./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-26.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 3291167999bb7bd7f68091110884d1151ee296ff17c178c4f709963149d4b67b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:55:40,430 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:55:40,571 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:55:40,580 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:55:40,581 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:55:40,621 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:55:40,621 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:55:40,622 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:55:40,623 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:55:40,628 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:55:40,629 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:55:40,630 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:55:40,630 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:55:40,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:55:40,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:55:40,633 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:55:40,633 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:55:40,633 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:55:40,634 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:55:40,634 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:55:40,635 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:55:40,635 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:55:40,636 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:55:40,636 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:55:40,636 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:55:40,637 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:55:40,638 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:55:40,638 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:55:40,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:55:40,639 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:55:40,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:55:40,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:55:40,641 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:55:40,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:55:40,641 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:55:40,641 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:55:40,642 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:55:40,642 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:55:40,642 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:55:40,642 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_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3291167999bb7bd7f68091110884d1151ee296ff17c178c4f709963149d4b67b [2023-11-19 07:55:41,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:55:41,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:55:41,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:55:41,055 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:55:41,056 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:55:41,057 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-26.i [2023-11-19 07:55:44,316 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:55:44,561 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:55:44,565 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-26.i [2023-11-19 07:55:44,575 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/data/73a8954ca/b1f050dbe84046e0b38839ef2d3f612a/FLAG4b6c7e376 [2023-11-19 07:55:44,588 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/data/73a8954ca/b1f050dbe84046e0b38839ef2d3f612a [2023-11-19 07:55:44,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:55:44,592 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:55:44,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:55:44,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:55:44,603 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:55:44,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:44" (1/1) ... [2023-11-19 07:55:44,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bcc60f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:44, skipping insertion in model container [2023-11-19 07:55:44,605 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:44" (1/1) ... [2023-11-19 07:55:44,645 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:55:44,809 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_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-26.i[917,930] [2023-11-19 07:55:44,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:55:44,976 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:55:44,993 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_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-26.i[917,930] [2023-11-19 07:55:45,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:55:45,055 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:55:45,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:45 WrapperNode [2023-11-19 07:55:45,055 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:55:45,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:55:45,057 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:55:45,057 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:55:45,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:45" (1/1) ... [2023-11-19 07:55:45,088 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:45" (1/1) ... [2023-11-19 07:55:45,155 INFO L138 Inliner]: procedures = 29, calls = 150, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 420 [2023-11-19 07:55:45,155 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:55:45,156 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:55:45,156 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:55:45,156 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:55:45,166 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:45" (1/1) ... [2023-11-19 07:55:45,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:45" (1/1) ... [2023-11-19 07:55:45,174 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:45" (1/1) ... [2023-11-19 07:55:45,174 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:45" (1/1) ... [2023-11-19 07:55:45,200 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:45" (1/1) ... [2023-11-19 07:55:45,212 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:45" (1/1) ... [2023-11-19 07:55:45,216 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:45" (1/1) ... [2023-11-19 07:55:45,219 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:45" (1/1) ... [2023-11-19 07:55:45,226 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:55:45,247 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:55:45,247 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:55:45,247 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:55:45,248 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:45" (1/1) ... [2023-11-19 07:55:45,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:55:45,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:45,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:45,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:55:45,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:55:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:55:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 07:55:45,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 07:55:45,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:55:45,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 07:55:45,342 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:55:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:55:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:55:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:55:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:55:45,514 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:55:45,522 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:55:46,229 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:55:46,238 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:55:46,238 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:55:46,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:46 BoogieIcfgContainer [2023-11-19 07:55:46,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:55:46,246 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:55:46,246 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:55:46,250 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:55:46,250 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:55:44" (1/3) ... [2023-11-19 07:55:46,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b05184f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:55:46, skipping insertion in model container [2023-11-19 07:55:46,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:45" (2/3) ... [2023-11-19 07:55:46,252 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b05184f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:55:46, skipping insertion in model container [2023-11-19 07:55:46,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:46" (3/3) ... [2023-11-19 07:55:46,253 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-26.i [2023-11-19 07:55:46,273 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:55:46,274 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:55:46,327 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:55:46,334 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;@24dc4ef, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:55:46,334 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:55:46,339 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 07:55:46,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 07:55:46,351 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:55:46,352 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 07:55:46,352 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:55:46,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:46,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1902283919, now seen corresponding path program 1 times [2023-11-19 07:55:46,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:55:46,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473400406] [2023-11-19 07:55:46,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:46,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:55:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:46,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:55:46,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473400406] [2023-11-19 07:55:46,610 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:55:46,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1940017617] [2023-11-19 07:55:46,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:46,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:46,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:46,616 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:55:46,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:55:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:46,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:55:46,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:55:46,945 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 07:55:46,945 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:55:46,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1940017617] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:55:46,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:55:46,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:55:46,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31711268] [2023-11-19 07:55:46,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:55:46,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:55:46,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:55:46,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:55:46,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:55:46,988 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 07:55:47,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:55:47,020 INFO L93 Difference]: Finished difference Result 179 states and 271 transitions. [2023-11-19 07:55:47,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:55:47,023 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 07:55:47,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:55:47,032 INFO L225 Difference]: With dead ends: 179 [2023-11-19 07:55:47,032 INFO L226 Difference]: Without dead ends: 89 [2023-11-19 07:55:47,036 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 07:55:47,039 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 07:55:47,041 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 07:55:47,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-19 07:55:47,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-19 07:55:47,083 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 07:55:47,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 127 transitions. [2023-11-19 07:55:47,087 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 127 transitions. Word has length 89 [2023-11-19 07:55:47,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:55:47,088 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 127 transitions. [2023-11-19 07:55:47,088 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 07:55:47,089 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 127 transitions. [2023-11-19 07:55:47,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 07:55:47,094 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:55:47,094 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 07:55:47,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:47,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:55:47,311 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:55:47,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:47,312 INFO L85 PathProgramCache]: Analyzing trace with hash -49370623, now seen corresponding path program 1 times [2023-11-19 07:55:47,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:55:47,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275816512] [2023-11-19 07:55:47,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:47,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:55:47,409 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:55:47,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [243692650] [2023-11-19 07:55:47,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:47,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:47,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:47,412 