./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-99.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-99.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 70562da18636cefe71b678cd2257e55ff14c212499b21f4a61292b200a6210e2 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 07:15:46,599 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 07:15:46,667 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-12 07:15:46,671 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 07:15:46,672 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 07:15:46,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 07:15:46,717 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 07:15:46,718 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 07:15:46,718 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 07:15:46,719 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 07:15:46,719 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 07:15:46,719 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 07:15:46,720 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 07:15:46,721 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 07:15:46,725 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 07:15:46,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 07:15:46,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 07:15:46,726 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 07:15:46,727 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 07:15:46,727 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 07:15:46,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 07:15:46,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 07:15:46,731 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 07:15:46,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 07:15:46,732 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 07:15:46,732 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 07:15:46,732 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 07:15:46,732 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 07:15:46,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 07:15:46,733 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 07:15:46,733 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 07:15:46,734 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 07:15:46,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 07:15:46,734 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 07:15:46,734 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 07:15:46,735 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 07:15:46,735 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 07:15:46,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 07:15:46,737 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 07:15:46,737 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 07:15:46,737 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 07:15:46,738 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 07:15:46,738 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70562da18636cefe71b678cd2257e55ff14c212499b21f4a61292b200a6210e2 [2024-11-12 07:15:46,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 07:15:47,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 07:15:47,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 07:15:47,007 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 07:15:47,007 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 07:15:47,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-99.i [2024-11-12 07:15:48,662 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 07:15:48,858 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 07:15:48,861 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-99.i [2024-11-12 07:15:48,874 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4811f4ea0/e31934ce1f894f6b95337094d64eba0d/FLAGfb365a48e [2024-11-12 07:15:48,888 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4811f4ea0/e31934ce1f894f6b95337094d64eba0d [2024-11-12 07:15:48,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 07:15:48,892 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 07:15:48,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 07:15:48,894 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 07:15:48,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 07:15:48,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 07:15:48" (1/1) ... [2024-11-12 07:15:48,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@307c1ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:48, skipping insertion in model container [2024-11-12 07:15:48,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 07:15:48" (1/1) ... [2024-11-12 07:15:48,921 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 07:15:49,050 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-99.i[916,929] [2024-11-12 07:15:49,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 07:15:49,110 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 07:15:49,120 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-99.i[916,929] [2024-11-12 07:15:49,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 07:15:49,196 INFO L204 MainTranslator]: Completed translation [2024-11-12 07:15:49,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49 WrapperNode [2024-11-12 07:15:49,196 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 07:15:49,197 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 07:15:49,197 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 07:15:49,197 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 07:15:49,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49" (1/1) ... [2024-11-12 07:15:49,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49" (1/1) ... [2024-11-12 07:15:49,313 INFO L138 Inliner]: procedures = 29, calls = 187, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 558 [2024-11-12 07:15:49,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 07:15:49,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 07:15:49,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 07:15:49,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 07:15:49,332 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49" (1/1) ... [2024-11-12 07:15:49,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49" (1/1) ... [2024-11-12 07:15:49,339 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49" (1/1) ... [2024-11-12 07:15:49,353 INFO L175 MemorySlicer]: Split 152 memory accesses to 6 slices as follows [2, 6, 71, 48, 11, 14]. 47 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 1, 7, 5, 1, 1]. The 19 writes are split as follows [0, 1, 8, 8, 1, 1]. [2024-11-12 07:15:49,353 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49" (1/1) ... [2024-11-12 07:15:49,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49" (1/1) ... [2024-11-12 07:15:49,368 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49" (1/1) ... [2024-11-12 07:15:49,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49" (1/1) ... [2024-11-12 07:15:49,373 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49" (1/1) ... [2024-11-12 07:15:49,375 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49" (1/1) ... [2024-11-12 07:15:49,379 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 07:15:49,379 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 07:15:49,380 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 07:15:49,380 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 07:15:49,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49" (1/1) ... [2024-11-12 07:15:49,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 07:15:49,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 07:15:49,419 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 07:15:49,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 07:15:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 07:15:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 07:15:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 07:15:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 07:15:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-12 07:15:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-12 07:15:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-12 07:15:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-12 07:15:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-12 07:15:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-12 07:15:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-12 07:15:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-12 07:15:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-12 07:15:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-12 07:15:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-12 07:15:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-12 07:15:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-12 07:15:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-12 07:15:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-12 07:15:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 07:15:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 07:15:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 07:15:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-12 07:15:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-12 07:15:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-12 07:15:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-12 07:15:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-12 07:15:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-12 07:15:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-12 07:15:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-12 07:15:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-12 07:15:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 07:15:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 07:15:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 07:15:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 07:15:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 07:15:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-12 07:15:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-12 07:15:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-12 07:15:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 07:15:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 07:15:49,581 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 07:15:49,583 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 07:15:50,095 INFO L? ?]: Removed 157 outVars from TransFormulas that were not future-live. [2024-11-12 07:15:50,096 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 07:15:50,135 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 07:15:50,135 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 07:15:50,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 07:15:50 BoogieIcfgContainer [2024-11-12 07:15:50,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 07:15:50,142 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 07:15:50,142 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 07:15:50,145 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 07:15:50,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 07:15:48" (1/3) ... [2024-11-12 07:15:50,149 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d2bdfa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 07:15:50, skipping insertion in model container [2024-11-12 07:15:50,149 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:49" (2/3) ... [2024-11-12 07:15:50,150 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d2bdfa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 07:15:50, skipping insertion in model container [2024-11-12 07:15:50,150 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 07:15:50" (3/3) ... [2024-11-12 07:15:50,151 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-99.i [2024-11-12 07:15:50,187 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 07:15:50,188 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 07:15:50,323 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 07:15:50,335 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@8d28755, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 07:15:50,335 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 07:15:50,339 INFO L276 IsEmpty]: Start isEmpty. Operand has 125 states, 103 states have (on average 1.4174757281553398) internal successors, (146), 104 states have internal predecessors, (146), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-12 07:15:50,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-12 07:15:50,354 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:15:50,356 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:15:50,356 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:15:50,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:15:50,366 INFO L85 PathProgramCache]: Analyzing trace with hash -970064899, now seen corresponding path program 1 times [2024-11-12 07:15:50,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 07:15:50,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098140034] [2024-11-12 07:15:50,383 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:15:50,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 07:15:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 07:15:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-12 07:15:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 07:15:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-12 07:15:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 07:15:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 07:15:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 07:15:50,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 07:15:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 07:15:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 07:15:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 07:15:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-12 07:15:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 07:15:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 07:15:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 07:15:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 07:15:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 07:15:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 07:15:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 07:15:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:50,870 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-12 07:15:50,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 07:15:50,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098140034] [2024-11-12 07:15:50,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098140034] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 