./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-26.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_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 4eafc4bfcba9d31705115bfcf6cea5cccc44f2a222fea4448f4711e0f4e7a043 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:06:09,669 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:06:09,804 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 08:06:09,810 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:06:09,810 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:06:09,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:06:09,841 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:06:09,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:06:09,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:06:09,844 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:06:09,845 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:06:09,846 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:06:09,847 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:06:09,848 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:06:09,848 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:06:09,849 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:06:09,850 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:06:09,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:06:09,852 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:06:09,852 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:06:09,853 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:06:09,858 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:06:09,858 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:06:09,859 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:06:09,860 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:06:09,860 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:06:09,861 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:06:09,862 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:06:09,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:09,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:06:09,863 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:06:09,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:06:09,864 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:06:09,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:06:09,865 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:06:09,866 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:06:09,866 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:06:09,866 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:06:09,867 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:06:09,867 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_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4eafc4bfcba9d31705115bfcf6cea5cccc44f2a222fea4448f4711e0f4e7a043 [2023-11-19 08:06:10,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:06:10,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:06:10,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:06:10,235 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:06:10,235 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:06:10,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-26.i [2023-11-19 08:06:13,513 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:06:13,740 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:06:13,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-26.i [2023-11-19 08:06:13,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/data/acd755c74/e2d9a76697654032af7ae8eac3e97fc3/FLAG9282e938e [2023-11-19 08:06:13,778 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/data/acd755c74/e2d9a76697654032af7ae8eac3e97fc3 [2023-11-19 08:06:13,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:06:13,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:06:13,789 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:13,791 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:06:13,797 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:06:13,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:13" (1/1) ... [2023-11-19 08:06:13,802 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4822de44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:13, skipping insertion in model container [2023-11-19 08:06:13,803 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:13" (1/1) ... [2023-11-19 08:06:13,849 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:06:14,012 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_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-26.i[916,929] [2023-11-19 08:06:14,091 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:14,104 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:06:14,117 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_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-26.i[916,929] [2023-11-19 08:06:14,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:14,178 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:06:14,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:14 WrapperNode [2023-11-19 08:06:14,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:14,180 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:14,181 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:06:14,181 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:06:14,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:14" (1/1) ... [2023-11-19 08:06:14,204 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:14" (1/1) ... [2023-11-19 08:06:14,251 INFO L138 Inliner]: procedures = 29, calls = 159, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 438 [2023-11-19 08:06:14,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:14,252 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:06:14,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:06:14,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:06:14,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:14" (1/1) ... [2023-11-19 08:06:14,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:14" (1/1) ... [2023-11-19 08:06:14,273 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:14" (1/1) ... [2023-11-19 08:06:14,273 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:14" (1/1) ... [2023-11-19 08:06:14,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:14" (1/1) ... [2023-11-19 08:06:14,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:14" (1/1) ... [2023-11-19 08:06:14,301 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:14" (1/1) ... [2023-11-19 08:06:14,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:14" (1/1) ... [2023-11-19 08:06:14,312 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:06:14,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:06:14,314 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:06:14,314 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:06:14,315 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:14" (1/1) ... [2023-11-19 08:06:14,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:14,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:06:14,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:06:14,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:06:14,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 08:06:14,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 08:06:14,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:06:14,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 08:06:14,412 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:06:14,412 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:06:14,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:06:14,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:06:14,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:06:14,555 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:06:14,558 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:06:15,308 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:06:15,319 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:06:15,320 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:06:15,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:15 BoogieIcfgContainer [2023-11-19 08:06:15,325 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:06:15,329 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:06:15,329 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:06:15,333 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:06:15,333 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:06:13" (1/3) ... [2023-11-19 08:06:15,334 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55a1c9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:15, skipping insertion in model container [2023-11-19 08:06:15,334 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:14" (2/3) ... [2023-11-19 08:06:15,335 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55a1c9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:15, skipping insertion in model container [2023-11-19 08:06:15,335 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:15" (3/3) ... [2023-11-19 08:06:15,337 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-26.i [2023-11-19 08:06:15,361 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:06:15,362 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:06:15,423 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:06:15,430 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;@2d2521f7, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:06:15,431 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:06:15,435 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 82 states have internal predecessors, (116), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:15,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 08:06:15,451 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:15,451 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:15,452 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:15,458 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:15,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1902283919, now seen corresponding path program 1 times [2023-11-19 08:06:15,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:15,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288431257] [2023-11-19 08:06:15,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:15,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:15,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:06:15,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288431257] [2023-11-19 08:06:15,948 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 08:06:15,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2067284531] [2023-11-19 08:06:15,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:15,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:15,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:15,953 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:06:15,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 08:06:16,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:16,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 08:06:16,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:16,301 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2023-11-19 08:06:16,301 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:16,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2067284531] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:16,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:16,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 08:06:16,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743504288] [2023-11-19 08:06:16,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:16,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 08:06:16,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:16,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 08:06:16,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:06:16,354 INFO L87 Difference]: Start difference. First operand has 93 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 82 states have internal predecessors, (116), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-19 08:06:16,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:16,390 INFO L93 Difference]: Finished difference Result 179 states and 271 transitions. [2023-11-19 08:06:16,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 08:06:16,392 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2023-11-19 08:06:16,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:16,402 INFO L225 Difference]: With dead ends: 179 [2023-11-19 08:06:16,402 INFO L226 Difference]: Without dead ends: 89 [2023-11-19 08:06:16,407 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:06:16,411 INFO L413 NwaCegarLoop]: 127 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, 127 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 08:06:16,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:06:16,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-19 08:06:16,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-19 08:06:16,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 78 states have (on average 1.3974358974358974) internal successors, (109), 78 states have internal predecessors, (109), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:16,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 127 transitions. [2023-11-19 08:06:16,495 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 127 transitions. Word has length 89 [2023-11-19 08:06:16,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:16,497 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 127 transitions. [2023-11-19 08:06:16,497 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-19 08:06:16,498 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 127 transitions. [2023-11-19 08:06:16,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 08:06:16,506 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:16,507 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:16,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:16,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:16,722 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:16,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:16,723 INFO L85 PathProgramCache]: Analyzing trace with hash -49370623, now seen corresponding path program 1 times [2023-11-19 08:06:16,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:16,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088582390] [2023-11-19 08:06:16,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:16,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:16,829 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:06:16,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1494092648] [2023-11-19 