./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje --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 7c4345916100262b1cd0b4113b1b59f756ce5dadf9baff813b439bdf5b914ae7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:01:14,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:01:14,639 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:01:14,645 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:01:14,645 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:01:14,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:01:14,685 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:01:14,686 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:01:14,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:01:14,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:01:14,689 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:01:14,689 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:01:14,690 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:01:14,690 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:01:14,692 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:01:14,692 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:01:14,693 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:01:14,693 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:01:14,693 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:01:14,694 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:01:14,694 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:01:14,698 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:01:14,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:01:14,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:01:14,699 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:01:14,699 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:01:14,699 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:01:14,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:01:14,700 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:01:14,700 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:01:14,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:01:14,701 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:01:14,701 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:01:14,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:01:14,702 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:01:14,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:01:14,702 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:01:14,703 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:01:14,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:01:14,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:01:14,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:01:14,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:01:14,705 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:01:14,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:01:14,706 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:01:14,706 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:01:14,706 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:01:14,706 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_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c4345916100262b1cd0b4113b1b59f756ce5dadf9baff813b439bdf5b914ae7 [2024-11-09 05:01:14,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:01:14,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:01:14,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:01:14,986 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:01:14,987 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:01:14,988 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i Unable to find full path for "g++" [2024-11-09 05:01:17,052 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:01:17,250 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:01:17,251 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i [2024-11-09 05:01:17,259 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/data/692e87945/e852d3c5622b4392be8963d1265196c1/FLAG776472093 [2024-11-09 05:01:17,274 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/data/692e87945/e852d3c5622b4392be8963d1265196c1 [2024-11-09 05:01:17,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:01:17,278 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:01:17,279 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:01:17,279 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:01:17,286 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:01:17,287 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:01:17" (1/1) ... [2024-11-09 05:01:17,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42659d09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17, skipping insertion in model container [2024-11-09 05:01:17,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:01:17" (1/1) ... [2024-11-09 05:01:17,323 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:01:17,511 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i[917,930] [2024-11-09 05:01:17,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:01:17,604 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:01:17,615 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i[917,930] [2024-11-09 05:01:17,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:01:17,696 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:01:17,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17 WrapperNode [2024-11-09 05:01:17,696 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:01:17,697 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:01:17,697 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:01:17,698 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:01:17,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17" (1/1) ... [2024-11-09 05:01:17,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17" (1/1) ... [2024-11-09 05:01:17,756 INFO L138 Inliner]: procedures = 30, calls = 127, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 408 [2024-11-09 05:01:17,757 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:01:17,757 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:01:17,758 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:01:17,758 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:01:17,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17" (1/1) ... [2024-11-09 05:01:17,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17" (1/1) ... [2024-11-09 05:01:17,777 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17" (1/1) ... [2024-11-09 05:01:17,777 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17" (1/1) ... [2024-11-09 05:01:17,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17" (1/1) ... [2024-11-09 05:01:17,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17" (1/1) ... [2024-11-09 05:01:17,800 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17" (1/1) ... [2024-11-09 05:01:17,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17" (1/1) ... [2024-11-09 05:01:17,808 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:01:17,809 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:01:17,810 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:01:17,810 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:01:17,811 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17" (1/1) ... [2024-11-09 05:01:17,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:01:17,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:01:17,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:01:17,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:01:17,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:01:17,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-09 05:01:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 05:01:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 05:01:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 05:01:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 05:01:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 05:01:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:01:17,896 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:01:17,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:01:17,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:01:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:01:18,067 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:01:18,070 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:01:18,655 INFO L? ?]: Removed 100 outVars from TransFormulas that were not future-live. [2024-11-09 05:01:18,656 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:01:19,332 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:01:19,335 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:01:19,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:01:19 BoogieIcfgContainer [2024-11-09 05:01:19,336 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:01:19,338 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:01:19,338 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:01:19,344 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:01:19,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:01:17" (1/3) ... [2024-11-09 05:01:19,345 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30154052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:01:19, skipping insertion in model container [2024-11-09 05:01:19,345 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:17" (2/3) ... [2024-11-09 05:01:19,345 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30154052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:01:19, skipping insertion in model container [2024-11-09 05:01:19,346 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:01:19" (3/3) ... [2024-11-09 05:01:19,347 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-46.i [2024-11-09 05:01:19,366 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:01:19,366 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:01:19,447 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:01:19,456 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@49a387da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:01:19,456 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:01:19,460 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 05:01:19,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-09 05:01:19,470 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:01:19,471 INFO L215 NwaCegarLoop]: trace histogram [14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:01:19,471 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:01:19,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:01:19,478 INFO L85 PathProgramCache]: Analyzing trace with hash 875163630, now seen corresponding path program 1 times [2024-11-09 05:01:19,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:01:19,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831291538] [2024-11-09 05:01:19,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:01:19,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:01:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 05:01:21,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1666199799] [2024-11-09 05:01:21,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:01:21,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:01:21,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:01:21,175 