ((*(WrapperStruct00_var_1_3_Pointer)) < ((*(WrapperStruct00_var_1_8_Pointer)) * last_1_WrapperStruct00_var_1_7))) ? ((((((last_1_WrapperStruct00_var_1_13) < 0 ) ? -(last_1_WrapperStruct00_var_1_13) : (last_1_WrapperStruct00_var_1_13))) < last_1_WrapperStruct00_var_1_13) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))) : 1) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer)))))) && ((((*(WrapperStruct00_var_1_9_Pointer)) + (*(WrapperStruct00_var_1_3_Pointer))) < (*(WrapperStruct00_var_1_9_Pointer))) ? (((*(WrapperStruct00_var_1_2_Pointer)) && (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) 0.8)) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((double) (*(WrapperStruct00_var_1_14_Pointer))))) ; [L131] RET, EXPR property() [L131] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:19}, WrapperStruct00_var_1_13_Pointer={4:20}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:5}, WrapperStruct00_var_1_6_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:10}, WrapperStruct00_var_1_8_Pointer={4:14}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_13=97/100, last_1_WrapperStruct00_var_1_7=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 11, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=31occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:11:40,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 367be7c22167f0070184c1037e3b882430c4c396bd667e7af2dd299892b7190e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:11:42,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:11:42,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:11:42,851 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:11:42,852 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:11:42,895 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:11:42,896 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:11:42,897 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:11:42,898 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:11:42,903 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:11:42,903 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:11:42,904 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:11:42,904 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:11:42,906 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:11:42,906 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:11:42,907 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:11:42,908 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:11:42,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:11:42,909 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:11:42,909 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:11:42,909 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:11:42,910 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:11:42,910 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:11:42,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:11:42,911 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:11:42,912 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:11:42,912 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:11:42,912 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:11:42,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:11:42,913 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:11:42,915 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:11:42,915 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:11:42,915 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:11:42,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:11:42,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:11:42,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:11:42,917 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:11:42,917 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:11:42,917 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:11:42,918 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:11:42,918 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:11:42,919 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:11:42,919 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_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 367be7c22167f0070184c1037e3b882430c4c396bd667e7af2dd299892b7190e [2023-11-19 04:11:43,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:11:43,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:11:43,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:11:43,345 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:11:43,346 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:11:43,347 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i [2023-11-19 04:11:46,604 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:11:46,880 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:11:46,881 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i [2023-11-19 04:11:46,892 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/data/f7ba40f37/12c959c7c4fd4834806d08108d60dc8a/FLAGbaebc086c [2023-11-19 04:11:46,908 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/data/f7ba40f37/12c959c7c4fd4834806d08108d60dc8a [2023-11-19 04:11:46,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:11:46,912 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:11:46,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:11:46,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:11:46,921 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:11:46,922 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:11:46" (1/1) ... [2023-11-19 04:11:46,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c9db0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:46, skipping insertion in model container [2023-11-19 04:11:46,924 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:11:46" (1/1) ... [2023-11-19 04:11:46,970 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:11:47,115 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_7ee83adb-b787-41b2-a941-69418868f3b7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i[917,930] [2023-11-19 04:11:47,171 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:11:47,197 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:11:47,217 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_7ee83adb-b787-41b2-a941-69418868f3b7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-31.i[917,930] [2023-11-19 04:11:47,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:11:47,303 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:11:47,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:47 WrapperNode [2023-11-19 04:11:47,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:11:47,305 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:11:47,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:11:47,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:11:47,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:47" (1/1) ... [2023-11-19 04:11:47,330 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:47" (1/1) ... [2023-11-19 04:11:47,368 INFO L138 Inliner]: procedures = 33, calls = 133, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 365 [2023-11-19 04:11:47,369 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:11:47,369 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:11:47,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:11:47,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:11:47,383 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:47" (1/1) ... [2023-11-19 04:11:47,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:47" (1/1) ... [2023-11-19 04:11:47,391 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:47" (1/1) ... [2023-11-19 04:11:47,391 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:47" (1/1) ... [2023-11-19 04:11:47,440 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:47" (1/1) ... [2023-11-19 04:11:47,445 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:47" (1/1) ... [2023-11-19 04:11:47,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:47" (1/1) ... [2023-11-19 04:11:47,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:47" (1/1) ... [2023-11-19 04:11:47,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:11:47,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:11:47,473 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:11:47,474 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:11:47,474 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:47" (1/1) ... [2023-11-19 04:11:47,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:11:47,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:11:47,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:11:47,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:11:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:11:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 04:11:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 