08:06:16,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:16,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:16,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:16,832 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:06:16,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 08:06:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:17,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:06:17,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:17,147 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 08:06:17,147 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:17,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:06:17,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088582390] [2023-11-19 08:06:17,148 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 08:06:17,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1494092648] [2023-11-19 08:06:17,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1494092648] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:17,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:17,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 08:06:17,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91584530] [2023-11-19 08:06:17,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:17,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 08:06:17,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:17,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 08:06:17,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 08:06:17,152 INFO L87 Difference]: Start difference. First operand 89 states and 127 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:17,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:17,248 INFO L93 Difference]: Finished difference Result 179 states and 256 transitions. [2023-11-19 08:06:17,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 08:06:17,249 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 89 [2023-11-19 08:06:17,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:17,254 INFO L225 Difference]: With dead ends: 179 [2023-11-19 08:06:17,255 INFO L226 Difference]: Without dead ends: 93 [2023-11-19 08:06:17,256 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 86 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 08:06:17,259 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 3 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:17,262 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 364 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:06:17,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-11-19 08:06:17,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2023-11-19 08:06:17,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.3875) internal successors, (111), 80 states have internal predecessors, (111), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:17,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 129 transitions. [2023-11-19 08:06:17,280 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 129 transitions. Word has length 89 [2023-11-19 08:06:17,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:17,282 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 129 transitions. [2023-11-19 08:06:17,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:17,282 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2023-11-19 08:06:17,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 08:06:17,297 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:17,298 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:17,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:17,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:17,498 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:17,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:17,499 INFO L85 PathProgramCache]: Analyzing trace with hash -47523581, now seen corresponding path program 1 times [2023-11-19 08:06:17,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:17,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576659912] [2023-11-19 08:06:17,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:17,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:17,604 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:06:17,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1758597122] [2023-11-19 08:06:17,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:17,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:17,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:17,614 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:06:17,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 08:06:17,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:17,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 08:06:17,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:17,951 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 15 treesize of output 7 [2023-11-19 08:06:17,974 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 08:06:17,974 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:17,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:06:17,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576659912] [2023-11-19 08:06:17,975 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 08:06:17,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1758597122] [2023-11-19 08:06:17,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1758597122] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:17,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:17,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:06:17,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421260485] [2023-11-19 08:06:17,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:17,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:06:17,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:17,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:06:17,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:17,981 INFO L87 Difference]: Start difference. First operand 91 states and 129 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:18,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:18,060 INFO L93 Difference]: Finished difference Result 179 states and 255 transitions. [2023-11-19 08:06:18,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:06:18,061 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 89 [2023-11-19 08:06:18,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:18,063 INFO L225 Difference]: With dead ends: 179 [2023-11-19 08:06:18,066 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 08:06:18,067 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:18,069 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 1 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:18,073 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 246 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:06:18,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 08:06:18,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-19 08:06:18,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.375) internal successors, (110), 80 states have internal predecessors, (110), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:18,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2023-11-19 08:06:18,094 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 89 [2023-11-19 08:06:18,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:18,097 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2023-11-19 08:06:18,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:18,102 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2023-11-19 08:06:18,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 08:06:18,104 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:18,104 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:18,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:18,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:18,306 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:18,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:18,306 INFO L85 PathProgramCache]: Analyzing trace with hash -865172031, now seen corresponding path program 1 times [2023-11-19 08:06:18,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:18,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249703466] [2023-11-19 08:06:18,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:18,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:18,355 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:06:18,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2098034796] [2023-11-19 08:06:18,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:18,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:18,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:18,357 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:06:18,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 08:06:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:18,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 08:06:18,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:18,671 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 15 treesize of output 7 [2023-11-19 08:06:18,685 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 08:06:18,687 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:18,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:06:18,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249703466] [2023-11-19 08:06:18,691 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 08:06:18,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098034796] [2023-11-19 08:06:18,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2098034796] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:18,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:18,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:06:18,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038259539] [2023-11-19 08:06:18,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:18,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:06:18,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:18,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:06:18,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:18,696 INFO L87 Difference]: Start difference. First operand 91 states and 128 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:18,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:18,716 INFO L93 Difference]: Finished difference Result 196 states and 277 transitions. [2023-11-19 08:06:18,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:06:18,717 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 89 [2023-11-19 08:06:18,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:18,720 INFO L225 Difference]: With dead ends: 196 [2023-11-19 08:06:18,721 INFO L226 Difference]: Without dead ends: 108 [2023-11-19 08:06:18,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:18,726 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 23 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:18,726 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 243 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:06:18,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2023-11-19 08:06:18,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 91. [2023-11-19 08:06:18,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.3625) internal successors, (109), 80 states have internal predecessors, (109), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:18,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 127 transitions. [2023-11-19 08:06:18,737 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 127 transitions. Word has length 89 [2023-11-19 08:06:18,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:18,738 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 127 transitions. [2023-11-19 08:06:18,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:18,739 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 127 transitions. [2023-11-19 08:06:18,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 08:06:18,741 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:18,741 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:18,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:18,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:18,959 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:18,959 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:18,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1876289281, now seen corresponding path program 1 times [2023-11-19 08:06:18,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:18,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056612810] [2023-11-19 08:06:18,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:18,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:19,014 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:06:19,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [424491169] [2023-11-19 08:06:19,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:19,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:19,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:19,028 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:06:19,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 08:06:20,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:20,746 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:21,192 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:21,193 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 08:06:21,194 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 08:06:21,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:21,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:21,408 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-19 08:06:21,411 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 08:06:21,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 08:06:21,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 08:06:21,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-19 08:06:21,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-19 08:06:21,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 08:06:21,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 08:06:21,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-19 08:06:21,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-19 08:06:21,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 08:06:21,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 08:06:21,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 08:06:21,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-19 08:06:21,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 08:06:21,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-19 08:06:21,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 08:06:21,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 