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:55:47,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:55:47,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:47,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:55:47,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:55:47,672 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 07:55:47,672 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:55:47,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:55:47,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275816512] [2023-11-19 07:55:47,676 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:55:47,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [243692650] [2023-11-19 07:55:47,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [243692650] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:55:47,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:55:47,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:55:47,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338305196] [2023-11-19 07:55:47,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:55:47,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:55:47,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:55:47,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:55:47,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:55:47,682 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 07:55:47,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:55:47,770 INFO L93 Difference]: Finished difference Result 179 states and 256 transitions. [2023-11-19 07:55:47,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:55:47,771 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 07:55:47,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:55:47,775 INFO L225 Difference]: With dead ends: 179 [2023-11-19 07:55:47,776 INFO L226 Difference]: Without dead ends: 93 [2023-11-19 07:55:47,779 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 07:55:47,781 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 07:55:47,782 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 07:55:47,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-11-19 07:55:47,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2023-11-19 07:55:47,806 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 07:55:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 129 transitions. [2023-11-19 07:55:47,810 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 129 transitions. Word has length 89 [2023-11-19 07:55:47,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:55:47,814 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 129 transitions. [2023-11-19 07:55:47,814 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 07:55:47,815 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2023-11-19 07:55:47,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 07:55:47,825 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:55:47,826 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 07:55:47,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:48,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:48,033 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:55:48,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:48,034 INFO L85 PathProgramCache]: Analyzing trace with hash -47523581, now seen corresponding path program 1 times [2023-11-19 07:55:48,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:55:48,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747928598] [2023-11-19 07:55:48,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:48,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:55:48,128 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:55:48,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [702207177] [2023-11-19 07:55:48,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:48,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:48,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:48,135 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:55:48,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:55:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:48,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 07:55:48,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:55:48,433 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 07:55:48,433 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:55:48,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:55:48,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747928598] [2023-11-19 07:55:48,434 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:55:48,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702207177] [2023-11-19 07:55:48,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [702207177] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:55:48,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:55:48,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:55:48,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824563390] [2023-11-19 07:55:48,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:55:48,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:55:48,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:55:48,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:55:48,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:55:48,439 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 07:55:48,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:55:48,596 INFO L93 Difference]: Finished difference Result 179 states and 255 transitions. [2023-11-19 07:55:48,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:55:48,597 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 07:55:48,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:55:48,600 INFO L225 Difference]: With dead ends: 179 [2023-11-19 07:55:48,600 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 07:55:48,601 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 07:55:48,604 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 1 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:55:48,609 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 194 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:55:48,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 07:55:48,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-19 07:55:48,630 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 07:55:48,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2023-11-19 07:55:48,635 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 89 [2023-11-19 07:55:48,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:55:48,636 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2023-11-19 07:55:48,636 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 07:55:48,637 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2023-11-19 07:55:48,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 07:55:48,640 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:55:48,641 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 07:55:48,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:48,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:48,863 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:55:48,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:48,863 INFO L85 PathProgramCache]: Analyzing trace with hash -865172031, now seen corresponding path program 1 times [2023-11-19 07:55:48,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:55:48,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038664322] [2023-11-19 07:55:48,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:48,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:55:48,916 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:55:48,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [782621702] [2023-11-19 07:55:48,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:48,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:48,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:48,925 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:55:48,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:55:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:49,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-19 07:55:49,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:55:49,458 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 23 treesize of output 11 [2023-11-19 07:55:50,011 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 23 treesize of output 11 [2023-11-19 07:55:50,415 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 23 treesize of output 11 [2023-11-19 07:55:50,795 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 23 treesize of output 11 [2023-11-19 07:55:51,261 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 23 treesize of output 11 [2023-11-19 07:55:51,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 07:55:51,756 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 23 treesize of output 11 [2023-11-19 07:55:51,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 07:55:51,824 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 23 treesize of output 11 [2023-11-19 07:55:51,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 41 [2023-11-19 07:55:51,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 07:55:51,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 61 [2023-11-19 07:55:51,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 07:55:51,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 26 [2023-11-19 07:55:52,265 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-19 07:55:52,265 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:55:52,323 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 07:55:52,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:55:52,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038664322] [2023-11-19 07:55:52,324 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:55:52,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782621702] [2023-11-19 07:55:52,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782621702] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-19 07:55:52,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 07:55:52,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-11-19 07:55:52,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638243753] [2023-11-19 07:55:52,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:55:52,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:55:52,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:55:52,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:55:52,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:55:52,330 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 07:55:52,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:55:52,351 INFO L93 Difference]: Finished difference Result 196 states and 277 transitions. [2023-11-19 07:55:52,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:55:52,352 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 07:55:52,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:55:52,355 INFO L225 Difference]: With dead ends: 196 [2023-11-19 07:55:52,355 INFO L226 Difference]: Without dead ends: 108 [2023-11-19 07:55:52,357 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:55:52,359 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 07:55:52,363 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 07:55:52,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2023-11-19 07:55:52,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 91. [2023-11-19 07:55:52,382 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 07:55:52,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 127 transitions. [2023-11-19 07:55:52,385 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 127 transitions. Word has length 89 [2023-11-19 07:55:52,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:55:52,386 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 127 transitions. [2023-11-19 07:55:52,386 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 07:55:52,387 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 127 transitions. [2023-11-19 07:55:52,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 07:55:52,393 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:55:52,394 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 07:55:52,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:52,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:52,595 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:55:52,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:52,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1876289281, now seen corresponding path program 1 times [2023-11-19 07:55:52,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:55:52,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252973427] [2023-11-19 07:55:52,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:52,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:55:52,639 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:55:52,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [777534184] [2023-11-19 07:55:52,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:52,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:52,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:52,641 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:55:52,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 07:55:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:55:52,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:55:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:55:53,192 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:55:53,195 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:55:53,196 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:55:53,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:53,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:53,401 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-19 07:55:53,405 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:55:53,473 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 07:55:53,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 07:55:53,482 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-19 07:55:53,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-19 07:55:53,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 07:55:53,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 07:55:53,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-19 07:55:53,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-19 07:55:53,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 07:55:53,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 07:55:53,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 07:55:53,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-19 07:55:53,515 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 07:55:53,515 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-19 