04:11:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 04:11:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:11:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:11:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-19 04:11:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:11:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:11:47,588 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:11:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:11:47,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:11:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 04:11:47,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:11:47,748 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:11:47,750 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:11:48,488 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:11:48,499 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:11:48,499 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:11:48,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:11:48 BoogieIcfgContainer [2023-11-19 04:11:48,506 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:11:48,509 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:11:48,510 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:11:48,513 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:11:48,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:11:46" (1/3) ... [2023-11-19 04:11:48,514 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f8d8131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:11:48, skipping insertion in model container [2023-11-19 04:11:48,514 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:47" (2/3) ... [2023-11-19 04:11:48,516 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f8d8131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:11:48, skipping insertion in model container [2023-11-19 04:11:48,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:11:48" (3/3) ... [2023-11-19 04:11:48,518 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-31.i [2023-11-19 04:11:48,533 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:11:48,533 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:11:48,583 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:11:48,589 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;@5e0990b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:11:48,589 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:11:48,594 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 73 states have (on average 1.452054794520548) internal successors, (106), 74 states have internal predecessors, (106), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 04:11:48,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 04:11:48,607 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:48,608 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:11:48,609 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:48,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:48,614 INFO L85 PathProgramCache]: Analyzing trace with hash -686948204, now seen corresponding path program 1 times [2023-11-19 04:11:48,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:11:48,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1712786023] [2023-11-19 04:11:48,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:48,628 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 [2023-11-19 04:11:48,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:11:48,631 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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) [2023-11-19 04:11:48,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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 [2023-11-19 04:11:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:11:48,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:11:48,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:11:48,992 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2023-11-19 04:11:48,992 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:11:48,993 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:11:48,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1712786023] [2023-11-19 04:11:48,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1712786023] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:11:48,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:11:48,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:11:48,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355917] [2023-11-19 04:11:48,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:11:49,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:11:49,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:11:49,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:11:49,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:11:49,074 INFO L87 Difference]: Start difference. First operand has 87 states, 73 states have (on average 1.452054794520548) internal successors, (106), 74 states have internal predecessors, (106), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-19 04:11:49,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:11:49,107 INFO L93 Difference]: Finished difference Result 164 states and 256 transitions. [2023-11-19 04:11:49,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:11:49,110 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 94 [2023-11-19 04:11:49,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:11:49,117 INFO L225 Difference]: With dead ends: 164 [2023-11-19 04:11:49,117 INFO L226 Difference]: Without dead ends: 80 [2023-11-19 04:11:49,121 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:11:49,125 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:11:49,126 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:11:49,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-19 04:11:49,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-19 04:11:49,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 67 states have (on average 1.373134328358209) internal successors, (92), 67 states have internal predecessors, (92), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 04:11:49,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 114 transitions. [2023-11-19 04:11:49,168 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 114 transitions. Word has length 94 [2023-11-19 04:11:49,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:11:49,169 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 114 transitions. [2023-11-19 04:11:49,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-19 04:11:49,170 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 114 transitions. [2023-11-19 04:11:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 04:11:49,175 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:49,176 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:11:49,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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 [2023-11-19 04:11:49,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:11:49,382 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:49,383 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:49,383 INFO L85 PathProgramCache]: Analyzing trace with hash 862036710, now seen corresponding path program 1 times [2023-11-19 04:11:49,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:11:49,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [732485680] [2023-11-19 04:11:49,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:49,385 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 [2023-11-19 04:11:49,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:11:49,386 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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) [2023-11-19 04:11:49,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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 [2023-11-19 04:11:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:11:49,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:11:49,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:11:49,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-19 04:11:49,794 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 04:11:49,794 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:11:49,794 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:11:49,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [732485680] [2023-11-19 04:11:49,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [732485680] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:11:49,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:11:49,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:11:49,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402499248] [2023-11-19 