08:06:21,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 08:06:21,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-19 08:06:21,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-11-19 08:06:21,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 08:06:21,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-11-19 08:06:21,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 08:06:21,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-19 08:06:21,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 08:06:21,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-19 08:06:21,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-19 08:06:21,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 08:06:21,521 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 08:06:21,530 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 08:06:21,532 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 08:06:21,533 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 08:06:21,535 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 08:06:21,536 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 08:06:21,537 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 08:06:21,538 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated [2023-11-19 08:06:21,539 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-11-19 08:06:21,540 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-11-19 08:06:21,540 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-11-19 08:06:21,540 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem12 could not be translated [2023-11-19 08:06:21,541 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite15 could not be translated [2023-11-19 08:06:21,541 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-11-19 08:06:21,541 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem14 could not be translated [2023-11-19 08:06:21,541 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem12 could not be translated [2023-11-19 08:06:21,542 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-19 08:06:21,542 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 08:06:21,542 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 08:06:21,543 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 08:06:21,543 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 08:06:21,543 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 08:06:21,544 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 08:06:21,544 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 08:06:21,544 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 08:06:21,545 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 08:06:21,546 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated [2023-11-19 08:06:21,546 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 08:06:21,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 08:06:21,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 08:06:21,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 08:06:21,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 08:06:21,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 08:06:21,548 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 08:06:21,548 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 08:06:21,548 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 08:06:21,548 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 08:06:21,548 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated [2023-11-19 08:06:21,549 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 08:06:21,549 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated [2023-11-19 08:06:21,549 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 08:06:21,549 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated [2023-11-19 08:06:21,550 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated [2023-11-19 08:06:21,550 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 08:06:21,550 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated [2023-11-19 08:06:21,550 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated [2023-11-19 08:06:21,550 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 08:06:21,550 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 08:06:21,551 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-19 08:06:21,551 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 08:06:21,551 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 08:06:21,551 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 08:06:21,552 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 08:06:21,552 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated [2023-11-19 08:06:21,552 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated [2023-11-19 08:06:21,552 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 08:06:21,552 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 08:06:21,552 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated [2023-11-19 08:06:21,553 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated [2023-11-19 08:06:21,553 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 08:06:21,553 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-19 08:06:21,554 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated [2023-11-19 08:06:21,554 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated [2023-11-19 08:06:21,554 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 08:06:21,554 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 08:06:21,555 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 08:06:21,555 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated [2023-11-19 08:06:21,555 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated [2023-11-19 08:06:21,555 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 08:06:21,555 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 08:06:21,555 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated [2023-11-19 08:06:21,556 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 08:06:21,556 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated [2023-11-19 08:06:21,556 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated [2023-11-19 08:06:21,556 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated [2023-11-19 08:06:21,556 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 08:06:21,556 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 08:06:21,557 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-19 08:06:21,557 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated [2023-11-19 08:06:21,557 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated [2023-11-19 08:06:21,557 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 08:06:21,558 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 08:06:21,558 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated [2023-11-19 08:06:21,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 08:06:21,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-19 08:06:21,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated [2023-11-19 08:06:21,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated [2023-11-19 08:06:21,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short141 could not be translated [2023-11-19 08:06:21,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated [2023-11-19 08:06:21,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated [2023-11-19 08:06:21,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 08:06:21,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 08:06:21,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 08:06:21,564 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated [2023-11-19 08:06:21,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:06:21 BoogieIcfgContainer [2023-11-19 08:06:21,600 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 08:06:21,601 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:06:21,601 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:06:21,601 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:06:21,602 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:15" (3/4) ... [2023-11-19 08:06:21,604 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 08:06:21,606 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:06:21,608 INFO L158 Benchmark]: Toolchain (without parser) took 7821.89ms. Allocated memory is still 201.3MB. Free memory was 155.8MB in the beginning and 72.5MB in the end (delta: 83.3MB). Peak memory consumption was 85.7MB. Max. memory is 16.1GB. [2023-11-19 08:06:21,609 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 100.7MB. Free memory was 68.9MB in the beginning and 68.9MB in the end (delta: 31.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:21,609 INFO L158 Benchmark]: CACSL2BoogieTranslator took 390.54ms. Allocated memory is still 201.3MB. Free memory was 155.8MB in the beginning and 141.8MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 08:06:21,610 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.36ms. Allocated memory is still 201.3MB. Free memory was 141.1MB in the beginning and 137.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 08:06:21,610 INFO L158 Benchmark]: Boogie Preprocessor took 60.10ms. Allocated memory is still 201.3MB. Free memory was 137.6MB in the beginning and 134.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:21,610 INFO L158 Benchmark]: RCFGBuilder took 1012.11ms. Allocated memory is still 201.3MB. Free memory was 134.8MB in the beginning and 102.7MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 08:06:21,611 INFO L158 Benchmark]: TraceAbstraction took 6271.57ms. Allocated memory is still 201.3MB. Free memory was 101.9MB in the beginning and 73.5MB in the end (delta: 28.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:21,611 INFO L158 Benchmark]: Witness Printer took 7.22ms. Allocated memory is still 201.3MB. Free memory was 73.5MB in the beginning and 72.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:21,613 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 100.7MB. Free memory was 68.9MB in the beginning and 68.9MB in the end (delta: 31.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 390.54ms. Allocated memory is still 201.3MB. Free memory was 155.8MB in the beginning and 141.8MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.36ms. Allocated memory is still 201.3MB. Free memory was 141.1MB in the beginning and 137.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.10ms. Allocated memory is still 201.3MB. Free memory was 137.6MB in the beginning and 134.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1012.11ms. Allocated memory is still 201.3MB. Free memory was 134.8MB in the beginning and 102.7MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 6271.57ms. Allocated memory is still 201.3MB. Free memory was 101.9MB in the beginning and 73.5MB in the end (delta: 28.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Witness Printer took 7.22ms. Allocated memory is still 201.3MB. Free memory was 73.5MB in the beginning and 72.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 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~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem9 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~ite15 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 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~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short141 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -1; [L23] signed short int* var_1_1_Pointer = &(var_1_1); [L24] signed short int var_1_4 = 1; [L25] signed short int* var_1_4_Pointer = &(var_1_4); [L26] float var_1_12 = 1.125; [L27] float* var_1_12_Pointer = &(var_1_12); [L28] float var_1_13 = 199.5; [L29] float* var_1_13_Pointer = &(var_1_13); [L30] float var_1_14 = 100000000000000.3; [L31] float* var_1_14_Pointer = &(var_1_14); [L32] unsigned char var_1_15 = 64; [L33] unsigned char* var_1_15_Pointer = &(var_1_15); [L34] unsigned char var_1_16 = 2; [L35] unsigned char* var_1_16_Pointer = &(var_1_16); [L36] unsigned long int var_1_17 = 50; [L37] unsigned long int* var_1_17_Pointer = &(var_1_17); [L38] signed long int var_1_19 = -32; [L39] signed long int* var_1_19_Pointer = &(var_1_19); [L40] float var_1_20 = 8.75; [L41] float* var_1_20_Pointer = &(var_1_20); [L42] unsigned char last_1_var_1_15 = 64; VAL [isInitial=0, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L85] isInitial = 1 [L86] FCALL initially() [L87] COND TRUE 1 [L88] CALL updateLastVariables() [L78] EXPR \read(var_1_15) [L78] last_1_var_1_15 = var_1_15 [L88] RET updateLastVariables() [L89] CALL updateVariables() [L62] var_1_4 = __VERIFIER_nondet_short() [L63] EXPR \read(var_1_4) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L63] CALL assume_abort_if_not(var_1_4 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L63] RET assume_abort_if_not(var_1_4 >= -32767) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L64] EXPR \read(var_1_4) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L64] CALL assume_abort_if_not(var_1_4 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L64] RET assume_abort_if_not(var_1_4 <= 32766) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L65] var_1_13 = __VERIFIER_nondet_float() [L66] EXPR \read(var_1_13) [L66] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F [L66] EXPR \read(var_1_13) [L66] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L66] EXPR (var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L66] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L66] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L67] var_1_14 = __VERIFIER_nondet_float() [L68] EXPR \read(var_1_14) [L68] EXPR var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F [L68] EXPR \read(var_1_14) [L68] EXPR var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L68] EXPR (var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L68] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L68] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L69] var_1_16 = __VERIFIER_nondet_uchar() [L70] EXPR \read(var_1_16) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L70] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L70] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L71] EXPR \read(var_1_16) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L71] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L71] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L72] var_1_19 = __VERIFIER_nondet_long() [L73] EXPR \read(var_1_19) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L73] CALL assume_abort_if_not(var_1_19 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L73] RET assume_abort_if_not(var_1_19 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L74] EXPR \read(var_1_19) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L74] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L74] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L75] EXPR \read(var_1_19) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L75] CALL assume_abort_if_not(var_1_19 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L75] RET assume_abort_if_not(var_1_19 != 0) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L89] RET updateVariables() [L90] CALL step() [L46] EXPR \read(*var_1_13_Pointer) [L46] EXPR \read(*var_1_14_Pointer) [L46] (*(var_1_12_Pointer)) = ((0.85f - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer))) [L47] EXPR \read(*var_1_4_Pointer) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L47] COND FALSE !