07:15:50,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 07:15:50,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 07:15:50,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881627620] [2024-11-12 07:15:50,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 07:15:50,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 07:15:50,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 07:15:50,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 07:15:50,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 07:15:50,903 INFO L87 Difference]: Start difference. First operand has 125 states, 103 states have (on average 1.4174757281553398) internal successors, (146), 104 states have internal predecessors, (146), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:15:50,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 07:15:50,937 INFO L93 Difference]: Finished difference Result 243 states and 381 transitions. [2024-11-12 07:15:50,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 07:15:50,989 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 156 [2024-11-12 07:15:50,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 07:15:50,998 INFO L225 Difference]: With dead ends: 243 [2024-11-12 07:15:50,999 INFO L226 Difference]: Without dead ends: 121 [2024-11-12 07:15:51,003 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 07:15:51,007 INFO L435 NwaCegarLoop]: 177 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, 177 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 07:15:51,009 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 07:15:51,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-12 07:15:51,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2024-11-12 07:15:51,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 100 states have (on average 1.39) internal successors, (139), 100 states have internal predecessors, (139), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-12 07:15:51,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 177 transitions. [2024-11-12 07:15:51,056 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 177 transitions. Word has length 156 [2024-11-12 07:15:51,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 07:15:51,058 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 177 transitions. [2024-11-12 07:15:51,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:15:51,058 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 177 transitions. [2024-11-12 07:15:51,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-12 07:15:51,062 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:15:51,062 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:15:51,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 07:15:51,063 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:15:51,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:15:51,065 INFO L85 PathProgramCache]: Analyzing trace with hash -533081257, now seen corresponding path program 1 times [2024-11-12 07:15:51,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 07:15:51,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616659802] [2024-11-12 07:15:51,066 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:15:51,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 07:15:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 07:15:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-12 07:15:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 07:15:51,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-12 07:15:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 07:15:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 07:15:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 07:15:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 07:15:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 07:15:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 07:15:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 07:15:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-12 07:15:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 07:15:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 07:15:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 07:15:51,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 07:15:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 07:15:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 07:15:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 07:15:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:51,499 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-12 07:15:51,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 07:15:51,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616659802] [2024-11-12 07:15:51,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616659802] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 07:15:51,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 07:15:51,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 07:15:51,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727584914] [2024-11-12 07:15:51,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 07:15:51,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 07:15:51,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 07:15:51,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 07:15:51,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 07:15:51,507 INFO L87 Difference]: Start difference. First operand 121 states and 177 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:15:51,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 07:15:51,546 INFO L93 Difference]: Finished difference Result 241 states and 354 transitions. [2024-11-12 07:15:51,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 07:15:51,547 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 156 [2024-11-12 07:15:51,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 07:15:51,548 INFO L225 Difference]: With dead ends: 241 [2024-11-12 07:15:51,548 INFO L226 Difference]: Without dead ends: 123 [2024-11-12 07:15:51,549 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 07:15:51,550 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 0 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 514 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 07:15:51,550 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 514 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 07:15:51,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2024-11-12 07:15:51,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2024-11-12 07:15:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 102 states have (on average 1.3823529411764706) internal successors, (141), 102 states have internal predecessors, (141), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-12 07:15:51,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 179 transitions. [2024-11-12 07:15:51,559 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 179 transitions. Word has length 156 [2024-11-12 07:15:51,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 07:15:51,560 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 179 transitions. [2024-11-12 07:15:51,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:15:51,561 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2024-11-12 07:15:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-12 07:15:51,564 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:15:51,564 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:15:51,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 07:15:51,565 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:15:51,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:15:51,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1254788565, now seen corresponding path program 1 times [2024-11-12 07:15:51,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 07:15:51,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460816853] [2024-11-12 07:15:51,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:15:51,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 07:15:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 07:15:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-12 07:15:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 07:15:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-12 07:15:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 07:15:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 07:15:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 07:15:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 07:15:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 07:15:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 07:15:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 07:15:52,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-12 07:15:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 07:15:52,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 07:15:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 07:15:52,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 07:15:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 07:15:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 07:15:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 07:15:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,231 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-12 07:15:52,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 07:15:52,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460816853] [2024-11-12 07:15:52,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460816853] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 07:15:52,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 07:15:52,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-12 07:15:52,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833333808] [2024-11-12 07:15:52,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 07:15:52,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 07:15:52,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 07:15:52,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 07:15:52,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-12 07:15:52,238 INFO L87 Difference]: Start difference. First operand 123 states and 179 transitions. Second operand has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:15:52,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 07:15:52,485 INFO L93 Difference]: Finished difference Result 350 states and 511 transitions. [2024-11-12 07:15:52,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 07:15:52,486 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 156 [2024-11-12 07:15:52,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 07:15:52,488 INFO L225 Difference]: With dead ends: 350 [2024-11-12 07:15:52,488 INFO L226 Difference]: Without dead ends: 230 [2024-11-12 07:15:52,489 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-12 07:15:52,490 INFO L435 NwaCegarLoop]: 268 mSDtfsCounter, 152 mSDsluCounter, 873 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 1141 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 07:15:52,491 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 1141 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 07:15:52,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-11-12 07:15:52,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 227. [2024-11-12 07:15:52,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 188 states have (on average 1.3829787234042554) internal successors, (260), 189 states have internal predecessors, (260), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-12 07:15:52,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 332 transitions. [2024-11-12 07:15:52,508 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 332 transitions. Word has length 156 [2024-11-12 07:15:52,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 07:15:52,509 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 332 transitions. [2024-11-12 07:15:52,509 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:15:52,509 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 332 transitions. [2024-11-12 07:15:52,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-12 07:15:52,511 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:15:52,511 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:15:52,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 07:15:52,512 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:15:52,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:15:52,512 INFO L85 PathProgramCache]: Analyzing trace with hash -129647908, now seen corresponding path program 1 times [2024-11-12 07:15:52,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 07:15:52,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142957952] [2024-11-12 07:15:52,513 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:15:52,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 07:15:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 07:15:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-12 07:15:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 07:15:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-12 07:15:52,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 07:15:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 07:15:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 07:15:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 07:15:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 07:15:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 07:15:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 07:15:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-12 07:15:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 07:15:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 07:15:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 07:15:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 07:15:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 07:15:52,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 07:15:52,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 07:15:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:15:52,728 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-12 07:15:52,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 07:15:52,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142957952] [2024-11-12 07:15:52,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142957952] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 07:15:52,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 07:15:52,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 07:15:52,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401208200] [2024-11-12 07:15:52,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 