04:11:49,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:11:49,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:11:49,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:11:49,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:11:49,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:11:49,803 INFO L87 Difference]: Start difference. First operand 80 states and 114 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 04:11:49,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:11:49,854 INFO L93 Difference]: Finished difference Result 157 states and 225 transitions. [2023-11-19 04:11:49,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:11:49,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 94 [2023-11-19 04:11:49,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:11:49,864 INFO L225 Difference]: With dead ends: 157 [2023-11-19 04:11:49,864 INFO L226 Difference]: Without dead ends: 80 [2023-11-19 04:11:49,868 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:11:49,870 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:11:49,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 221 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:11:49,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-19 04:11:49,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-19 04:11:49,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 67 states have (on average 1.3582089552238805) internal successors, (91), 67 states have internal predecessors, (91), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 04:11:49,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 113 transitions. [2023-11-19 04:11:49,919 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 113 transitions. Word has length 94 [2023-11-19 04:11:49,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:11:49,921 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 113 transitions. [2023-11-19 04:11:49,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 04:11:49,922 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 113 transitions. [2023-11-19 04:11:49,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 04:11:49,924 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:49,924 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:11:49,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-19 04:11:50,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:11:50,131 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:50,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:50,132 INFO L85 PathProgramCache]: Analyzing trace with hash -726311192, now seen corresponding path program 1 times [2023-11-19 04:11:50,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:11:50,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [533931577] [2023-11-19 04:11:50,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:50,133 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 [2023-11-19 04:11:50,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:11:50,135 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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) [2023-11-19 04:11:50,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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 [2023-11-19 04:11:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:11:50,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 04:11:50,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:11:52,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 29 [2023-11-19 04:11:52,818 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 04:11:52,818 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:11:52,818 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:11:52,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [533931577] [2023-11-19 04:11:52,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [533931577] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:11:52,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:11:52,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 04:11:52,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943400906] [2023-11-19 04:11:52,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:11:52,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 04:11:52,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:11:52,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 04:11:52,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 04:11:52,822 INFO L87 Difference]: Start difference. First operand 80 states and 113 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 04:11:54,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:11:54,175 INFO L93 Difference]: Finished difference Result 209 states and 296 transitions. [2023-11-19 04:11:54,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 04:11:54,179 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 94 [2023-11-19 04:11:54,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:11:54,181 INFO L225 Difference]: With dead ends: 209 [2023-11-19 04:11:54,181 INFO L226 Difference]: Without dead ends: 132 [2023-11-19 04:11:54,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-19 04:11:54,183 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 163 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:11:54,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 312 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-19 04:11:54,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2023-11-19 04:11:54,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 84. [2023-11-19 04:11:54,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 71 states have (on average 1.352112676056338) internal successors, (96), 71 states have internal predecessors, (96), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 04:11:54,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 118 transitions. [2023-11-19 04:11:54,213 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 118 transitions. Word has length 94 [2023-11-19 04:11:54,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:11:54,215 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 118 transitions. [2023-11-19 04:11:54,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 04:11:54,216 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2023-11-19 04:11:54,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 04:11:54,224 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:54,225 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:11:54,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:11:54,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:11:54,432 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:54,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:54,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1593160989, now seen corresponding path program 1 times [2023-11-19 04:11:54,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:11:54,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1869195300] [2023-11-19 04:11:54,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:54,434 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 [2023-11-19 04:11:54,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:11:54,435 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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) [2023-11-19 04:11:54,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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 [2023-11-19 04:11:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:11:54,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:11:54,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:11:54,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-19 04:11:54,755 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 04:11:54,756 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:11:54,756 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:11:54,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1869195300] [2023-11-19 04:11:54,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1869195300] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:11:54,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:11:54,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:11:54,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632061437] [2023-11-19 04:11:54,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:11:54,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:11:54,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:11:54,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:11:54,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:11:54,759 INFO L87 Difference]: Start difference. First operand 84 states and 118 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 04:11:54,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:11:54,792 INFO L93 Difference]: Finished difference Result 181 states and 256 transitions. [2023-11-19 