((- last_1_var_1_15) >= ((*(var_1_4_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) [L50] EXPR \read(*var_1_13_Pointer) [L50] (*(var_1_20_Pointer)) = (*(var_1_13_Pointer)) [L51] EXPR \read(*var_1_20_Pointer) [L51] EXPR \read(*var_1_20_Pointer) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L51] COND TRUE (*(var_1_20_Pointer)) > (*(var_1_20_Pointer)) [L52] EXPR \read(*var_1_15_Pointer) [L52] EXPR \read(*var_1_15_Pointer) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L52] EXPR (((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))) [L52] EXPR \read(*var_1_15_Pointer) [L52] EXPR (((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L52] (*(var_1_1_Pointer)) = (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))) [L56] EXPR \read(*var_1_15_Pointer) [L56] EXPR \read(*var_1_15_Pointer) [L56] EXPR \read(*var_1_1_Pointer) [L56] signed long int stepLocal_0 = (*(var_1_15_Pointer)) + ((*(var_1_15_Pointer)) + (*(var_1_1_Pointer))); [L57] EXPR \read(*var_1_15_Pointer) [L57] EXPR \read(*var_1_1_Pointer) [L57] EXPR \read(*var_1_19_Pointer) VAL [isInitial=1, last_1_var_1_15=64, stepLocal_0=192, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L57] COND FALSE !(stepLocal_0 != ((*(var_1_15_Pointer)) * ((*(var_1_1_Pointer)) / (*(var_1_19_Pointer))))) [L90] RET step() [L91] CALL, EXPR property() [L81] EXPR \read(*var_1_20_Pointer) [L81] EXPR \read(*var_1_20_Pointer) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L81] EXPR ((*(var_1_20_Pointer)) > (*(var_1_20_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : ((*(var_1_1_Pointer)) == ((signed short int) ((((((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) < (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))) ? (((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))))))) [L81] EXPR \read(*var_1_1_Pointer) [L81] EXPR \read(*var_1_15_Pointer) [L81] EXPR \read(*var_1_15_Pointer) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L81] EXPR (((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))) [L81] EXPR \read(*var_1_15_Pointer) [L81] EXPR (((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L81] EXPR ((*(var_1_20_Pointer)) > (*(var_1_20_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : ((*(var_1_1_Pointer)) == ((signed short int) ((((((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) < (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))) ? (((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))))))) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L81] EXPR (((*(var_1_20_Pointer)) > (*(var_1_20_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : ((*(var_1_1_Pointer)) == ((signed short int) ((((((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) < (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))) ? (((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))))))) && ((*(var_1_12_Pointer)) == ((float) ((0.85f - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer))))) [L81] EXPR \read(*var_1_12_Pointer) [L81] EXPR \read(*var_1_13_Pointer) [L81] EXPR \read(*var_1_14_Pointer) [L81] EXPR (((*(var_1_20_Pointer)) > (*(var_1_20_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : ((*(var_1_1_Pointer)) == ((signed short int) ((((((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) < (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))) ? (((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))))))) && ((*(var_1_12_Pointer)) == ((float) ((0.85f - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer))))) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L81] EXPR ((((*(var_1_20_Pointer)) > (*(var_1_20_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : ((*(var_1_1_Pointer)) == ((signed short int) ((((((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) < (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))) ? (((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))))))) && ((*(var_1_12_Pointer)) == ((float) ((0.85f - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer)))))) && (((- last_1_var_1_15) >= ((*(var_1_4_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) ? ((*(var_1_15_Pointer)) == ((unsigned char) (*(var_1_16_Pointer)))) : 1) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L81] EXPR (((((*(var_1_20_Pointer)) > (*(var_1_20_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : ((*(var_1_1_Pointer)) == ((signed short int) ((((((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) < (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))) ? (((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))))))) && ((*(var_1_12_Pointer)) == ((float) ((0.85f - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer)))))) && (((- last_1_var_1_15) >= ((*(var_1_4_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) ? ((*(var_1_15_Pointer)) == ((unsigned char) (*(var_1_16_Pointer)))) : 1)) && ((((*(var_1_15_Pointer)) + ((*(var_1_15_Pointer)) + (*(var_1_1_Pointer)))) != ((*(var_1_15_Pointer)) * ((*(var_1_1_Pointer)) / (*(var_1_19_Pointer))))) ? ((*(var_1_17_Pointer)) == ((unsigned long int) (((((10u) < (((*(var_1_1_Pointer)) + (*(var_1_15_Pointer))))) ? (10u) : (((*(var_1_1_Pointer)) + (*(var_1_15_Pointer)))))) + (*(var_1_15_Pointer))))) : 1) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L81] EXPR ((((((*(var_1_20_Pointer)) > (*(var_1_20_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : ((*(var_1_1_Pointer)) == ((signed short int) ((((((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) < (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))) ? (((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))))))) && ((*(var_1_12_Pointer)) == ((float) ((0.85f - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer)))))) && (((- last_1_var_1_15) >= ((*(var_1_4_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) ? ((*(var_1_15_Pointer)) == ((unsigned char) (*(var_1_16_Pointer)))) : 1)) && ((((*(var_1_15_Pointer)) + ((*(var_1_15_Pointer)) + (*(var_1_1_Pointer)))) != ((*(var_1_15_Pointer)) * ((*(var_1_1_Pointer)) / (*(var_1_19_Pointer))))) ? ((*(var_1_17_Pointer)) == ((unsigned long int) (((((10u) < (((*(var_1_1_Pointer)) + (*(var_1_15_Pointer))))) ? (10u) : (((*(var_1_1_Pointer)) + (*(var_1_15_Pointer)))))) + (*(var_1_15_Pointer))))) : 1)) && ((*(var_1_20_Pointer)) == ((float) (*(var_1_13_Pointer)))) VAL [isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L81-L82] return ((((((*(var_1_20_Pointer)) > (*(var_1_20_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : ((*(var_1_1_Pointer)) == ((signed short int) ((((((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) < (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))) ? (((*(var_1_15_Pointer)) - (((((*(var_1_15_Pointer))) > ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer))))))) : (((*(var_1_15_Pointer)) + (((((*(var_1_15_Pointer))) < ((*(var_1_15_Pointer)))) ? ((*(var_1_15_Pointer))) : ((*(var_1_15_Pointer)))))))))))) && ((*(var_1_12_Pointer)) == ((float) ((0.85f - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer)))))) && (((- last_1_var_1_15) >= ((*(var_1_4_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) ? ((*(var_1_15_Pointer)) == ((unsigned char) (*(var_1_16_Pointer)))) : 1)) && ((((*(var_1_15_Pointer)) + ((*(var_1_15_Pointer)) + (*(var_1_1_Pointer)))) != ((*(var_1_15_Pointer)) * ((*(var_1_1_Pointer)) / (*(var_1_19_Pointer))))) ? ((*(var_1_17_Pointer)) == ((unsigned long int) (((((10u) < (((*(var_1_1_Pointer)) + (*(var_1_15_Pointer))))) ? (10u) : (((*(var_1_1_Pointer)) + (*(var_1_15_Pointer)))))) + (*(var_1_15_Pointer))))) : 1)) && ((*(var_1_20_Pointer)) == ((float) (*(var_1_13_Pointer)))) ; [L91] RET, EXPR property() [L91] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=64, var_1_12={6:0}, var_1_12_Pointer={6:0}, var_1_13={7:0}, var_1_13_Pointer={7:0}, var_1_14={8:0}, var_1_14_Pointer={8:0}, var_1_15={9:0}, var_1_15_Pointer={9:0}, var_1_16={10:0}, var_1_16_Pointer={10:0}, var_1_17={11:0}, var_1_17_Pointer={11:0}, var_1_19={12:0}, var_1_19_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={13:0}, var_1_20_Pointer={13:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 5, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 27 mSDsluCounter, 980 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 480 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 500 mSDtfsCounter, 23 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 353 GetRequests, 348 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=0, InterpolantAutomatonStates: 13, 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, 4 MinimizatonAttempts, 19 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 534 NumberOfCodeBlocks, 534 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 352 ConstructedInterpolants, 0 QuantifiedInterpolants, 358 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1688 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 576/576 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 08:06:21,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 4eafc4bfcba9d31705115bfcf6cea5cccc44f2a222fea4448f4711e0f4e7a043 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:06:24,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:06:24,691 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 08:06:24,709 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:06:24,710 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:06:24,746 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:06:24,747 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:06:24,748 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:06:24,749 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:06:24,750 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:06:24,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:06:24,751 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:06:24,752 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:06:24,753 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:06:24,754 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:06:24,754 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:06:24,755 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:06:24,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:06:24,756 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:06:24,757 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:06:24,757 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:06:24,758 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 08:06:24,759 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 08:06:24,759 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 08:06:24,760 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:06:24,760 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:06:24,761 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:06:24,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:06:24,762 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:06:24,762 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:06:24,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:24,763 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:06:24,764 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:06:24,764 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:06:24,764 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 08:06:24,765 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 08:06:24,765 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:06:24,765 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:06:24,766 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:06:24,766 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:06:24,766 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 08:06:24,767 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:06:24,767 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_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4eafc4bfcba9d31705115bfcf6cea5cccc44f2a222fea4448f4711e0f4e7a043 [2023-11-19 08:06:25,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:06:25,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:06:25,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:06:25,342 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:06:25,342 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:06:25,344 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-26.i [2023-11-19 08:06:29,367 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:06:29,738 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:06:29,739 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-26.i [2023-11-19 08:06:29,756 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/data/8afd168f0/98fddb6eaa4240e2bd27e255ab90389f/FLAGe246d9bd7 [2023-11-19 08:06:29,780 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/data/8afd168f0/98fddb6eaa4240e2bd27e255ab90389f [2023-11-19 08:06:29,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:06:29,794 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:06:29,796 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:29,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:06:29,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:06:29,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:29" (1/1) ... [2023-11-19 08:06:29,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c96952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:29, skipping insertion in model container [2023-11-19 08:06:29,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:29" (1/1) ... [2023-11-19 08:06:29,845 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:06:30,119 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_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-26.i[916,929] [2023-11-19 08:06:30,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:30,270 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:06:30,288 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_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-26.i[916,929] [2023-11-19 08:06:30,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:30,393 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:06:30,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30 WrapperNode [2023-11-19 