07:55:53,515 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 07:55:53,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 07:55:53,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-11-19 07:55:53,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 07:55:53,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 07:55:53,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-19 07:55:53,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 07:55:53,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-19 07:55:53,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-11-19 07:55:53,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 07:55:53,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-19 07:55:53,520 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-19 07:55:53,521 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 07:55:53,522 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 07:55:53,523 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 07:55:53,524 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 07:55:53,525 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 07:55:53,526 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 07:55:53,526 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 07:55:53,528 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 07:55:53,528 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated [2023-11-19 07:55:53,529 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-11-19 07:55:53,529 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-11-19 07:55:53,530 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-11-19 07:55:53,530 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem12 could not be translated [2023-11-19 07:55:53,530 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem12 could not be translated [2023-11-19 07:55:53,531 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-11-19 07:55:53,531 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite15 could not be translated [2023-11-19 07:55:53,531 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem14 could not be translated [2023-11-19 07:55:53,532 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 07:55:53,532 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 07:55:53,532 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-19 07:55:53,533 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 07:55:53,533 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:55:53,533 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 07:55:53,534 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 07:55:53,534 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 07:55:53,534 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:55:53,534 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:55:53,535 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated [2023-11-19 07:55:53,535 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 07:55:53,535 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:55:53,535 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 07:55:53,535 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 07:55:53,536 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 07:55:53,536 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:55:53,536 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:55:53,537 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 07:55:53,537 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 07:55:53,537 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 07:55:53,537 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:55:53,537 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 07:55:53,537 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated [2023-11-19 07:55:53,538 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated [2023-11-19 07:55:53,538 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-19 07:55:53,538 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 07:55:53,538 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 07:55:53,539 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 07:55:53,539 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated [2023-11-19 07:55:53,539 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated [2023-11-19 07:55:53,539 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 07:55:53,539 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:55:53,540 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:55:53,540 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated [2023-11-19 07:55:53,540 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated [2023-11-19 07:55:53,540 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 07:55:53,540 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:55:53,541 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated [2023-11-19 07:55:53,541 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated [2023-11-19 07:55:53,541 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated [2023-11-19 07:55:53,541 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated [2023-11-19 07:55:53,541 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 07:55:53,541 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated [2023-11-19 07:55:53,542 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated [2023-11-19 07:55:53,542 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 07:55:53,542 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:55:53,542 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 07:55:53,542 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-19 07:55:53,543 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated [2023-11-19 07:55:53,543 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:55:53,543 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 07:55:53,543 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 07:55:53,543 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated [2023-11-19 07:55:53,544 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated [2023-11-19 07:55:53,544 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:55:53,544 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated [2023-11-19 07:55:53,544 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated [2023-11-19 07:55:53,544 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 07:55:53,544 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 07:55:53,545 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated [2023-11-19 07:55:53,545 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-19 07:55:53,545 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated [2023-11-19 07:55:53,545 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 07:55:53,545 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:55:53,546 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated [2023-11-19 07:55:53,546 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 07:55:53,546 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated [2023-11-19 07:55:53,546 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-19 07:55:53,546 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 07:55:53,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short141 could not be translated [2023-11-19 07:55:53,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 07:55:53,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated [2023-11-19 07:55:53,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated [2023-11-19 07:55:53,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated [2023-11-19 07:55:53,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 07:55:53,548 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated [2023-11-19 07:55:53,548 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated [2023-11-19 07:55:53,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:55:53 BoogieIcfgContainer [2023-11-19 07:55:53,567 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:55:53,567 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:55:53,567 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:55:53,568 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:55:53,568 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:46" (3/4) ... [2023-11-19 07:55:53,570 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:55:53,572 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:55:53,572 INFO L158 Benchmark]: Toolchain (without parser) took 8980.16ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 120.4MB in the beginning and 177.3MB in the end (delta: -56.9MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2023-11-19 07:55:53,573 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 121.6MB. Free memory is still 92.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:55:53,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 461.93ms. Allocated memory is still 155.2MB. Free memory was 120.4MB in the beginning and 121.1MB in the end (delta: -711.0kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 07:55:53,573 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.15ms. Allocated memory is still 155.2MB. Free memory was 121.1MB in the beginning and 116.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:55:53,574 INFO L158 Benchmark]: Boogie Preprocessor took 69.62ms. Allocated memory is still 155.2MB. Free memory was 116.9MB in the beginning and 114.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:55:53,574 INFO L158 Benchmark]: RCFGBuilder took 996.49ms. Allocated memory is still 155.2MB. Free memory was 114.0MB in the beginning and 82.6MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 07:55:53,574 INFO L158 Benchmark]: TraceAbstraction took 7321.00ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 82.0MB in the beginning and 178.4MB in the end (delta: -96.3MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. [2023-11-19 07:55:53,578 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 224.4MB. Free memory was 178.4MB in the beginning and 177.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:55:53,580 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 121.6MB. Free memory is still 92.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 461.93ms. Allocated memory is still 155.2MB. Free memory was 120.4MB in the beginning and 121.1MB in the end (delta: -711.0kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.15ms. Allocated memory is still 155.2MB. Free memory was 121.1MB in the beginning and 116.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.62ms. Allocated memory is still 155.2MB. Free memory was 116.9MB in the beginning and 114.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 996.49ms. Allocated memory is still 155.2MB. Free memory was 114.0MB in the beginning and 82.6MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 7321.00ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 82.0MB in the beginning and 178.4MB in the end (delta: -96.3MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 224.4MB. Free memory was 178.4MB in the beginning and 177.3MB 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~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 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~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 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~short67 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~mem65 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~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~mem10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem9 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~mem12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite15 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 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~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 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~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~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 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~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem115 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~mem83 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~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 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~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 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~ite86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite114 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~mem87 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~short138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem115 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~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short141 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem116 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 96, overapproximation of someBinaryArithmeticFLOAToperation at line 61. Possible FailurePath: [L34] unsigned char isInitial = 0; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { -1, 1, 1.125, 199.5, 100000000000000.3, 64, 2, 50, -32, 8.75 }; [L47] signed short int* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L48] signed short int* WrapperStruct00_var_1_4_Pointer = &(WrapperStruct00.var_1_4); [L49] float* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L50] float* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L51] float* WrapperStruct00_var_1_14_Pointer = &(WrapperStruct00.var_1_14); [L52] unsigned char* WrapperStruct00_var_1_15_Pointer = &(WrapperStruct00.var_1_15); [L53] unsigned char* WrapperStruct00_var_1_16_Pointer = &(WrapperStruct00.var_1_16); [L54] unsigned long int* WrapperStruct00_var_1_17_Pointer = &(WrapperStruct00.var_1_17); [L55] signed long int* WrapperStruct00_var_1_19_Pointer = &(WrapperStruct00.var_1_19); [L56] float* WrapperStruct00_var_1_20_Pointer = &(WrapperStruct00.var_1_20); [L57] unsigned char last_1_WrapperStruct00_var_1_15 = 64; VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=0, last_1_WrapperStruct00_var_1_15=64] [L100] isInitial = 1 [L101] FCALL initially() [L102] COND TRUE 1 [L103] CALL updateLastVariables() [L93] EXPR WrapperStruct00.var_1_15 [L93] last_1_WrapperStruct00_var_1_15 = WrapperStruct00.var_1_15 [L103] RET updateLastVariables() [L104] CALL updateVariables() [L77] WrapperStruct00.var_1_4 = __VERIFIER_nondet_short() [L78] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L78] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= -32767) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L78] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= -32767) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L79] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L79] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 