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:01:21,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:01:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:01:22,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:01:24,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:01:24,787 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:01:24,789 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:01:24,791 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:01:24,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 05:01:24,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 05:01:24,997 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:01:25,112 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:01:25,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:01:25 BoogieIcfgContainer [2024-11-09 05:01:25,115 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:01:25,115 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:01:25,116 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:01:25,116 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:01:25,116 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:01:19" (3/4) ... [2024-11-09 05:01:25,119 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:01:25,120 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:01:25,121 INFO L158 Benchmark]: Toolchain (without parser) took 7843.51ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 113.2MB in the beginning and 87.6MB in the end (delta: 25.6MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2024-11-09 05:01:25,122 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 151.0MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:01:25,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.58ms. Allocated memory is still 151.0MB. Free memory was 112.9MB in the beginning and 96.4MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 05:01:25,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.41ms. Allocated memory is still 151.0MB. Free memory was 96.4MB in the beginning and 93.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:01:25,124 INFO L158 Benchmark]: Boogie Preprocessor took 51.45ms. Allocated memory is still 151.0MB. Free memory was 93.1MB in the beginning and 90.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:01:25,124 INFO L158 Benchmark]: RCFGBuilder took 1526.75ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 90.2MB in the beginning and 115.3MB in the end (delta: -25.1MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2024-11-09 05:01:25,125 INFO L158 Benchmark]: TraceAbstraction took 5776.90ms. Allocated memory is still 224.4MB. Free memory was 115.3MB in the beginning and 87.6MB in the end (delta: 27.6MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2024-11-09 05:01:25,125 INFO L158 Benchmark]: Witness Printer took 4.93ms. Allocated memory is still 224.4MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:01:25,129 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 151.0MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.58ms. Allocated memory is still 151.0MB. Free memory was 112.9MB in the beginning and 96.4MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.41ms. Allocated memory is still 151.0MB. Free memory was 96.4MB in the beginning and 93.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.45ms. Allocated memory is still 151.0MB. Free memory was 93.1MB in the beginning and 90.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1526.75ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 90.2MB in the beginning and 115.3MB in the end (delta: -25.1MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. * TraceAbstraction took 5776.90ms. Allocated memory is still 224.4MB. Free memory was 115.3MB in the beginning and 87.6MB in the end (delta: 27.6MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Witness Printer took 4.93ms. Allocated memory is still 224.4MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of bitwiseOr at line 90. Possible FailurePath: [L35] unsigned char isInitial = 0; [L36-L48] struct WrapperStruct00 WrapperStruct00 = { 1, 31.75, -8, 0, 0, 1, 1, -4, 32, -25, 4 }; [L49] unsigned char* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L50] double* WrapperStruct00_var_1_2_Pointer = &(WrapperStruct00.var_1_2); [L51] signed char* WrapperStruct00_var_1_4_Pointer = &(WrapperStruct00.var_1_4); [L52] unsigned char* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L53] unsigned char* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L54] unsigned char* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L55] unsigned char* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L56] signed short int* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L57] signed short int* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L58] signed char* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L59] signed char* WrapperStruct00_var_1_16_Pointer = &(WrapperStruct00.var_1_16); [L60] unsigned char last_1_WrapperStruct00_var_1_1 = 1; [L61] signed short int last_1_WrapperStruct00_var_1_10 = -4; [L131] isInitial = 1 [L132] FCALL initially() [L133] COND TRUE 1 [L134] CALL updateLastVariables() [L123] EXPR WrapperStruct00.var_1_1 [L123] last_1_WrapperStruct00_var_1_1 = WrapperStruct00.var_1_1 [L124] EXPR WrapperStruct00.var_1_10 [L124] last_1_WrapperStruct00_var_1_10 = WrapperStruct00.var_1_10 [L134] RET updateLastVariables() [L135] CALL updateVariables() [L100] WrapperStruct00.var_1_2 = __VERIFIER_nondet_double() [L101] EXPR WrapperStruct00.var_1_2 [L101] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F [L101] EXPR WrapperStruct00.var_1_2 [L101] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F [L101] EXPR (WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L101] CALL assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L102] WrapperStruct00.var_1_4 = __VERIFIER_nondet_char() [L103] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= -128) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= -128) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L104] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L105] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_4 != 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(WrapperStruct00.var_1_4 != 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L106] WrapperStruct00.var_1_6 = __VERIFIER_nondet_uchar() [L107] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L108] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L109] WrapperStruct00.var_1_7 = __VERIFIER_nondet_uchar() [L110] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L111] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_7 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(WrapperStruct00.var_1_7 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L112] WrapperStruct00.var_1_9 = __VERIFIER_nondet_uchar() [L113] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L113] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L114] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L114] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L115] WrapperStruct00.var_1_12 = __VERIFIER_nondet_short() [L116] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L116] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= -1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= -1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L117] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L117] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 32766) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 32766) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L118] WrapperStruct00.var_1_16 = __VERIFIER_nondet_char() [L119] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L119] CALL assume_abort_if_not(WrapperStruct00.var_1_16 >= -127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(WrapperStruct00.var_1_16 >= -127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L120] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L120] CALL assume_abort_if_not(WrapperStruct00.var_1_16 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(WrapperStruct00.var_1_16 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L135] RET updateVariables() [L136] CALL step() [L65] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L65] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L65] COND FALSE !(last_1_WrapperStruct00_var_1_10 <= ((*(WrapperStruct00_var_1_12_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer)))) [L70] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L70] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L70] EXPR (((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))) [L70] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L70] EXPR (((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))) [L70] signed long int stepLocal_1 = ((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer)))); [L71] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L71] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L71] signed long int stepLocal_0 = (*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer)); [L72] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L72] COND TRUE (- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75 [L73] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L73] COND TRUE stepLocal_0 >= (*(WrapperStruct00_var_1_13_Pointer)) [L74] COND TRUE stepLocal_1 > -32 [L75] (*(WrapperStruct00_var_1_1_Pointer)) = 0 [L89] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L89] signed char stepLocal_2 = (*(WrapperStruct00_var_1_13_Pointer)); [L90] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L90] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L90] EXPR (*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer)) [L90] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L90] COND TRUE (((*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_4_Pointer))) < stepLocal_2 [L91] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L91] (*(WrapperStruct00_var_1_10_Pointer)) = ((*(WrapperStruct00_var_1_12_Pointer)) - 256) [L95] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L95] COND FALSE !