08:06:30,394 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:30,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:30,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:06:30,398 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:06:30,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30" (1/1) ... [2023-11-19 08:06:30,445 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30" (1/1) ... [2023-11-19 08:06:30,519 INFO L138 Inliner]: procedures = 36, calls = 159, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 436 [2023-11-19 08:06:30,519 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:30,520 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:06:30,520 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:06:30,521 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:06:30,542 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30" (1/1) ... [2023-11-19 08:06:30,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30" (1/1) ... [2023-11-19 08:06:30,564 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30" (1/1) ... [2023-11-19 08:06:30,577 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30" (1/1) ... [2023-11-19 08:06:30,620 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30" (1/1) ... [2023-11-19 08:06:30,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30" (1/1) ... [2023-11-19 08:06:30,640 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30" (1/1) ... [2023-11-19 08:06:30,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30" (1/1) ... [2023-11-19 08:06:30,652 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:06:30,653 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:06:30,653 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:06:30,654 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:06:30,655 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30" (1/1) ... [2023-11-19 08:06:30,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:30,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:30,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:30,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:06:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:06:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 08:06:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 08:06:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 08:06:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 08:06:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 08:06:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 08:06:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 08:06:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 08:06:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 08:06:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:06:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:06:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:06:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:06:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 08:06:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 08:06:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 08:06:31,079 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:06:31,083 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:06:33,101 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:06:33,112 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:06:33,113 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:06:33,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:33 BoogieIcfgContainer [2023-11-19 08:06:33,119 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:06:33,123 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:06:33,123 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:06:33,128 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:06:33,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:06:29" (1/3) ... [2023-11-19 08:06:33,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e2ce21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:33, skipping insertion in model container [2023-11-19 08:06:33,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30" (2/3) ... [2023-11-19 08:06:33,130 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e2ce21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:33, skipping insertion in model container [2023-11-19 08:06:33,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:33" (3/3) ... [2023-11-19 08:06:33,133 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-26.i [2023-11-19 08:06:33,160 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:06:33,161 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:06:33,228 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:06:33,237 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;@75b73527, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:06:33,238 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:06:33,244 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 82 states have internal predecessors, (116), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:33,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 08:06:33,261 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:33,262 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:33,263 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:33,270 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:33,271 INFO L85 PathProgramCache]: Analyzing trace with hash -877936993, now seen corresponding path program 1 times [2023-11-19 08:06:33,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:33,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1223982999] [2023-11-19 08:06:33,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:33,294 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 08:06:33,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:33,301 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:33,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:34,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 08:06:34,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:34,111 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-19 08:06:34,111 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:34,112 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:06:34,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1223982999] [2023-11-19 08:06:34,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1223982999] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:34,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:34,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 08:06:34,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381879718] [2023-11-19 08:06:34,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:34,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 08:06:34,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:06:34,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 08:06:34,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:06:34,198 INFO L87 Difference]: Start difference. First operand has 93 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 82 states have internal predecessors, (116), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-19 08:06:34,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:34,270 INFO L93 Difference]: Finished difference Result 179 states and 271 transitions. [2023-11-19 08:06:34,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 08:06:34,274 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2023-11-19 08:06:34,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:34,288 INFO L225 Difference]: With dead ends: 179 [2023-11-19 08:06:34,288 INFO L226 Difference]: Without dead ends: 89 [2023-11-19 08:06:34,295 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:06:34,301 INFO L413 NwaCegarLoop]: 127 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, 127 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 08:06:34,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:06:34,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-19 08:06:34,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-19 08:06:34,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 78 states have (on average 1.3974358974358974) internal successors, (109), 78 states have internal predecessors, (109), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:34,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 127 transitions. [2023-11-19 08:06:34,402 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 127 transitions. Word has length 89 [2023-11-19 08:06:34,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:34,404 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 127 transitions. [2023-11-19 08:06:34,405 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-19 08:06:34,406 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 127 transitions. [2023-11-19 08:06:34,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 08:06:34,416 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:34,417 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:34,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:34,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:34,630 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:34,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:34,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1465375761, now seen corresponding path program 1 times [2023-11-19 08:06:34,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:34,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1919556078] [2023-11-19 08:06:34,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:34,634 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 08:06:34,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:34,636 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:34,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:35,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:06:35,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:35,323 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2023-11-19 08:06:35,323 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:35,324 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:06:35,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1919556078] [2023-11-19 08:06:35,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1919556078] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:35,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:35,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 08:06:35,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435549747] [2023-11-19 08:06:35,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:35,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 08:06:35,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:06:35,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 08:06:35,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 08:06:35,330 INFO L87 Difference]: Start difference. First operand 89 states and 127 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-19 08:06:35,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:35,732 INFO L93 Difference]: Finished difference Result 181 states and 260 transitions. [2023-11-19 08:06:35,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 08:06:35,744 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2023-11-19 08:06:35,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:35,745 INFO L225 Difference]: With dead ends: 181 [2023-11-19 08:06:35,745 INFO L226 Difference]: Without dead ends: 95 [2023-11-19 08:06:35,747 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 86 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 08:06:35,748 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 10 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:35,749 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 366 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-19 08:06:35,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-19 08:06:35,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 91. [2023-11-19 08:06:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.3875) internal successors, (111), 80 states have internal predecessors, (111), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:35,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 129 transitions. [2023-11-19 08:06:35,763 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 129 transitions. Word has length 89 [2023-11-19 08:06:35,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:35,764 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 129 transitions. [2023-11-19 08:06:35,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-19 08:06:35,764 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2023-11-19 08:06:35,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 08:06:35,769 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:35,769 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:35,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:35,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:35,972 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:35,972 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:35,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1388474963, now seen corresponding path program 1 times [2023-11-19 08:06:35,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:35,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [234801216] [2023-11-19 08:06:35,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:35,975 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 08:06:35,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:35,976 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:35,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:36,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:06:36,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:36,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-19 08:06:36,561 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 08:06:36,561 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:36,561 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:06:36,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [234801216] [2023-11-19 08:06:36,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [234801216] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:36,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:36,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:06:36,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253102278] [2023-11-19 08:06:36,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:36,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:06:36,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:06:36,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:06:36,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:36,566 INFO L87 