./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 803046ced68b079bb7f08c78720a8843883361424ea99724f710829affe474a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:38:31,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:38:31,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:38:31,487 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:38:31,488 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:38:31,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:38:31,535 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:38:31,536 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:38:31,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:38:31,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:38:31,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:38:31,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:38:31,546 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:38:31,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:38:31,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:38:31,549 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:38:31,550 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:38:31,550 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:38:31,551 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:38:31,551 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:38:31,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:38:31,552 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:38:31,553 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:38:31,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:38:31,553 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:38:31,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:38:31,555 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:38:31,555 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:38:31,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:38:31,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:38:31,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:38:31,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:38:31,558 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:38:31,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:38:31,559 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:38:31,559 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:38:31,559 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:38:31,560 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:38:31,560 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:38:31,560 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 803046ced68b079bb7f08c78720a8843883361424ea99724f710829affe474a7 [2023-11-19 07:38:31,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:38:31,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:38:31,912 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:38:31,913 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:38:31,914 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:38:31,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i [2023-11-19 07:38:35,063 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:38:35,301 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:38:35,302 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i [2023-11-19 07:38:35,311 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/data/d28f70e01/a52cdd6d9b254a2b9ec90a284ba06069/FLAGe02081069 [2023-11-19 07:38:35,333 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/data/d28f70e01/a52cdd6d9b254a2b9ec90a284ba06069 [2023-11-19 07:38:35,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:38:35,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:38:35,343 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:35,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:38:35,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:38:35,354 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:35" (1/1) ... [2023-11-19 07:38:35,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27623474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35, skipping insertion in model container [2023-11-19 07:38:35,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:35" (1/1) ... [2023-11-19 07:38:35,382 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:38:35,533 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i[915,928] [2023-11-19 07:38:35,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:38:35,615 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:38:35,632 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i[915,928] [2023-11-19 07:38:35,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:38:35,726 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:38:35,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35 WrapperNode [2023-11-19 07:38:35,727 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:35,728 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:38:35,728 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:38:35,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:38:35,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35" (1/1) ... [2023-11-19 07:38:35,753 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35" (1/1) ... [2023-11-19 07:38:35,804 INFO L138 Inliner]: procedures = 29, calls = 151, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 430 [2023-11-19 07:38:35,805 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:38:35,806 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:38:35,806 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:38:35,806 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:38:35,818 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35" (1/1) ... [2023-11-19 07:38:35,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35" (1/1) ... [2023-11-19 07:38:35,828 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35" (1/1) ... [2023-11-19 07:38:35,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35" (1/1) ... [2023-11-19 07:38:35,854 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35" (1/1) ... [2023-11-19 07:38:35,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35" (1/1) ... [2023-11-19 07:38:35,863 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35" (1/1) ... [2023-11-19 07:38:35,866 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35" (1/1) ... [2023-11-19 07:38:35,872 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:38:35,873 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:38:35,874 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:38:35,874 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:38:35,875 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35" (1/1) ... [2023-11-19 07:38:35,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:38:35,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:38:35,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:38:35,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:38:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:38:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:38:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 07:38:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 07:38:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:38:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 07:38:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:38:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:38:35,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:38:35,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:38:35,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:38:36,134 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:38:36,138 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:38:36,721 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:38:36,740 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:38:36,740 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:38:36,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:38:36 BoogieIcfgContainer [2023-11-19 07:38:36,745 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:38:36,748 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:38:36,748 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:38:36,756 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:38:36,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:38:35" (1/3) ... [2023-11-19 07:38:36,757 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6726fb00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:38:36, skipping insertion in model container [2023-11-19 07:38:36,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:35" (2/3) ... [2023-11-19 07:38:36,759 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6726fb00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:38:36, skipping insertion in model container [2023-11-19 07:38:36,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:38:36" (3/3) ... [2023-11-19 07:38:36,760 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-7.i [2023-11-19 07:38:36,781 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:38:36,781 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:38:36,881 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:38:36,889 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, 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;@1c6ce5c1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:38:36,889 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:38:36,894 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 85 states have (on average 1.4705882352941178) internal successors, (125), 86 states have internal predecessors, (125), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 07:38:36,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 07:38:36,915 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:36,916 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:36,917 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:36,922 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:36,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1691501227, now seen corresponding path program 1 times [2023-11-19 07:38:36,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:38:36,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799471293] [2023-11-19 07:38:36,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:36,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:38:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:38:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:38:37,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:38:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:38:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:38:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-19 07:38:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:38:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-19 07:38:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:38:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:38:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-19 07:38:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:38:37,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,354 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 07:38:37,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:38:37,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799471293] [2023-11-19 07:38:37,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799471293] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:38:37,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:38:37,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:38:37,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054033968] [2023-11-19 07:38:37,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:38:37,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:38:37,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:38:37,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:38:37,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:38:37,415 INFO L87 Difference]: Start difference. First operand has 100 states, 85 states have (on average 