32766) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L79] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 32766) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L80] WrapperStruct00.var_1_13 = __VERIFIER_nondet_float() [L81] EXPR WrapperStruct00.var_1_13 [L81] EXPR WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F [L81] EXPR WrapperStruct00.var_1_13 [L81] EXPR WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L81] EXPR (WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L81] CALL assume_abort_if_not((WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L81] RET assume_abort_if_not((WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L82] WrapperStruct00.var_1_14 = __VERIFIER_nondet_float() [L83] EXPR WrapperStruct00.var_1_14 [L83] EXPR WrapperStruct00.var_1_14 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F [L83] EXPR WrapperStruct00.var_1_14 [L83] EXPR WrapperStruct00.var_1_14 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L83] EXPR (WrapperStruct00.var_1_14 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L83] CALL assume_abort_if_not((WrapperStruct00.var_1_14 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L83] RET assume_abort_if_not((WrapperStruct00.var_1_14 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L84] WrapperStruct00.var_1_16 = __VERIFIER_nondet_uchar() [L85] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L85] CALL assume_abort_if_not(WrapperStruct00.var_1_16 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L85] RET assume_abort_if_not(WrapperStruct00.var_1_16 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L86] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L86] CALL assume_abort_if_not(WrapperStruct00.var_1_16 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L86] RET assume_abort_if_not(WrapperStruct00.var_1_16 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L87] WrapperStruct00.var_1_19 = __VERIFIER_nondet_long() [L88] EXPR WrapperStruct00.var_1_19 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L88] CALL assume_abort_if_not(WrapperStruct00.var_1_19 >= -2147483648) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L88] RET assume_abort_if_not(WrapperStruct00.var_1_19 >= -2147483648) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L89] EXPR WrapperStruct00.var_1_19 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L89] CALL assume_abort_if_not(WrapperStruct00.var_1_19 <= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L89] RET assume_abort_if_not(WrapperStruct00.var_1_19 <= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L90] EXPR WrapperStruct00.var_1_19 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L90] CALL assume_abort_if_not(WrapperStruct00.var_1_19 != 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L90] RET assume_abort_if_not(WrapperStruct00.var_1_19 != 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L104] RET updateVariables() [L105] CALL step() [L61] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L61] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L61] (*(WrapperStruct00_var_1_12_Pointer)) = ((0.85f - (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_14_Pointer))) [L62] EXPR \read(*WrapperStruct00_var_1_4_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L62] COND FALSE !((- last_1_WrapperStruct00_var_1_15) >= ((*(WrapperStruct00_var_1_4_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) [L65] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L65] (*(WrapperStruct00_var_1_20_Pointer)) = (*(WrapperStruct00_var_1_13_Pointer)) [L66] EXPR \read(*WrapperStruct00_var_1_20_Pointer) [L66] EXPR \read(*WrapperStruct00_var_1_20_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L66] COND TRUE (*(WrapperStruct00_var_1_20_Pointer)) > (*(WrapperStruct00_var_1_20_Pointer)) [L67] EXPR \read(*WrapperStruct00_var_1_15_Pointer) [L67] EXPR \read(*WrapperStruct00_var_1_15_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L67] EXPR (((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))) [L67] EXPR \read(*WrapperStruct00_var_1_15_Pointer) [L67] EXPR (((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L67] (*(WrapperStruct00_var_1_1_Pointer)) = (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))) [L71] EXPR \read(*WrapperStruct00_var_1_15_Pointer) [L71] EXPR \read(*WrapperStruct00_var_1_15_Pointer) [L71] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L71] signed long int stepLocal_0 = (*(WrapperStruct00_var_1_15_Pointer)) + ((*(WrapperStruct00_var_1_15_Pointer)) + (*(WrapperStruct00_var_1_1_Pointer))); [L72] EXPR \read(*WrapperStruct00_var_1_15_Pointer) [L72] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L72] EXPR \read(*WrapperStruct00_var_1_19_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64, stepLocal_0=192] [L72] COND FALSE !(stepLocal_0 != ((*(WrapperStruct00_var_1_15_Pointer)) * ((*(WrapperStruct00_var_1_1_Pointer)) / (*(WrapperStruct00_var_1_19_Pointer))))) [L105] RET step() [L106] CALL, EXPR property() [L96] EXPR \read(*WrapperStruct00_var_1_20_Pointer) [L96] EXPR \read(*WrapperStruct00_var_1_20_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L96] EXPR ((*(WrapperStruct00_var_1_20_Pointer)) > (*(WrapperStruct00_var_1_20_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((((((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) < (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))) ? (((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))))))) [L96] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L96] EXPR \read(*WrapperStruct00_var_1_15_Pointer) [L96] EXPR \read(*WrapperStruct00_var_1_15_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L96] EXPR (((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))) [L96] EXPR \read(*WrapperStruct00_var_1_15_Pointer) [L96] EXPR (((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L96] EXPR ((*(WrapperStruct00_var_1_20_Pointer)) > (*(WrapperStruct00_var_1_20_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((((((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) < (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))) ? (((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))))))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L96] EXPR (((*(WrapperStruct00_var_1_20_Pointer)) > (*(WrapperStruct00_var_1_20_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((((((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) < (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))) ? (((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))))))) && ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((0.85f - (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_14_Pointer))))) [L96] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L96] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L96] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L96] EXPR (((*(WrapperStruct00_var_1_20_Pointer)) > (*(WrapperStruct00_var_1_20_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((((((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) < (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))) ? (((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))))))) && ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((0.85f - (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_14_Pointer))))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L96] EXPR ((((*(WrapperStruct00_var_1_20_Pointer)) > (*(WrapperStruct00_var_1_20_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((((((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) < (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))) ? (((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))))))) && ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((0.85f - (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_14_Pointer)))))) && (((- last_1_WrapperStruct00_var_1_15) >= ((*(WrapperStruct00_var_1_4_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) ? ((*(WrapperStruct00_var_1_15_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_16_Pointer)))) : 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L96] EXPR (((((*(WrapperStruct00_var_1_20_Pointer)) > (*(WrapperStruct00_var_1_20_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((((((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) < (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))) ? (((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))))))) && ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((0.85f - (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_14_Pointer)))))) && (((- last_1_WrapperStruct00_var_1_15) >= ((*(WrapperStruct00_var_1_4_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) ? ((*(WrapperStruct00_var_1_15_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_16_Pointer)))) : 1)) && ((((*(WrapperStruct00_var_1_15_Pointer)) + ((*(WrapperStruct00_var_1_15_Pointer)) + (*(WrapperStruct00_var_1_1_Pointer)))) != ((*(WrapperStruct00_var_1_15_Pointer)) * ((*(WrapperStruct00_var_1_1_Pointer)) / (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_17_Pointer)) == ((unsigned long int) (((((10u) < (((*(WrapperStruct00_var_1_1_Pointer)) + (*(WrapperStruct00_var_1_15_Pointer))))) ? (10u) : (((*(WrapperStruct00_var_1_1_Pointer)) + (*(WrapperStruct00_var_1_15_Pointer)))))) + (*(WrapperStruct00_var_1_15_Pointer))))) : 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L96] EXPR ((((((*(WrapperStruct00_var_1_20_Pointer)) > (*(WrapperStruct00_var_1_20_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((((((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) < (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))) ? (((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))))))) && ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((0.85f - (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_14_Pointer)))))) && (((- last_1_WrapperStruct00_var_1_15) >= ((*(WrapperStruct00_var_1_4_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) ? ((*(WrapperStruct00_var_1_15_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_16_Pointer)))) : 1)) && ((((*(WrapperStruct00_var_1_15_Pointer)) + ((*(WrapperStruct00_var_1_15_Pointer)) + (*(WrapperStruct00_var_1_1_Pointer)))) != ((*(WrapperStruct00_var_1_15_Pointer)) * ((*(WrapperStruct00_var_1_1_Pointer)) / (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_17_Pointer)) == ((unsigned long int) (((((10u) < (((*(WrapperStruct00_var_1_1_Pointer)) + (*(WrapperStruct00_var_1_15_Pointer))))) ? (10u) : (((*(WrapperStruct00_var_1_1_Pointer)) + (*(WrapperStruct00_var_1_15_Pointer)))))) + (*(WrapperStruct00_var_1_15_Pointer))))) : 1)) && ((*(WrapperStruct00_var_1_20_Pointer)) == ((float) (*(WrapperStruct00_var_1_13_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L96-L97] return ((((((*(WrapperStruct00_var_1_20_Pointer)) > (*(WrapperStruct00_var_1_20_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((((((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) < (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))) ? (((*(WrapperStruct00_var_1_15_Pointer)) - (((((*(WrapperStruct00_var_1_15_Pointer))) > ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer))))))) : (((*(WrapperStruct00_var_1_15_Pointer)) + (((((*(WrapperStruct00_var_1_15_Pointer))) < ((*(WrapperStruct00_var_1_15_Pointer)))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((*(WrapperStruct00_var_1_15_Pointer)))))))))))) && ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((0.85f - (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_14_Pointer)))))) && (((- last_1_WrapperStruct00_var_1_15) >= ((*(WrapperStruct00_var_1_4_Pointer)) / ((((-4) < 0 ) ? -(-4) : (-4))))) ? ((*(WrapperStruct00_var_1_15_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_16_Pointer)))) : 1)) && ((((*(WrapperStruct00_var_1_15_Pointer)) + ((*(WrapperStruct00_var_1_15_Pointer)) + (*(WrapperStruct00_var_1_1_Pointer)))) != ((*(WrapperStruct00_var_1_15_Pointer)) * ((*(WrapperStruct00_var_1_1_Pointer)) / (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_17_Pointer)) == ((unsigned long int) (((((10u) < (((*(WrapperStruct00_var_1_1_Pointer)) + (*(WrapperStruct00_var_1_15_Pointer))))) ? (10u) : (((*(WrapperStruct00_var_1_1_Pointer)) + (*(WrapperStruct00_var_1_15_Pointer)))))) + (*(WrapperStruct00_var_1_15_Pointer))))) : 1)) && ((*(WrapperStruct00_var_1_20_Pointer)) == ((float) (*(WrapperStruct00_var_1_13_Pointer)))) ; [L106] RET, EXPR property() [L106] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_15=64] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_12_Pointer={4:4}, WrapperStruct00_var_1_13_Pointer={4:8}, WrapperStruct00_var_1_14_Pointer={4:12}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_19_Pointer={4:22}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:26}, WrapperStruct00_var_1_4_Pointer={4:2}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_15=64] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 5, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 27 mSDsluCounter, 928 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 429 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 75 IncrementalHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 499 mSDtfsCounter, 75 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 441 GetRequests, 430 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s 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: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 534 NumberOfCodeBlocks, 534 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 440 ConstructedInterpolants, 4 QuantifiedInterpolants, 3126 SizeOfPredicates, 21 NumberOfNonLiveVariables, 1400 ConjunctsInSsa, 57 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 648/720 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 07:55:53,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 3291167999bb7bd7f68091110884d1151ee296ff17c178c4f709963149d4b67b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:55:56,464 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:55:56,550 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:55:56,557 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:55:56,557 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:55:56,587 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:55:56,588 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:55:56,588 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:55:56,589 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:55:56,590 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:55:56,591 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:55:56,592 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:55:56,592 