Difference]: Start difference. First operand 91 states and 129 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:36,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:36,863 INFO L93 Difference]: Finished difference Result 179 states and 255 transitions. [2023-11-19 08:06:36,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:06:36,869 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 89 [2023-11-19 08:06:36,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:36,871 INFO L225 Difference]: With dead ends: 179 [2023-11-19 08:06:36,871 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 08:06:36,872 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:36,874 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 1 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:36,875 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 246 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 08:06:36,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 08:06:36,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-19 08:06:36,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.375) internal successors, (110), 80 states have internal predecessors, (110), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:36,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2023-11-19 08:06:36,886 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 89 [2023-11-19 08:06:36,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:36,887 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2023-11-19 08:06:36,888 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:36,888 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2023-11-19 08:06:36,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 08:06:36,890 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:36,891 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:36,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:37,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:37,103 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:37,103 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:37,104 INFO L85 PathProgramCache]: Analyzing trace with hash 570826513, now seen corresponding path program 1 times [2023-11-19 08:06:37,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:37,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1380052415] [2023-11-19 08:06:37,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:37,106 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 08:06:37,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:37,107 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:37,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:37,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:37,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 08:06:37,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:37,660 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 08:06:37,660 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:37,661 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:06:37,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1380052415] [2023-11-19 08:06:37,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1380052415] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:37,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:37,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 08:06:37,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011202176] [2023-11-19 08:06:37,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:37,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 08:06:37,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:06:37,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 08:06:37,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 08:06:37,665 INFO L87 Difference]: Start difference. First operand 91 states and 128 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:37,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:37,793 INFO L93 Difference]: Finished difference Result 188 states and 265 transitions. [2023-11-19 08:06:37,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 08:06:37,794 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 89 [2023-11-19 08:06:37,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:37,797 INFO L225 Difference]: With dead ends: 188 [2023-11-19 08:06:37,798 INFO L226 Difference]: Without dead ends: 100 [2023-11-19 08:06:37,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:06:37,801 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 10 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:37,801 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 473 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 08:06:37,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2023-11-19 08:06:37,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 95. [2023-11-19 08:06:37,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 84 states have (on average 1.3571428571428572) internal successors, (114), 84 states have internal predecessors, (114), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:37,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 132 transitions. [2023-11-19 08:06:37,816 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 132 transitions. Word has length 89 [2023-11-19 08:06:37,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:37,817 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 132 transitions. [2023-11-19 08:06:37,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:37,818 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 132 transitions. [2023-11-19 08:06:37,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 08:06:37,820 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:37,821 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:37,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:38,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:38,033 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:38,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:38,034 INFO L85 PathProgramCache]: Analyzing trace with hash 572673555, now seen corresponding path program 1 times [2023-11-19 08:06:38,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:38,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1194594190] [2023-11-19 08:06:38,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:38,037 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 08:06:38,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:38,038 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:38,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:38,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 08:06:38,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:38,738 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 08:06:38,797 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2023-11-19 08:06:38,797 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:38,798 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:06:38,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1194594190] [2023-11-19 08:06:38,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1194594190] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:38,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:38,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 08:06:38,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81675672] [2023-11-19 08:06:38,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:38,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 08:06:38,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:06:38,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 08:06:38,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 08:06:38,801 INFO L87 Difference]: Start difference. First operand 95 states and 132 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-19 08:06:40,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:40,229 INFO L93 Difference]: Finished difference Result 191 states and 267 transitions. [2023-11-19 08:06:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 08:06:40,230 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2023-11-19 08:06:40,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:40,232 INFO L225 Difference]: With dead ends: 191 [2023-11-19 08:06:40,232 INFO L226 Difference]: Without dead ends: 99 [2023-11-19 08:06:40,233 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 84 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 08:06:40,234 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 137 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:40,235 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 373 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-19 08:06:40,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-19 08:06:40,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 93. [2023-11-19 08:06:40,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 82 states have (on average 1.353658536585366) internal successors, (111), 82 states have internal predecessors, (111), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:40,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 129 transitions. [2023-11-19 08:06:40,246 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 129 transitions. Word has length 89 [2023-11-19 08:06:40,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:40,246 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 129 transitions. [2023-11-19 08:06:40,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-19 08:06:40,247 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 129 transitions. [2023-11-19 08:06:40,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 08:06:40,249 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:40,249 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:40,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:40,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:40,460 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:40,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:40,460 INFO L85 PathProgramCache]: Analyzing trace with hash 107335243, now seen corresponding path program 1 times [2023-11-19 08:06:40,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:40,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1433467306] [2023-11-19 08:06:40,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:40,462 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 08:06:40,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:40,463 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:40,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:40,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 08:06:40,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:41,142 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 76 treesize of output 40 [2023-11-19 08:06:41,258 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 8 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-19 08:06:41,258 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 08:06:41,599 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 46 treesize of output 22 [2023-11-19 08:06:41,616 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-19 08:06:41,616 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:06:41,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1433467306] [2023-11-19 08:06:41,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1433467306] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 08:06:41,617 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 08:06:41,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2023-11-19 08:06:41,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798861482] [2023-11-19 08:06:41,617 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 08:06:41,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-19 08:06:41,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:06:41,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-19 08:06:41,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-19 08:06:41,620 INFO L87 Difference]: Start difference. First operand 93 states and 129 transitions. Second operand has 12 states, 11 states have (on average 6.454545454545454) internal successors, (71), 12 states have internal predecessors, (71), 4 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2023-11-19 08:06:44,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:44,401 INFO L93 Difference]: Finished difference Result 196 states and 270 transitions. [2023-11-19 08:06:44,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-19 08:06:44,402 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.454545454545454) internal successors, (71), 12 states have internal predecessors, (71), 4 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) Word has length 91 [2023-11-19 08:06:44,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:44,404 INFO L225 Difference]: With dead ends: 196 [2023-11-19 08:06:44,404 INFO L226 Difference]: Without dead ends: 95 [2023-11-19 08:06:44,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462 [2023-11-19 08:06:44,406 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 125 mSDsluCounter, 554 mSDsCounter, 0 mSdLazyCounter, 482 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 659 SdHoareTripleChecker+Invalid, 493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:44,407 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 659 Invalid, 493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 482 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-19 08:06:44,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-19 08:06:44,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2023-11-19 08:06:44,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 82 states have (on average 1.329268292682927) internal successors, (109), 82 states have internal predecessors, (109), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:44,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 127 transitions. [2023-11-19 08:06:44,419 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 127 transitions. Word has length 91 [2023-11-19 08:06:44,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:44,419 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 127 transitions. [2023-11-19 08:06:44,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.454545454545454) internal successors, (71), 12 states have internal predecessors, (71), 4 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2023-11-19 08:06:44,420 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 127 transitions. [2023-11-19 08:06:44,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 08:06:44,422 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:44,422 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:44,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:44,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:44,634 