07:15:52,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 07:15:52,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 07:15:52,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 07:15:52,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 07:15:52,730 INFO L87 Difference]: Start difference. First operand 227 states and 332 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-12 07:15:52,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 07:15:52,756 INFO L93 Difference]: Finished difference Result 457 states and 669 transitions. [2024-11-12 07:15:52,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 07:15:52,756 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 156 [2024-11-12 07:15:52,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 07:15:52,759 INFO L225 Difference]: With dead ends: 457 [2024-11-12 07:15:52,759 INFO L226 Difference]: Without dead ends: 233 [2024-11-12 07:15:52,760 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 07:15:52,761 INFO L435 NwaCegarLoop]: 174 mSDtfsCounter, 0 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 681 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 07:15:52,761 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 681 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 07:15:52,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2024-11-12 07:15:52,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2024-11-12 07:15:52,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 194 states have (on average 1.3711340206185567) internal successors, (266), 195 states have internal predecessors, (266), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-12 07:15:52,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 338 transitions. [2024-11-12 07:15:52,773 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 338 transitions. Word has length 156 [2024-11-12 07:15:52,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 07:15:52,773 INFO L471 AbstractCegarLoop]: Abstraction has 233 states and 338 transitions. [2024-11-12 07:15:52,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-12 07:15:52,774 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 338 transitions. [2024-11-12 07:15:52,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-12 07:15:52,775 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:15:52,775 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:15:52,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 07:15:52,775 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:15:52,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:15:52,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1029935421, now seen corresponding path program 1 times [2024-11-12 07:15:52,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 07:15:52,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725091780] [2024-11-12 07:15:52,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:15:52,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 07:15:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 07:15:52,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1974406786] [2024-11-12 07:15:52,873 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:15:52,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 07:15:52,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 07:15:52,879 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 07:15:52,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 07:15:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 07:15:53,146 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 07:15:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 07:15:53,457 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 07:15:53,457 INFO L339 BasicCegarLoop]: Counterexample is feasible [2024-11-12 07:15:53,458 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-12 07:15:53,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-12 07:15:53,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 07:15:53,664 INFO L421 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-12 07:15:53,763 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-12 07:15:53,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 07:15:53 BoogieIcfgContainer [2024-11-12 07:15:53,767 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-12 07:15:53,768 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-12 07:15:53,768 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-12 07:15:53,768 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-12 07:15:53,768 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 07:15:50" (3/4) ... [2024-11-12 07:15:53,770 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-12 07:15:53,771 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-12 07:15:53,773 INFO L158 Benchmark]: Toolchain (without parser) took 4879.33ms. Allocated memory was 172.0MB in the beginning and 272.6MB in the end (delta: 100.7MB). Free memory was 103.0MB in the beginning and 107.5MB in the end (delta: -4.5MB). Peak memory consumption was 99.1MB. Max. memory is 16.1GB. [2024-11-12 07:15:53,773 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 172.0MB. Free memory was 130.6MB in the beginning and 130.5MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 07:15:53,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.75ms. Allocated memory is still 172.0MB. Free memory was 102.7MB in the beginning and 142.2MB in the end (delta: -39.5MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-11-12 07:15:53,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.15ms. Allocated memory is still 172.0MB. Free memory was 142.2MB in the beginning and 138.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-12 07:15:53,774 INFO L158 Benchmark]: Boogie Preprocessor took 64.97ms. Allocated memory is still 172.0MB. Free memory was 138.0MB in the beginning and 133.0MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-12 07:15:53,774 INFO L158 Benchmark]: RCFGBuilder took 757.24ms. Allocated memory is still 172.0MB. Free memory was 133.0MB in the beginning and 94.6MB in the end (delta: 38.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-12 07:15:53,774 INFO L158 Benchmark]: TraceAbstraction took 3625.21ms. Allocated memory was 172.0MB in the beginning and 272.6MB in the end (delta: 100.7MB). Free memory was 94.0MB in the beginning and 107.5MB in the end (delta: -13.5MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. [2024-11-12 07:15:53,774 INFO L158 Benchmark]: Witness Printer took 3.56ms. Allocated memory is still 272.6MB. Free memory is still 107.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 07:15:53,778 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 172.0MB. Free memory was 130.6MB in the beginning and 130.5MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.75ms. Allocated memory is still 172.0MB. Free memory was 102.7MB in the beginning and 142.2MB in the end (delta: -39.5MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.15ms. Allocated memory is still 172.0MB. Free memory was 142.2MB in the beginning and 138.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.97ms. Allocated memory is still 172.0MB. Free memory was 138.0MB in the beginning and 133.0MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 757.24ms. Allocated memory is still 172.0MB. Free memory was 133.0MB in the beginning and 94.6MB in the end (delta: 38.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 3625.21ms. Allocated memory was 172.0MB in the beginning and 272.6MB in the end (delta: 100.7MB). Free memory was 94.0MB in the beginning and 107.5MB in the end (delta: -13.5MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. * Witness Printer took 3.56ms. Allocated memory is still 272.6MB. Free memory is still 107.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 100, overapproximation of someBinaryArithmeticFLOAToperation at line 42. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 1 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 1 }; [L25-L27] float float_Array_0[7] = { 4.8, 127.25, 0.4, 99999999999.5, 500.5, 1000000000000000.6, 255.5 }; [L25-L27] float float_Array_0[7] = { 4.8, 127.25, 0.4, 99999999999.5, 500.5, 1000000000000000.6, 255.5 }; [L25-L27] float float_Array_0[7] = { 4.8, 127.25, 0.4, 99999999999.5, 500.5, 1000000000000000.6, 255.5 }; [L25-L27] float float_Array_0[7] = { 4.8, 127.25, 0.4, 99999999999.5, 500.5, 1000000000000000.6, 255.5 }; [L25-L27] float float_Array_0[7] = { 4.8, 127.25, 0.4, 99999999999.5, 500.5, 1000000000000000.6, 255.5 }; [L25-L27] float float_Array_0[7] = { 4.8, 127.25, 0.4, 99999999999.5, 500.5, 1000000000000000.6, 255.5 }; [L25-L27] float float_Array_0[7] = { 4.8, 127.25, 0.4, 99999999999.5, 500.5, 1000000000000000.6, 255.5 }; [L25-L27] float float_Array_0[7] = { 4.8, 127.25, 0.4, 99999999999.5, 500.5, 1000000000000000.6, 255.5 }; [L28-L30] signed long int signed_long_int_Array_0[5] = { 256, 25, 0, -50, -5 }; [L28-L30] signed long int signed_long_int_Array_0[5] = { 256, 25, 0, -50, -5 }; [L28-L30] signed long int signed_long_int_Array_0[5] = { 256, 25, 0, -50, -5 }; [L28-L30] signed long int signed_long_int_Array_0[5] = { 256, 25, 0, -50, -5 }; [L28-L30] signed long int signed_long_int_Array_0[5] = { 256, 25, 0, -50, -5 }; [L28-L30] signed long int signed_long_int_Array_0[5] = { 256, 25, 0, -50, -5 }; [L31-L33] signed short int signed_short_int_Array_0[1] = { 2 }; [L31-L33] signed short int signed_short_int_Array_0[1] = { 2 }; [L34-L36] unsigned char unsigned_char_Array_0[1] = { 16 }; [L34-L36] unsigned char unsigned_char_Array_0[1] = { 16 }; VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=0, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L104] isInitial = 1 [L105] FCALL initially() [L106] COND TRUE 1 [L107] FCALL updateLastVariables() [L108] CALL updateVariables() [L65] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L66] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L66] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L66] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L67] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L67] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L67] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L68] float_Array_0[0] = __VERIFIER_nondet_float() [L69] EXPR float_Array_0[0] [L69] EXPR float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L69] EXPR float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F [L69] EXPR float_Array_0[0] [L69] EXPR float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L69] EXPR (float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L69] EXPR (float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L69] CALL assume_abort_if_not((float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L69] RET assume_abort_if_not((float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L70] float_Array_0[1] = __VERIFIER_nondet_float() [L71] EXPR float_Array_0[1] [L71] EXPR float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L71] EXPR float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F [L71] EXPR float_Array_0[1] [L71] EXPR float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L71] EXPR (float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 4611686.018427382800e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L71] EXPR (float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 4611686.018427382800e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L71] CALL assume_abort_if_not((float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 4611686.018427382800e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L71] RET assume_abort_if_not((float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 4611686.018427382800e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L72] float_Array_0[2] = __VERIFIER_nondet_float() [L73] EXPR float_Array_0[2] [L73] EXPR float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L73] EXPR float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F [L73] EXPR float_Array_0[2] [L73] EXPR float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L73] EXPR (float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L73] EXPR (float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L73] CALL assume_abort_if_not((float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L73] RET assume_abort_if_not((float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L74] float_Array_0[3] = __VERIFIER_nondet_float() [L75] EXPR float_Array_0[3] [L75] EXPR float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L75] EXPR float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F [L75] EXPR float_Array_0[3] [L75] EXPR float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L75] EXPR (float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854765600e+12F && float_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L75] EXPR (float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854765600e+12F && float_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L75] CALL assume_abort_if_not((float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854765600e+12F && float_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L75] RET assume_abort_if_not((float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854765600e+12F && float_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L76] float_Array_0[4] = __VERIFIER_nondet_float() [L77] EXPR float_Array_0[4] [L77] EXPR float_Array_0[4] >= 0.0F && float_Array_0[4] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L77] EXPR float_Array_0[4] >= 0.0F && float_Array_0[4] <= -1.0e-20F [L77] EXPR float_Array_0[4] [L77] EXPR float_Array_0[4] >= 0.0F && float_Array_0[4] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L77] EXPR (float_Array_0[4] >= 0.0F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 9223372.036854765600e+12F && float_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L77] EXPR (float_Array_0[4] >= 0.0F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 9223372.036854765600e+12F && float_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L77] CALL assume_abort_if_not((float_Array_0[4] >= 0.0F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 9223372.036854765600e+12F && float_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L77] RET assume_abort_if_not((float_Array_0[4] >= 0.0F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 9223372.036854765600e+12F && float_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L78] float_Array_0[5] = __VERIFIER_nondet_float() [L79] EXPR float_Array_0[5] [L79] EXPR float_Array_0[5] >= 0.0F && float_Array_0[5] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L79] EXPR float_Array_0[5] >= 0.0F && float_Array_0[5] <= -1.0e-20F [L79] EXPR float_Array_0[5] [L79] EXPR float_Array_0[5] >= 