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:55:56,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:55:56,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:55:56,595 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:55:56,595 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:55:56,596 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:55:56,596 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:55:56,597 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:55:56,598 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:55:56,603 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:55:56,603 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:55:56,604 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:55:56,605 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:55:56,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:55:56,605 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:55:56,606 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:55:56,607 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:55:56,607 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:55:56,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:55:56,609 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:55:56,609 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:55:56,610 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:55:56,610 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:55:56,611 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:55:56,611 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:55:56,611 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:55:56,612 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:55:56,613 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:55:56,613 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:55:56,613 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:55:56,614 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_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3291167999bb7bd7f68091110884d1151ee296ff17c178c4f709963149d4b67b [2023-11-19 07:55:57,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:55:57,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:55:57,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:55:57,056 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:55:57,056 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:55:57,058 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-26.i [2023-11-19 07:56:00,184 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:56:00,535 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:56:00,536 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-26.i [2023-11-19 07:56:00,548 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/data/63aec7e23/be9095b60b9147abba4a6067fd0c34c1/FLAGd6a4732a7 [2023-11-19 07:56:00,566 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/data/63aec7e23/be9095b60b9147abba4a6067fd0c34c1 [2023-11-19 07:56:00,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:56:00,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:56:00,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:56:00,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:56:00,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:56:00,585 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:56:00" (1/1) ... [2023-11-19 07:56:00,587 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ecc4f31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:00, skipping insertion in model container [2023-11-19 07:56:00,587 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:56:00" (1/1) ... [2023-11-19 07:56:00,642 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:56:00,856 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_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-26.i[917,930] [2023-11-19 07:56:00,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:56:01,003 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:56:01,018 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_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-26.i[917,930] [2023-11-19 07:56:01,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:56:01,088 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:56:01,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:01 WrapperNode [2023-11-19 07:56:01,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:56:01,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:56:01,093 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:56:01,093 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:56:01,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:01" (1/1) ... [2023-11-19 07:56:01,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:01" (1/1) ... [2023-11-19 07:56:01,194 INFO L138 Inliner]: procedures = 36, calls = 150, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 418 [2023-11-19 07:56:01,198 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:56:01,200 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:56:01,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:56:01,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:56:01,212 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:01" (1/1) ... [2023-11-19 07:56:01,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:01" (1/1) ... [2023-11-19 07:56:01,229 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:01" (1/1) ... [2023-11-19 07:56:01,229 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:01" (1/1) ... [2023-11-19 07:56:01,276 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:01" (1/1) ... [2023-11-19 07:56:01,288 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:01" (1/1) ... [2023-11-19 07:56:01,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:01" (1/1) ... [2023-11-19 07:56:01,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:01" (1/1) ... [2023-11-19 07:56:01,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:56:01,321 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:56:01,322 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:56:01,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:56:01,323 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:01" (1/1) ... [2023-11-19 07:56:01,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:56:01,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:56:01,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:56:01,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:56:01,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:56:01,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 07:56:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 07:56:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:56:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 07:56:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 07:56:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 07:56:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 07:56:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 07:56:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 07:56:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:56:01,421 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:56:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:56:01,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:56:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 07:56:01,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 07:56:01,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 07:56:01,621 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:56:01,623 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:56:03,127 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:56:03,138 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:56:03,139 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:56:03,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:56:03 BoogieIcfgContainer [2023-11-19 07:56:03,145 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:56:03,148 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:56:03,149 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:56:03,152 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:56:03,153 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:56:00" (1/3) ... [2023-11-19 07:56:03,154 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f6064a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:56:03, skipping insertion in model container [2023-11-19 07:56:03,155 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:01" (2/3) ... [2023-11-19 07:56:03,156 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f6064a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:56:03, skipping insertion in model container [2023-11-19 07:56:03,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:56:03" (3/3) ... [2023-11-19 07:56:03,159 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-26.i [2023-11-19 07:56:03,179 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:56:03,180 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:56:03,235 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:56:03,241 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;@2d430317, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:56:03,241 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:56:03,246 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 07:56:03,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 07:56:03,259 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:03,260 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 07:56:03,261 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:03,268 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:03,268 INFO L85 PathProgramCache]: Analyzing trace with hash -877936993, now seen corresponding path program 1 times [2023-11-19 07:56:03,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:03,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [530640827] [2023-11-19 07:56:03,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:03,285 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:03,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:03,289 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:03,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 07:56:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:56:03,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:56:03,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:56:03,930 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 07:56:03,931 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:56:03,932 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:56:03,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [530640827] [2023-11-19 07:56:03,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [530640827] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:56:03,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:56:03,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:56:03,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222148463] [2023-11-19 07:56:03,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:56:03,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:56:03,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:56:03,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:56:03,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:56:03,985 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), 1 states have call successors, (9), 1 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 07:56:04,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:56:04,038 INFO L93 Difference]: Finished difference Result 179 states and 271 transitions. [2023-11-19 07:56:04,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:56:04,040 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), 1 states have call successors, (9), 1 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 1 states have call successors, (9) Word has length 89 [2023-11-19 07:56:04,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:56:04,050 INFO L225 Difference]: With dead ends: 179 [2023-11-19 07:56:04,050 INFO L226 Difference]: Without dead ends: 89 [2023-11-19 07:56:04,055 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 07:56:04,059 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 07:56:04,061 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 07:56:04,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-19 07:56:04,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-19 07:56:04,109 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 07:56:04,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 127 transitions. [2023-11-19 07:56:04,112 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 127 transitions. Word has length 89 [2023-11-19 07:56:04,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:56:04,113 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 127 transitions. [2023-11-19 07:56:04,113 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), 1 states have call successors, (9), 1 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-19 07:56:04,113 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 127 transitions. [2023-11-19 07:56:04,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 07:56:04,118 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:04,118 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 07:56:04,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:04,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:04,328 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:04,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:04,329 INFO L85 PathProgramCache]: Analyzing trace with hash 1465375761, now seen corresponding path program 1 times [2023-11-19 07:56:04,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:04,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [909590528] [2023-11-19 07:56:04,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:04,331 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:04,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:04,332 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:04,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 07:56:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:56:04,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:56:04,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:56:04,815 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 07:56:04,816 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:56:04,816 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:56:04,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [909590528] [2023-11-19 07:56:04,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [909590528] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:56:04,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:56:04,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:56:04,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829235516] [2023-11-19 