(1 == (*(WrapperStruct00_var_1_4_Pointer))) [L136] RET step() [L137] CALL, EXPR property() [L127] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L127] EXPR ((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) [L127] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L127] EXPR ((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) [L127] EXPR (((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1))) && ((1 == (*(WrapperStruct00_var_1_4_Pointer))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_9_Pointer)))) : 1) [L127] EXPR ((((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1))) && ((1 == (*(WrapperStruct00_var_1_4_Pointer))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_9_Pointer)))) : 1)) && (((((*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_4_Pointer))) < (*(WrapperStruct00_var_1_13_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_12_Pointer)) - 256))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) 128))) [L127] EXPR (((((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1))) && ((1 == (*(WrapperStruct00_var_1_4_Pointer))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_9_Pointer)))) : 1)) && (((((*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_4_Pointer))) < (*(WrapperStruct00_var_1_13_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_12_Pointer)) - 256))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) 128)))) && ((last_1_WrapperStruct00_var_1_10 <= ((*(WrapperStruct00_var_1_12_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer)))) ? (last_1_WrapperStruct00_var_1_1 ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_16_Pointer)))) : 1) : 1) [L127-L128] return (((((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1))) && ((1 == (*(WrapperStruct00_var_1_4_Pointer))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_9_Pointer)))) : 1)) && (((((*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_4_Pointer))) < (*(WrapperStruct00_var_1_13_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_12_Pointer)) - 256))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) 128)))) && ((last_1_WrapperStruct00_var_1_10 <= ((*(WrapperStruct00_var_1_12_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer)))) ? (last_1_WrapperStruct00_var_1_1 ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_16_Pointer)))) : 1) : 1) ; [L137] RET, EXPR property() [L137] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 1, TraceHistogramMax: 14, 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=37occurred 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, 2.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 05:01:25,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje --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 7c4345916100262b1cd0b4113b1b59f756ce5dadf9baff813b439bdf5b914ae7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:01:27,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:01:27,622 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:01:27,629 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:01:27,630 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:01:27,669 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:01:27,670 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:01:27,671 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:01:27,672 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:01:27,673 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:01:27,673 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:01:27,674 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:01:27,674 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:01:27,674 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:01:27,675 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:01:27,675 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:01:27,676 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:01:27,676 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:01:27,676 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:01:27,677 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:01:27,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:01:27,681 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:01:27,684 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:01:27,684 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:01:27,685 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:01:27,685 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:01:27,685 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:01:27,685 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:01:27,686 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:01:27,686 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:01:27,686 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:01:27,686 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:01:27,687 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:01:27,687 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:01:27,687 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:01:27,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:01:27,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:01:27,689 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:01:27,689 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:01:27,690 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:01:27,690 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:01:27,691 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:01:27,691 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:01:27,691 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c4345916100262b1cd0b4113b1b59f756ce5dadf9baff813b439bdf5b914ae7 [2024-11-09 05:01:28,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:01:28,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:01:28,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:01:28,112 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:01:28,112 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:01:28,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i Unable to find full path for "g++" [2024-11-09 05:01:30,110 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:01:30,389 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:01:30,389 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i [2024-11-09 05:01:30,399 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/data/5d2cffb5f/24ba397519524310be3dae45922f13e0/FLAGc1fbdec88 [2024-11-09 05:01:30,699 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/data/5d2cffb5f/24ba397519524310be3dae45922f13e0 [2024-11-09 05:01:30,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:01:30,704 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:01:30,705 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:01:30,705 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:01:30,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:01:30,713 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:01:30" (1/1) ... [2024-11-09 05:01:30,716 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c1b8bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:30, skipping insertion in model container [2024-11-09 05:01:30,716 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:01:30" (1/1) ... [2024-11-09 05:01:30,755 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:01:30,991 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i[917,930] [2024-11-09 05:01:31,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:01:31,108 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:01:31,122 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i[917,930] [2024-11-09 05:01:31,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:01:31,287 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:01:31,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:31 WrapperNode [2024-11-09 05:01:31,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:01:31,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:01:31,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:01:31,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:01:31,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:31" (1/1) ... [2024-11-09 05:01:31,317 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:31" (1/1) ... [2024-11-09 05:01:31,362 INFO L138 Inliner]: procedures = 34, calls = 127, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 386 [2024-11-09 05:01:31,362 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:01:31,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:01:31,363 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:01:31,367 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:01:31,381 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:31" (1/1) ... [2024-11-09 05:01:31,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:31" (1/1) ... [2024-11-09 05:01:31,390 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:31" (1/1) ... [2024-11-09 05:01:31,390 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:31" (1/1) ... [2024-11-09 05:01:31,418 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:31" (1/1) ... [2024-11-09 05:01:31,424 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:31" (1/1) ... [2024-11-09 05:01:31,427 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:31" (1/1) ... [2024-11-09 05:01:31,432 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:31" (1/1) ... [2024-11-09 05:01:31,439 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:01:31,440 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:01:31,440 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:01:31,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:01:31,445 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:31" (1/1) ... [2024-11-09 05:01:31,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:01:31,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:01:31,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:01:31,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:01:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:01:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-09 05:01:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2024-11-09 05:01:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-09 05:01:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-09 05:01:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:01:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-09 05:01:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-09 05:01:31,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-09 05:01:31,536 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:01:31,536 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:01:31,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:01:31,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:01:31,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-09 05:01:31,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-09 05:01:31,700 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:01:31,702 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:01:32,645 INFO L? ?]: Removed 90 outVars from TransFormulas that were not future-live. [2024-11-09 05:01:32,645 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:01:32,663 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:01:32,664 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:01:32,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:01:32 BoogieIcfgContainer [2024-11-09 05:01:32,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:01:32,667 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:01:32,668 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:01:32,671 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:01:32,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:01:30" (1/3) ... [2024-11-09 05:01:32,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3016dcc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:01:32, skipping insertion in model container [2024-11-09 05:01:32,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:31" (2/3) ... [2024-11-09 05:01:32,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3016dcc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:01:32, skipping insertion in model container [2024-11-09 05:01:32,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:01:32" (3/3) ... [2024-11-09 05:01:32,675 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-46.i [2024-11-09 05:01:32,694 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:01:32,695 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:01:32,790 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:01:32,797 