./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB --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 fb87e983d21d7edfae5fed43f2c976d705085cd9bb7ca844eb724af3c5ed0b1d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:14:02,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:14:02,331 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 20:14:02,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:14:02,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:14:02,373 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:14:02,374 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:14:02,374 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:14:02,374 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:14:02,375 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:14:02,377 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:14:02,377 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:14:02,378 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:14:02,378 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:14:02,379 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:14:02,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:14:02,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:14:02,380 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:14:02,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:14:02,380 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:14:02,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:14:02,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:14:02,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:14:02,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:14:02,381 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:14:02,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:14:02,381 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:14:02,381 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:14:02,381 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:14:02,381 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:14:02,382 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:14:02,382 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:14:02,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:14:02,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:14:02,383 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:14:02,383 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:14:02,383 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:14:02,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:14:02,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:14:02,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:14:02,383 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:14:02,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:14:02,384 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:14:02,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:14:02,384 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:14:02,384 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:14:02,384 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:14:02,384 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:14:02,384 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB 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 -> fb87e983d21d7edfae5fed43f2c976d705085cd9bb7ca844eb724af3c5ed0b1d [2024-11-27 20:14:02,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:14:02,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:14:02,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:14:02,757 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:14:02,758 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:14:02,761 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i [2024-11-27 20:14:05,900 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/data/4dd022412/a7be67528ec94ae78af4bba45bf133dd/FLAG576ed40c2 [2024-11-27 20:14:06,222 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:14:06,223 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i [2024-11-27 20:14:06,232 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/data/4dd022412/a7be67528ec94ae78af4bba45bf133dd/FLAG576ed40c2 [2024-11-27 20:14:06,252 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/data/4dd022412/a7be67528ec94ae78af4bba45bf133dd [2024-11-27 20:14:06,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:14:06,256 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:14:06,258 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:14:06,259 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:14:06,264 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:14:06,265 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,266 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b22dda5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06, skipping insertion in model container [2024-11-27 20:14:06,266 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,298 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:14:06,469 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i[912,925] [2024-11-27 20:14:06,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:14:06,571 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:14:06,584 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i[912,925] [2024-11-27 20:14:06,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:14:06,643 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:14:06,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06 WrapperNode [2024-11-27 20:14:06,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:14:06,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:14:06,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:14:06,645 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:14:06,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,663 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,696 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 161 [2024-11-27 20:14:06,697 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:14:06,697 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:14:06,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:14:06,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:14:06,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,711 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,724 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 20:14:06,725 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,732 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,734 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,739 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,744 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:14:06,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:14:06,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:14:06,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:14:06,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (1/1) ... [2024-11-27 20:14:06,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:14:06,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:14:06,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:14:06,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:14:06,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:14:06,809 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:14:06,809 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:14:06,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 20:14:06,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:14:06,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:14:06,889 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:14:06,891 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:14:07,434 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-27 20:14:07,434 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:14:07,451 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:14:07,451 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 20:14:07,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:14:07 BoogieIcfgContainer [2024-11-27 20:14:07,454 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:14:07,458 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:14:07,458 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:14:07,465 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:14:07,465 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:14:06" (1/3) ... [2024-11-27 20:14:07,467 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e83993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:14:07, skipping insertion in model container [2024-11-27 20:14:07,467 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:06" (2/3) ... [2024-11-27 20:14:07,468 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e83993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:14:07, skipping insertion in model container [2024-11-27 20:14:07,468 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:14:07" (3/3) ... [2024-11-27 20:14:07,470 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-4.i [2024-11-27 20:14:07,490 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:14:07,493 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-4.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:14:07,582 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:14:07,601 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;@3f6b02ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:14:07,601 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:14:07,607 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-27 20:14:07,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-27 20:14:07,622 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:14:07,623 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:14:07,623 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:14:07,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:14:07,628 INFO L85 PathProgramCache]: Analyzing trace with hash 834309400, now seen corresponding path program 1 times [2024-11-27 20:14:07,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:14:07,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141306095] [2024-11-27 20:14:07,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:14:07,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:14:07,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:14:08,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2024-11-27 20:14:08,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:14:08,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141306095] [2024-11-27 20:14:08,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141306095] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:14:08,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [268501937] [2024-11-27 20:14:08,100 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:14:08,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:14:08,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:14:08,107 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:14:08,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 20:14:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:14:08,336 INFO L256 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 20:14:08,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:14:08,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2024-11-27 20:14:08,408 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:14:08,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [268501937] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:14:08,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:14:08,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 20:14:08,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043918391] [2024-11-27 20:14:08,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:14:08,423 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 20:14:08,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:14:08,448 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 20:14:08,449 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:14:08,453 INFO L87 Difference]: Start difference. First operand has 76 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-27 20:14:08,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:14:08,493 INFO L93 Difference]: Finished difference Result 145 states and 262 transitions. [2024-11-27 20:14:08,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 20:14:08,496 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) Word has length 181 [2024-11-27 20:14:08,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:14:08,502 INFO L225 Difference]: With dead ends: 145 [2024-11-27 20:14:08,502 INFO L226 Difference]: Without dead ends: 72 [2024-11-27 20:14:08,505 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:14:08,510 INFO L435 NwaCegarLoop]: 111 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, 111 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 [2024-11-27 20:14:08,514 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:14:08,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-27 20:14:08,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-27 20:14:08,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 40 states have (on average 1.275) internal successors, (51), 40 states have internal predecessors, (51), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-27 20:14:08,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 111 transitions. [2024-11-27 20:14:08,561 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 111 transitions. Word has length 181 [2024-11-27 20:14:08,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:14:08,561 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 111 transitions. [2024-11-27 20:14:08,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-27 20:14:08,562 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2024-11-27 20:14:08,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-27 20:14:08,565 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:14:08,566 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:14:08,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 20:14:08,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-27 20:14:08,767 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:14:08,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:14:08,767 INFO L85 PathProgramCache]: Analyzing trace with hash -1350820196, now seen corresponding path program 1 times [2024-11-27 20:14:08,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:14:08,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941380771] [2024-11-27 20:14:08,768 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:14:08,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:14:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:14:10,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-27 20:14:10,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:14:10,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941380771] [2024-11-27 20:14:10,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941380771] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:14:10,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1413549816] [2024-11-27 20:14:10,283 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:14:10,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:14:10,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:14:10,285 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:14:10,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 20:14:10,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:14:10,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-27 20:14:10,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:14:11,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2024-11-27 20:14:11,223 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:14:11,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-27 20:14:11,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1413549816] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:14:11,740 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 20:14:11,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 12 [2024-11-27 20:14:11,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912732563] [2024-11-27 20:14:11,741 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 20:14:11,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-27 20:14:11,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:14:11,744 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-27 20:14:11,744 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-27 20:14:11,745 INFO L87 Difference]: Start difference. First operand 72 states and 111 transitions. Second operand has 12 states, 12 states have (on average 4.0) internal successors, (48), 12 states have internal predecessors, (48), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-11-27 20:14:12,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:14:12,917 INFO L93 Difference]: Finished difference Result 244 states and 356 transitions. [2024-11-27 20:14:12,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-27 20:14:12,921 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.0) internal successors, (48), 12 states have internal predecessors, (48), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 181 [2024-11-27 20:14:12,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:14:12,929 INFO L225 Difference]: With dead ends: 244 [2024-11-27 20:14:12,929 INFO L226 Difference]: Without dead ends: 175 [2024-11-27 20:14:12,930 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 358 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=204, Invalid=396, Unknown=0, NotChecked=0, Total=600 [2024-11-27 20:14:12,931 INFO L435 NwaCegarLoop]: 80 mSDtfsCounter, 231 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 407 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-27 20:14:12,934 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 302 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 407 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-27 20:14:12,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2024-11-27 20:14:12,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 102. [2024-11-27 20:14:12,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 64 states have (on average 1.3125) internal successors, (84), 65 states have internal predecessors, (84), 34 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-27 20:14:12,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 152 transitions. [2024-11-27 20:14:12,979 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 152 transitions. Word has length 181 [2024-11-27 20:14:12,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:14:12,980 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 152 transitions. [2024-11-27 20:14:12,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.0) internal successors, (48), 12 states have internal predecessors, (48), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-11-27 20:14:12,980 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 152 transitions. [2024-11-27 20:14:12,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-27 20:14:12,986 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:14:12,986 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:14:12,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-27 20:14:13,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:14:13,187 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:14:13,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:14:13,188 INFO L85 PathProgramCache]: Analyzing trace with hash 1446151434, now seen corresponding path program 1 times [2024-11-27 20:14:13,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:14:13,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775322129] [2024-11-27 20:14:13,188 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:14:13,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:14:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:14:13,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-27 20:14:13,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:14:13,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775322129] [2024-11-27 20:14:13,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775322129] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:14:13,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [658843936] [2024-11-27 20:14:13,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:14:13,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:14:13,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:14:13,812 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:14:13,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-27 20:14:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:14:13,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 20:14:13,945 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:14:14,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2024-11-27 20:14:14,888 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:14:15,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-27 20:14:15,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [658843936] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:14:15,432 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 20:14:15,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 6] total 12 [2024-11-27 20:14:15,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567827256] [2024-11-27 20:14:15,432 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 20:14:15,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-27 20:14:15,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:14:15,434 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-27 20:14:15,435 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2024-11-27 20:14:15,435 INFO L87 Difference]: Start difference. First operand 102 states and 152 transitions. Second operand has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 4 states have call successors, (90), 3 states have call predecessors, (90), 6 states have return successors, (90), 4 states have call predecessors, (90), 4 states have call successors, (90) [2024-11-27 20:14:16,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:14:16,316 INFO L93 Difference]: Finished difference Result 382 states and 553 transitions. [2024-11-27 20:14:16,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-27 20:14:16,318 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 4 states have call successors, (90), 3 states have call predecessors, (90), 6 states have return successors, (90), 4 states have call predecessors, (90), 4 states have call successors, (90) Word has length 182 [2024-11-27 20:14:16,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:14:16,326 INFO L225 Difference]: With dead ends: 382 [2024-11-27 20:14:16,326 INFO L226 Difference]: Without dead ends: 283 [2024-11-27 20:14:16,327 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 381 GetRequests, 358 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=179, Invalid=373, Unknown=0, NotChecked=0, Total=552 [2024-11-27 20:14:16,331 INFO L435 NwaCegarLoop]: 84 mSDtfsCounter, 165 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 471 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 20:14:16,331 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 311 Invalid, 548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 471 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 20:14:16,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2024-11-27 20:14:16,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 170. [2024-11-27 20:14:16,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 99 states have (on average 1.2424242424242424) internal successors, (123), 100 states have internal predecessors, (123), 64 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-27 20:14:16,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 251 transitions. [2024-11-27 20:14:16,383 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 251 transitions. Word has length 182 [2024-11-27 20:14:16,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:14:16,383 INFO L471 AbstractCegarLoop]: Abstraction has 170 states and 251 transitions. [2024-11-27 20:14:16,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 4 states have call successors, (90), 3 states have call predecessors, (90), 6 states have return successors, (90), 4 states have call predecessors, (90), 4 states have call successors, (90) [2024-11-27 20:14:16,384 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 251 transitions. [2024-11-27 20:14:16,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-27 20:14:16,390 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:14:16,390 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:14:16,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-27 20:14:16,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:14:16,595 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:14:16,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:14:16,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1637314558, now seen corresponding path program 1 times [2024-11-27 20:14:16,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:14:16,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289861437] [2024-11-27 20:14:16,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:14:16,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:14:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 20:14:16,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [615939220] [2024-11-27 20:14:16,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:14:16,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:14:16,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:14:16,730 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:14:16,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-27 20:14:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:14:17,214 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:14:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:14:17,408 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 20:14:17,408 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 20:14:17,409 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 20:14:17,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-27 20:14:17,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:14:17,616 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-27 20:14:17,727 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 20:14:17,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 08:14:17 BoogieIcfgContainer [2024-11-27 20:14:17,731 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 20:14:17,732 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 20:14:17,732 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 20:14:17,732 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 20:14:17,733 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:14:07" (3/4) ... [2024-11-27 20:14:17,737 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 20:14:17,738 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 20:14:17,739 INFO L158 Benchmark]: Toolchain (without parser) took 11483.21ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.6MB in the beginning and 220.1MB in the end (delta: -126.4MB). Peak memory consumption was 108.2MB. Max. memory is 16.1GB. [2024-11-27 20:14:17,739 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:14:17,739 INFO L158 Benchmark]: CACSL2BoogieTranslator took 386.22ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 79.5MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 20:14:17,740 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.80ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 76.5MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:14:17,740 INFO L158 Benchmark]: Boogie Preprocessor took 46.87ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 72.8MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:14:17,740 INFO L158 Benchmark]: RCFGBuilder took 709.80ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 52.0MB in the end (delta: 20.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-27 20:14:17,740 INFO L158 Benchmark]: TraceAbstraction took 10273.28ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 51.3MB in the beginning and 220.1MB in the end (delta: -168.9MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-27 20:14:17,743 INFO L158 Benchmark]: Witness Printer took 6.31ms. Allocated memory is still 352.3MB. Free memory was 220.1MB in the beginning and 220.1MB in the end (delta: 72.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:14:17,745 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 386.22ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 79.5MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.80ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 76.5MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.87ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 72.8MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 709.80ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 52.0MB in the end (delta: 20.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 10273.28ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 51.3MB in the beginning and 220.1MB in the end (delta: -168.9MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Witness Printer took 6.31ms. Allocated memory is still 352.3MB. Free memory was 220.1MB in the beginning and 220.1MB in the end (delta: 72.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 137, overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 111. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned short int var_1_2 = 256; [L24] unsigned short int var_1_3 = 128; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] unsigned short int var_1_6 = 4; [L28] signed short int var_1_7 = 32; [L29] signed long int var_1_8 = 100000000; [L30] unsigned short int var_1_9 = 4; [L31] unsigned short int var_1_10 = 10; [L32] double var_1_11 = 15.6; [L33] double var_1_12 = 256.4; [L34] double var_1_13 = 49.15; [L35] unsigned long int var_1_14 = 500; [L36] unsigned long int var_1_15 = 2173307753; [L37] unsigned long int var_1_16 = 3362224480; [L38] signed short int var_1_17 = 16; [L39] unsigned short int var_1_18 = 16; [L40] signed short int var_1_19 = 16; [L41] signed short int var_1_20 = 4; [L42] signed short int var_1_21 = 0; [L43] signed short int var_1_22 = -25; VAL [isInitial=0, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_2=256, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L141] isInitial = 1 [L142] FCALL initially() [L144] FCALL updateLastVariables() [L145] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_ushort() [L88] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L88] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L89] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L89] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L90] var_1_3 = __VERIFIER_nondet_ushort() [L91] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L91] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L92] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L92] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L93] var_1_4 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L94] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L95] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L95] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L96] var_1_5 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L97] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L98] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L98] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L99] var_1_7 = __VERIFIER_nondet_short() [L100] CALL assume_abort_if_not(var_1_7 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=100000000, var_1_9=4] [L100] RET assume_abort_if_not(var_1_7 >= -32768) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=100000000, var_1_9=4] [L101] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=100000000, var_1_9=4] [L101] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=100000000, var_1_9=4] [L102] var_1_8 = __VERIFIER_nondet_long() [L103] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L103] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L104] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L104] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L105] var_1_10 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L106] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L107] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L107] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L108] var_1_12 = __VERIFIER_nondet_double() [L109] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L109] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L110] var_1_13 = __VERIFIER_nondet_double() [L111] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L111] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L112] var_1_15 = __VERIFIER_nondet_ulong() [L113] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L113] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L114] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L114] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L115] var_1_16 = __VERIFIER_nondet_ulong() [L116] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L116] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L117] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L117] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L118] var_1_18 = __VERIFIER_nondet_ushort() [L119] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L119] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L120] CALL assume_abort_if_not(var_1_18 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L120] RET assume_abort_if_not(var_1_18 <= 65535) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L121] var_1_19 = __VERIFIER_nondet_short() [L122] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L122] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L123] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L123] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L124] var_1_20 = __VERIFIER_nondet_short() [L125] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L125] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L126] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L126] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L127] var_1_21 = __VERIFIER_nondet_short() [L128] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L128] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L129] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L129] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L130] var_1_22 = __VERIFIER_nondet_short() [L131] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L131] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L132] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L132] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L145] RET updateVariables() [L146] CALL step() [L47] COND FALSE !(var_1_2 <= var_1_3) [L52] var_1_1 = (var_1_4 || var_1_5) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L54] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L59] COND FALSE !(var_1_4 || var_1_1) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=4] [L62] COND FALSE !(var_1_7 >= var_1_3) [L65] var_1_9 = var_1_10 VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=0] [L68] COND FALSE !(var_1_6 <= var_1_2) [L73] var_1_11 = var_1_12 VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_14=500, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=0] [L75] COND TRUE var_1_6 >= var_1_3 [L76] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - var_1_2) VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_14=-5368709123, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=0] [L78] COND FALSE !(var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_14=-5368709123, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=0] [L146] RET step() [L147] CALL, EXPR property() [L137-L138] return ((((((var_1_2 <= var_1_3) ? (((- var_1_3) > var_1_2) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((var_1_2 * (var_1_3 + var_1_7)) > var_1_8) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) ((((32) < (var_1_10)) ? (32) : (var_1_10))))) : ((var_1_7 >= var_1_3) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_6 <= var_1_2) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((var_1_6 >= var_1_3) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - var_1_2))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (var_1_9 >= ((((var_1_18) > (var_1_7)) ? (var_1_18) : (var_1_7))))) ? (var_1_17 == ((signed short int) (((((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) < ((var_1_22 + 64))) ? ((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) : ((var_1_22 + 64)))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_14=-5368709123, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_18=0, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=0] [L147] RET, EXPR property() [L147] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_14=-5368709123, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_18=0, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_14=-5368709123, var_1_15=3221225470, var_1_16=-5368709122, var_1_17=16, var_1_18=0, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=-1, var_1_8=-2147483648, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.1s, OverallIterations: 4, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 448 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 396 mSDsluCounter, 724 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 449 mSDsCounter, 187 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 878 IncrementalHoareTripleChecker+Invalid, 1065 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 187 mSolverCounterUnsat, 275 mSDtfsCounter, 878 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 945 GetRequests, 898 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=170occurred in iteration=3, InterpolantAutomatonStates: 46, 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, 3 MinimizatonAttempts, 186 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 1452 NumberOfCodeBlocks, 1452 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1443 ConstructedInterpolants, 0 QuantifiedInterpolants, 4512 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1175 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 13430/13920 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-27 20:14:17,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB --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 fb87e983d21d7edfae5fed43f2c976d705085cd9bb7ca844eb724af3c5ed0b1d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:14:20,660 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:14:20,788 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 20:14:20,794 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:14:20,795 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:14:20,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:14:20,820 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:14:20,821 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:14:20,821 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:14:20,821 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:14:20,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:14:20,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:14:20,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:14:20,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:14:20,822 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:14:20,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:14:20,823 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:14:20,823 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:14:20,823 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:14:20,823 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:14:20,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:14:20,823 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:14:20,824 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:14:20,824 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 20:14:20,824 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 20:14:20,824 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 20:14:20,824 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:14:20,824 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:14:20,824 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:14:20,826 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:14:20,827 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:14:20,827 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:14:20,827 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:14:20,827 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:14:20,827 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:14:20,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:14:20,827 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:14:20,827 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:14:20,827 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:14:20,827 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:14:20,827 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:14:20,828 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:14:20,828 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:14:20,828 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:14:20,828 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 20:14:20,828 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 20:14:20,828 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:14:20,828 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:14:20,828 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:14:20,828 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:14:20,828 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB 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 -> fb87e983d21d7edfae5fed43f2c976d705085cd9bb7ca844eb724af3c5ed0b1d [2024-11-27 20:14:21,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:14:21,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:14:21,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:14:21,188 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:14:21,191 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:14:21,193 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i [2024-11-27 20:14:24,174 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/data/e63559b7e/4c37c6d9e182494892aaf6c88e209b28/FLAGc586a0e8f [2024-11-27 20:14:24,501 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:14:24,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i [2024-11-27 20:14:24,515 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/data/e63559b7e/4c37c6d9e182494892aaf6c88e209b28/FLAGc586a0e8f [2024-11-27 20:14:24,540 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/data/e63559b7e/4c37c6d9e182494892aaf6c88e209b28 [2024-11-27 20:14:24,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:14:24,546 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:14:24,549 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:14:24,549 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:14:24,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:14:24,557 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:24,558 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@729adda0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24, skipping insertion in model container [2024-11-27 20:14:24,558 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:24,587 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:14:24,781 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i[912,925] [2024-11-27 20:14:24,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:14:24,914 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:14:24,927 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i[912,925] [2024-11-27 20:14:24,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:14:24,988 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:14:24,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24 WrapperNode [2024-11-27 20:14:24,989 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:14:24,990 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:14:24,991 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:14:24,991 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:14:24,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:25,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:25,062 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 155 [2024-11-27 20:14:25,065 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:14:25,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:14:25,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:14:25,066 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:14:25,076 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:25,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:25,084 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:25,108 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 20:14:25,109 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:25,109 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:25,126 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:25,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:25,138 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:25,140 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:25,145 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:25,148 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:14:25,152 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:14:25,152 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:14:25,156 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:14:25,157 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (1/1) ... [2024-11-27 20:14:25,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:14:25,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:14:25,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:14:25,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:14:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:14:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 20:14:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:14:25,230 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:14:25,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:14:25,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:14:25,342 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:14:25,345 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:14:26,649 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-27 20:14:26,649 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:14:26,661 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:14:26,661 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 20:14:26,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:14:26 BoogieIcfgContainer [2024-11-27 20:14:26,662 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:14:26,683 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:14:26,684 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:14:26,690 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:14:26,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:14:24" (1/3) ... [2024-11-27 20:14:26,692 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48a8520a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:14:26, skipping insertion in model container [2024-11-27 20:14:26,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:14:24" (2/3) ... [2024-11-27 20:14:26,693 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48a8520a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:14:26, skipping insertion in model container [2024-11-27 20:14:26,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:14:26" (3/3) ... [2024-11-27 20:14:26,695 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-4.i [2024-11-27 20:14:26,712 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:14:26,714 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-4.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:14:26,791 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:14:26,807 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;@229331, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:14:26,808 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:14:26,813 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-27 20:14:26,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-27 20:14:26,830 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:14:26,831 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:14:26,831 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:14:26,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:14:26,837 INFO L85 PathProgramCache]: Analyzing trace with hash 834309400, now seen corresponding path program 1 times [2024-11-27 20:14:26,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:14:26,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [387602732] [2024-11-27 20:14:26,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:14:26,850 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 [2024-11-27 20:14:26,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:14:26,854 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 20:14:26,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:14:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:14:27,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 20:14:27,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:14:27,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2024-11-27 20:14:27,310 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:14:27,314 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:14:27,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [387602732] [2024-11-27 20:14:27,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [387602732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:14:27,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:14:27,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:14:27,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445207359] [2024-11-27 20:14:27,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:14:27,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 20:14:27,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:14:27,341 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 20:14:27,342 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:14:27,344 INFO L87 Difference]: Start difference. First operand has 76 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-27 20:14:27,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:14:27,375 INFO L93 Difference]: Finished difference Result 145 states and 262 transitions. [2024-11-27 20:14:27,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 20:14:27,377 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 181 [2024-11-27 20:14:27,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:14:27,384 INFO L225 Difference]: With dead ends: 145 [2024-11-27 20:14:27,385 INFO L226 Difference]: Without dead ends: 72 [2024-11-27 20:14:27,392 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:14:27,395 INFO L435 NwaCegarLoop]: 111 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, 111 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 [2024-11-27 20:14:27,399 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:14:27,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-27 20:14:27,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-27 20:14:27,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 40 states have (on average 1.275) internal successors, (51), 40 states have internal predecessors, (51), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-27 20:14:27,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 111 transitions. [2024-11-27 20:14:27,460 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 111 transitions. Word has length 181 [2024-11-27 20:14:27,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:14:27,461 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 111 transitions. [2024-11-27 20:14:27,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-27 20:14:27,462 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2024-11-27 20:14:27,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-27 20:14:27,468 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:14:27,469 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:14:27,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-27 20:14:27,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:14:27,670 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:14:27,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:14:27,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1350820196, now seen corresponding path program 1 times [2024-11-27 20:14:27,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:14:27,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1729299565] [2024-11-27 20:14:27,674 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:14:27,675 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 [2024-11-27 20:14:27,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:14:27,677 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 20:14:27,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:14:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:14:28,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 20:14:28,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:14:29,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 635 proven. 135 refuted. 0 times theorem prover too weak. 970 trivial. 0 not checked. [2024-11-27 20:14:29,419 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:14:30,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 33 proven. 138 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2024-11-27 20:14:30,273 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:14:30,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1729299565] [2024-11-27 20:14:30,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1729299565] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:14:30,274 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 20:14:30,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2024-11-27 20:14:30,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915302620] [2024-11-27 20:14:30,275 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 20:14:30,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-27 20:14:30,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:14:30,278 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-27 20:14:30,278 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2024-11-27 20:14:30,278 INFO L87 Difference]: Start difference. First operand 72 states and 111 transitions. Second operand has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2024-11-27 20:14:32,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:14:32,456 INFO L93 Difference]: Finished difference Result 177 states and 260 transitions. [2024-11-27 20:14:32,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-27 20:14:32,457 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 181 [2024-11-27 20:14:32,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:14:32,460 INFO L225 Difference]: With dead ends: 177 [2024-11-27 20:14:32,461 INFO L226 Difference]: Without dead ends: 108 [2024-11-27 20:14:32,462 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 348 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=177, Invalid=329, Unknown=0, NotChecked=0, Total=506 [2024-11-27 20:14:32,463 INFO L435 NwaCegarLoop]: 76 mSDtfsCounter, 122 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-27 20:14:32,463 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 282 Invalid, 455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 377 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-27 20:14:32,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-27 20:14:32,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 99. [2024-11-27 20:14:32,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 60 states have (on average 1.1666666666666667) internal successors, (70), 61 states have internal predecessors, (70), 34 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-27 20:14:32,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 138 transitions. [2024-11-27 20:14:32,500 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 138 transitions. Word has length 181 [2024-11-27 20:14:32,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:14:32,501 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 138 transitions. [2024-11-27 20:14:32,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2024-11-27 20:14:32,501 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 138 transitions. [2024-11-27 20:14:32,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-27 20:14:32,507 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:14:32,507 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:14:32,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:14:32,708 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:14:32,708 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:14:32,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:14:32,709 INFO L85 PathProgramCache]: Analyzing trace with hash 1446151434, now seen corresponding path program 1 times [2024-11-27 20:14:32,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:14:32,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [215715812] [2024-11-27 20:14:32,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:14:32,710 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 [2024-11-27 20:14:32,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:14:32,714 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 20:14:32,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:14:32,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:14:32,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-27 20:14:32,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:14:34,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2024-11-27 20:14:34,369 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:14:35,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-27 20:14:35,245 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:14:35,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [215715812] [2024-11-27 20:14:35,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [215715812] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:14:35,246 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 20:14:35,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 8 [2024-11-27 20:14:35,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875849926] [2024-11-27 20:14:35,246 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 20:14:35,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-27 20:14:35,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:14:35,249 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 20:14:35,250 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:14:35,250 INFO L87 Difference]: Start difference. First operand 99 states and 138 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2024-11-27 20:14:36,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:14:36,328 INFO L93 Difference]: Finished difference Result 186 states and 256 transitions. [2024-11-27 20:14:36,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-27 20:14:36,340 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) Word has length 182 [2024-11-27 20:14:36,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:14:36,343 INFO L225 Difference]: With dead ends: 186 [2024-11-27 20:14:36,343 INFO L226 Difference]: Without dead ends: 90 [2024-11-27 20:14:36,345 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 355 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2024-11-27 20:14:36,349 INFO L435 NwaCegarLoop]: 67 mSDtfsCounter, 27 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-27 20:14:36,349 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 141 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-27 20:14:36,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-27 20:14:36,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 82. [2024-11-27 20:14:36,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 47 states have (on average 1.1063829787234043) internal successors, (52), 47 states have internal predecessors, (52), 30 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-27 20:14:36,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 112 transitions. [2024-11-27 20:14:36,377 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 112 transitions. Word has length 182 [2024-11-27 20:14:36,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:14:36,378 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 112 transitions. [2024-11-27 20:14:36,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2024-11-27 20:14:36,380 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 112 transitions. [2024-11-27 20:14:36,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-27 20:14:36,386 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:14:36,387 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:14:36,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:14:36,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:14:36,588 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:14:36,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:14:36,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1637314558, now seen corresponding path program 1 times [2024-11-27 20:14:36,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:14:36,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [914194256] [2024-11-27 20:14:36,589 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:14:36,589 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 [2024-11-27 20:14:36,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:14:36,593 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 20:14:36,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18e27e7c-4789-4703-b0af-e178432a6c67/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:14:36,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:14:36,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-27 20:14:36,890 INFO L279 TraceCheckSpWp]: Computing forward predicates...