1.4705882352941178) internal successors, (125), 86 states have internal predecessors, (125), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 07:38:37,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:38:37,451 INFO L93 Difference]: Finished difference Result 193 states and 304 transitions. [2023-11-19 07:38:37,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:38:37,455 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) Word has length 103 [2023-11-19 07:38:37,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:38:37,463 INFO L225 Difference]: With dead ends: 193 [2023-11-19 07:38:37,464 INFO L226 Difference]: Without dead ends: 96 [2023-11-19 07:38:37,467 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:38:37,471 INFO L413 NwaCegarLoop]: 138 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, 138 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:38:37,473 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:38:37,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-11-19 07:38:37,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2023-11-19 07:38:37,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 82 states have (on average 1.3902439024390243) internal successors, (114), 82 states have internal predecessors, (114), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 07:38:37,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 138 transitions. [2023-11-19 07:38:37,525 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 138 transitions. Word has length 103 [2023-11-19 07:38:37,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:38:37,526 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 138 transitions. [2023-11-19 07:38:37,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 07:38:37,527 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 138 transitions. [2023-11-19 07:38:37,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 07:38:37,530 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:37,531 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:37,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:38:37,531 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:37,532 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:37,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1385974937, now seen corresponding path program 1 times [2023-11-19 07:38:37,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:38:37,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485911984] [2023-11-19 07:38:37,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:37,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:38:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:38:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:38:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:38:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:38:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:38:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-19 07:38:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:38:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-19 07:38:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:38:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:38:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-19 07:38:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:38:37,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:37,840 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 07:38:37,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:38:37,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485911984] [2023-11-19 07:38:37,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485911984] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:38:37,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:38:37,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:38:37,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282969920] [2023-11-19 07:38:37,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:38:37,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:38:37,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:38:37,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:38:37,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:38:37,845 INFO L87 Difference]: Start difference. First operand 96 states and 138 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 07:38:37,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:38:37,880 INFO L93 Difference]: Finished difference Result 190 states and 275 transitions. [2023-11-19 07:38:37,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:38:37,881 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 103 [2023-11-19 07:38:37,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:38:37,884 INFO L225 Difference]: With dead ends: 190 [2023-11-19 07:38:37,884 INFO L226 Difference]: Without dead ends: 97 [2023-11-19 07:38:37,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:38:37,887 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:38:37,888 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 268 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:38:37,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-11-19 07:38:37,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2023-11-19 07:38:37,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 83 states have (on average 1.3855421686746987) internal successors, (115), 83 states have internal predecessors, (115), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 07:38:37,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 139 transitions. [2023-11-19 07:38:37,904 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 139 transitions. Word has length 103 [2023-11-19 07:38:37,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:38:37,906 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 139 transitions. [2023-11-19 07:38:37,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 07:38:37,906 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 139 transitions. [2023-11-19 07:38:37,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 07:38:37,909 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:37,909 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:37,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:38:37,910 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:37,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:37,910 INFO L85 PathProgramCache]: Analyzing trace with hash 374857687, now seen corresponding path program 1 times [2023-11-19 07:38:37,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:38:37,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460365671] [2023-11-19 07:38:37,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:37,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:38:37,992 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:38:38,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [111034635] [2023-11-19 07:38:38,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:38,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:38:38,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:38:38,011 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:38:38,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:38:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:38,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-19 07:38:38,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:38:39,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 07:38:39,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 07:38:39,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-19 07:38:39,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2023-11-19 07:38:39,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 07:38:39,901 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 33 treesize of output 24 [2023-11-19 07:38:39,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 07:38:39,973 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 33 treesize of output 24 [2023-11-19 07:38:40,062 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:38:40,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 33 [2023-11-19 07:38:40,092 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 21 proven. 129 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2023-11-19 07:38:40,093 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:38:40,216 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_166 (Array Int Int)) (v_ArrVal_165 (Array Int Int))) (let ((.cse0 (select (store (store |c_#memory_int| |c_~#double_Array_0~0.base| v_ArrVal_165) |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_166) |c_~#unsigned_char_Array_0~0.base|))) (= (mod (select .cse0 |c_~#unsigned_char_Array_0~0.offset|) 256) (mod (select .cse0 (+ |c_~#unsigned_char_Array_0~0.offset| 1)) 256)))) is different from false [2023-11-19 07:38:40,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:38:40,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460365671] [2023-11-19 07:38:40,373 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:38:40,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [111034635] [2023-11-19 07:38:40,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [111034635] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:38:40,374 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-19 07:38:40,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2023-11-19 07:38:40,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271336950] [2023-11-19 07:38:40,375 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-19 07:38:40,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-19 07:38:40,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:38:40,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-19 07:38:40,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=218, Unknown=3, NotChecked=30, Total=306 [2023-11-19 07:38:40,381 INFO L87 Difference]: Start difference. First operand 97 states and 139 transitions. Second operand has 13 states, 12 states have (on average 4.333333333333333) internal successors, (52), 11 states have internal predecessors, (52), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2023-11-19 07:38:41,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:38:41,370 INFO L93 Difference]: Finished difference Result 223 states and 317 transitions. [2023-11-19 07:38:41,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-19 07:38:41,374 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 4.333333333333333) internal successors, (52), 11 states have internal predecessors, (52), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 103 [2023-11-19 07:38:41,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:38:41,376 INFO L225 Difference]: With dead ends: 223 [2023-11-19 07:38:41,377 INFO L226 Difference]: Without dead ends: 129 [2023-11-19 07:38:41,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=148, Invalid=503, Unknown=3, NotChecked=48, Total=702 [2023-11-19 07:38:41,379 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 458 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 625 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 462 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-19 07:38:41,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [462 Valid, 508 Invalid, 668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 625 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-19 07:38:41,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-11-19 07:38:41,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 103. [2023-11-19 07:38:41,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 88 states have (on average 1.3636363636363635) internal successors, (120), 88 states have internal predecessors, (120), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 07:38:41,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 144 transitions. [2023-11-19 07:38:41,408 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 144 transitions. Word has length 103 [2023-11-19 07:38:41,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:38:41,409 