0.0F && float_Array_0[5] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L79] EXPR (float_Array_0[5] >= 0.0F && float_Array_0[5] <= -1.0e-20F) || (float_Array_0[5] <= 9223372.036854765600e+12F && float_Array_0[5] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L79] EXPR (float_Array_0[5] >= 0.0F && float_Array_0[5] <= -1.0e-20F) || (float_Array_0[5] <= 9223372.036854765600e+12F && float_Array_0[5] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L79] CALL assume_abort_if_not((float_Array_0[5] >= 0.0F && float_Array_0[5] <= -1.0e-20F) || (float_Array_0[5] <= 9223372.036854765600e+12F && float_Array_0[5] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L79] RET assume_abort_if_not((float_Array_0[5] >= 0.0F && float_Array_0[5] <= -1.0e-20F) || (float_Array_0[5] <= 9223372.036854765600e+12F && float_Array_0[5] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L80] signed_long_int_Array_0[0] = __VERIFIER_nondet_long() [L81] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L81] CALL assume_abort_if_not(signed_long_int_Array_0[0] >= -1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L81] RET assume_abort_if_not(signed_long_int_Array_0[0] >= -1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L82] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L82] CALL assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483646) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L82] RET assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483646) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L83] signed_long_int_Array_0[1] = __VERIFIER_nondet_long() [L84] EXPR signed_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L84] CALL assume_abort_if_not(signed_long_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L84] RET assume_abort_if_not(signed_long_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L85] EXPR signed_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L85] CALL assume_abort_if_not(signed_long_int_Array_0[1] <= 2147483646) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L85] RET assume_abort_if_not(signed_long_int_Array_0[1] <= 2147483646) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L86] signed_long_int_Array_0[3] = __VERIFIER_nondet_long() [L87] EXPR signed_long_int_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L87] CALL assume_abort_if_not(signed_long_int_Array_0[3] >= -1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L87] RET assume_abort_if_not(signed_long_int_Array_0[3] >= -1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L88] EXPR signed_long_int_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L88] CALL assume_abort_if_not(signed_long_int_Array_0[3] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L88] RET assume_abort_if_not(signed_long_int_Array_0[3] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L89] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L90] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L90] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= -32768) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L90] RET assume_abort_if_not(signed_short_int_Array_0[0] >= -32768) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L91] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L91] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L91] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L92] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L92] CALL assume_abort_if_not(signed_short_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L92] RET assume_abort_if_not(signed_short_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L93] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L94] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L94] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L94] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L95] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L95] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L95] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L108] RET updateVariables() [L109] CALL step() [L40] signed long int stepLocal_0 = (((8) < 0 ) ? -(8) : (8)); [L41] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L41] COND TRUE (((((200) < (128)) ? (200) : (128))) - unsigned_char_Array_0[0]) > stepLocal_0 [L42] EXPR float_Array_0[5] [L42] EXPR float_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L42] EXPR ((float_Array_0[5]) < (float_Array_0[4])) ? (float_Array_0[5]) : (float_Array_0[4]) [L42] EXPR float_Array_0[5] [L42] EXPR ((float_Array_0[5]) < (float_Array_0[4])) ? (float_Array_0[5]) : (float_Array_0[4]) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L42] EXPR float_Array_0[3] [L42] float_Array_0[6] = (((((float_Array_0[5]) < (float_Array_0[4])) ? (float_Array_0[5]) : (float_Array_0[4]))) - float_Array_0[3]) [L48] EXPR float_Array_0[4] [L48] EXPR float_Array_0[3] [L48] EXPR float_Array_0[6] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L48] COND FALSE !((float_Array_0[4] + float_Array_0[3]) == float_Array_0[6]) [L51] EXPR signed_long_int_Array_0[1] [L51] signed_long_int_Array_0[2] = signed_long_int_Array_0[1] [L53] EXPR signed_long_int_Array_0[0] [L53] EXPR signed_short_int_Array_0[0] [L53] signed long int stepLocal_1 = signed_long_int_Array_0[0] % signed_short_int_Array_0[0]; [L54] EXPR float_Array_0[0] [L54] EXPR float_Array_0[5] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L54] COND TRUE float_Array_0[0] == float_Array_0[5] [L55] EXPR signed_long_int_Array_0[1] [L55] signed_long_int_Array_0[4] = signed_long_int_Array_0[1] [L109] RET step() [L110] CALL, EXPR property() [L100] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L100] EXPR ((((((200) < (128)) ? (200) : (128))) - unsigned_char_Array_0[0]) > ((((8) < 0 ) ? -(8) : (8)))) ? (float_Array_0[6] == ((float) (((((float_Array_0[5]) < (float_Array_0[4])) ? (float_Array_0[5]) : (float_Array_0[4]))) - float_Array_0[3]))) : (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[6] == ((float) (((((float_Array_0[1]) < (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))) + float_Array_0[2]))) : 1) [L100] EXPR float_Array_0[6] [L100] EXPR float_Array_0[5] [L100] EXPR float_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L100] EXPR ((float_Array_0[5]) < (float_Array_0[4])) ? (float_Array_0[5]) : (float_Array_0[4]) [L100] EXPR float_Array_0[5] [L100] EXPR ((float_Array_0[5]) < (float_Array_0[4])) ? (float_Array_0[5]) : (float_Array_0[4]) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L100] EXPR float_Array_0[3] [L100] EXPR ((((((200) < (128)) ? (200) : (128))) - unsigned_char_Array_0[0]) > ((((8) < 0 ) ? -(8) : (8)))) ? (float_Array_0[6] == ((float) (((((float_Array_0[5]) < (float_Array_0[4])) ? (float_Array_0[5]) : (float_Array_0[4]))) - float_Array_0[3]))) : (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[6] == ((float) (((((float_Array_0[1]) < (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))) + float_Array_0[2]))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L100] EXPR (((((((200) < (128)) ? (200) : (128))) - unsigned_char_Array_0[0]) > ((((8) < 0 ) ? -(8) : (8)))) ? (float_Array_0[6] == ((float) (((((float_Array_0[5]) < (float_Array_0[4])) ? (float_Array_0[5]) : (float_Array_0[4]))) - float_Array_0[3]))) : (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[6] == ((float) (((((float_Array_0[1]) < (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))) + float_Array_0[2]))) : 1)) && (((float_Array_0[4] + float_Array_0[3]) == float_Array_0[6]) ? (signed_long_int_Array_0[2] == ((signed long int) (((((unsigned_char_Array_0[0]) < (signed_long_int_Array_0[0])) ? (unsigned_char_Array_0[0]) : (signed_long_int_Array_0[0]))) - signed_long_int_Array_0[1]))) : (signed_long_int_Array_0[2] == ((signed long int) signed_long_int_Array_0[1]))) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L100] EXPR (((((((200) < (128)) ? (200) : (128))) - unsigned_char_Array_0[0]) > ((((8) < 0 ) ? -(8) : (8)))) ? (float_Array_0[6] == ((float) (((((float_Array_0[5]) < (float_Array_0[4])) ? (float_Array_0[5]) : (float_Array_0[4]))) - float_Array_0[3]))) : (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[6] == ((float) (((((float_Array_0[1]) < (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))) + float_Array_0[2]))) : 1)) && (((float_Array_0[4] + float_Array_0[3]) == float_Array_0[6]) ? (signed_long_int_Array_0[2] == ((signed long int) (((((unsigned_char_Array_0[0]) < (signed_long_int_Array_0[0])) ? (unsigned_char_Array_0[0]) : (signed_long_int_Array_0[0]))) - signed_long_int_Array_0[1]))) : (signed_long_int_Array_0[2] == ((signed long int) signed_long_int_Array_0[1]))) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L100] EXPR ((((((((200) < (128)) ? (200) : (128))) - unsigned_char_Array_0[0]) > ((((8) < 0 ) ? -(8) : (8)))) ? (float_Array_0[6] == ((float) (((((float_Array_0[5]) < (float_Array_0[4])) ? (float_Array_0[5]) : (float_Array_0[4]))) - float_Array_0[3]))) : (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[6] == ((float) (((((float_Array_0[1]) < (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))) + float_Array_0[2]))) : 1)) && (((float_Array_0[4] + float_Array_0[3]) == float_Array_0[6]) ? (signed_long_int_Array_0[2] == ((signed long int) (((((unsigned_char_Array_0[0]) < (signed_long_int_Array_0[0])) ? (unsigned_char_Array_0[0]) : (signed_long_int_Array_0[0]))) - signed_long_int_Array_0[1]))) : (signed_long_int_Array_0[2] == ((signed long int) signed_long_int_Array_0[1])))) && ((float_Array_0[0] == float_Array_0[5]) ? (signed_long_int_Array_0[4] == ((signed long int) signed_long_int_Array_0[1])) : (((signed_long_int_Array_0[0] % signed_short_int_Array_0[0]) != signed_long_int_Array_0[1]) ? (signed_long_int_Array_0[4] == ((signed long int) ((((((signed_short_int_Array_0[0] + unsigned_char_Array_0[0]) + signed_long_int_Array_0[3])) > (signed_long_int_Array_0[1])) ? (((signed_short_int_Array_0[0] + unsigned_char_Array_0[0]) + signed_long_int_Array_0[3])) : (signed_long_int_Array_0[1]))))) : (signed_long_int_Array_0[4] == ((signed long int) signed_long_int_Array_0[3])))) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L100] EXPR ((((((((200) < (128)) ? (200) : (128))) - unsigned_char_Array_0[0]) > ((((8) < 0 ) ? -(8) : (8)))) ? (float_Array_0[6] == ((float) (((((float_Array_0[5]) < (float_Array_0[4])) ? (float_Array_0[5]) : (float_Array_0[4]))) - float_Array_0[3]))) : (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[6] == ((float) (((((float_Array_0[1]) < (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))) + float_Array_0[2]))) : 1)) && (((float_Array_0[4] + float_Array_0[3]) == float_Array_0[6]) ? (signed_long_int_Array_0[2] == ((signed long int) (((((unsigned_char_Array_0[0]) < (signed_long_int_Array_0[0])) ? (unsigned_char_Array_0[0]) : (signed_long_int_Array_0[0]))) - signed_long_int_Array_0[1]))) : (signed_long_int_Array_0[2] == ((signed long int) signed_long_int_Array_0[1])))) && ((float_Array_0[0] == float_Array_0[5]) ? (signed_long_int_Array_0[4] == ((signed long int) signed_long_int_Array_0[1])) : (((signed_long_int_Array_0[0] % signed_short_int_Array_0[0]) != signed_long_int_Array_0[1]) ? (signed_long_int_Array_0[4] == ((signed long int) ((((((signed_short_int_Array_0[0] + unsigned_char_Array_0[0]) + signed_long_int_Array_0[3])) > (signed_long_int_Array_0[1])) ? (((signed_short_int_Array_0[0] + unsigned_char_Array_0[0]) + signed_long_int_Array_0[3])) : (signed_long_int_Array_0[1]))))) : (signed_long_int_Array_0[4] == ((signed long int) signed_long_int_Array_0[3])))) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L100-L101] return ((((((((200) < (128)) ? (200) : (128))) - unsigned_char_Array_0[0]) > ((((8) < 0 ) ? -(8) : (8)))) ? (float_Array_0[6] == ((float) (((((float_Array_0[5]) < (float_Array_0[4])) ? (float_Array_0[5]) : (float_Array_0[4]))) - float_Array_0[3]))) : (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[6] == ((float) (((((float_Array_0[1]) < (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))) + float_Array_0[2]))) : 1)) && (((float_Array_0[4] + float_Array_0[3]) == float_Array_0[6]) ? (signed_long_int_Array_0[2] == ((signed long int) (((((unsigned_char_Array_0[0]) < (signed_long_int_Array_0[0])) ? (unsigned_char_Array_0[0]) : (signed_long_int_Array_0[0]))) - signed_long_int_Array_0[1]))) : (signed_long_int_Array_0[2] == ((signed long int) signed_long_int_Array_0[1])))) && ((float_Array_0[0] == float_Array_0[5]) ? (signed_long_int_Array_0[4] == ((signed long int) signed_long_int_Array_0[1])) : (((signed_long_int_Array_0[0] % signed_short_int_Array_0[0]) != signed_long_int_Array_0[1]) ? (signed_long_int_Array_0[4] == ((signed long int) ((((((signed_short_int_Array_0[0] + unsigned_char_Array_0[0]) + signed_long_int_Array_0[3])) > (signed_long_int_Array_0[1])) ? (((signed_short_int_Array_0[0] + unsigned_char_Array_0[0]) + signed_long_int_Array_0[3])) : (signed_long_int_Array_0[1]))))) : (signed_long_int_Array_0[4] == ((signed long int) signed_long_int_Array_0[3])))) ; [L110] RET, EXPR property() [L110] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 125 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 5, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 153 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 152 mSDsluCounter, 2513 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1719 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 194 IncrementalHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 794 mSDtfsCounter, 194 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 191 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=233occurred in iteration=4, InterpolantAutomatonStates: 17, 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, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 938 NumberOfCodeBlocks, 938 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 620 ConstructedInterpolants, 0 QuantifiedInterpolants, 721 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 2736/2736 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-12 07:15:53,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-99.