04:11:54,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:11:54,793 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 96 [2023-11-19 04:11:54,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:11:54,797 INFO L225 Difference]: With dead ends: 181 [2023-11-19 04:11:54,798 INFO L226 Difference]: Without dead ends: 100 [2023-11-19 04:11:54,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:11:54,802 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 24 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 217 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 [2023-11-19 04:11:54,803 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 217 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:11:54,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2023-11-19 04:11:54,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 84. [2023-11-19 04:11:54,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 71 states have (on average 1.3380281690140845) internal successors, (95), 71 states have internal predecessors, (95), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 04:11:54,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 117 transitions. [2023-11-19 04:11:54,844 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 117 transitions. Word has length 96 [2023-11-19 04:11:54,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:11:54,845 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 117 transitions. [2023-11-19 04:11:54,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 04:11:54,845 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 117 transitions. [2023-11-19 04:11:54,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 04:11:54,847 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:54,847 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:11:54,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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 [2023-11-19 04:11:55,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:11:55,054 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:55,055 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:55,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1986187999, now seen corresponding path program 1 times [2023-11-19 04:11:55,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:11:55,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1957540642] [2023-11-19 04:11:55,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:55,056 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 [2023-11-19 04:11:55,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:11:55,057 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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) [2023-11-19 04:11:55,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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 [2023-11-19 04:11:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:11:55,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 04:11:55,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:11:59,117 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 [2023-11-19 04:11:59,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 27 [2023-11-19 04:11:59,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 38 [2023-11-19 04:12:01,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2023-11-19 04:12:03,979 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 04:12:03,980 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:12:03,980 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:12:03,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1957540642] [2023-11-19 04:12:03,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1957540642] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:12:03,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:12:03,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-19 04:12:03,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570451965] [2023-11-19 04:12:03,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:12:03,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 04:12:03,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:12:03,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 04:12:03,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=53, Unknown=2, NotChecked=0, Total=72 [2023-11-19 04:12:03,987 INFO L87 Difference]: Start difference. First operand 84 states and 117 transitions. Second operand has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 8 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 04:12:06,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:12:08,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:12:10,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:12:12,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:12:14,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:12:16,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:12:18,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:12:20,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:12:22,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:12:24,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:12:26,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:12:28,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:12:30,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:12:30,556 INFO L93 Difference]: Finished difference Result 183 states and 256 transitions. [2023-11-19 04:12:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 04:12:30,558 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 8 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 96 [2023-11-19 04:12:30,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:12:30,559 INFO L225 Difference]: With dead ends: 183 [2023-11-19 04:12:30,559 INFO L226 Difference]: Without dead ends: 102 [2023-11-19 04:12:30,560 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=62, Invalid=118, Unknown=2, NotChecked=0, Total=182 [2023-11-19 04:12:30,561 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 220 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 17 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:12:30,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 329 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 259 Invalid, 12 Unknown, 0 Unchecked, 26.1s Time] [2023-11-19 04:12:30,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2023-11-19 04:12:30,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 86. [2023-11-19 04:12:30,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 73 states have (on average 1.3287671232876712) internal successors, (97), 73 states have internal predecessors, (97), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 04:12:30,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 119 transitions. [2023-11-19 04:12:30,575 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 119 transitions. Word has length 96 [2023-11-19 04:12:30,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:12:30,575 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 119 transitions. [2023-11-19 04:12:30,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 8 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 04:12:30,576 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 119 transitions. [2023-11-19 04:12:30,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 04:12:30,577 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:12:30,578 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:12:30,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-11-19 04:12:30,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:12:30,785 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:12:30,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:12:30,786 INFO L85 PathProgramCache]: Analyzing trace with hash 798189168, now seen corresponding path program 1 times [2023-11-19 04:12:30,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:12:30,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [765484981] [2023-11-19 04:12:30,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:12:30,787 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 [2023-11-19 04:12:30,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:12:30,788 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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) [2023-11-19 04:12:30,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee83adb-b787-41b2-a941-69418868f3b7/bin/utaipan-verify-t7M7D8N6sZ/mathsat -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 [2023-11-19 04:12:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:12:31,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 04:12:31,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:12:31,536 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 [2023-11-19 04:12:32,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13