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 144 transitions. [2023-11-19 07:38:41,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 4.333333333333333) internal successors, (52), 11 states have internal predecessors, (52), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2023-11-19 07:38:41,410 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 144 transitions. [2023-11-19 07:38:41,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 07:38:41,412 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:41,412 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:41,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 07:38:41,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:38:41,628 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:41,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:41,629 INFO L85 PathProgramCache]: Analyzing trace with hash 57414352, now seen corresponding path program 1 times [2023-11-19 07:38:41,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:38:41,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262712924] [2023-11-19 07:38:41,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:41,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:38:41,666 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:38:41,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [105616070] [2023-11-19 07:38:41,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:41,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:38:41,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:38:41,668 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:38:41,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:38:42,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:42,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 07:38:42,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:38:42,153 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 7 treesize of output 3 [2023-11-19 07:38:42,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-11-19 07:38:42,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 07:38:42,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-19 07:38:42,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 07:38:42,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-19 07:38:42,897 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:38:42,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 58 treesize of output 28 [2023-11-19 07:38:42,928 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 07:38:42,929 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:38:43,050 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_249 (Array Int Int)) (v_ArrVal_248 (Array Int Int))) (let ((.cse0 (select (store (store |c_#memory_int| |c_~#double_Array_0~0.base| v_ArrVal_248) |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_249) |c_~#unsigned_char_Array_0~0.base|))) (= (mod (select .cse0 (+ |c_~#unsigned_char_Array_0~0.offset| 1)) 256) (mod (select .cse0 |c_~#unsigned_char_Array_0~0.offset|) 256)))) is different from false [2023-11-19 07:38:43,075 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:38:43,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 48 [2023-11-19 07:38:43,085 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:38:43,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 80 [2023-11-19 07:38:43,094 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:38:43,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 52 [2023-11-19 07:38:43,102 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:38:43,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 28 [2023-11-19 07:38:43,319 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 07:38:43,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:38:43,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262712924] [2023-11-19 07:38:43,320 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:38:43,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [105616070] [2023-11-19 07:38:43,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [105616070] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-19 07:38:43,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 07:38:43,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 17 [2023-11-19 07:38:43,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413893648] [2023-11-19 07:38:43,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:38:43,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 07:38:43,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:38:43,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 07:38:43,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=4, NotChecked=28, Total=272 [2023-11-19 07:38:43,323 INFO L87 Difference]: Start difference. First operand 103 states and 144 transitions. Second operand has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 07:38:43,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:38:43,964 INFO L93 Difference]: Finished difference Result 225 states and 317 transitions. [2023-11-19 07:38:43,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 07:38:43,965 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 105 [2023-11-19 07:38:43,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:38:43,967 INFO L225 Difference]: With dead ends: 225 [2023-11-19 07:38:43,967 INFO L226 Difference]: Without dead ends: 125 [2023-11-19 07:38:43,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 193 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=100, Invalid=362, Unknown=4, NotChecked=40, Total=506 [2023-11-19 07:38:43,970 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 288 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 168 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-19 07:38:43,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 409 Invalid, 481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 298 Invalid, 0 Unknown, 168 Unchecked, 0.4s Time] [2023-11-19 07:38:43,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-19 07:38:43,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 101. [2023-11-19 07:38:43,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 86 states have (on average 1.3604651162790697) internal successors, (117), 86 states have internal predecessors, (117), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 07:38:43,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 141 transitions. [2023-11-19 07:38:43,986 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 141 transitions. Word has length 105 [2023-11-19 07:38:43,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:38:43,987 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 141 transitions. [2023-11-19 07:38:43,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 07:38:43,987 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 141 transitions. [2023-11-19 07:38:43,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-19 07:38:43,989 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:43,990 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:44,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:38:44,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:38:44,208 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:44,208 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:44,208 INFO L85 PathProgramCache]: Analyzing trace with hash -1835775311, now seen corresponding path program 1 times [2023-11-19 07:38:44,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:38:44,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225662306] [2023-11-19 07:38:44,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:44,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:38:44,241 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:38:44,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [339610434] [2023-11-19 07:38:44,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:44,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:38:44,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:38:44,243 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:38:44,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:38:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:44,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:38:44,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:38:44,468 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 07:38:44,468 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:38:44,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:38:44,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225662306] [2023-11-19 07:38:44,469 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:38:44,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [339610434] [2023-11-19 07:38:44,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [339610434] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:38:44,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:38:44,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:38:44,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427636438] [2023-11-19 07:38:44,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:38:44,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:38:44,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:38:44,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:38:44,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:38:44,472 INFO L87 Difference]: Start difference. First operand 101 states and 141 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 07:38:44,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:38:44,496 INFO L93 Difference]: Finished difference Result 215 states and 302 transitions. [2023-11-19 07:38:44,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:38:44,496 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 106 [2023-11-19 07:38:44,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:38:44,498 INFO L225 Difference]: With dead ends: 215 [2023-11-19 07:38:44,498 INFO L226 Difference]: Without dead ends: 117 [2023-11-19 07:38:44,499 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:38:44,500 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 26 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:38:44,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 281 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:38:44,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-19 07:38:44,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 102. [2023-11-19 07:38:44,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 87 states have (on average 1.3563218390804597) internal successors, (118), 87 states have internal predecessors, (118), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 07:38:44,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 142 transitions. [2023-11-19 07:38:44,528 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 142 transitions. Word has length 106 [2023-11-19 07:38:44,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:38:44,530 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 142 transitions. [2023-11-19 07:38:44,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 07:38:44,531 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 142 transitions. [2023-11-19 07:38:44,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-19 07:38:44,534 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:44,534 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:44,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:38:44,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:38:44,756 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:44,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:44,757 INFO L85 PathProgramCache]: Analyzing trace with hash -1155716941, now seen corresponding path program 1 times [2023-11-19 07:38:44,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:38:44,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870182842] [2023-11-19 07:38:44,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:44,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:38:44,801 