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@60df2b0e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:01:32,799 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:01:32,804 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 76 states have (on average 1.4078947368421053) internal successors, (107), 77 states have internal predecessors, (107), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 05:01:32,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-09 05:01:32,823 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:01:32,824 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:01:32,825 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:01:32,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:01:32,829 INFO L85 PathProgramCache]: Analyzing trace with hash 2126536310, now seen corresponding path program 1 times [2024-11-09 05:01:32,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:01:32,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [983003215] [2024-11-09 05:01:32,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:01:32,846 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:01:32,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:01:32,849 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:01:32,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 05:01:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:01:33,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:01:33,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:01:33,333 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2024-11-09 05:01:33,335 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:01:33,336 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:01:33,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [983003215] [2024-11-09 05:01:33,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [983003215] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:01:33,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:01:33,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:01:33,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053557489] [2024-11-09 05:01:33,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:01:33,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:01:33,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:01:33,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:01:33,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:01:33,382 INFO L87 Difference]: Start difference. First operand has 93 states, 76 states have (on average 1.4078947368421053) internal successors, (107), 77 states have internal predecessors, (107), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 05:01:33,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:01:33,422 INFO L93 Difference]: Finished difference Result 179 states and 278 transitions. [2024-11-09 05:01:33,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:01:33,425 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 114 [2024-11-09 05:01:33,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:01:33,434 INFO L225 Difference]: With dead ends: 179 [2024-11-09 05:01:33,435 INFO L226 Difference]: Without dead ends: 89 [2024-11-09 05:01:33,439 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:01:33,444 INFO L432 NwaCegarLoop]: 128 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, 128 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:01:33,446 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:01:33,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-09 05:01:33,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-11-09 05:01:33,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 73 states have (on average 1.36986301369863) internal successors, (100), 73 states have internal predecessors, (100), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 05:01:33,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 128 transitions. [2024-11-09 05:01:33,501 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 128 transitions. Word has length 114 [2024-11-09 05:01:33,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:01:33,503 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 128 transitions. [2024-11-09 05:01:33,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 05:01:33,504 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 128 transitions. [2024-11-09 05:01:33,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-09 05:01:33,509 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:01:33,509 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:01:33,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 05:01:33,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:01:33,712 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:01:33,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:01:33,713 INFO L85 PathProgramCache]: Analyzing trace with hash 2112898650, now seen corresponding path program 1 times [2024-11-09 05:01:33,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:01:33,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [282728475] [2024-11-09 05:01:33,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:01:33,715 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:01:33,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:01:33,717 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:01:33,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 05:01:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:01:34,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-09 05:01:34,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:01:34,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 36 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 8 [2024-11-09 05:01:34,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 28 [2024-11-09 05:01:37,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2024-11-09 05:01:38,968 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 45 treesize of output 53 [2024-11-09 05:01:40,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 64 [2024-11-09 05:01:41,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 75 [2024-11-09 05:01:42,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 78 [2024-11-09 05:01:43,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 78 [2024-11-09 05:01:45,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 85 [2024-11-09 05:01:45,354 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:01:45,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 101 treesize of output 53 [2024-11-09 05:01:45,426 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 220 proven. 96 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-09 05:01:45,426 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:01:46,102 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:01:46,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [282728475] [2024-11-09 05:01:46,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [282728475] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:01:46,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [493040218] [2024-11-09 05:01:46,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:01:46,103 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:01:46,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:01:46,107 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:01:46,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 05:01:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:01:47,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 05:01:47,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:01:49,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-09 05:01:49,421 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 21 treesize of output 20 [2024-11-09 05:01:49,600 INFO L349 Elim1Store]: treesize reduction 43, result has 25.9 percent of original size [2024-11-09 05:01:49,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 47 [2024-11-09 05:01:49,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 34 [2024-11-09 05:01:49,898 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-09 05:01:49,899 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:01:49,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [493040218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:01:49,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:01:49,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12] total 18 [2024-11-09 05:01:49,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778165043] [2024-11-09 05:01:49,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:01:49,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 05:01:49,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:01:49,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 05:01:49,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=468, Unknown=1, NotChecked=0, Total=552 [2024-11-09 05:01:49,904 INFO L87 Difference]: Start difference. First operand 89 states and 128 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 05:01:51,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:01:51,681 INFO L93 Difference]: Finished difference Result 286 states and 409 transitions. [2024-11-09 05:01:51,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:01:51,686 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 114 [2024-11-09 05:01:51,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:01:51,688 INFO L225 Difference]: With dead ends: 286 [2024-11-09 05:01:51,688 INFO L226 Difference]: Without dead ends: 200 [2024-11-09 05:01:51,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=143, Invalid=848, Unknown=1, NotChecked=0, Total=992 [2024-11-09 05:01:51,691 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 354 mSDsluCounter, 309 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 354 SdHoareTripleChecker+Valid, 406 SdHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:01:51,691 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [354 Valid, 406 Invalid, 382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:01:51,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2024-11-09 05:01:51,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 97. [2024-11-09 05:01:51,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 81 states have (on average 1.3703703703703705) internal successors, (111), 81 states have internal predecessors, (111), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 05:01:51,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 139 transitions. [2024-11-09 05:01:51,710 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 139 transitions. Word has length 114 [2024-11-09 05:01:51,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:01:51,712 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 139 transitions. [2024-11-09 05:01:51,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 05:01:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 139 transitions. [2024-11-09 05:01:51,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-09 05:01:51,714 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:01:51,714 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:01:51,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -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 [2024-11-09 05:01:51,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 05:01:52,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:01:52,119 