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 70562da18636cefe71b678cd2257e55ff14c212499b21f4a61292b200a6210e2 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 07:15:56,318 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 07:15:56,378 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-12 07:15:56,385 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 07:15:56,385 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 07:15:56,414 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 07:15:56,419 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 07:15:56,419 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 07:15:56,419 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 07:15:56,419 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 07:15:56,420 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 07:15:56,420 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 07:15:56,420 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 07:15:56,421 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 07:15:56,421 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 07:15:56,421 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 07:15:56,421 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 07:15:56,422 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 07:15:56,422 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 07:15:56,424 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 07:15:56,428 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 07:15:56,429 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 07:15:56,429 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 07:15:56,429 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-12 07:15:56,429 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-12 07:15:56,429 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 07:15:56,429 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-12 07:15:56,429 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 07:15:56,430 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 07:15:56,430 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 07:15:56,430 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 07:15:56,430 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 07:15:56,430 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 07:15:56,430 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 07:15:56,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 07:15:56,431 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 07:15:56,431 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 07:15:56,431 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 07:15:56,431 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-12 07:15:56,431 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-12 07:15:56,432 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 07:15:56,436 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 07:15:56,436 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 07:15:56,436 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 07:15:56,437 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70562da18636cefe71b678cd2257e55ff14c212499b21f4a61292b200a6210e2 [2024-11-12 07:15:56,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 07:15:56,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 07:15:56,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 07:15:56,754 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 07:15:56,754 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 07:15:56,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-99.i [2024-11-12 07:15:58,160 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 07:15:58,326 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 07:15:58,327 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-99.i [2024-11-12 07:15:58,338 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c915bc9ec/74103e6d2fc14515bfd72cd3c51a6206/FLAG669707282 [2024-11-12 07:15:58,350 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c915bc9ec/74103e6d2fc14515bfd72cd3c51a6206 [2024-11-12 07:15:58,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 07:15:58,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 07:15:58,354 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 07:15:58,355 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 07:15:58,359 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 07:15:58,360 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,360 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c4bf0cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58, skipping insertion in model container [2024-11-12 07:15:58,361 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,382 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 07:15:58,536 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-99.i[916,929] [2024-11-12 07:15:58,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 07:15:58,652 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 07:15:58,665 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-99.i[916,929] [2024-11-12 07:15:58,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 07:15:58,729 INFO L204 MainTranslator]: Completed translation [2024-11-12 07:15:58,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58 WrapperNode [2024-11-12 07:15:58,729 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 07:15:58,730 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 07:15:58,730 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 07:15:58,731 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 07:15:58,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,763 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,803 INFO L138 Inliner]: procedures = 36, calls = 187, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 554 [2024-11-12 07:15:58,804 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 07:15:58,804 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 07:15:58,805 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 07:15:58,805 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 07:15:58,815 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,825 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,854 INFO L175 MemorySlicer]: Split 152 memory accesses to 6 slices as follows [2, 6, 71, 48, 11, 14]. 47 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 1, 7, 5, 1, 1]. The 19 writes are split as follows [0, 1, 8, 8, 1, 1]. [2024-11-12 07:15:58,855 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,855 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,891 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,903 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 07:15:58,903 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 07:15:58,904 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 07:15:58,904 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 07:15:58,904 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58" (1/1) ... [2024-11-12 07:15:58,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 07:15:58,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 07:15:58,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 07:15:58,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 07:15:59,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 07:15:59,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-12 07:15:59,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-12 07:15:59,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-12 07:15:59,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-12 07:15:59,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-12 07:15:59,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-12 07:15:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-12 07:15:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-12 07:15:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-12 07:15:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-12 07:15:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-12 07:15:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-12 07:15:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-12 07:15:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-12 07:15:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-12 07:15:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-12 07:15:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-12 07:15:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-12 07:15:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-12 07:15:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-12 07:15:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-12 07:15:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-12 07:15:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-12 07:15:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-12 07:15:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-12 07:15:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-12 07:15:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-12 07:15:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-12 07:15:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-12 07:15:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-12 07:15:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-12 07:15:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-12 07:15:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-12 07:15:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-12 07:15:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-12 07:15:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-12 07:15:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-12 07:15:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-12 07:15:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-12 07:15:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-12 07:15:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-12 07:15:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-12 07:15:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-12 07:15:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-12 07:15:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-12 07:15:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-12 07:15:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-12 07:15:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-12 07:15:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-12 07:15:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-12 07:15:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-12 07:15:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-12 07:15:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-12 07:15:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-12 07:15:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 07:15:59,017 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 07:15:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 07:15:59,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 07:15:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-12 07:15:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-12 07:15:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-12 07:15:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-12 07:15:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-12 07:15:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-12 07:15:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-12 07:15:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-12 07:15:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-12 07:15:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-12 07:15:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-12 07:15:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-12 07:15:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-12 07:15:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-12 07:15:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-12 07:15:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-12 07:15:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-12 07:15:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-12 07:15:59,205 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 07:15:59,207 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 07:16:00,175 INFO L? ?]: Removed 159 outVars from TransFormulas that were not future-live. [2024-11-12 07:16:00,175 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 07:16:00,192 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 07:16:00,193 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 07:16:00,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 07:16:00 BoogieIcfgContainer [2024-11-12 07:16:00,193 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 07:16:00,194 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 07:16:00,194 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 07:16:00,198 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 07:16:00,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 07:15:58" (1/3) ... [2024-11-12 07:16:00,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@658f6bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 07:16:00, skipping insertion in model container [2024-11-12 07:16:00,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:15:58" (2/3) ... [2024-11-12 07:16:00,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@658f6bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 07:16:00, skipping insertion in model container [2024-11-12 07:16:00,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 07:16:00" (3/3) ... [2024-11-12 07:16:00,201 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-99.i [2024-11-12 07:16:00,213 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 07:16:00,214 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 07:16:00,292 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 07:16:00,297 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@69b12012, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 07:16:00,297 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 07:16:00,300 INFO L276 IsEmpty]: Start isEmpty. Operand has 125 states, 103 states have (on average 1.4174757281553398) internal successors, (146), 104 states have internal predecessors, (146), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-12 07:16:00,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-12 07:16:00,311 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:16:00,312 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:16:00,312 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:16:00,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:16:00,317 INFO L85 PathProgramCache]: Analyzing trace with hash -970064899, now seen corresponding path program 1 times [2024-11-12 07:16:00,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-12 07:16:00,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [393078788] [2024-11-12 07:16:00,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:16:00,329 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:00,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-12 07:16:00,336 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-12 07:16:00,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-12 07:16:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:16:01,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-12 07:16:01,091 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 07:16:01,173 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-12 