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:38:44,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [819212862] [2023-11-19 07:38:44,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:44,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:38:44,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:38:44,804 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:38:44,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:38:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:38:45,199 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:38:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:38:45,588 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:38:45,589 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:38:45,590 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:38:45,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:38:45,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:38:45,805 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-19 07:38:45,808 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:38:45,884 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-19 07:38:45,887 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-19 07:38:45,888 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 07:38:45,899 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 07:38:45,900 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 07:38:45,901 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 07:38:45,901 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 07:38:45,902 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 07:38:45,902 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 07:38:45,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 07:38:45,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 07:38:45,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 07:38:45,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short49 could not be translated [2023-11-19 07:38:45,904 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-19 07:38:45,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short49 could not be translated [2023-11-19 07:38:45,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 07:38:45,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 07:38:45,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-19 07:38:45,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-19 07:38:45,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 07:38:45,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-19 07:38:45,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 07:38:45,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-19 07:38:45,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-11-19 07:38:45,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-11-19 07:38:45,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-19 07:38:45,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 07:38:45,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-19 07:38:45,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 07:38:45,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-19 07:38:45,913 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-19 07:38:45,913 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-19 07:38:45,913 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-19 07:38:45,913 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 07:38:45,917 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 07:38:45,920 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-19 07:38:45,921 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-19 07:38:45,921 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-19 07:38:45,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 07:38:45,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 07:38:45,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-19 07:38:45,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-19 07:38:45,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 07:38:45,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 07:38:45,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-19 07:38:45,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-19 07:38:45,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 07:38:45,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 07:38:45,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-19 07:38:45,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-19 07:38:45,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short13 could not be translated [2023-11-19 07:38:45,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-11-19 07:38:45,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-11-19 07:38:45,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem12 could not be translated [2023-11-19 07:38:45,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-11-19 07:38:45,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem20 could not be translated [2023-11-19 07:38:45,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:38:45,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 07:38:45,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 07:38:45,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:38:45,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 07:38:45,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:38:45,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated [2023-11-19 07:38:45,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-19 07:38:45,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short105 could not be translated [2023-11-19 07:38:45,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:38:45,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated [2023-11-19 07:38:45,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 07:38:45,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 07:38:45,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:38:45,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 07:38:45,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 07:38:45,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated [2023-11-19 07:38:45,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 07:38:45,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:38:45,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 07:38:45,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 07:38:45,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-19 07:38:45,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 07:38:45,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:38:45,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 07:38:45,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated [2023-11-19 07:38:45,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-19 07:38:45,942 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated [2023-11-19 07:38:45,942 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 07:38:45,942 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 07:38:45,942 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short105 could not be translated [2023-11-19 07:38:45,942 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated [2023-11-19 07:38:45,943 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated [2023-11-19 07:38:45,943 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 07:38:45,943 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 07:38:45,943 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 07:38:45,943 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:38:45,943 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated [2023-11-19 07:38:45,943 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-19 07:38:45,944 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated [2023-11-19 07:38:45,944 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 07:38:45,944 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short105 could not be translated [2023-11-19 07:38:45,944 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 07:38:45,944 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 07:38:45,944 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:38:45,944 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-19 07:38:45,945 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short132 could not be translated [2023-11-19 07:38:45,945 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-19 07:38:45,945 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated [2023-11-19 07:38:45,945 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 07:38:45,946 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated [2023-11-19 07:38:45,946 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 07:38:45,946 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 07:38:45,947 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 07:38:45,947 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:38:45,947 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-19 07:38:45,947 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 07:38:45,947 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated [2023-11-19 07:38:45,947 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short105 could not be translated [2023-11-19 07:38:45,947 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 07:38:45,948 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:38:45,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:38:45 BoogieIcfgContainer [2023-11-19 07:38:45,981 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:38:45,981 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:38:45,981 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:38:45,982 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:38:45,983 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:38:36" (3/4) ... [2023-11-19 07:38:45,985 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:38:45,986 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:38:45,987 INFO L158 Benchmark]: Toolchain (without parser) took 10646.04ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 109.2MB in the beginning and 87.0MB in the end (delta: 22.3MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. [2023-11-19 07:38:45,987 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 155.2MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:38:45,988 INFO L158 Benchmark]: CACSL2BoogieTranslator took 383.82ms. Allocated memory is still 155.2MB. Free memory was 108.9MB in the beginning and 94.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:38:45,990 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.13ms. Allocated memory is still 155.2MB. Free memory was 94.7MB in the beginning and 90.8MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:38:45,990 INFO L158 Benchmark]: Boogie Preprocessor took 66.89ms. Allocated memory is still 155.2MB. Free memory was 90.8MB in the beginning and 87.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:38:45,991 INFO L158 Benchmark]: RCFGBuilder took 871.31ms. Allocated memory is still 155.2MB. Free memory was 87.2MB in the beginning and 58.1MB in the end (delta: 29.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 07:38:45,991 INFO L158 Benchmark]: TraceAbstraction took 9233.37ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 57.2MB in the beginning and 88.0MB in the end (delta: -30.8MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-11-19 07:38:45,992 INFO L158 Benchmark]: Witness Printer took 4.77ms. Allocated memory is still 190.8MB. Free memory was 88.0MB in the beginning and 87.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:38:45,998 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 155.2MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 383.82ms. Allocated memory is still 155.2MB. Free memory was 108.9MB in the beginning and 94.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.13ms. Allocated memory is still 155.2MB. Free memory was 94.7MB in the beginning and 90.8MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.89ms. Allocated memory is still 155.2MB. Free memory was 90.8MB in the beginning and 87.