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:01:52,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:01:52,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1998038741, now seen corresponding path program 1 times [2024-11-09 05:01:52,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:01:52,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1627753005] [2024-11-09 05:01:52,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:01:52,121 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:01:52,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:01:52,122 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:01:52,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-09 05:01:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:01:52,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-09 05:01:52,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:01:52,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:01:52,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:01:52,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:01:52,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:01:52,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:01:52,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:01:52,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:01:52,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:01:52,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:01:52,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:01:52,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 46 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 49 [2024-11-09 05:01:52,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 28 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2024-11-09 05:01:53,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 67 [2024-11-09 05:01:54,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 60 [2024-11-09 05:01:55,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 57 [2024-11-09 05:01:56,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2024-11-09 05:01:56,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2024-11-09 05:01:57,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2024-11-09 05:01:58,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 59 [2024-11-09 05:01:58,672 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:01:58,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 77 treesize of output 41 [2024-11-09 05:01:58,726 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 304 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 05:01:58,726 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:01:59,257 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:01:59,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1627753005] [2024-11-09 05:01:59,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1627753005] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:01:59,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [591631381] [2024-11-09 05:01:59,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:01:59,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:01:59,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:01:59,260 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:01:59,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 05:02:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:00,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-09 05:02:00,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:02:00,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:00,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:00,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:00,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:00,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:00,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:00,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:00,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:00,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:00,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:00,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 46 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 49 [2024-11-09 05:02:00,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 28 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2024-11-09 05:02:01,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 67 [2024-11-09 05:02:03,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 60 [2024-11-09 05:02:04,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2024-11-09 05:02:04,965 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 48 treesize of output 45 [2024-11-09 05:02:05,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 38 [2024-11-09 05:02:06,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2024-11-09 05:02:07,784 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 55 treesize of output 48 [2024-11-09 05:02:07,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 49 [2024-11-09 05:02:08,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 24 [2024-11-09 05:02:08,106 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 304 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 05:02:08,106 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:02:08,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [591631381] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:02:08,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [28236595] [2024-11-09 05:02:08,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:08,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:02:08,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:02:08,933 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:02:08,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 05:02:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:09,151 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-09 05:02:09,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:02:11,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-09 05:02:13,053 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 31 treesize of output 26 [2024-11-09 05:02:13,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2024-11-09 05:02:14,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2024-11-09 05:02:15,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2024-11-09 05:02:15,374 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 60 treesize of output 60 [2024-11-09 05:02:15,740 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:02:15,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 96 treesize of output 52 [2024-11-09 05:02:16,013 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 119 proven. 135 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-09 05:02:16,014 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:02:16,332 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-09 05:02:16,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [28236595] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 05:02:16,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:02:16,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10, 11, 19] total 41 [2024-11-09 05:02:16,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970662004] [2024-11-09 05:02:16,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:16,334 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:02:16,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:02:16,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:02:16,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=227, Invalid=2425, Unknown=0, NotChecked=0, Total=2652 [2024-11-09 05:02:16,337 INFO L87 Difference]: Start difference. First operand 97 states and 139 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 05:02:17,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:17,068 INFO L93 Difference]: Finished difference Result 233 states and 333 transitions. [2024-11-09 05:02:17,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 05:02:17,069 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 116 [2024-11-09 05:02:17,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:17,070 INFO L225 Difference]: With dead ends: 233 [2024-11-09 05:02:17,071 INFO L226 Difference]: Without dead ends: 139 [2024-11-09 05:02:17,072 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 515 GetRequests, 462 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1282 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=239, Invalid=2731, Unknown=0, NotChecked=0, Total=2970 [2024-11-09 05:02:17,073 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 45 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 532 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:17,074 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 532 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 05:02:17,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2024-11-09 05:02:17,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 118. [2024-11-09 05:02:17,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 102 states have (on average 1.3823529411764706) internal successors, (141), 102 states have internal predecessors, (141), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 05:02:17,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 169 transitions. [2024-11-09 05:02:17,088 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 169 transitions. Word has length 116 [2024-11-09 05:02:17,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:17,089 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 169 transitions. [2024-11-09 05:02:17,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 05:02:17,089 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 169 transitions. [2024-11-09 05:02:17,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-09 05:02:17,092 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:17,092 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:02:17,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-09 05:02:17,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-09 05:02:17,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 05:02:17,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:02:17,693 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:02:17,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:17,694 INFO L85 PathProgramCache]: Analyzing trace with hash 718175063, now seen corresponding path program 1 times [2024-11-09 05:02:17,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:02:17,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [547709782] [2024-11-09 05:02:17,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:17,695 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:02:17,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:02:17,697 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:02:17,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-09 05:02:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:17,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:02:17,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:02:17,982 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 19 treesize of output 11 [2024-11-09 05:02:18,315 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-09 05:02:18,315 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:02:18,315 