07:16:01,178 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 07:16:01,179 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-12 07:16:01,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [393078788] [2024-11-12 07:16:01,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [393078788] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 07:16:01,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 07:16:01,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 07:16:01,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134485736] [2024-11-12 07:16:01,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 07:16:01,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 07:16:01,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-12 07:16:01,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 07:16:01,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 07:16:01,254 INFO L87 Difference]: Start difference. First operand has 125 states, 103 states have (on average 1.4174757281553398) internal successors, (146), 104 states have internal predecessors, (146), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:16:01,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 07:16:01,298 INFO L93 Difference]: Finished difference Result 243 states and 381 transitions. [2024-11-12 07:16:01,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 07:16:01,304 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 156 [2024-11-12 07:16:01,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 07:16:01,314 INFO L225 Difference]: With dead ends: 243 [2024-11-12 07:16:01,314 INFO L226 Difference]: Without dead ends: 121 [2024-11-12 07:16:01,318 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 07:16:01,323 INFO L435 NwaCegarLoop]: 177 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, 177 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 07:16:01,324 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 07:16:01,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-12 07:16:01,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2024-11-12 07:16:01,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 100 states have (on average 1.39) internal successors, (139), 100 states have internal predecessors, (139), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-12 07:16:01,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 177 transitions. [2024-11-12 07:16:01,373 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 177 transitions. Word has length 156 [2024-11-12 07:16:01,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 07:16:01,375 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 177 transitions. [2024-11-12 07:16:01,375 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:16:01,375 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 177 transitions. [2024-11-12 07:16:01,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-12 07:16:01,379 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:16:01,380 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:16:01,396 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-12 07:16:01,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:01,586 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:16:01,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:16:01,587 INFO L85 PathProgramCache]: Analyzing trace with hash -533081257, now seen corresponding path program 1 times [2024-11-12 07:16:01,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-12 07:16:01,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1690301141] [2024-11-12 07:16:01,589 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:16:01,590 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:01,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-12 07:16:01,607 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-12 07:16:01,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-12 07:16:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:16:02,111 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 07:16:02,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 07:16:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-11-12 07:16:02,176 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 07:16:02,177 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-12 07:16:02,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1690301141] [2024-11-12 07:16:02,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1690301141] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 07:16:02,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 07:16:02,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 07:16:02,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867574032] [2024-11-12 07:16:02,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 07:16:02,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 07:16:02,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-12 07:16:02,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 07:16:02,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 07:16:02,181 INFO L87 Difference]: Start difference. First operand 121 states and 177 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:16:02,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 07:16:02,233 INFO L93 Difference]: Finished difference Result 241 states and 354 transitions. [2024-11-12 07:16:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 07:16:02,233 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 156 [2024-11-12 07:16:02,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 07:16:02,235 INFO L225 Difference]: With dead ends: 241 [2024-11-12 07:16:02,235 INFO L226 Difference]: Without dead ends: 123 [2024-11-12 07:16:02,236 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 07:16:02,237 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 0 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 514 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 07:16:02,238 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 514 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 07:16:02,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2024-11-12 07:16:02,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2024-11-12 07:16:02,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 102 states have (on average 1.3823529411764706) internal successors, (141), 102 states have internal predecessors, (141), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-12 07:16:02,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 179 transitions. [2024-11-12 07:16:02,256 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 179 transitions. Word has length 156 [2024-11-12 07:16:02,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 07:16:02,257 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 179 transitions. [2024-11-12 07:16:02,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:16:02,258 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2024-11-12 07:16:02,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-12 07:16:02,264 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:16:02,264 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:16:02,283 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-12 07:16:02,465 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:02,466 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:16:02,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:16:02,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1254788565, now seen corresponding path program 1 times [2024-11-12 07:16:02,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-12 07:16:02,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1429418417] [2024-11-12 07:16:02,468 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:16:02,468 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:02,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-12 07:16:02,471 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-12 07:16:02,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-12 07:16:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:16:02,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-12 07:16:02,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 07:16:03,129 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 [2024-11-12 07:16:03,166 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-12 07:16:03,170 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 07:16:03,170 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-12 07:16:03,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1429418417] [2024-11-12 07:16:03,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1429418417] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 07:16:03,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 07:16:03,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 07:16:03,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495491979] [2024-11-12 07:16:03,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 07:16:03,172 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 07:16:03,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-12 07:16:03,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 07:16:03,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-12 07:16:03,173 INFO L87 Difference]: Start difference. First operand 123 states and 179 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:16:03,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 07:16:03,991 INFO L93 Difference]: Finished difference Result 244 states and 356 transitions. [2024-11-12 07:16:03,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 07:16:03,992 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 156 [2024-11-12 07:16:03,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 07:16:03,996 INFO L225 Difference]: With dead ends: 244 [2024-11-12 07:16:03,996 INFO L226 Difference]: Without dead ends: 124 [2024-11-12 07:16:03,997 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-12 07:16:03,997 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 144 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-12 07:16:03,998 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 512 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-12 07:16:04,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-12 07:16:04,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 123. [2024-11-12 07:16:04,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 102 states have (on average 1.3725490196078431) internal successors, (140), 102 states have internal predecessors, (140), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-12 07:16:04,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 178 transitions. [2024-11-12 07:16:04,016 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 178 transitions. Word has length 156 [2024-11-12 07:16:04,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 07:16:04,016 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 178 transitions. [2024-11-12 07:16:04,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:16:04,018 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 178 transitions. [2024-11-12 07:16:04,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-12 07:16:04,023 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:16:04,023 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:16:04,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-12 07:16:04,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:04,226 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:16:04,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:16:04,226 INFO L85 PathProgramCache]: Analyzing trace with hash -1073229873, now seen corresponding path program 1 times [2024-11-12 07:16:04,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-12 07:16:04,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [67170619] [2024-11-12 07:16:04,227 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:16:04,227 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:04,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-12 07:16:04,237 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-12 07:16:04,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-12 07:16:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:16:04,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-12 07:16:04,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 07:16:04,707 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 [2024-11-12 07:16:04,726 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2024-11-12 07:16:04,726 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 07:16:04,726 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-12 07:16:04,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [67170619] [2024-11-12 07:16:04,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [67170619] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 07:16:04,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 07:16:04,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 07:16:04,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335846065] [2024-11-12 07:16:04,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 07:16:04,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 07:16:04,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-12 07:16:04,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 07:16:04,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-12 07:16:04,729 INFO L87 Difference]: Start difference. First operand 123 states and 178 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:16:05,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 07:16:05,524 INFO L93 Difference]: Finished difference Result 244 states and 354 transitions. [2024-11-12 07:16:05,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 07:16:05,525 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 158 [2024-11-12 07:16:05,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 07:16:05,527 INFO L225 Difference]: With dead ends: 244 [2024-11-12 07:16:05,528 INFO L226 Difference]: Without dead ends: 124 [2024-11-12 07:16:05,529 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-12 07:16:05,529 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 135 mSDsluCounter, 364 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-12 07:16:05,530 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 508 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-12 07:16:05,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-12 07:16:05,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 123. [2024-11-12 07:16:05,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 102 states have (on average 1.3627450980392157) internal successors, (139), 102 states have internal predecessors, (139), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-12 