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 871.31ms. Allocated memory is still 155.2MB. Free memory was 87.2MB in the beginning and 58.1MB in the end (delta: 29.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 9233.37ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 57.2MB in the beginning and 88.0MB in the end (delta: -30.8MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * Witness Printer took 4.77ms. Allocated memory is still 190.8MB. Free memory was 88.0MB in the beginning and 87.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short13 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem20 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 101, overapproximation of someBinaryFLOATComparisonOperation at line 87. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 1 }; [L25-L27] double double_Array_0[2] = { 0.2, 127.5 }; [L28-L30] float float_Array_0[2] = { 100000000000.4, 8.2 }; [L31-L33] unsigned char unsigned_char_Array_0[2] = { 4, 1 }; [L34-L36] unsigned long int unsigned_long_int_Array_0[1] = { 5 }; [L37-L39] unsigned short int unsigned_short_int_Array_0[1] = { 32 }; [L40] double last_1_double_Array_0_0_ = 0.2; [L41] unsigned long int last_1_unsigned_long_int_Array_0_0_ = 5; VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=0, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L105] isInitial = 1 [L106] FCALL initially() [L107] COND TRUE 1 [L108] CALL updateLastVariables() [L97] EXPR double_Array_0[0] [L97] last_1_double_Array_0_0_ = double_Array_0[0] [L98] EXPR unsigned_long_int_Array_0[0] [L98] last_1_unsigned_long_int_Array_0_0_ = unsigned_long_int_Array_0[0] [L108] RET updateLastVariables() [L109] CALL updateVariables() [L76] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L77] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L79] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L80] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L82] double_Array_0[1] = __VERIFIER_nondet_double() [L83] EXPR double_Array_0[1] [L83] EXPR double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F [L83] EXPR double_Array_0[1] [L83] EXPR double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L83] EXPR (double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L83] CALL assume_abort_if_not((double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L83] RET assume_abort_if_not((double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L84] float_Array_0[0] = __VERIFIER_nondet_float() [L85] EXPR float_Array_0[0] [L85] EXPR float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F [L85] EXPR float_Array_0[0] [L85] EXPR float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L85] EXPR (float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L85] CALL assume_abort_if_not((float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L85] RET assume_abort_if_not((float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L86] float_Array_0[1] = __VERIFIER_nondet_float() [L87] EXPR float_Array_0[1] [L87] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F [L87] EXPR float_Array_0[1] [L87] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] EXPR (float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] CALL assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] RET assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L88] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L89] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L89] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L89] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L91] unsigned_short_int_Array_0[0] = __VERIFIER_nondet_ushort() [L92] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L92] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L92] RET assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L93] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L93] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L93] RET assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L94] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L94] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L94] RET assume_abort_if_not(unsigned_short_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L109] RET updateVariables() [L110] CALL step() [L45] EXPR float_Array_0[1] [L45] EXPR float_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L45] COND FALSE !(! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) [L52] EXPR unsigned_char_Array_0[0] [L52] unsigned_char_Array_0[1] = unsigned_char_Array_0[0] [L54] EXPR BOOL_unsigned_char_Array_0[0] [L54] BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1]) [L54] EXPR unsigned_char_Array_0[0] [L54] EXPR unsigned_short_int_Array_0[0] [L54] EXPR unsigned_char_Array_0[1] [L54] BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L54] COND FALSE !(BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) [L61] EXPR double_Array_0[1] [L61] double_Array_0[0] = double_Array_0[1] [L63] BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L63] COND FALSE !(BOOL_unsigned_char_Array_0[0]) [L72] EXPR unsigned_char_Array_0[0] [L72] unsigned_long_int_Array_0[0] = unsigned_char_Array_0[0] [L110] RET step() [L111] CALL, EXPR property() [L101] EXPR float_Array_0[1] [L101] EXPR float_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L101] EXPR (! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) [L101] EXPR unsigned_char_Array_0[1] [L101] EXPR unsigned_char_Array_0[0] [L101] EXPR (! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L101] EXPR ((! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) && ((BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1]))) [L101] EXPR BOOL_unsigned_char_Array_0[0] [L101] EXPR BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1]) [L101] EXPR unsigned_char_Array_0[0] [L101] EXPR unsigned_short_int_Array_0[0] [L101] EXPR unsigned_char_Array_0[1] [L101] EXPR BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L101] EXPR (BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1])) [L101] EXPR double_Array_0[0] [L101] EXPR double_Array_0[1] [L101] EXPR (BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L101] EXPR ((! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) && ((BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L101] EXPR (((! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) && ((BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1])))) && (BOOL_unsigned_char_Array_0[0] ? ((BOOL_unsigned_char_Array_0[1] && (float_Array_0[0] <= double_Array_0[0])) ? ((((((float_Array_0[0]) > (double_Array_0[1])) ? (float_Array_0[0]) : (double_Array_0[1]))) > double_Array_0[0]) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) ((((((3725801564u - unsigned_char_Array_0[0]) - unsigned_char_Array_0[1])) > (unsigned_short_int_Array_0[0])) ? (((3725801564u - unsigned_char_Array_0[0]) - unsigned_char_Array_0[1])) : (unsigned_short_int_Array_0[0]))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_char_Array_0[0]))) : 1) : (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_char_Array_0[0]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L101-L102] return (((! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) && ((BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1])))) && (BOOL_unsigned_char_Array_0[0] ? ((BOOL_unsigned_char_Array_0[1] && (float_Array_0[0] <= double_Array_0[0])) ? ((((((float_Array_0[0]) > (double_Array_0[1])) ? (float_Array_0[0]) : (double_Array_0[1]))) > double_Array_0[0]) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) ((((((3725801564u - unsigned_char_Array_0[0]) - unsigned_char_Array_0[1])) > (unsigned_short_int_Array_0[0])) ? (((3725801564u - unsigned_char_Array_0[0]) - unsigned_char_Array_0[1])) : (unsigned_short_int_Array_0[0]))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_char_Array_0[0]))) : 1) : (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_char_Array_0[0]))) ; [L111] RET, EXPR property() [L111] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 100 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.0s, OverallIterations: 6, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 776 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 772 mSDsluCounter, 1604 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 168 IncrementalHoareTripleChecker+Unchecked, 985 mSDsCounter, 59 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 938 IncrementalHoareTripleChecker+Invalid, 1165 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 59 mSolverCounterUnsat, 619 mSDtfsCounter, 938 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 515 GetRequests, 466 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103occurred in iteration=3, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 65 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 626 NumberOfCodeBlocks, 626 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 619 ConstructedInterpolants, 5 QuantifiedInterpolants, 3485 SizeOfPredicates, 27 NumberOfNonLiveVariables, 1151 ConjunctsInSsa, 61 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 1422/1584 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 07:38:46,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 803046ced68b079bb7f08c78720a8843883361424ea99724f710829affe474a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:38:48,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:38:48,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:38:48,883 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:38:48,884 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:38:48,927 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:38:48,928 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:38:48,928 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:38:48,929 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:38:48,935 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:38:48,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:38:48,936 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:38:48,937 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:38:48,939 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:38:48,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:38:48,940 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:38:48,940 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:38:48,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:38:48,941 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:38:48,942 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:38:48,943 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:38:48,944 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:38:48,944 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:38:48,944 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:38:48,945 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:38:48,945 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:38:48,946 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:38:48,946 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:38:48,947 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:38:48,947 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:38:48,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:38:48,949 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:38:48,949 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:38:48,950 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:38:48,950 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:38:48,950 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:38:48,951 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:38:48,951 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:38:48,951 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:38:48,952 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:38:48,953 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:38:48,953 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:38:48,953 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 803046ced68b079bb7f08c78720a8843883361424ea99724f710829affe474a7 [2023-11-19 07:38:49,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:38:49,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:38:49,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:38:49,407 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:38:49,408 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:38:49,411 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i [2023-11-19 07:38:52,730 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:38:53,056 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:38:53,065 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i [2023-11-19 07:38:53,076 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/data/937e52d7b/583f81ba605d49b6b19ffd24f0c259ae/FLAGd41884579 [2023-11-19 07:38:53,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/data/937e52d7b/583f81ba605d49b6b19ffd24f0c259ae [2023-11-19 07:38:53,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:38:53,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:38:53,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:53,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:38:53,112 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:38:53,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:53" (1/1) ... [2023-11-19 07:38:53,137 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79929859 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53, skipping insertion in model container [2023-11-19 07:38:53,138 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:53" (1/1) ... [2023-11-19 07:38:53,172 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:38:53,350 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i[915,928] [2023-11-19 07:38:53,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:38:53,434 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:38:53,449 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i[915,928] [2023-11-19 07:38:53,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:38:53,535 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:38:53,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53 WrapperNode [2023-11-19 07:38:53,536 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:53,538 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:38:53,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:38:53,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:38:53,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53" (1/1) ... [2023-11-19 07:38:53,592 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53" (1/1) ... [2023-11-19 07:38:53,659 INFO L138 Inliner]: procedures = 39, calls = 151, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 430 [2023-11-19 07:38:53,663 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:38:53,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:38:53,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:38:53,666 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:38:53,677 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53" (1/1) ... [2023-11-19 07:38:53,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53" (1/1) ... [2023-11-19 07:38:53,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53" (1/1) ... [2023-11-19 07:38:53,713 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53" (1/1) ... [2023-11-19 07:38:53,756 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53" (1/1) ... [2023-11-19 07:38:53,775 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53" (1/1) ... [2023-11-19 07:38:53,780 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53" (1/1) ... [2023-11-19 07:38:53,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53" (1/1) ... [2023-11-19 07:38:53,804 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:38:53,806 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:38:53,806 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:38:53,806 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:38:53,807 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53" (1/1) ... [2023-11-19 07:38:53,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:38:53,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:38:53,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:38:53,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:38:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:38:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 07:38:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 07:38:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 07:38:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 07:38:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:38:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 07:38:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 07:38:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-19 07:38:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 07:38:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 07:38:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 07:38:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 07:38:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:38:53,901 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:38:53,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:38:53,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:38:53,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 07:38:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 07:38:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 07:38:54,064 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:38:54,068 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:38:57,889 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:38:57,902 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:38:57,903 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:38:57,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:38:57 BoogieIcfgContainer [2023-11-19 07:38:57,908 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:38:57,911 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:38:57,912 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:38:57,916 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:38:57,917 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:38:53" (1/3) ... [2023-11-19 07:38:57,919 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5977ff83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:38:57, skipping insertion in model container [2023-11-19 07:38:57,919 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:53" (2/3) ... [2023-11-19 07:38:57,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5977ff83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:38:57, skipping insertion in model container [2023-11-19 07:38:57,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:38:57" (3/3) ... [2023-11-19 07:38:57,923 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-7.i [2023-11-19 07:38:57,946 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:38:57,947 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:38:58,046 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:38:58,055 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, 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;@295f844, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:38:58,056 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:38:58,067 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 85 states have (on average 1.4705882352941178) internal successors, (125), 86 states have internal predecessors, (125), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 07:38:58,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 07:38:58,093 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:58,094 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:58,095 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:58,105 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:58,105 INFO L85 PathProgramCache]: Analyzing trace with hash -147929321, now seen corresponding path program 1 times [2023-11-19 07:38:58,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:38:58,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [681926237] [2023-11-19 07:38:58,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:58,131 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:38:58,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:38:58,135 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:38:58,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 07:38:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:58,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:38:58,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:38:58,742 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2023-11-19 07:38:58,746 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:38:58,747 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:38:58,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [681926237] [2023-11-19 07:38:58,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [681926237] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:38:58,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:38:58,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:38:58,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374088357] [2023-11-19 07:38:58,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:38:58,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:38:58,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:38:58,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:38:58,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:38:58,796 INFO L87 Difference]: Start difference. First operand has 100 states, 85 states have (on average 1.4705882352941178) internal successors, (125), 86 states have internal predecessors, (125), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 07:38:58,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:38:58,830 INFO L93 Difference]: Finished difference Result 193 states and 304 transitions. [2023-11-19 07:38:58,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:38:58,833 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 103 [2023-11-19 07:38:58,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:38:58,842 INFO L225 Difference]: With dead ends: 193 [2023-11-19 07:38:58,842 INFO L226 Difference]: Without dead ends: 96 [2023-11-19 07:38:58,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:38:58,850 INFO L413 NwaCegarLoop]: 138 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, 138 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:38:58,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:38:58,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-11-19 07:38:58,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2023-11-19 07:38:58,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 82 states have (on average 1.3902439024390243) internal successors, (114), 82 states have internal predecessors, (114), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 07:38:58,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 138 transitions. [2023-11-19 07:38:58,904 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 138 transitions. Word has length 103 [2023-11-19 07:38:58,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:38:58,905 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 138 transitions. [2023-11-19 07:38:58,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 07:38:58,906 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 138 transitions. [2023-11-19 07:38:58,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 07:38:58,912 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:58,912 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:58,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 07:38:59,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:38:59,113 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:59,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:59,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1365420453, now seen corresponding path program 1 times [2023-11-19 