07:56:04,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:56:04,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:56:04,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:56:04,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:56:04,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:56:04,822 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 07:56:05,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:56:05,219 INFO L93 Difference]: Finished difference Result 181 states and 260 transitions. [2023-11-19 07:56:05,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:56:05,229 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 07:56:05,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:56:05,231 INFO L225 Difference]: With dead ends: 181 [2023-11-19 07:56:05,231 INFO L226 Difference]: Without dead ends: 95 [2023-11-19 07:56:05,232 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 07:56:05,234 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 07:56:05,235 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 07:56:05,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-19 07:56:05,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 91. [2023-11-19 07:56:05,251 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 07:56:05,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 129 transitions. [2023-11-19 07:56:05,255 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 129 transitions. Word has length 89 [2023-11-19 07:56:05,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:56:05,257 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 129 transitions. [2023-11-19 07:56:05,257 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 07:56:05,258 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2023-11-19 07:56:05,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 07:56:05,260 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:05,260 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 07:56:05,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:56:05,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:05,463 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:05,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:05,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1388474963, now seen corresponding path program 1 times [2023-11-19 07:56:05,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:05,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1711264028] [2023-11-19 07:56:05,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:05,466 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:05,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:05,467 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:05,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 07:56:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:56:05,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:56:05,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:56:05,969 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 07:56:06,001 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 07:56:06,001 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:56:06,002 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:56:06,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1711264028] [2023-11-19 07:56:06,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1711264028] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:56:06,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:56:06,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:56:06,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218518421] [2023-11-19 07:56:06,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:56:06,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:56:06,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:56:06,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:56:06,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:56:06,005 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 07:56:06,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:56:06,486 INFO L93 Difference]: Finished difference Result 179 states and 255 transitions. [2023-11-19 07:56:06,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:56:06,489 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 07:56:06,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:56:06,491 INFO L225 Difference]: With dead ends: 179 [2023-11-19 07:56:06,491 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 07:56:06,492 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 07:56:06,493 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 1 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.5s IncrementalHoareTripleChecker+Time [2023-11-19 07:56:06,493 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 246 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-19 07:56:06,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 07:56:06,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-19 07:56:06,503 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 07:56:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2023-11-19 07:56:06,504 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 89 [2023-11-19 07:56:06,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:56:06,505 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2023-11-19 07:56:06,505 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 07:56:06,506 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2023-11-19 07:56:06,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 07:56:06,508 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:06,508 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 07:56:06,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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)] Forceful destruction successful, exit code 0 [2023-11-19 07:56:06,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:06,719 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:06,719 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:06,720 INFO L85 PathProgramCache]: Analyzing trace with hash 570826513, now seen corresponding path program 1 times [2023-11-19 07:56:06,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:06,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1324609985] [2023-11-19 07:56:06,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:06,721 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:06,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:06,723 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:06,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 07:56:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:56:07,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:56:07,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:56:07,249 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 07:56:07,249 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:56:07,249 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:56:07,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1324609985] [2023-11-19 07:56:07,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1324609985] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:56:07,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:56:07,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:56:07,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281748840] [2023-11-19 07:56:07,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:56:07,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:56:07,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:56:07,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:56:07,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:56:07,254 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 07:56:07,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:56:07,354 INFO L93 Difference]: Finished difference Result 188 states and 265 transitions. [2023-11-19 07:56:07,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:56:07,355 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 07:56:07,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:56:07,357 INFO L225 Difference]: With dead ends: 188 [2023-11-19 07:56:07,358 INFO L226 Difference]: Without dead ends: 100 [2023-11-19 07:56:07,359 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:56:07,360 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 10 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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 07:56:07,360 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 07:56:07,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2023-11-19 07:56:07,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 95. [2023-11-19 07:56:07,370 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 07:56:07,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 132 transitions. [2023-11-19 07:56:07,372 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 132 transitions. Word has length 89 [2023-11-19 07:56:07,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:56:07,373 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 132 transitions. [2023-11-19 07:56:07,373 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 07:56:07,373 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 132 transitions. [2023-11-19 07:56:07,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 07:56:07,375 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:07,375 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 07:56:07,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:56:07,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:07,585 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:07,586 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:07,586 INFO L85 PathProgramCache]: Analyzing trace with hash 572673555, now seen corresponding path program 1 times [2023-11-19 07:56:07,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:07,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1241173411] [2023-11-19 07:56:07,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:07,587 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:07,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:07,589 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:07,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 07:56:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:56:08,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:56:08,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:56:08,189 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2023-11-19 07:56:08,243 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 07:56:08,252 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:56:08,252 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:56:08,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1241173411] [2023-11-19 07:56:08,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1241173411] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:56:08,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:56:08,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:56:08,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207532092] [2023-11-19 07:56:08,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:56:08,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:56:08,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:56:08,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:56:08,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:56:08,256 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 07:56:09,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:56:09,902 INFO L93 Difference]: Finished difference Result 191 states and 267 transitions. [2023-11-19 07:56:09,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:56:09,903 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 07:56:09,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:56:09,905 INFO L225 Difference]: With dead ends: 191 [2023-11-19 07:56:09,905 INFO L226 Difference]: Without dead ends: 99 [2023-11-19 07:56:09,905 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-19 07:56:09,907 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 137 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.5s IncrementalHoareTripleChecker+Time [2023-11-19 07:56:09,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 373 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-19 07:56:09,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-19 07:56:09,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 93. [2023-11-19 07:56:09,919 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 07:56:09,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 129 transitions. [2023-11-19 07:56:09,925 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 129 transitions. Word has length 89 [2023-11-19 07:56:09,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:56:09,925 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 129 transitions. [2023-11-19 07:56:09,926 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 07:56:09,926 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 129 transitions. [2023-11-19 07:56:09,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 07:56:09,927 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:09,927 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 07:56:09,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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)] Ended with exit code 0 [2023-11-19 07:56:10,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:10,142 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:10,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:10,143 INFO L85 PathProgramCache]: Analyzing trace with hash 107335243, now seen corresponding path program 1 times [2023-11-19 07:56:10,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:10,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [317028396] [2023-11-19 07:56:10,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:10,144 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:10,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:10,145 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:10,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 07:56:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:56:10,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 07:56:10,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:56:10,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 40 [2023-11-19 07:56:10,891 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 07:56:10,892 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:56:11,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2023-11-19 07:56:11,225 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 07:56:11,229 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:56:11,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [317028396] [2023-11-19 07:56:11,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [317028396] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:56:11,230 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:56:11,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2023-11-19 07:56:11,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709239319] [2023-11-19 07:56:11,231 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:56:11,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-19 07:56:11,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:56:11,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-19 07:56:11,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:56:11,235 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 07:56:13,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:56:13,916 INFO L93 Difference]: Finished difference Result 196 states and 270 transitions. [2023-11-19 07:56:13,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-19 07:56:13,917 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 07:56:13,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:56:13,919 INFO L225 Difference]: With dead ends: 196 [2023-11-19 07:56:13,919 INFO L226 Difference]: Without dead ends: 95 [2023-11-19 07:56:13,920 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 07:56:13,921 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 125 mSDsluCounter, 554 mSDsCounter, 0 mSdLazyCounter, 482 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s 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, 2.