07:16:05,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 177 transitions. [2024-11-12 07:16:05,543 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 177 transitions. Word has length 158 [2024-11-12 07:16:05,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 07:16:05,543 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 177 transitions. [2024-11-12 07:16:05,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:16:05,543 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 177 transitions. [2024-11-12 07:16:05,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-12 07:16:05,546 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:16:05,546 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:16:05,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-12 07:16:05,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:05,751 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:16:05,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:16:05,751 INFO L85 PathProgramCache]: Analyzing trace with hash -854696171, now seen corresponding path program 1 times [2024-11-12 07:16:05,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-12 07:16:05,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2145501143] [2024-11-12 07:16:05,753 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:16:05,753 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:05,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-12 07:16:05,755 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-12 07:16:05,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-12 07:16:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:16:06,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-12 07:16:06,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 07:16:06,207 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 [2024-11-12 07:16:06,223 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 336 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2024-11-12 07:16:06,223 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 07:16:06,224 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-12 07:16:06,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2145501143] [2024-11-12 07:16:06,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2145501143] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 07:16:06,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 07:16:06,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 07:16:06,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054813722] [2024-11-12 07:16:06,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 07:16:06,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 07:16:06,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-12 07:16:06,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 07:16:06,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-12 07:16:06,226 INFO L87 Difference]: Start difference. First operand 123 states and 177 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:16:06,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 07:16:06,928 INFO L93 Difference]: Finished difference Result 244 states and 352 transitions. [2024-11-12 07:16:06,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 07:16:06,929 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 160 [2024-11-12 07:16:06,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 07:16:06,930 INFO L225 Difference]: With dead ends: 244 [2024-11-12 07:16:06,930 INFO L226 Difference]: Without dead ends: 124 [2024-11-12 07:16:06,930 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-12 07:16:06,931 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 126 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-12 07:16:06,931 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 503 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-12 07:16:06,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-12 07:16:06,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 123. [2024-11-12 07:16:06,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 102 states have (on average 1.3529411764705883) internal successors, (138), 102 states have internal predecessors, (138), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-12 07:16:06,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 176 transitions. [2024-11-12 07:16:06,936 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 176 transitions. Word has length 160 [2024-11-12 07:16:06,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 07:16:06,937 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 176 transitions. [2024-11-12 07:16:06,937 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:16:06,937 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 176 transitions. [2024-11-12 07:16:06,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-12 07:16:06,938 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:16:06,938 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:16:06,952 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-12 07:16:07,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:07,139 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:16:07,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:16:07,140 INFO L85 PathProgramCache]: Analyzing trace with hash -1029279985, now seen corresponding path program 1 times [2024-11-12 07:16:07,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-12 07:16:07,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2102917931] [2024-11-12 07:16:07,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:16:07,140 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:07,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-12 07:16:07,143 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-12 07:16:07,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-12 07:16:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:16:07,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-12 07:16:07,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 07:16:07,635 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 31 treesize of output 19 [2024-11-12 07:16:07,677 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-12 07:16:07,678 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 07:16:07,678 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-12 07:16:07,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2102917931] [2024-11-12 07:16:07,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2102917931] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 07:16:07,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 07:16:07,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-12 07:16:07,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211625406] [2024-11-12 07:16:07,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 07:16:07,679 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-12 07:16:07,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-12 07:16:07,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-12 07:16:07,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-12 07:16:07,681 INFO L87 Difference]: Start difference. First operand 123 states and 176 transitions. Second operand has 9 states, 8 states have (on average 9.125) internal successors, (73), 9 states have internal predecessors, (73), 2 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:16:08,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 07:16:08,579 INFO L93 Difference]: Finished difference Result 360 states and 511 transitions. [2024-11-12 07:16:08,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-12 07:16:08,580 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 9.125) internal successors, (73), 9 states have internal predecessors, (73), 2 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 162 [2024-11-12 07:16:08,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 07:16:08,582 INFO L225 Difference]: With dead ends: 360 [2024-11-12 07:16:08,582 INFO L226 Difference]: Without dead ends: 240 [2024-11-12 07:16:08,582 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2024-11-12 07:16:08,583 INFO L435 NwaCegarLoop]: 220 mSDtfsCounter, 329 mSDsluCounter, 1062 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 1282 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-12 07:16:08,583 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 1282 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-12 07:16:08,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-11-12 07:16:08,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 138. [2024-11-12 07:16:08,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 116 states have (on average 1.353448275862069) internal successors, (157), 116 states have internal predecessors, (157), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-12 07:16:08,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 195 transitions. [2024-11-12 07:16:08,606 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 195 transitions. Word has length 162 [2024-11-12 07:16:08,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 07:16:08,607 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 195 transitions. [2024-11-12 07:16:08,607 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 9.125) internal successors, (73), 9 states have internal predecessors, (73), 2 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-12 07:16:08,607 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 195 transitions. [2024-11-12 07:16:08,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-12 07:16:08,608 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:16:08,608 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:16:08,622 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-12 07:16:08,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:08,810 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:16:08,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:16:08,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1881250838, now seen corresponding path program 1 times [2024-11-12 07:16:08,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-12 07:16:08,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1376716120] [2024-11-12 07:16:08,811 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:16:08,811 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:08,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-12 07:16:08,813 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-12 07:16:08,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-12 07:16:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:16:09,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-12 07:16:09,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 07:16:09,178 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-12 07:16:09,178 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 07:16:09,178 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-12 07:16:09,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1376716120] [2024-11-12 07:16:09,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1376716120] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 07:16:09,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 07:16:09,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 07:16:09,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620582150] [2024-11-12 07:16:09,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 07:16:09,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 07:16:09,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-12 07:16:09,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 07:16:09,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 07:16:09,181 INFO L87 Difference]: Start difference. First operand 138 states and 195 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-12 07:16:09,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 07:16:09,344 INFO L93 Difference]: Finished difference Result 276 states and 391 transitions. [2024-11-12 07:16:09,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 07:16:09,345 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 162 [2024-11-12 07:16:09,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 07:16:09,346 INFO L225 Difference]: With dead ends: 276 [2024-11-12 07:16:09,346 INFO L226 Difference]: Without dead ends: 141 [2024-11-12 07:16:09,347 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 07:16:09,347 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 0 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 669 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 07:16:09,348 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 669 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 07:16:09,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-12 07:16:09,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2024-11-12 07:16:09,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 119 states have (on average 1.3445378151260505) internal successors, (160), 119 states have internal predecessors, (160), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-12 07:16:09,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 198 transitions. [2024-11-12 07:16:09,359 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 198 transitions. Word has length 162 [2024-11-12 07:16:09,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 07:16:09,359 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 198 transitions. [2024-11-12 07:16:09,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-12 07:16:09,360 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 198 transitions. [2024-11-12 07:16:09,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-12 07:16:09,361 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:16:09,362 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:16:09,380 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-12 07:16:09,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:09,566 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:16:09,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:16:09,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1178383561, now seen corresponding path program 1 times [2024-11-12 07:16:09,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-12 07:16:09,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1344946784] [2024-11-12 07:16:09,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:16:09,568 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:09,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-12 07:16:09,569 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-12 07:16:09,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-12 07:16:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:16:10,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-12 07:16:10,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 07:16:10,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-12 07:16:10,387 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 68 treesize of output 32 [2024-11-12 07:16:10,474 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 68 treesize of output 32 [2024-11-12 07:16:10,553 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 68 treesize of output 32 [2024-11-12 07:16:10,673 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 68 treesize of output 32 [2024-11-12 07:16:10,786 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 68 treesize of output 32 [2024-11-12 07:16:11,745 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-12 07:16:11,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 97 treesize of output 52 [2024-11-12 07:16:11,783 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-12 07:16:11,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 126 treesize of output 54 [2024-11-12 07:16:11,868 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 51 proven. 