07:38:59,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:38:59,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [478219974] [2023-11-19 07:38:59,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:59,116 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:38:59,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:38:59,117 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:38:59,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 07:38:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:59,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:38:59,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:38:59,701 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-19 07:38:59,702 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:38:59,702 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:38:59,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [478219974] [2023-11-19 07:38:59,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [478219974] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:38:59,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:38:59,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:38:59,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724423885] [2023-11-19 07:38:59,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:38:59,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:38:59,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:38:59,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:38:59,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:38:59,708 INFO L87 Difference]: Start difference. First operand 96 states and 138 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 07:38:59,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:38:59,799 INFO L93 Difference]: Finished difference Result 195 states and 282 transitions. [2023-11-19 07:38:59,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:38:59,800 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 103 [2023-11-19 07:38:59,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:38:59,803 INFO L225 Difference]: With dead ends: 195 [2023-11-19 07:38:59,803 INFO L226 Difference]: Without dead ends: 102 [2023-11-19 07:38:59,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:38:59,806 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 10 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:38:59,807 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 399 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:38:59,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2023-11-19 07:38:59,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 98. [2023-11-19 07:38:59,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 84 states have (on average 1.380952380952381) internal successors, (116), 84 states have internal predecessors, (116), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 07:38:59,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 140 transitions. [2023-11-19 07:38:59,844 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 140 transitions. Word has length 103 [2023-11-19 07:38:59,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:38:59,847 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 140 transitions. [2023-11-19 07:38:59,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 07:38:59,848 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 140 transitions. [2023-11-19 07:38:59,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 07:38:59,853 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:59,853 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:59,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:00,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:00,063 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:00,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:00,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1406095203, now seen corresponding path program 1 times [2023-11-19 07:39:00,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:39:00,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [997938323] [2023-11-19 07:39:00,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:00,066 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:00,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:39:00,067 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:39:00,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 07:39:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:00,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:39:00,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:39:00,541 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 07:39:00,542 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:39:00,543 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:39:00,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [997938323] [2023-11-19 07:39:00,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [997938323] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:00,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:00,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:39:00,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732466597] [2023-11-19 07:39:00,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:00,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:39:00,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:39:00,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:39:00,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:00,551 INFO L87 Difference]: Start difference. First operand 98 states and 140 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 07:39:00,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:00,600 INFO L93 Difference]: Finished difference Result 194 states and 279 transitions. [2023-11-19 07:39:00,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:39:00,601 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 103 [2023-11-19 07:39:00,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:00,603 INFO L225 Difference]: With dead ends: 194 [2023-11-19 07:39:00,604 INFO L226 Difference]: Without dead ends: 99 [2023-11-19 07:39:00,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:00,606 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:00,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 268 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:39:00,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-19 07:39:00,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-11-19 07:39:00,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 07:39:00,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 141 transitions. [2023-11-19 07:39:00,620 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 141 transitions. Word has length 103 [2023-11-19 07:39:00,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:00,621 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 141 transitions. [2023-11-19 07:39:00,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 07:39:00,621 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2023-11-19 07:39:00,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 07:39:00,623 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:00,624 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:39:00,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-19 07:39:00,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:00,833 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:00,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:00,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1877754843, now seen corresponding path program 1 times [2023-11-19 07:39:00,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:39:00,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [428906907] [2023-11-19 07:39:00,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:00,836 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:00,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:39:00,837 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:39:00,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 07:39:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:01,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:39:01,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:39:01,537 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 77 treesize of output 41 [2023-11-19 07:39:01,604 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-19 07:39:01,605 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:39:01,605 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:39:01,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [428906907] [2023-11-19 07:39:01,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [428906907] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:01,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:01,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:39:01,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117129018] [2023-11-19 07:39:01,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:01,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:39:01,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:39:01,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:39:01,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:39:01,617 INFO L87 Difference]: Start difference. First operand 99 states and 141 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 07:39:05,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:05,062 INFO L93 Difference]: Finished difference Result 201 states and 288 transitions. [2023-11-19 07:39:05,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:39:05,064 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 103 [2023-11-19 07:39:05,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:05,066 INFO L225 Difference]: With dead ends: 201 [2023-11-19 07:39:05,066 INFO L226 Difference]: Without dead ends: 105 [2023-11-19 07:39:05,067 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-19 07:39:05,069 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 123 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:05,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 379 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-11-19 07:39:05,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2023-11-19 07:39:05,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 99. [2023-11-19 07:39:05,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 85 states have (on average 1.3647058823529412) internal successors, (116), 85 states have internal predecessors, (116), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 07:39:05,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 140 transitions. [2023-11-19 07:39:05,104 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 140 transitions. Word has length 103 [2023-11-19 07:39:05,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:05,105 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 140 transitions. [2023-11-19 07:39:05,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 07:39:05,106 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 140 transitions. [2023-11-19 07:39:05,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 07:39:05,108 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:05,108 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:39:05,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:05,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:05,326 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:05,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:05,327 INFO L85 PathProgramCache]: Analyzing trace with hash 1650663585, now seen corresponding path program 1 times [2023-11-19 07:39:05,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:39:05,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1488742419] [2023-11-19 07:39:05,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:05,328 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:05,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:39:05,329 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:39:05,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 