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:56:13,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 659 Invalid, 493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 482 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-19 07:56:13,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-19 07:56:13,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2023-11-19 07:56:13,953 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 07:56:13,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 127 transitions. [2023-11-19 07:56:13,956 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 127 transitions. Word has length 91 [2023-11-19 07:56:13,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:56:13,957 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 127 transitions. [2023-11-19 07:56:13,957 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 07:56:13,958 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 127 transitions. [2023-11-19 07:56:13,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 07:56:13,961 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:13,961 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 07:56:13,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:14,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:14,174 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:14,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:14,174 INFO L85 PathProgramCache]: Analyzing trace with hash -779887603, now seen corresponding path program 1 times [2023-11-19 07:56:14,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:14,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1017507914] [2023-11-19 07:56:14,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:14,175 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:14,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:14,177 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:14,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-19 07:56:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:56:14,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:56:14,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:56:14,665 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 07:56:14,695 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 07:56:14,696 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:56:14,696 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:56:14,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1017507914] [2023-11-19 07:56:14,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1017507914] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:56:14,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:56:14,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:56:14,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560726071] [2023-11-19 07:56:14,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:56:14,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:56:14,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:56:14,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:56:14,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:56:14,699 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 07:56:15,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:56:15,029 INFO L93 Difference]: Finished difference Result 181 states and 249 transitions. [2023-11-19 07:56:15,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:56:15,030 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 07:56:15,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:56:15,032 INFO L225 Difference]: With dead ends: 181 [2023-11-19 07:56:15,032 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 07:56:15,033 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 07:56:15,034 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:56:15,035 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 235 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:56:15,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 07:56:15,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-19 07:56:15,042 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 07:56:15,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 124 transitions. [2023-11-19 07:56:15,043 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 124 transitions. Word has length 91 [2023-11-19 07:56:15,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:56:15,044 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 124 transitions. [2023-11-19 07:56:15,044 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 07:56:15,045 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 124 transitions. [2023-11-19 07:56:15,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 07:56:15,046 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:15,046 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 07:56:15,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:15,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:15,258 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:15,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:15,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1993214942, now seen corresponding path program 1 times [2023-11-19 07:56:15,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:15,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [771196996] [2023-11-19 07:56:15,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:15,260 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:15,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:15,261 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:15,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:56:15,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:56:15,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:56:15,778 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 07:56:15,804 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 07:56:15,804 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:56:15,804 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:56:15,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [771196996] [2023-11-19 07:56:15,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [771196996] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:56:15,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:56:15,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:56:15,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064315394] [2023-11-19 07:56:15,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:56:15,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:56:15,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:56:15,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:56:15,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:56:15,808 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 07:56:16,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:56:16,288 INFO L93 Difference]: Finished difference Result 179 states and 245 transitions. [2023-11-19 07:56:16,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:56:16,289 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 07:56:16,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:56:16,290 INFO L225 Difference]: With dead ends: 179 [2023-11-19 07:56:16,290 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 07:56:16,290 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 07:56:16,291 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 07:56:16,291 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 07:56:16,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 07:56:16,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-19 07:56:16,298 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 07:56:16,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 123 transitions. [2023-11-19 07:56:16,299 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 123 transitions. Word has length 96 [2023-11-19 07:56:16,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:56:16,300 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 123 transitions. [2023-11-19 07:56:16,300 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 07:56:16,300 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 123 transitions. [2023-11-19 07:56:16,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 07:56:16,302 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:16,302 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 07:56:16,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:16,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:16,513 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:16,513 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:16,513 INFO L85 PathProgramCache]: Analyzing trace with hash 2133763552, now seen corresponding path program 1 times [2023-11-19 07:56:16,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:16,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [380048178] [2023-11-19 07:56:16,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:16,514 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:16,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:16,515 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:16,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:56:16,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:56:17,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:56:17,027 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 07:56:17,052 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 07:56:17,052 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:56:17,052 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:56:17,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [380048178] [2023-11-19 07:56:17,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [380048178] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:56:17,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:56:17,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:56:17,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058969916] [2023-11-19 07:56:17,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:56:17,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:56:17,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:56:17,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:56:17,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:56:17,055 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 07:56:17,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:56:17,478 INFO L93 Difference]: Finished difference Result 179 states and 243 transitions. [2023-11-19 07:56:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:56:17,479 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 07:56:17,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:56:17,480 INFO L225 Difference]: With dead ends: 179 [2023-11-19 07:56:17,480 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 07:56:17,481 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 07:56:17,482 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 9 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2023-11-19 07:56:17,482 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 222 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-19 07:56:17,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 07:56:17,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-19 07:56:17,488 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 07:56:17,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 122 transitions. [2023-11-19 07:56:17,490 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 122 transitions. Word has length 96 [2023-11-19 07:56:17,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:56:17,490 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 122 transitions. [2023-11-19 07:56:17,490 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 07:56:17,491 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 122 transitions. [2023-11-19 07:56:17,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 07:56:17,492 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:17,492 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 07:56:17,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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)] Ended with exit code 0 [2023-11-19 07:56:17,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:17,699 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:17,699 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:17,699 INFO L85 PathProgramCache]: Analyzing trace with hash 328325218, now seen corresponding path program 1 times [2023-11-19 07:56:17,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:17,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1128824529] [2023-11-19 07:56:17,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:17,700 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:17,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:17,702 