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:44,635 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:44,635 INFO L85 PathProgramCache]: Analyzing trace with hash -779887603, now seen corresponding path program 1 times [2023-11-19 08:06:44,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:44,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [697219312] [2023-11-19 08:06:44,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:44,636 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 08:06:44,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:44,637 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:44,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:45,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:06:45,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:45,232 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 43 treesize of output 19 [2023-11-19 08:06:45,272 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 08:06:45,272 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:45,273 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:06:45,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [697219312] [2023-11-19 08:06:45,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [697219312] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:45,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:45,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:06:45,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4775109] [2023-11-19 08:06:45,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:45,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:06:45,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:06:45,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:06:45,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:45,275 INFO L87 Difference]: Start difference. First operand 93 states and 127 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:45,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:45,819 INFO L93 Difference]: Finished difference Result 181 states and 249 transitions. [2023-11-19 08:06:45,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:06:45,821 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 91 [2023-11-19 08:06:45,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:45,822 INFO L225 Difference]: With dead ends: 181 [2023-11-19 08:06:45,823 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 08:06:45,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:45,825 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:45,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 235 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-19 08:06:45,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 08:06:45,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-19 08:06:45,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.325) internal successors, (106), 80 states have internal predecessors, (106), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:45,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 124 transitions. [2023-11-19 08:06:45,835 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 124 transitions. Word has length 91 [2023-11-19 08:06:45,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:45,836 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 124 transitions. [2023-11-19 08:06:45,837 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:45,837 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 124 transitions. [2023-11-19 08:06:45,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 08:06:45,838 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:45,839 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:45,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:46,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:46,051 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:46,052 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:46,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1993214942, now seen corresponding path program 1 times [2023-11-19 08:06:46,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:46,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [583588582] [2023-11-19 08:06:46,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:46,053 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 08:06:46,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:46,055 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:46,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 (9)] Waiting until timeout for monitored process [2023-11-19 08:06:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:46,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:06:46,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:46,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-19 08:06:46,589 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 08:06:46,589 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:46,590 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:06:46,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [583588582] [2023-11-19 08:06:46,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [583588582] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:46,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:46,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:06:46,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330319677] [2023-11-19 08:06:46,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:46,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:06:46,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:06:46,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:06:46,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:46,594 INFO L87 Difference]: Start difference. First operand 91 states and 124 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:47,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:47,067 INFO L93 Difference]: Finished difference Result 179 states and 245 transitions. [2023-11-19 08:06:47,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:06:47,069 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2023-11-19 08:06:47,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:47,070 INFO L225 Difference]: With dead ends: 179 [2023-11-19 08:06:47,071 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 08:06:47,071 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:47,072 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 12 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:47,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 221 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-19 08:06:47,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 08:06:47,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-19 08:06:47,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.3125) internal successors, (105), 80 states have internal predecessors, (105), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:47,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 123 transitions. [2023-11-19 08:06:47,078 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 123 transitions. Word has length 96 [2023-11-19 08:06:47,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:47,079 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 123 transitions. [2023-11-19 08:06:47,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:47,080 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 123 transitions. [2023-11-19 08:06:47,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 08:06:47,081 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:47,081 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:47,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 (9)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:47,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:47,298 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:47,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:47,298 INFO L85 PathProgramCache]: Analyzing trace with hash 2133763552, now seen corresponding path program 1 times [2023-11-19 08:06:47,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:47,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1689627249] [2023-11-19 08:06:47,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:47,299 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 08:06:47,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:47,300 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:47,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 (10)] Waiting until timeout for monitored process [2023-11-19 08:06:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:47,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:06:47,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:47,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-19 08:06:47,884 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 08:06:47,884 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:47,885 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:06:47,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1689627249] [2023-11-19 08:06:47,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1689627249] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:47,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:47,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:06:47,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350310018] [2023-11-19 08:06:47,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:47,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:06:47,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:06:47,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:06:47,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:47,888 INFO L87 Difference]: Start difference. First operand 91 states and 123 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:48,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:48,434 INFO L93 Difference]: Finished difference Result 179 states and 243 transitions. [2023-11-19 08:06:48,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:06:48,434 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2023-11-19 08:06:48,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:48,436 INFO L225 Difference]: With dead ends: 179 [2023-11-19 08:06:48,436 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 08:06:48,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:48,437 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 9 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:48,438 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 222 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-19 08:06:48,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 08:06:48,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-19 08:06:48,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.3) internal successors, (104), 80 states have internal predecessors, (104), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:48,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 122 transitions. [2023-11-19 08:06:48,446 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 122 transitions. Word has length 96 [2023-11-19 08:06:48,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:48,446 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 122 transitions. [2023-11-19 08:06:48,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:48,447 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 122 transitions. [2023-11-19 08:06:48,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 08:06:48,448 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:48,448 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:48,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 (10)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:48,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:48,660 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:48,660 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:48,660 INFO L85 PathProgramCache]: Analyzing trace with hash 328325218, now seen corresponding path program 1 times [2023-11-19 08:06:48,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:48,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1344162068] [2023-11-19 08:06:48,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:48,661 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 08:06:48,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:48,662 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:48,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 (11)] Waiting until timeout for monitored process [2023-11-19 08:06:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:49,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:06:49,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:49,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-19 08:06:49,211 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 08:06:49,212 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:49,212 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:06:49,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1344162068] [2023-11-19 08:06:49,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1344162068] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:49,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:49,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:06:49,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899904455] [2023-11-19 08:06:49,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:49,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:06:49,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:06:49,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:06:49,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:49,215 INFO L87 Difference]: Start difference. First operand 91 states and 122 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:49,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:49,554 INFO L93 Difference]: Finished difference Result 180 states and 242 transitions. [2023-11-19 08:06:49,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:06:49,557 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2023-11-19 08:06:49,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:49,558 INFO L225 Difference]: With dead ends: 180 [2023-11-19 08:06:49,558 INFO L226 Difference]: Without dead ends: 92 [2023-11-19 08:06:49,559 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:49,559 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 2 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:49,560 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 227 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 08:06:49,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-11-19 08:06:49,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 