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:02:18,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [547709782] [2024-11-09 05:02:18,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [547709782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:18,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:02:18,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:02:18,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759254039] [2024-11-09 05:02:18,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:18,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:02:18,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:02:18,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:02:18,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:02:18,317 INFO L87 Difference]: Start difference. First operand 118 states and 169 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 05:02:20,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:20,251 INFO L93 Difference]: Finished difference Result 253 states and 360 transitions. [2024-11-09 05:02:20,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:02:20,252 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 116 [2024-11-09 05:02:20,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:20,254 INFO L225 Difference]: With dead ends: 253 [2024-11-09 05:02:20,254 INFO L226 Difference]: Without dead ends: 138 [2024-11-09 05:02:20,259 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:02:20,260 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 43 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:20,260 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 448 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-09 05:02:20,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-09 05:02:20,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 117. [2024-11-09 05:02:20,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 101 states have (on average 1.3762376237623761) internal successors, (139), 101 states have internal predecessors, (139), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 05:02:20,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 167 transitions. [2024-11-09 05:02:20,299 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 167 transitions. Word has length 116 [2024-11-09 05:02:20,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:20,302 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 167 transitions. [2024-11-09 05:02:20,302 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 05:02:20,302 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 167 transitions. [2024-11-09 05:02:20,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-09 05:02:20,308 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:20,308 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:02:20,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-09 05:02:20,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:02:20,509 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:02:20,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:20,510 INFO L85 PathProgramCache]: Analyzing trace with hash -520047131, now seen corresponding path program 1 times [2024-11-09 05:02:20,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:02:20,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [647832697] [2024-11-09 05:02:20,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:20,511 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:02:20,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:02:20,514 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:02:20,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-09 05:02:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:20,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-09 05:02:20,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:02:20,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 36 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 8 [2024-11-09 05:02:21,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 28 [2024-11-09 05:02:23,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2024-11-09 05:02:24,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2024-11-09 05:02:25,090 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 48 treesize of output 45 [2024-11-09 05:02:25,667 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 48 treesize of output 45 [2024-11-09 05:02:26,236 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 48 treesize of output 45 [2024-11-09 05:02:26,840 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 48 treesize of output 45 [2024-11-09 05:02:27,934 INFO L349 Elim1Store]: treesize reduction 79, result has 16.0 percent of original size [2024-11-09 05:02:27,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 65 treesize of output 83 [2024-11-09 05:02:28,061 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:02:28,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 86 treesize of output 46 [2024-11-09 05:02:28,114 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 128 proven. 96 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-09 05:02:28,114 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:02:28,768 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:02:28,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [647832697] [2024-11-09 05:02:28,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [647832697] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:02:28,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1748461545] [2024-11-09 05:02:28,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:28,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:02:28,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:02:28,769 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:02:28,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 05:02:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:29,868 INFO L255 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-09 05:02:29,874 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:02:29,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:02:29,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 57 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 73 [2024-11-09 05:02:36,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 55 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 116 [2024-11-09 05:02:39,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 115 [2024-11-09 05:02:44,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 104 [2024-11-09 05:02:47,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 93 [2024-11-09 05:02:51,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 82 [2024-11-09 05:02:54,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 79 [2024-11-09 05:02:57,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 79 [2024-11-09 05:03:01,463 INFO L349 Elim1Store]: treesize reduction 115, result has 11.5 percent of original size [2024-11-09 05:03:01,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 89 treesize of output 116 [2024-11-09 05:03:01,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 106 [2024-11-09 05:03:01,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 46 [2024-11-09 05:03:02,047 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 332 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-09 05:03:02,047 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:03:04,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1748461545] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:03:04,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [309262864] [2024-11-09 05:03:04,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:04,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:03:04,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:03:04,484 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:03:04,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-09 05:03:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:04,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-09 05:03:04,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:03:04,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:03:04,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:03:04,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:03:04,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:03:04,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:03:04,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:03:04,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 42 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 41 [2024-11-09 05:03:23,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 53 [2024-11-09 05:03:24,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 44 [2024-11-09 05:03:30,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2024-11-09 05:03:35,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2024-11-09 05:03:36,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 31 [2024-11-09 05:03:41,212 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 40 treesize of output 27 [2024-11-09 05:03:42,044 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 40 treesize of output 27 [2024-11-09 05:03:56,030 INFO L349 Elim1Store]: treesize reduction 61, result has 21.8 percent of original size [2024-11-09 05:03:56,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 57 treesize of output 69 [2024-11-09 05:03:56,366 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:03:56,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 58 treesize of output 66 [2024-11-09 05:03:56,788 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:03:56,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 30 [2024-11-09 05:03:56,907 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-09 05:03:56,907 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:03:57,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [309262864] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:03:57,074 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:03:57,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 14, 11] total 31 [2024-11-09 05:03:57,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131575962] [2024-11-09 05:03:57,074 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:03:57,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-09 05:03:57,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:03:57,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-09 05:03:57,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=254, Invalid=1520, Unknown=32, NotChecked=0, Total=1806 [2024-11-09 05:03:57,077 INFO L87 Difference]: Start difference. First operand 117 states and 167 transitions. Second operand has 32 states, 32 states have (on average 4.9375) internal successors, (158), 31 states have internal predecessors, (158), 15 states have call successors, (42), 15 states have call predecessors, (42), 15 states have return successors, (42), 15 states have call predecessors, (42), 15 states have call successors, (42) [2024-11-09 05:04:17,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:17,320 INFO L93 Difference]: Finished difference Result 482 states and 675 transitions. [2024-11-09 05:04:17,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 05:04:17,321 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 4.9375) internal successors, (158), 31 states have internal predecessors, (158), 15 states