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:17,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:56:18,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:56:18,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:56:18,282 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 07:56:18,309 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 07:56:18,310 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:56:18,310 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:56:18,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1128824529] [2023-11-19 07:56:18,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1128824529] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:56:18,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:56:18,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:56:18,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56139236] [2023-11-19 07:56:18,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:56:18,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:56:18,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:56:18,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:56:18,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:56:18,313 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 07:56:18,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:56:18,876 INFO L93 Difference]: Finished difference Result 180 states and 242 transitions. [2023-11-19 07:56:18,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:56:18,877 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 07:56:18,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:56:18,878 INFO L225 Difference]: With dead ends: 180 [2023-11-19 07:56:18,878 INFO L226 Difference]: Without dead ends: 92 [2023-11-19 07:56:18,879 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 07:56:18,880 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 2 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2023-11-19 07:56:18,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 227 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-19 07:56:18,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-11-19 07:56:18,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 91. [2023-11-19 07:56:18,886 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 07:56:18,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 121 transitions. [2023-11-19 07:56:18,888 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 121 transitions. Word has length 96 [2023-11-19 07:56:18,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:56:18,888 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 121 transitions. [2023-11-19 07:56:18,888 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 07:56:18,889 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 121 transitions. [2023-11-19 07:56:18,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 07:56:18,890 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:18,890 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 07:56:18,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:19,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:19,103 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:19,103 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:19,103 INFO L85 PathProgramCache]: Analyzing trace with hash 751027044, now seen corresponding path program 1 times [2023-11-19 07:56:19,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:19,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1010486233] [2023-11-19 07:56:19,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:19,104 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:19,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:19,105 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:19,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:56:19,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:56:19,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:56:19,640 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 07:56:19,665 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 07:56:19,666 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:56:19,666 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:56:19,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1010486233] [2023-11-19 07:56:19,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1010486233] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:56:19,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:56:19,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:56:19,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453707830] [2023-11-19 07:56:19,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:56:19,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:56:19,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:56:19,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:56:19,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:56:19,669 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 07:56:19,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:56:19,690 INFO L93 Difference]: Finished difference Result 177 states and 236 transitions. [2023-11-19 07:56:19,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:56:19,691 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 07:56:19,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:56:19,693 INFO L225 Difference]: With dead ends: 177 [2023-11-19 07:56:19,693 INFO L226 Difference]: Without dead ends: 89 [2023-11-19 07:56:19,693 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 07:56:19,694 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 07:56:19,695 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 07:56:19,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-19 07:56:19,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-19 07:56:19,699 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 07:56:19,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 117 transitions. [2023-11-19 07:56:19,701 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 117 transitions. Word has length 96 [2023-11-19 07:56:19,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:56:19,701 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 117 transitions. [2023-11-19 07:56:19,701 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 07:56:19,702 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 117 transitions. [2023-11-19 07:56:19,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 07:56:19,703 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:19,703 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 07:56:19,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:19,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:19,920 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:19,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:19,920 INFO L85 PathProgramCache]: Analyzing trace with hash -79956123, now seen corresponding path program 1 times [2023-11-19 07:56:19,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:19,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1252792742] [2023-11-19 07:56:19,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:19,921 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:19,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:19,922 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:19,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:56:20,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:56:20,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:56:20,485 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 07:56:20,512 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 07:56:20,512 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:56:20,512 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:56:20,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1252792742] [2023-11-19 07:56:20,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1252792742] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:56:20,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:56:20,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:56:20,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928316291] [2023-11-19 07:56:20,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:56:20,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:56:20,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:56:20,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:56:20,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:56:20,516 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 07:56:20,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:56:20,537 INFO L93 Difference]: Finished difference Result 175 states and 231 transitions. [2023-11-19 07:56:20,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:56:20,538 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 07:56:20,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:56:20,540 INFO L225 Difference]: With dead ends: 175 [2023-11-19 07:56:20,540 INFO L226 Difference]: Without dead ends: 89 [2023-11-19 07:56:20,540 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 07:56:20,541 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 07:56:20,542 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 07:56:20,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-19 07:56:20,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-19 07:56:20,547 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 07:56:20,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 116 transitions. [2023-11-19 07:56:20,548 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 116 transitions. Word has length 101 [2023-11-19 07:56:20,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:56:20,549 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 116 transitions. [2023-11-19 07:56:20,549 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 07:56:20,549 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 116 transitions. [2023-11-19 07:56:20,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 07:56:20,550 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:20,551 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 07:56:20,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:20,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:20,762 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:20,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:20,762 INFO L85 PathProgramCache]: Analyzing trace with hash -1768899865, now seen corresponding path program 1 times [2023-11-19 07:56:20,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:20,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [206578888] [2023-11-19 07:56:20,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:20,763 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:20,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:20,764 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:20,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:21,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:56:21,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:56:21,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:56:21,325 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 07:56:21,365 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 07:56:21,366 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:56:21,366 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:56:21,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [206578888] [2023-11-19 07:56:21,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [206578888] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:56:21,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:56:21,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:56:21,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735298808] [2023-11-19 07:56:21,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:56:21,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:56:21,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:56:21,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:56:21,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:56:21,370 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 07:56:21,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:56:21,399 INFO L93 Difference]: Finished difference Result 195 states and 256 transitions. [2023-11-19 07:56:21,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:56:21,400 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 07:56:21,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:56:21,401 INFO L225 Difference]: With dead ends: 195 [2023-11-19 07:56:21,402 INFO L226 Difference]: Without dead ends: 109 [2023-11-19 07:56:21,402 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 07:56:21,406 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 07:56:21,406 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 07:56:21,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-11-19 07:56:21,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 89. [2023-11-19 07:56:21,413 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 07:56:21,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 115 transitions. [2023-11-19 07:56:21,414 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 115 transitions. Word has length 101 [2023-11-19 07:56:21,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:56:21,415 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 115 transitions. [2023-11-19 07:56:21,415 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 07:56:21,416 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 115 transitions. [2023-11-19 07:56:21,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 07:56:21,417 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:56:21,417 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:56:21,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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 07:56:21,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:21,623 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:56:21,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:56:21,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1246203753, now seen corresponding path program 1 times [2023-11-19 07:56:21,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:56:21,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1848336178] [2023-11-19 07:56:21,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:56:21,624 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:56:21,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:56:21,625 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:56:21,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2a6680f-f46d-4e7e-a5e9-fae53089e97d/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