91. [2023-11-19 08:06:49,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.2875) internal successors, (103), 80 states have internal predecessors, (103), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:49,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 121 transitions. [2023-11-19 08:06:49,567 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 121 transitions. Word has length 96 [2023-11-19 08:06:49,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:49,568 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 121 transitions. [2023-11-19 08:06:49,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:49,568 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 121 transitions. [2023-11-19 08:06:49,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 08:06:49,570 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:49,570 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:49,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 (11)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:49,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:49,781 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:49,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:49,782 INFO L85 PathProgramCache]: Analyzing trace with hash 751027044, now seen corresponding path program 1 times [2023-11-19 08:06:49,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:49,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1585727687] [2023-11-19 08:06:49,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:49,783 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 08:06:49,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:49,784 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:49,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 (12)] Waiting until timeout for monitored process [2023-11-19 08:06:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:50,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:06:50,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:50,294 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 43 treesize of output 19 [2023-11-19 08:06:50,322 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 08:06:50,322 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:50,322 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:06:50,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1585727687] [2023-11-19 08:06:50,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1585727687] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:50,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:50,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:06:50,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655015985] [2023-11-19 08:06:50,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:50,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:06:50,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:06:50,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:06:50,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:50,325 INFO L87 Difference]: Start difference. First operand 91 states and 121 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:50,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:50,347 INFO L93 Difference]: Finished difference Result 177 states and 236 transitions. [2023-11-19 08:06:50,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:06:50,348 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2023-11-19 08:06:50,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:50,349 INFO L225 Difference]: With dead ends: 177 [2023-11-19 08:06:50,350 INFO L226 Difference]: Without dead ends: 89 [2023-11-19 08:06:50,350 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:50,351 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 36 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:50,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 186 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:06:50,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-19 08:06:50,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-19 08:06:50,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 78 states have (on average 1.2692307692307692) internal successors, (99), 78 states have internal predecessors, (99), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:50,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 117 transitions. [2023-11-19 08:06:50,357 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 117 transitions. Word has length 96 [2023-11-19 08:06:50,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:50,358 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 117 transitions. [2023-11-19 08:06:50,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:50,359 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 117 transitions. [2023-11-19 08:06:50,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 08:06:50,360 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:50,360 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:50,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 (12)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:50,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:50,571 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:50,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:50,572 INFO L85 PathProgramCache]: Analyzing trace with hash -79956123, now seen corresponding path program 1 times [2023-11-19 08:06:50,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:50,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [64298445] [2023-11-19 08:06:50,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:50,572 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 08:06:50,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:50,573 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:50,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 (13)] Waiting until timeout for monitored process [2023-11-19 08:06:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:51,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:06:51,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:51,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-19 08:06:51,256 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 08:06:51,256 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:51,257 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:06:51,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [64298445] [2023-11-19 08:06:51,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [64298445] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:51,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:51,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:06:51,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891930103] [2023-11-19 08:06:51,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:51,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:06:51,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:06:51,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:06:51,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:51,260 INFO L87 Difference]: Start difference. First operand 89 states and 117 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:51,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:51,283 INFO L93 Difference]: Finished difference Result 175 states and 231 transitions. [2023-11-19 08:06:51,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:06:51,284 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 101 [2023-11-19 08:06:51,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:51,285 INFO L225 Difference]: With dead ends: 175 [2023-11-19 08:06:51,285 INFO L226 Difference]: Without dead ends: 89 [2023-11-19 08:06:51,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 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 08:06:51,287 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 34 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:51,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 185 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:06:51,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-19 08:06:51,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-19 08:06:51,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 78 states have (on average 1.2564102564102564) internal successors, (98), 78 states have internal predecessors, (98), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:51,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 116 transitions. [2023-11-19 08:06:51,293 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 116 transitions. Word has length 101 [2023-11-19 08:06:51,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:51,294 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 116 transitions. [2023-11-19 08:06:51,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:51,294 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 116 transitions. [2023-11-19 08:06:51,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 08:06:51,296 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:51,296 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:51,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 (13)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:51,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:51,507 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:51,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:51,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1768899865, now seen corresponding path program 1 times [2023-11-19 08:06:51,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:51,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [181144974] [2023-11-19 08:06:51,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:51,509 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 08:06:51,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:51,510 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:51,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 (14)] Waiting until timeout for monitored process [2023-11-19 08:06:52,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:52,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:06:52,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:52,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-19 08:06:52,109 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 08:06:52,109 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:52,109 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:06:52,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [181144974] [2023-11-19 08:06:52,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [181144974] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:52,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:52,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:06:52,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602546474] [2023-11-19 08:06:52,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:52,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:06:52,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:06:52,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:06:52,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:52,112 INFO L87 Difference]: Start difference. First operand 89 states and 116 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:52,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:52,137 INFO L93 Difference]: Finished difference Result 195 states and 256 transitions. [2023-11-19 08:06:52,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:06:52,138 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 101 [2023-11-19 08:06:52,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:52,139 INFO L225 Difference]: With dead ends: 195 [2023-11-19 08:06:52,140 INFO L226 Difference]: Without dead ends: 109 [2023-11-19 08:06:52,140 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 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 08:06:52,141 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 24 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:52,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 215 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:06:52,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-11-19 08:06:52,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 89. [2023-11-19 08:06:52,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 78 states have (on average 1.2435897435897436) internal successors, (97), 78 states have internal predecessors, (97), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 08:06:52,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 115 transitions. [2023-11-19 08:06:52,150 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 115 transitions. Word has length 101 [2023-11-19 08:06:52,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:52,150 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 115 transitions. [2023-11-19 08:06:52,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 08:06:52,151 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 115 transitions. [2023-11-19 08:06:52,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 08:06:52,152 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:52,152 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:06:52,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 (14)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:52,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:52,363 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:52,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:52,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1246203753, now seen corresponding path program 1 times [2023-11-19 08:06:52,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:52,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [312390756] [2023-11-19 08:06:52,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:52,364 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 08:06:52,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:52,367 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 08:06:52,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1489b1-8cf4-4d2c-8cfd-6a0528abc031/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 (15)] Waiting until timeout for monitored process [2023-11-19 08:06:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:53,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-19 08:06:53,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:56,009 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 08:06:56,798 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 08:06:56,863 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 08:06:56,885 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 08:06:57,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 49