have call successors, (42), 15 states have call predecessors, (42), 15 states have return successors, (42), 15 states have call predecessors, (42), 15 states have call successors, (42) Word has length 116 [2024-11-09 05:04:17,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:17,324 INFO L225 Difference]: With dead ends: 482 [2024-11-09 05:04:17,324 INFO L226 Difference]: Without dead ends: 368 [2024-11-09 05:04:17,325 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 381 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1057 ImplicationChecksByTransitivity, 78.6s TimeCoverageRelationStatistics Valid=573, Invalid=2700, Unknown=33, NotChecked=0, Total=3306 [2024-11-09 05:04:17,326 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 957 mSDsluCounter, 1228 mSDsCounter, 0 mSdLazyCounter, 1863 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 957 SdHoareTripleChecker+Valid, 1309 SdHoareTripleChecker+Invalid, 2170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 1863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:17,327 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [957 Valid, 1309 Invalid, 2170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 1863 Invalid, 0 Unknown, 0 Unchecked, 13.0s Time] [2024-11-09 05:04:17,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2024-11-09 05:04:17,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 335. [2024-11-09 05:04:17,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 281 states have (on average 1.3274021352313168) internal successors, (373), 283 states have internal predecessors, (373), 43 states have call successors, (43), 10 states have call predecessors, (43), 10 states have return successors, (43), 41 states have call predecessors, (43), 43 states have call successors, (43) [2024-11-09 05:04:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 459 transitions. [2024-11-09 05:04:17,400 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 459 transitions. Word has length 116 [2024-11-09 05:04:17,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:17,400 INFO L471 AbstractCegarLoop]: Abstraction has 335 states and 459 transitions. [2024-11-09 05:04:17,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 4.9375) internal successors, (158), 31 states have internal predecessors, (158), 15 states have call successors, (42), 15 states have call predecessors, (42), 15 states have return successors, (42), 15 states have call predecessors, (42), 15 states have call successors, (42) [2024-11-09 05:04:17,401 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 459 transitions. [2024-11-09 05:04:17,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-09 05:04:17,403 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:17,403 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:17,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-09 05:04:17,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-09 05:04:17,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2024-11-09 05:04:18,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:04:18,004 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:04:18,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:18,005 INFO L85 PathProgramCache]: Analyzing trace with hash 173010533, now seen corresponding path program 1 times [2024-11-09 05:04:18,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:04:18,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [988998644] [2024-11-09 05:04:18,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:18,006 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:04:18,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:04:18,007 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:04:18,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-09 05:04:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:18,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-09 05:04:18,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:04:18,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2024-11-09 05:04:21,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-09 05:04:22,012 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 29 treesize of output 31 [2024-11-09 05:04:22,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2024-11-09 05:04:23,843 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 48 treesize of output 45 [2024-11-09 05:04:24,656 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 48 treesize of output 45 [2024-11-09 05:04:25,402 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 45 treesize of output 53 [2024-11-09 05:04:27,064 INFO L349 Elim1Store]: treesize reduction 91, result has 14.2 percent of original size [2024-11-09 05:04:27,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 100 treesize of output 105 [2024-11-09 05:04:27,447 INFO L349 Elim1Store]: treesize reduction 75, result has 12.8 percent of original size [2024-11-09 05:04:27,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 113 treesize of output 117 [2024-11-09 05:04:27,753 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:04:27,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 135 treesize of output 71 [2024-11-09 05:04:27,852 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 188 proven. 96 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-09 05:04:27,852 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:04:46,372 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-09 05:04:46,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 101 [2024-11-09 05:04:46,373 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:04:46,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [988998644] [2024-11-09 05:04:46,374 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") [2024-11-09 05:04:46,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1081540892] [2024-11-09 05:04:46,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:46,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:04:46,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:04:46,375 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:04:46,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 05:04:46,525 FATAL L? ?]: Ignoring exception! java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker@1bff3929 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.variables.ProgramVarUtils.constructConstantForAuxVar(ProgramVarUtils.java:116) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.computeClosedFormula(UnmodifiableTransFormula.java:135) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.(UnmodifiableTransFormula.java:90) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:320) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.decoupleArrayValues(TransFormulaUtils.java:1295) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:386) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:84) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 05:04:46,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1034586628] [2024-11-09 05:04:46,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:46,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:04:46,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:04:46,532 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:04:46,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-09 05:04:46,626 FATAL L? ?]: Ignoring exception! java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker@1bff3929 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.variables.ProgramVarUtils.constructConstantForAuxVar(ProgramVarUtils.java:116) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.computeClosedFormula(UnmodifiableTransFormula.java:135) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.(UnmodifiableTransFormula.java:90) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:320) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.decoupleArrayValues(TransFormulaUtils.java:1295) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:386) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:84) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 05:04:46,627 INFO L185 FreeRefinementEngine]: Found 0 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:46,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2024-11-09 05:04:46,627 ERROR L171 FreeRefinementEngine]: Strategy WALRUS failed to provide any proof altough trace is infeasible [2024-11-09 05:04:46,627 INFO L325 BasicCegarLoop]: Counterexample might be feasible [2024-11-09 05:04:46,635 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:04:46,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2024-11-09 05:04:46,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-09 05:04:47,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-09 05:04:47,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1257e537-993d-4d68-b3de-6dd6d6196163/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:04:47,240 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-09 05:04:47,261 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:04:47,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:04:47 BoogieIcfgContainer [2024-11-09 05:04:47,264 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:04:47,264 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:04:47,264 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:04:47,265 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:04:47,265 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:01:32" (3/4) ... [2024-11-09 05:04:47,267 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:04:47,267 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:04:47,268 INFO L158 Benchmark]: Toolchain (without parser) took 196565.43ms. Allocated memory was 73.4MB in the beginning and 224.4MB in the end (delta: 151.0MB). Free memory was 48.6MB in the beginning and 59.5MB in the end (delta: -10.9MB). Peak memory consumption was 144.5MB. Max. memory is 16.1GB. [2024-11-09 05:04:47,268 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 102.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:04:47,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.83ms. Allocated memory is still 73.4MB. Free memory was 48.4MB in the beginning and 49.6MB in the end (delta: -1.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-09 05:04:47,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.58ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 46.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:04:47,269 INFO L158 Benchmark]: Boogie Preprocessor took 76.77ms. Allocated memory is still 73.4MB. Free memory was 46.3MB in the beginning and 43.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:04:47,269 INFO L158 Benchmark]: RCFGBuilder took 1224.89ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 43.3MB in the beginning and 60.6MB in the end (delta: -17.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2024-11-09 05:04:47,269 INFO L158 Benchmark]: TraceAbstraction took 194596.19ms. Allocated memory was 104.9MB in the beginning and 224.4MB in the end (delta: 119.5MB). Free memory was 59.9MB in the beginning and 59.5MB in the end (delta: 419.8kB). Peak memory consumption was 119.4MB. Max. memory is 16.1GB. [2024-11-09 05:04:47,270 INFO L158 Benchmark]: Witness Printer took 3.29ms. Allocated memory is still 224.4MB. Free memory is still 59.