369 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-12 07:16:11,868 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 07:16:12,410 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-12 07:16:12,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1344946784] [2024-11-12 07:16:12,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1344946784] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 07:16:12,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [348470485] [2024-11-12 07:16:12,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:16:12,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-12 07:16:12,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-12 07:16:12,413 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-12 07:16:12,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-12 07:16:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:16:14,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-12 07:16:14,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 07:16:14,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-12 07:16:14,917 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 64 treesize of output 32 [2024-11-12 07:16:15,024 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 64 treesize of output 32 [2024-11-12 07:16:15,123 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 64 treesize of output 32 [2024-11-12 07:16:15,285 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 64 treesize of output 32 [2024-11-12 07:16:15,425 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 64 treesize of output 32 [2024-11-12 07:16:16,952 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-12 07:16:16,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 50 [2024-11-12 07:16:16,992 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-12 07:16:16,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 114 treesize of output 54 [2024-11-12 07:16:17,050 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 51 proven. 369 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-12 07:16:17,050 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 07:16:17,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [348470485] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 07:16:17,384 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-12 07:16:17,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 15] total 26 [2024-11-12 07:16:17,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124019644] [2024-11-12 07:16:17,384 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-12 07:16:17,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-12 07:16:17,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-12 07:16:17,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-12 07:16:17,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1036, Unknown=0, NotChecked=0, Total=1260 [2024-11-12 07:16:17,386 INFO L87 Difference]: Start difference. First operand 141 states and 198 transitions. Second operand has 27 states, 25 states have (on average 5.88) internal successors, (147), 24 states have internal predecessors, (147), 8 states have call successors, (38), 8 states have call predecessors, (38), 8 states have return successors, (38), 6 states have call predecessors, (38), 8 states have call successors, (38) [2024-11-12 07:16:23,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 07:16:23,538 INFO L93 Difference]: Finished difference Result 621 states and 865 transitions. [2024-11-12 07:16:23,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-12 07:16:23,539 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 25 states have (on average 5.88) internal successors, (147), 24 states have internal predecessors, (147), 8 states have call successors, (38), 8 states have call predecessors, (38), 8 states have return successors, (38), 6 states have call predecessors, (38), 8 states have call successors, (38) Word has length 163 [2024-11-12 07:16:23,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 07:16:23,548 INFO L225 Difference]: With dead ends: 621 [2024-11-12 07:16:23,552 INFO L226 Difference]: Without dead ends: 483 [2024-11-12 07:16:23,553 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 539 GetRequests, 486 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 808 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=552, Invalid=2204, Unknown=0, NotChecked=0, Total=2756 [2024-11-12 07:16:23,554 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 881 mSDsluCounter, 1748 mSDsCounter, 0 mSdLazyCounter, 2183 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 909 SdHoareTripleChecker+Valid, 1863 SdHoareTripleChecker+Invalid, 2354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 2183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-12 07:16:23,556 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [909 Valid, 1863 Invalid, 2354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 2183 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-12 07:16:23,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2024-11-12 07:16:23,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 462. [2024-11-12 07:16:23,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 386 states have (on average 1.3367875647668395) internal successors, (516), 390 states have internal predecessors, (516), 67 states have call successors, (67), 8 states have call predecessors, (67), 8 states have return successors, (67), 63 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-12 07:16:23,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 650 transitions. [2024-11-12 07:16:23,631 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 650 transitions. Word has length 163 [2024-11-12 07:16:23,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 07:16:23,631 INFO L471 AbstractCegarLoop]: Abstraction has 462 states and 650 transitions. [2024-11-12 07:16:23,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 25 states have (on average 5.88) internal successors, (147), 24 states have internal predecessors, (147), 8 states have call successors, (38), 8 states have call predecessors, (38), 8 states have return successors, (38), 6 states have call predecessors, (38), 8 states have call successors, (38) [2024-11-12 07:16:23,631 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 650 transitions. [2024-11-12 07:16:23,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-12 07:16:23,633 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:16:23,633 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:16:23,662 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2024-11-12 07:16:23,864 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-12 07:16:24,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-12 07:16:24,040 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:16:24,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:16:24,040 INFO L85 PathProgramCache]: Analyzing trace with hash -440591353, now seen corresponding path program 1 times [2024-11-12 07:16:24,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-12 07:16:24,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1340593341] [2024-11-12 07:16:24,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:16:24,041 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:24,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-12 07:16:24,042 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-12 07:16:24,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-12 07:16:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:16:24,416 INFO L256 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-12 07:16:24,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 07:16:24,442 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2024-11-12 07:16:24,443 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 07:16:24,443 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-12 07:16:24,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1340593341] [2024-11-12 07:16:24,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1340593341] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 07:16:24,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 07:16:24,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-12 07:16:24,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483460984] [2024-11-12 07:16:24,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 07:16:24,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 07:16:24,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-12 07:16:24,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 07:16:24,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-12 07:16:24,445 INFO L87 Difference]: Start difference. First operand 462 states and 650 transitions. Second operand has 6 states, 5 states have (on average 15.4) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-12 07:16:24,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 07:16:24,602 INFO L93 Difference]: Finished difference Result 755 states and 1056 transitions. [2024-11-12 07:16:24,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 07:16:24,603 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 15.4) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) Word has length 163 [2024-11-12 07:16:24,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 07:16:24,608 INFO L225 Difference]: With dead ends: 755 [2024-11-12 07:16:24,608 INFO L226 Difference]: Without dead ends: 290 [2024-11-12 07:16:24,610 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-12 07:16:24,612 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 1 mSDsluCounter, 562 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 716 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 07:16:24,613 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 716 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 07:16:24,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2024-11-12 07:16:24,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 282. [2024-11-12 07:16:24,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 236 states have (on average 1.3177966101694916) internal successors, (311), 238 states have internal predecessors, (311), 39 states have call successors, (39), 6 states have call predecessors, (39), 6 states have return successors, (39), 37 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-12 07:16:24,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 389 transitions. [2024-11-12 07:16:24,631 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 389 transitions. Word has length 163 [2024-11-12 07:16:24,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 07:16:24,632 INFO L471 AbstractCegarLoop]: Abstraction has 282 states and 389 transitions. [2024-11-12 07:16:24,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.4) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-12 07:16:24,632 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 389 transitions. [2024-11-12 07:16:24,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-12 07:16:24,633 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 07:16:24,633 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 07:16:24,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-12 07:16:24,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:24,834 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 07:16:24,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 07:16:24,835 INFO L85 PathProgramCache]: Analyzing trace with hash 140042869, now seen corresponding path program 1 times [2024-11-12 07:16:24,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-12 07:16:24,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [273234641] [2024-11-12 07:16:24,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:16:24,835 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-12 07:16:24,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-12 07:16:24,837 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-12 07:16:24,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-12 07:16:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 07:16:42,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-12 07:16:42,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 07:16:42,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-12 07:16:42,926 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 78 treesize of output 32 [2024-11-12 07:16:43,021 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 78 treesize of output 32 [2024-11-12 07:16:45,542 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-12 07:16:45,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 214 treesize of output 105 [2024-11-12 07:16:55,188 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-12 07:16:55,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 388 treesize of output 136 [2024-11-12 07:16:56,584 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 355 proven. 69 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-12 07:16:56,585 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 07:17:16,775 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-12 07:17:16,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [273234641] [2024-11-12 07:17:16,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [273234641] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 07:17:16,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1885988808] [2024-11-12 07:17:16,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 07:17:16,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-12 07:17:16,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-12 07:17:16,780 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-12 07:17:16,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process