07:39:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:05,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:39:05,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:39:06,070 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 95 treesize of output 41 [2023-11-19 07:39:06,116 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-19 07:39:06,116 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:39:06,117 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:39:06,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1488742419] [2023-11-19 07:39:06,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1488742419] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:06,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:06,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:39:06,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100760528] [2023-11-19 07:39:06,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:06,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:39:06,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:39:06,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:39:06,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:39:06,121 INFO L87 Difference]: Start difference. First operand 99 states and 140 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 07:39:09,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:09,361 INFO L93 Difference]: Finished difference Result 199 states and 283 transitions. [2023-11-19 07:39:09,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:39:09,363 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 105 [2023-11-19 07:39:09,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:09,365 INFO L225 Difference]: With dead ends: 199 [2023-11-19 07:39:09,365 INFO L226 Difference]: Without dead ends: 103 [2023-11-19 07:39:09,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-19 07:39:09,367 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 122 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:09,367 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 370 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-11-19 07:39:09,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-11-19 07:39:09,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 97. [2023-11-19 07:39:09,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 07:39:09,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 137 transitions. [2023-11-19 07:39:09,380 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 137 transitions. Word has length 105 [2023-11-19 07:39:09,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:09,380 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 137 transitions. [2023-11-19 07:39:09,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 07:39:09,381 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2023-11-19 07:39:09,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 07:39:09,383 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:09,383 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:39:09,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:09,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:09,595 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:09,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:09,595 INFO L85 PathProgramCache]: Analyzing trace with hash -299284775, now seen corresponding path program 1 times [2023-11-19 07:39:09,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:39:09,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1800656171] [2023-11-19 07:39:09,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:09,597 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:09,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:39:09,598 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:39:09,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 07:39:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:10,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 07:39:10,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:39:10,445 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 94 treesize of output 40 [2023-11-19 07:39:10,566 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 140 proven. 24 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-19 07:39:10,567 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:39:10,945 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 58 treesize of output 22 [2023-11-19 07:39:10,973 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 07:39:10,975 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:39:10,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1800656171] [2023-11-19 07:39:10,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1800656171] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:39:10,976 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:39:10,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2023-11-19 07:39:10,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902166506] [2023-11-19 07:39:10,977 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:39:10,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-19 07:39:10,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:39:10,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-19 07:39:10,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:39:10,983 INFO L87 Difference]: Start difference. First operand 97 states and 137 transitions. Second operand has 12 states, 11 states have (on average 7.636363636363637) internal successors, (84), 12 states have internal predecessors, (84), 4 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2023-11-19 07:39:16,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:16,027 INFO L93 Difference]: Finished difference Result 204 states and 286 transitions. [2023-11-19 07:39:16,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-19 07:39:16,029 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 7.636363636363637) internal successors, (84), 12 states have internal predecessors, (84), 4 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 107 [2023-11-19 07:39:16,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:16,031 INFO L225 Difference]: With dead ends: 204 [2023-11-19 07:39:16,031 INFO L226 Difference]: Without dead ends: 99 [2023-11-19 07:39:16,032 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462 [2023-11-19 07:39:16,033 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 127 mSDsluCounter, 489 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 590 SdHoareTripleChecker+Invalid, 509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:16,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 590 Invalid, 509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 497 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2023-11-19 07:39:16,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-19 07:39:16,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 97. [2023-11-19 07:39:16,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 83 states have (on average 1.3373493975903614) internal successors, (111), 83 states have internal predecessors, (111), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 07:39:16,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 135 transitions. [2023-11-19 07:39:16,046 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 135 transitions. Word has length 107 [2023-11-19 07:39:16,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:16,046 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 135 transitions. [2023-11-19 07:39:16,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 7.636363636363637) internal successors, (84), 12 states have internal predecessors, (84), 4 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2023-11-19 07:39:16,047 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 135 transitions. [2023-11-19 07:39:16,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 07:39:16,049 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:16,049 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:39:16,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/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)] Ended with exit code 0 [2023-11-19 07:39:16,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:16,260 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:16,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:16,261 INFO L85 PathProgramCache]: Analyzing trace with hash -733013861, now seen corresponding path program 1 times [2023-11-19 07:39:16,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:39:16,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1463535406] [2023-11-19 07:39:16,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:16,262 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:16,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:39:16,263 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:39:16,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-19 07:39:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:16,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 07:39:16,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:39:18,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 07:39:18,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 07:39:18,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2023-11-19 07:39:18,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2023-11-19 07:39:18,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2023-11-19 07:39:19,062 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:39:19,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 30 [2023-11-19 07:39:19,120 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-19 07:39:19,120 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:39:19,231 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_160 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (select (store |c_#memory_int| |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_160) |c_~#unsigned_char_Array_0~0.base|))) (= ((_ zero_extend 24) ((_ extract 7 0) (select .cse0 (bvadd |c_~#unsigned_char_Array_0~0.offset| (_ bv1 32))))) ((_ zero_extend 24) ((_ extract 7 0) (select .cse0 |c_~#unsigned_char_Array_0~0.offset|)))))) is different from false [2023-11-19 07:39:19,277 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_159 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_160 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (select (store (store |c_#memory_int| |c_~#double_Array_0~0.base| v_ArrVal_159) |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_160) |c_~#unsigned_char_Array_0~0.base|))) (= ((_ zero_extend 24) ((_ extract 7 0) (select .cse0 (bvadd |c_~#unsigned_char_Array_0~0.offset| (_ bv1 32))))) ((_ zero_extend 24) ((_ extract 7 0) (select .cse0 |c_~#unsigned_char_Array_0~0.offset|)))))) is different from false [2023-11-19 07:39:19,472 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:39:19,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1463535406] [2023-11-19 07:39:19,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1463535406] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:39:19,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [828351853] [2023-11-19 07:39:19,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:19,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 07:39:19,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/cvc4 [2023-11-19 07:39:19,480 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 07:39:19,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cf0c8a7-b6e2-4334-af92-81d399d59569/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-19 07:39:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:21,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 07:39:21,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:39:23,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-19 07:39:23,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-11-19 07:39:24,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21