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:04:47,275 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 73.4MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 102.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 583.83ms. Allocated memory is still 73.4MB. Free memory was 48.4MB in the beginning and 49.6MB in the end (delta: -1.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.58ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 46.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.77ms. Allocated memory is still 73.4MB. Free memory was 46.3MB in the beginning and 43.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1224.89ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 43.3MB in the beginning and 60.6MB in the end (delta: -17.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * TraceAbstraction took 194596.19ms. Allocated memory was 104.9MB in the beginning and 224.4MB in the end (delta: 119.5MB). Free memory was 59.9MB in the beginning and 59.5MB in the end (delta: 419.8kB). Peak memory consumption was 119.4MB. Max. memory is 16.1GB. * Witness Printer took 3.29ms. Allocated memory is still 224.4MB. Free memory is still 59.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L35] unsigned char isInitial = 0; [L36-L48] struct WrapperStruct00 WrapperStruct00 = { 1, 31.75, -8, 0, 0, 1, 1, -4, 32, -25, 4 }; [L49] unsigned char* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L50] double* WrapperStruct00_var_1_2_Pointer = &(WrapperStruct00.var_1_2); [L51] signed char* WrapperStruct00_var_1_4_Pointer = &(WrapperStruct00.var_1_4); [L52] unsigned char* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L53] unsigned char* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L54] unsigned char* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L55] unsigned char* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L56] signed short int* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L57] signed short int* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L58] signed char* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L59] signed char* WrapperStruct00_var_1_16_Pointer = &(WrapperStruct00.var_1_16); [L60] unsigned char last_1_WrapperStruct00_var_1_1 = 1; [L61] signed short int last_1_WrapperStruct00_var_1_10 = -4; [L131] isInitial = 1 [L132] FCALL initially() [L133] COND TRUE 1 [L134] CALL updateLastVariables() [L123] EXPR WrapperStruct00.var_1_1 [L123] last_1_WrapperStruct00_var_1_1 = WrapperStruct00.var_1_1 [L124] EXPR WrapperStruct00.var_1_10 [L124] last_1_WrapperStruct00_var_1_10 = WrapperStruct00.var_1_10 [L134] RET updateLastVariables() [L135] CALL updateVariables() [L100] WrapperStruct00.var_1_2 = __VERIFIER_nondet_double() [L101] EXPR WrapperStruct00.var_1_2 [L101] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F [L101] EXPR WrapperStruct00.var_1_2 [L101] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F [L101] EXPR (WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) [L101] CALL assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) [L102] WrapperStruct00.var_1_4 = __VERIFIER_nondet_char() [L103] EXPR WrapperStruct00.var_1_4 [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= -128) [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= -128) [L104] EXPR WrapperStruct00.var_1_4 [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 127) [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 127) [L105] EXPR WrapperStruct00.var_1_4 [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_4 != 0) [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(WrapperStruct00.var_1_4 != 0) [L106] WrapperStruct00.var_1_6 = __VERIFIER_nondet_uchar() [L107] EXPR WrapperStruct00.var_1_6 [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) [L108] EXPR WrapperStruct00.var_1_6 [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 0) [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 0) [L109] WrapperStruct00.var_1_7 = __VERIFIER_nondet_uchar() [L110] EXPR WrapperStruct00.var_1_7 [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) [L111] EXPR WrapperStruct00.var_1_7 [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_7 <= 0) [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(WrapperStruct00.var_1_7 <= 0) [L112] WrapperStruct00.var_1_9 = __VERIFIER_nondet_uchar() [L113] EXPR WrapperStruct00.var_1_9 [L113] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 1) [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 1) [L114] EXPR WrapperStruct00.var_1_9 [L114] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) [L115] WrapperStruct00.var_1_12 = __VERIFIER_nondet_short() [L116] EXPR WrapperStruct00.var_1_12 [L116] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= -1) [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= -1) [L117] EXPR WrapperStruct00.var_1_12 [L117] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 32766) [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 32766) [L118] WrapperStruct00.var_1_16 = __VERIFIER_nondet_char() [L119] EXPR WrapperStruct00.var_1_16 [L119] CALL assume_abort_if_not(WrapperStruct00.var_1_16 >= -127) [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(WrapperStruct00.var_1_16 >= -127) [L120] EXPR WrapperStruct00.var_1_16 [L120] CALL assume_abort_if_not(WrapperStruct00.var_1_16 <= 126) [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(WrapperStruct00.var_1_16 <= 126) [L135] RET updateVariables() [L136] CALL step() [L65] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L65] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L65] COND FALSE !(last_1_WrapperStruct00_var_1_10 <= ((*(WrapperStruct00_var_1_12_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer)))) [L70] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L70] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L70] EXPR (((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))) [L70] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L70] EXPR (((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))) [L70] signed long int stepLocal_1 = ((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer)))); [L71] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L71] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L71] signed long int stepLocal_0 = (*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer)); [L72] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L72] COND TRUE (- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75 [L73] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L73] COND FALSE !(stepLocal_0 >= (*(WrapperStruct00_var_1_13_Pointer))) [L80] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L80] COND FALSE !((*(WrapperStruct00_var_1_6_Pointer))) [L83] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L83] (*(WrapperStruct00_var_1_1_Pointer)) = (*(WrapperStruct00_var_1_7_Pointer)) [L89] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L89] signed char stepLocal_2 = (*(WrapperStruct00_var_1_13_Pointer)); [L90] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L90] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L90] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L90] COND TRUE (((*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_4_Pointer))) < stepLocal_2 [L91] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L91] (*(WrapperStruct00_var_1_10_Pointer)) = ((*(WrapperStruct00_var_1_12_Pointer)) - 256) [L95] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L95] COND FALSE !(1 == (*(WrapperStruct00_var_1_4_Pointer))) [L136] RET step() [L137] CALL, EXPR property() [L127] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L127] EXPR ((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) [L127] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L127] EXPR ((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) [L127] EXPR (((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1))) && ((1 == (*(WrapperStruct00_var_1_4_Pointer))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_9_Pointer)))) : 1) [L127] EXPR ((((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1))) && ((1 == (*(WrapperStruct00_var_1_4_Pointer))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_9_Pointer)))) : 1)) && (((((*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_4_Pointer))) < (*(WrapperStruct00_var_1_13_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_12_Pointer)) - 256))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) 128))) [L127] EXPR (((((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1))) && ((1 == (*(WrapperStruct00_var_1_4_Pointer))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_9_Pointer)))) : 1)) && (((((*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_4_Pointer))) < (*(WrapperStruct00_var_1_13_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_12_Pointer)) - 256))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) 128)))) && ((last_1_WrapperStruct00_var_1_10 <= ((*(WrapperStruct00_var_1_12_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer)))) ? (last_1_WrapperStruct00_var_1_1 ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_16_Pointer)))) : 1) : 1) [L127-L128] return (((((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1))) && ((1 == (*(WrapperStruct00_var_1_4_Pointer))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_9_Pointer)))) : 1)) && (((((*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_4_Pointer))) < (*(WrapperStruct00_var_1_13_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_12_Pointer)) - 256))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) 128)))) && ((last_1_WrapperStruct00_var_1_10 <= ((*(WrapperStruct00_var_1_12_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer)))) ? (last_1_WrapperStruct00_var_1_1 ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_16_Pointer)))) : 1) : 1) ; [L137] RET, EXPR property() [L137] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) [L19] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 194.5s, OverallIterations: 6, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 24.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1399 SdHoareTripleChecker+Valid, 16.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1399 mSDsluCounter, 2823 SdHoareTripleChecker+Invalid, 15.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2248 mSDsCounter, 320 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2594 IncrementalHoareTripleChecker+Invalid, 2914 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 320 mSolverCounterUnsat, 575 mSDtfsCounter, 2594 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1440 GetRequests, 1296 SyntacticMatches, 1 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2608 ImplicationChecksByTransitivity, 88.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=335occurred in iteration=5, InterpolantAutomatonStates: 47, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 178 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 4.0s SatisfiabilityAnalysisTime, 160.9s InterpolantComputationTime, 1270 NumberOfCodeBlocks, 1270 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1374 ConstructedInterpolants, 584 QuantifiedInterpolants, 53771 SizeOfPredicates, 114 NumberOfNonLiveVariables, 2773 ConjunctsInSsa, 307 ConjunctsInUnsatCore, 12 InterpolantComputations, 4 PerfectInterpolantSequences, 2705/4368 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 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN