./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC --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 4cd105e2e8917dd3f7d377b2f41dc280a12f9a25d3b1400c29b9f9f8c55c6b00 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:35:41,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:35:41,846 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 00:35:41,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:35:41,861 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:35:41,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:35:41,890 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:35:41,891 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:35:41,891 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:35:41,891 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:35:41,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:35:41,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:35:41,892 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:35:41,893 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:35:41,893 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:35:41,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:35:41,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:35:41,894 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:35:41,894 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:35:41,894 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:35:41,894 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:35:41,894 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:35:41,894 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:35:41,894 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:35:41,894 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:35:41,894 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:35:41,894 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:35:41,894 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:35:41,895 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:35:41,895 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:35:41,895 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:35:41,895 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:35:41,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:35:41,895 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:35:41,895 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:35:41,895 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:35:41,895 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:35:41,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:35:41,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:35:41,896 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:35:41,896 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:35:41,896 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:35:41,896 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:35:41,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:35:41,896 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:35:41,896 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:35:41,896 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:35:41,896 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:35:41,896 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_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC 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 -> 4cd105e2e8917dd3f7d377b2f41dc280a12f9a25d3b1400c29b9f9f8c55c6b00 [2024-11-24 00:35:42,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:35:42,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:35:42,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:35:42,230 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:35:42,230 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:35:42,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-6.i [2024-11-24 00:35:45,144 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/data/4cf9f7ab0/83c7c36ca7a64674b672f903a0732b16/FLAGec6ed9266 [2024-11-24 00:35:45,457 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:35:45,458 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-6.i [2024-11-24 00:35:45,467 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/data/4cf9f7ab0/83c7c36ca7a64674b672f903a0732b16/FLAGec6ed9266 [2024-11-24 00:35:45,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/data/4cf9f7ab0/83c7c36ca7a64674b672f903a0732b16 [2024-11-24 00:35:45,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:35:45,494 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:35:45,497 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:35:45,497 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:35:45,502 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:35:45,505 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:45,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@727c2532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45, skipping insertion in model container [2024-11-24 00:35:45,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:45,534 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:35:45,706 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_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-6.i[912,925] [2024-11-24 00:35:45,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:35:45,798 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:35:45,809 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_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-6.i[912,925] [2024-11-24 00:35:45,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:35:45,871 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:35:45,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45 WrapperNode [2024-11-24 00:35:45,872 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:35:45,873 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:35:45,873 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:35:45,873 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:35:45,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:45,897 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:45,934 INFO L138 Inliner]: procedures = 26, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 127 [2024-11-24 00:35:45,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:35:45,940 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:35:45,940 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:35:45,940 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:35:45,950 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:45,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:45,957 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:45,981 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]. [2024-11-24 00:35:45,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:45,982 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:45,990 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:45,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:45,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:46,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:46,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:46,010 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:35:46,011 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:35:46,011 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:35:46,011 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:35:46,012 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (1/1) ... [2024-11-24 00:35:46,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:35:46,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:35:46,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:35:46,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:35:46,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:35:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:35:46,083 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:35:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:35:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:35:46,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:35:46,169 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:35:46,171 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:35:46,425 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-24 00:35:46,426 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:35:46,440 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:35:46,441 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:35:46,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:35:46 BoogieIcfgContainer [2024-11-24 00:35:46,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:35:46,444 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:35:46,444 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:35:46,449 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:35:46,449 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:35:45" (1/3) ... [2024-11-24 00:35:46,450 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14aff597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:35:46, skipping insertion in model container [2024-11-24 00:35:46,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:45" (2/3) ... [2024-11-24 00:35:46,450 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14aff597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:35:46, skipping insertion in model container [2024-11-24 00:35:46,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:35:46" (3/3) ... [2024-11-24 00:35:46,452 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-6.i [2024-11-24 00:35:46,468 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:35:46,469 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_normal_file-6.i that has 2 procedures, 53 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:35:46,541 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:35:46,556 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;@739b744d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:35:46,556 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:35:46,560 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 37 states have (on average 1.3783783783783783) internal successors, (51), 38 states have internal predecessors, (51), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-24 00:35:46,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-24 00:35:46,570 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:35:46,571 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:35:46,571 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:35:46,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:35:46,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1507269492, now seen corresponding path program 1 times [2024-11-24 00:35:46,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:35:46,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992287528] [2024-11-24 00:35:46,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:35:46,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:35:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:35:46,918 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2024-11-24 00:35:46,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:35:46,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992287528] [2024-11-24 00:35:46,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992287528] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:35:46,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [518987162] [2024-11-24 00:35:46,923 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:35:46,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:35:46,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:35:46,928 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:35:46,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:35:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:35:47,157 INFO L256 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:35:47,166 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:35:47,196 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2024-11-24 00:35:47,196 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:35:47,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [518987162] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:35:47,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:35:47,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 00:35:47,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779492534] [2024-11-24 00:35:47,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:35:47,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:35:47,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:35:47,231 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:35:47,231 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:35:47,234 INFO L87 Difference]: Start difference. First operand has 53 states, 37 states have (on average 1.3783783783783783) internal successors, (51), 38 states have internal predecessors, (51), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 00:35:47,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:35:47,255 INFO L93 Difference]: Finished difference Result 99 states and 161 transitions. [2024-11-24 00:35:47,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:35:47,256 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) Word has length 91 [2024-11-24 00:35:47,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:35:47,263 INFO L225 Difference]: With dead ends: 99 [2024-11-24 00:35:47,263 INFO L226 Difference]: Without dead ends: 49 [2024-11-24 00:35:47,266 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:35:47,269 INFO L435 NwaCegarLoop]: 70 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, 70 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 [2024-11-24 00:35:47,269 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:35:47,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-11-24 00:35:47,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-11-24 00:35:47,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 34 states have internal predecessors, (44), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-24 00:35:47,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2024-11-24 00:35:47,310 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 91 [2024-11-24 00:35:47,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:35:47,310 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2024-11-24 00:35:47,311 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 00:35:47,311 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2024-11-24 00:35:47,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-24 00:35:47,318 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:35:47,318 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:35:47,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 00:35:47,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:35:47,519 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:35:47,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:35:47,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1317533642, now seen corresponding path program 1 times [2024-11-24 00:35:47,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:35:47,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966266053] [2024-11-24 00:35:47,520 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:35:47,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:35:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:35:48,061 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-24 00:35:48,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:35:48,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966266053] [2024-11-24 00:35:48,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966266053] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:35:48,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:35:48,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:35:48,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805467330] [2024-11-24 00:35:48,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:35:48,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:35:48,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:35:48,064 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:35:48,064 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:35:48,064 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-24 00:35:48,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:35:48,225 INFO L93 Difference]: Finished difference Result 142 states and 205 transitions. [2024-11-24 00:35:48,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:35:48,225 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 91 [2024-11-24 00:35:48,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:35:48,227 INFO L225 Difference]: With dead ends: 142 [2024-11-24 00:35:48,227 INFO L226 Difference]: Without dead ends: 96 [2024-11-24 00:35:48,228 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:35:48,231 INFO L435 NwaCegarLoop]: 67 mSDtfsCounter, 57 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:35:48,231 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 194 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:35:48,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-24 00:35:48,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 78. [2024-11-24 00:35:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 49 states have (on average 1.2040816326530612) internal successors, (59), 49 states have internal predecessors, (59), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-24 00:35:48,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2024-11-24 00:35:48,250 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 91 [2024-11-24 00:35:48,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:35:48,250 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2024-11-24 00:35:48,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-24 00:35:48,250 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2024-11-24 00:35:48,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-24 00:35:48,252 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:35:48,252 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:35:48,252 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:35:48,252 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:35:48,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:35:48,253 INFO L85 PathProgramCache]: Analyzing trace with hash -2120436618, now seen corresponding path program 1 times [2024-11-24 00:35:48,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:35:48,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179764873] [2024-11-24 00:35:48,253 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:35:48,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:35:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:35:48,894 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-24 00:35:48,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:35:48,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179764873] [2024-11-24 00:35:48,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179764873] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:35:48,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:35:48,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 00:35:48,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276417033] [2024-11-24 00:35:48,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:35:48,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:35:48,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:35:48,898 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:35:48,898 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:35:48,898 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-24 00:35:49,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:35:49,265 INFO L93 Difference]: Finished difference Result 203 states and 286 transitions. [2024-11-24 00:35:49,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:35:49,267 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 92 [2024-11-24 00:35:49,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:35:49,269 INFO L225 Difference]: With dead ends: 203 [2024-11-24 00:35:49,269 INFO L226 Difference]: Without dead ends: 157 [2024-11-24 00:35:49,270 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:35:49,273 INFO L435 NwaCegarLoop]: 63 mSDtfsCounter, 78 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:35:49,274 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 205 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:35:49,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-24 00:35:49,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 152. [2024-11-24 00:35:49,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 100 states have (on average 1.23) internal successors, (123), 101 states have internal predecessors, (123), 46 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-24 00:35:49,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 215 transitions. [2024-11-24 00:35:49,328 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 215 transitions. Word has length 92 [2024-11-24 00:35:49,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:35:49,328 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 215 transitions. [2024-11-24 00:35:49,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-24 00:35:49,329 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 215 transitions. [2024-11-24 00:35:49,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-24 00:35:49,330 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:35:49,330 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:35:49,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 00:35:49,331 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:35:49,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:35:49,331 INFO L85 PathProgramCache]: Analyzing trace with hash 399523316, now seen corresponding path program 1 times [2024-11-24 00:35:49,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:35:49,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822569234] [2024-11-24 00:35:49,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:35:49,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:35:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:35:50,282 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 33 proven. 3 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-24 00:35:50,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:35:50,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822569234] [2024-11-24 00:35:50,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822569234] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:35:50,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [223119492] [2024-11-24 00:35:50,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:35:50,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:35:50,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:35:50,288 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:35:50,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 00:35:50,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:35:50,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-24 00:35:50,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:35:50,636 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-11-24 00:35:50,637 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:35:50,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [223119492] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:35:50,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:35:50,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 10 [2024-11-24 00:35:50,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746856057] [2024-11-24 00:35:50,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:35:50,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 00:35:50,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:35:50,638 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 00:35:50,638 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:35:50,639 INFO L87 Difference]: Start difference. First operand 152 states and 215 transitions. Second operand has 9 states, 9 states have (on average 4.0) internal successors, (36), 8 states have internal predecessors, (36), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 00:35:51,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:35:51,248 INFO L93 Difference]: Finished difference Result 424 states and 581 transitions. [2024-11-24 00:35:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-24 00:35:51,249 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.0) internal successors, (36), 8 states have internal predecessors, (36), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 92 [2024-11-24 00:35:51,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:35:51,258 INFO L225 Difference]: With dead ends: 424 [2024-11-24 00:35:51,258 INFO L226 Difference]: Without dead ends: 308 [2024-11-24 00:35:51,263 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2024-11-24 00:35:51,264 INFO L435 NwaCegarLoop]: 83 mSDtfsCounter, 103 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:35:51,264 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 252 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:35:51,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2024-11-24 00:35:51,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 306. [2024-11-24 00:35:51,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 208 states have (on average 1.2067307692307692) internal successors, (251), 210 states have internal predecessors, (251), 79 states have call successors, (79), 18 states have call predecessors, (79), 18 states have return successors, (79), 77 states have call predecessors, (79), 79 states have call successors, (79) [2024-11-24 00:35:51,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 409 transitions. [2024-11-24 00:35:51,379 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 409 transitions. Word has length 92 [2024-11-24 00:35:51,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:35:51,380 INFO L471 AbstractCegarLoop]: Abstraction has 306 states and 409 transitions. [2024-11-24 00:35:51,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.0) internal successors, (36), 8 states have internal predecessors, (36), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 00:35:51,383 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 409 transitions. [2024-11-24 00:35:51,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-24 00:35:51,385 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:35:51,385 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:35:51,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 00:35:51,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:35:51,586 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:35:51,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:35:51,587 INFO L85 PathProgramCache]: Analyzing trace with hash 657688754, now seen corresponding path program 1 times [2024-11-24 00:35:51,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:35:51,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101071315] [2024-11-24 00:35:51,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:35:51,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:35:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 00:35:51,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [694843932] [2024-11-24 00:35:51,661 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:35:51,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:35:51,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:35:51,663 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:35:51,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 00:35:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:35:51,819 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 00:35:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:35:51,941 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 00:35:51,941 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 00:35:51,942 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 00:35:51,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-24 00:35:52,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:35:52,153 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-24 00:35:52,273 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:35:52,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:35:52 BoogieIcfgContainer [2024-11-24 00:35:52,284 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:35:52,285 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:35:52,285 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:35:52,285 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:35:52,286 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:35:46" (3/4) ... [2024-11-24 00:35:52,289 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 00:35:52,294 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:35:52,295 INFO L158 Benchmark]: Toolchain (without parser) took 6800.32ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 119.2MB in the beginning and 353.8MB in the end (delta: -234.7MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2024-11-24 00:35:52,295 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:35:52,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.97ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 105.7MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:35:52,299 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.55ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 103.8MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:35:52,299 INFO L158 Benchmark]: Boogie Preprocessor took 69.77ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 101.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:35:52,299 INFO L158 Benchmark]: RCFGBuilder took 430.75ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 86.1MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 00:35:52,300 INFO L158 Benchmark]: TraceAbstraction took 5840.57ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 85.6MB in the beginning and 353.9MB in the end (delta: -268.3MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2024-11-24 00:35:52,300 INFO L158 Benchmark]: Witness Printer took 8.76ms. Allocated memory is still 427.8MB. Free memory was 353.9MB in the beginning and 353.8MB in the end (delta: 87.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:35:52,302 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.97ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 105.7MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.55ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 103.8MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.77ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 101.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 430.75ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 86.1MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 5840.57ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 85.6MB in the beginning and 353.9MB in the end (delta: -268.3MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Witness Printer took 8.76ms. Allocated memory is still 427.8MB. Free memory was 353.9MB in the beginning and 353.8MB in the end (delta: 87.0kB). 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 someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 101, overapproximation of someBinaryFLOATComparisonOperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 117, overapproximation of someBinaryArithmeticFLOAToperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 100.25; [L23] double var_1_5 = 1.9; [L24] double var_1_6 = 7.5; [L25] double var_1_7 = 64.25; [L26] signed long int var_1_8 = 2; [L27] signed long int var_1_9 = 1000000000; [L28] signed long int var_1_10 = 1000000000; [L29] signed long int var_1_11 = 1957998270; [L30] float var_1_12 = 50.25; [L31] float var_1_13 = 9.8; [L32] float var_1_14 = 25.5; [L33] float var_1_15 = 3.5; [L34] signed long int var_1_16 = -500; [L35] unsigned char var_1_17 = 1; [L36] unsigned char var_1_18 = 1; [L37] unsigned char var_1_19 = 0; [L38] double last_1_var_1_1 = 100.25; [L39] signed long int last_1_var_1_8 = 2; [L40] float last_1_var_1_12 = 50.25; [L41] signed long int last_1_var_1_16 = -500; [L42] unsigned char last_1_var_1_17 = 1; [L43] unsigned char last_1_var_1_19 = 0; VAL [isInitial=0, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_5=19/10, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L121] isInitial = 1 [L122] FCALL initially() [L124] CALL updateLastVariables() [L109] last_1_var_1_1 = var_1_1 [L110] last_1_var_1_8 = var_1_8 [L111] last_1_var_1_12 = var_1_12 [L112] last_1_var_1_16 = var_1_16 [L113] last_1_var_1_17 = var_1_17 [L114] last_1_var_1_19 = var_1_19 VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_5=19/10, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L124] RET updateLastVariables() [L125] CALL updateVariables() [L85] var_1_5 = __VERIFIER_nondet_double() [L86] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L86] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L87] var_1_6 = __VERIFIER_nondet_double() [L88] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L88] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L89] var_1_7 = __VERIFIER_nondet_double() [L90] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=1000000000] [L90] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=1000000000] [L91] var_1_9 = __VERIFIER_nondet_long() [L92] CALL assume_abort_if_not(var_1_9 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L92] RET assume_abort_if_not(var_1_9 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L93] CALL assume_abort_if_not(var_1_9 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L93] RET assume_abort_if_not(var_1_9 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L94] var_1_10 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_10 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L95] RET assume_abort_if_not(var_1_10 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L96] CALL assume_abort_if_not(var_1_10 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L96] RET assume_abort_if_not(var_1_10 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L97] var_1_11 = __VERIFIER_nondet_long() [L98] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L98] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L99] CALL assume_abort_if_not(var_1_11 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L99] RET assume_abort_if_not(var_1_11 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L100] var_1_14 = __VERIFIER_nondet_float() [L101] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L101] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L102] var_1_15 = __VERIFIER_nondet_float() [L103] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L103] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L104] var_1_18 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L105] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L106] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L106] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L125] RET updateVariables() [L126] CALL step() [L47] COND TRUE \read(last_1_var_1_17) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L48] COND FALSE !(var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375))) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L54] COND FALSE !((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L61] var_1_8 = (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16))))) [L62] signed long int stepLocal_1 = (((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9)); VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, stepLocal_1=-500, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=999, var_1_9=536870911] [L63] COND TRUE stepLocal_1 >= (var_1_16 - var_1_11) [L64] var_1_12 = var_1_7 VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=2, var_1_8=999, var_1_9=536870911] [L66] var_1_17 = (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18) [L67] signed long int stepLocal_2 = var_1_16; VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, stepLocal_2=-500, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=2, var_1_8=999, var_1_9=536870911] [L68] COND TRUE stepLocal_2 < var_1_11 [L69] var_1_13 = ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=2, var_1_8=999, var_1_9=536870911] [L73] signed long int stepLocal_0 = var_1_8; VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, stepLocal_0=999, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=2, var_1_8=999, var_1_9=536870911] [L74] COND FALSE !(\read(var_1_19)) [L81] var_1_1 = var_1_5 VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, stepLocal_0=999, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=3, var_1_5=3, var_1_7=2, var_1_8=999, var_1_9=536870911] [L126] RET step() [L127] CALL, EXPR property() [L117-L118] return ((((((var_1_19 ? ((var_1_8 >= var_1_8) ? (var_1_1 == ((double) (var_1_5 + var_1_6))) : (var_1_1 == ((double) (4.125 - var_1_7)))) : (var_1_1 == ((double) var_1_5))) && (var_1_8 == ((signed long int) (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16)))))))) && ((((((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9))) >= (var_1_16 - var_1_11)) ? (var_1_12 == ((float) var_1_7)) : 1)) && ((var_1_16 < var_1_11) ? (var_1_13 == ((float) ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f))) : (var_1_13 == ((float) (var_1_15 + ((((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)))))))) && (((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) ? ((var_1_11 != ((((last_1_var_1_8) < (var_1_10)) ? (last_1_var_1_8) : (var_1_10)))) ? (last_1_var_1_19 ? (var_1_16 == ((signed long int) last_1_var_1_8)) : 1) : 1) : 1)) && (var_1_17 == ((unsigned char) (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18)))) && (last_1_var_1_17 ? ((var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375))) ? (var_1_19 == ((unsigned char) var_1_18)) : 1) : (var_1_19 == ((unsigned char) var_1_18))) ; VAL [\result=0, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=3, var_1_5=3, var_1_7=2, var_1_8=999, var_1_9=536870911] [L127] RET, EXPR property() [L127] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=3, var_1_5=3, var_1_7=2, var_1_8=999, var_1_9=536870911] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=3, var_1_5=3, var_1_7=2, var_1_8=999, var_1_9=536870911] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 5, TraceHistogramMax: 13, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 250 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 238 mSDsluCounter, 721 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 438 mSDsCounter, 88 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 322 IncrementalHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 88 mSolverCounterUnsat, 283 mSDtfsCounter, 322 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 218 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=306occurred in iteration=4, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 25 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 733 NumberOfCodeBlocks, 733 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 543 ConstructedInterpolants, 0 QuantifiedInterpolants, 1158 SizeOfPredicates, 1 NumberOfNonLiveVariables, 496 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 1845/1872 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 [2024-11-24 00:35:52,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC --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 4cd105e2e8917dd3f7d377b2f41dc280a12f9a25d3b1400c29b9f9f8c55c6b00 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:35:55,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:35:55,212 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 00:35:55,218 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:35:55,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:35:55,262 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:35:55,263 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:35:55,263 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:35:55,263 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:35:55,263 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:35:55,264 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:35:55,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:35:55,264 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:35:55,264 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:35:55,264 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:35:55,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:35:55,265 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:35:55,265 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:35:55,265 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:35:55,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:35:55,265 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:35:55,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:35:55,266 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:35:55,266 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 00:35:55,266 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 00:35:55,266 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 00:35:55,266 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:35:55,266 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:35:55,267 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:35:55,267 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:35:55,267 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:35:55,267 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:35:55,267 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:35:55,267 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:35:55,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:35:55,268 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:35:55,268 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:35:55,268 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:35:55,268 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:35:55,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:35:55,268 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:35:55,269 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:35:55,269 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:35:55,269 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:35:55,269 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 00:35:55,269 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 00:35:55,269 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:35:55,269 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:35:55,270 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:35:55,270 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:35:55,270 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_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC 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 -> 4cd105e2e8917dd3f7d377b2f41dc280a12f9a25d3b1400c29b9f9f8c55c6b00 [2024-11-24 00:35:55,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:35:55,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:35:55,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:35:55,642 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:35:55,642 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:35:55,644 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-6.i [2024-11-24 00:35:58,708 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/data/a4a6c9b98/8350f08b579346bc8374cf70fcd96680/FLAGa827cc792 [2024-11-24 00:35:59,000 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:35:59,004 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-6.i [2024-11-24 00:35:59,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/data/a4a6c9b98/8350f08b579346bc8374cf70fcd96680/FLAGa827cc792 [2024-11-24 00:35:59,035 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/data/a4a6c9b98/8350f08b579346bc8374cf70fcd96680 [2024-11-24 00:35:59,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:35:59,040 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:35:59,043 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:35:59,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:35:59,049 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:35:59,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,052 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55cb51ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59, skipping insertion in model container [2024-11-24 00:35:59,052 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,077 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:35:59,246 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_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-6.i[912,925] [2024-11-24 00:35:59,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:35:59,344 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:35:59,355 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_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-6.i[912,925] [2024-11-24 00:35:59,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:35:59,412 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:35:59,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59 WrapperNode [2024-11-24 00:35:59,413 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:35:59,414 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:35:59,414 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:35:59,414 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:35:59,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,454 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124 [2024-11-24 00:35:59,454 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:35:59,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:35:59,455 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:35:59,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:35:59,464 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,468 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,481 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]. [2024-11-24 00:35:59,481 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,481 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,495 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,499 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:35:59,507 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:35:59,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:35:59,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:35:59,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (1/1) ... [2024-11-24 00:35:59,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:35:59,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:35:59,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:35:59,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:35:59,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:35:59,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 00:35:59,580 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:35:59,580 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:35:59,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:35:59,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:35:59,655 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:35:59,656 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:36:23,977 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-24 00:36:23,977 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:36:23,988 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:36:23,988 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:36:23,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:36:23 BoogieIcfgContainer [2024-11-24 00:36:23,989 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:36:23,991 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:36:23,992 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:36:23,997 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:36:23,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:35:59" (1/3) ... [2024-11-24 00:36:23,998 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f18f096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:36:23, skipping insertion in model container [2024-11-24 00:36:23,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:35:59" (2/3) ... [2024-11-24 00:36:23,998 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f18f096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:36:23, skipping insertion in model container [2024-11-24 00:36:23,999 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:36:23" (3/3) ... [2024-11-24 00:36:24,000 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-6.i [2024-11-24 00:36:24,013 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:36:24,015 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_normal_file-6.i that has 2 procedures, 53 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:36:24,083 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:36:24,099 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;@711b06f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:36:24,100 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:36:24,105 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 37 states have (on average 1.3783783783783783) internal successors, (51), 38 states have internal predecessors, (51), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-24 00:36:24,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-24 00:36:24,116 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:36:24,117 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:36:24,117 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:36:24,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:36:24,124 INFO L85 PathProgramCache]: Analyzing trace with hash -1507269492, now seen corresponding path program 1 times [2024-11-24 00:36:24,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:36:24,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [649582202] [2024-11-24 00:36:24,142 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:36:24,143 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 [2024-11-24 00:36:24,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:36:24,148 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:36:24,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:36:25,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:36:25,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:36:25,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:36:25,152 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-24 00:36:25,152 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:36:25,156 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:36:25,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [649582202] [2024-11-24 00:36:25,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [649582202] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:36:25,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:36:25,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:36:25,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92410584] [2024-11-24 00:36:25,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:36:25,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:36:25,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:36:25,188 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:36:25,188 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:36:25,191 INFO L87 Difference]: Start difference. First operand has 53 states, 37 states have (on average 1.3783783783783783) internal successors, (51), 38 states have internal predecessors, (51), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 00:36:25,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:36:25,222 INFO L93 Difference]: Finished difference Result 99 states and 161 transitions. [2024-11-24 00:36:25,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:36:25,225 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 91 [2024-11-24 00:36:25,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:36:25,234 INFO L225 Difference]: With dead ends: 99 [2024-11-24 00:36:25,234 INFO L226 Difference]: Without dead ends: 49 [2024-11-24 00:36:25,239 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:36:25,243 INFO L435 NwaCegarLoop]: 70 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, 70 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 [2024-11-24 00:36:25,244 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:36:25,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-11-24 00:36:25,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-11-24 00:36:25,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 34 states have internal predecessors, (44), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-24 00:36:25,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2024-11-24 00:36:25,282 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 91 [2024-11-24 00:36:25,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:36:25,283 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2024-11-24 00:36:25,283 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 00:36:25,283 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2024-11-24 00:36:25,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-24 00:36:25,286 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:36:25,286 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:36:25,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-24 00:36:25,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:36:25,487 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:36:25,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:36:25,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1317533642, now seen corresponding path program 1 times [2024-11-24 00:36:25,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:36:25,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1675011398] [2024-11-24 00:36:25,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:36:25,490 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 [2024-11-24 00:36:25,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:36:25,492 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:36:25,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:36:26,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:36:26,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:36:26,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:36:28,035 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-24 00:36:28,036 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:36:28,036 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:36:28,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1675011398] [2024-11-24 00:36:28,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1675011398] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:36:28,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:36:28,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:36:28,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429868540] [2024-11-24 00:36:28,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:36:28,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:36:28,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:36:28,039 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:36:28,040 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:36:28,040 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-24 00:36:32,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:36:36,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:36:41,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:36:45,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:36:45,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:36:45,009 INFO L93 Difference]: Finished difference Result 142 states and 205 transitions. [2024-11-24 00:36:45,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:36:45,097 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 91 [2024-11-24 00:36:45,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:36:45,099 INFO L225 Difference]: With dead ends: 142 [2024-11-24 00:36:45,099 INFO L226 Difference]: Without dead ends: 96 [2024-11-24 00:36:45,100 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:36:45,101 INFO L435 NwaCegarLoop]: 68 mSDtfsCounter, 54 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 27 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.9s IncrementalHoareTripleChecker+Time [2024-11-24 00:36:45,102 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 195 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 7 Invalid, 4 Unknown, 0 Unchecked, 16.9s Time] [2024-11-24 00:36:45,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-24 00:36:45,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 78. [2024-11-24 00:36:45,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 49 states have (on average 1.2040816326530612) internal successors, (59), 49 states have internal predecessors, (59), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-24 00:36:45,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2024-11-24 00:36:45,124 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 91 [2024-11-24 00:36:45,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:36:45,125 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2024-11-24 00:36:45,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-24 00:36:45,125 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2024-11-24 00:36:45,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-24 00:36:45,159 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:36:45,159 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:36:45,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:36:45,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:36:45,360 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:36:45,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:36:45,361 INFO L85 PathProgramCache]: Analyzing trace with hash -2120436618, now seen corresponding path program 1 times [2024-11-24 00:36:45,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:36:45,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [914334544] [2024-11-24 00:36:45,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:36:45,362 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 [2024-11-24 00:36:45,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:36:45,364 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:36:45,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:36:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:36:46,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 00:36:46,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:36:49,243 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 166 proven. 15 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2024-11-24 00:36:49,243 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:36:51,257 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-24 00:36:51,258 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:36:51,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [914334544] [2024-11-24 00:36:51,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [914334544] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 00:36:51,258 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:36:51,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 12 [2024-11-24 00:36:51,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18200802] [2024-11-24 00:36:51,259 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:36:51,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 00:36:51,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:36:51,260 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 00:36:51,260 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:36:51,261 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand has 12 states, 12 states have (on average 5.25) internal successors, (63), 12 states have internal predecessors, (63), 4 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2024-11-24 00:36:56,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:01,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:05,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:09,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:13,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:17,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:21,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:25,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:29,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:33,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:37,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:41,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:45,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:49,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:53,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:57,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:02,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:06,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:10,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:14,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:18,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:22,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:26,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:30,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:34,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:38,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:38,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:38:38,870 INFO L93 Difference]: Finished difference Result 207 states and 291 transitions. [2024-11-24 00:38:38,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 00:38:38,871 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.25) internal successors, (63), 12 states have internal predecessors, (63), 4 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) Word has length 92 [2024-11-24 00:38:38,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:38:38,874 INFO L225 Difference]: With dead ends: 207 [2024-11-24 00:38:38,874 INFO L226 Difference]: Without dead ends: 161 [2024-11-24 00:38:38,875 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2024-11-24 00:38:38,876 INFO L435 NwaCegarLoop]: 47 mSDtfsCounter, 139 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 19 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 106.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 107.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:38:38,877 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 225 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 254 Invalid, 24 Unknown, 0 Unchecked, 107.2s Time] [2024-11-24 00:38:38,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-24 00:38:38,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 130. [2024-11-24 00:38:38,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 85 states have (on average 1.223529411764706) internal successors, (104), 85 states have internal predecessors, (104), 39 states have call successors, (39), 5 states have call predecessors, (39), 5 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-24 00:38:38,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 182 transitions. [2024-11-24 00:38:38,921 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 182 transitions. Word has length 92 [2024-11-24 00:38:38,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:38:38,921 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 182 transitions. [2024-11-24 00:38:38,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.25) internal successors, (63), 12 states have internal predecessors, (63), 4 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2024-11-24 00:38:38,922 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 182 transitions. [2024-11-24 00:38:38,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-24 00:38:38,923 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:38:38,923 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:38:38,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-24 00:38:39,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:38:39,124 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:38:39,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:38:39,125 INFO L85 PathProgramCache]: Analyzing trace with hash 399523316, now seen corresponding path program 1 times [2024-11-24 00:38:39,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:38:39,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [251448069] [2024-11-24 00:38:39,125 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:38:39,125 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 [2024-11-24 00:38:39,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:38:39,127 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:38:39,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:38:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:38:39,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 00:38:39,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:38:41,108 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-11-24 00:38:41,109 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:38:41,109 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:38:41,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [251448069] [2024-11-24 00:38:41,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [251448069] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:38:41,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:38:41,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 00:38:41,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894837748] [2024-11-24 00:38:41,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:38:41,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 00:38:41,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:38:41,112 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 00:38:41,112 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:38:41,112 INFO L87 Difference]: Start difference. First operand 130 states and 182 transitions. Second operand has 9 states, 9 states have (on average 4.0) internal successors, (36), 8 states have internal predecessors, (36), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 00:38:46,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:50,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:54,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:58,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:02,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:06,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:10,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:14,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:18,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:22,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:26,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:30,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:34,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:40,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:44,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:48,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:52,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:56,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:56,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:39:56,820 INFO L93 Difference]: Finished difference Result 358 states and 482 transitions. [2024-11-24 00:39:56,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-24 00:39:56,850 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.0) internal successors, (36), 8 states have internal predecessors, (36), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 92 [2024-11-24 00:39:56,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:39:56,853 INFO L225 Difference]: With dead ends: 358 [2024-11-24 00:39:56,854 INFO L226 Difference]: Without dead ends: 264 [2024-11-24 00:39:56,855 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2024-11-24 00:39:56,856 INFO L435 NwaCegarLoop]: 83 mSDtfsCounter, 103 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 26 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 74.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 74.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:39:56,856 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 302 Invalid, 293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 251 Invalid, 16 Unknown, 0 Unchecked, 74.6s Time] [2024-11-24 00:39:56,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2024-11-24 00:39:56,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 262. [2024-11-24 00:39:56,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 178 states have (on average 1.202247191011236) internal successors, (214), 178 states have internal predecessors, (214), 65 states have call successors, (65), 18 states have call predecessors, (65), 18 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-24 00:39:56,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 344 transitions. [2024-11-24 00:39:56,900 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 344 transitions. Word has length 92 [2024-11-24 00:39:56,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:39:56,900 INFO L471 AbstractCegarLoop]: Abstraction has 262 states and 344 transitions. [2024-11-24 00:39:56,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.0) internal successors, (36), 8 states have internal predecessors, (36), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 00:39:56,901 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 344 transitions. [2024-11-24 00:39:56,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-24 00:39:56,902 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:39:56,902 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:39:56,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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)] Ended with exit code 0 [2024-11-24 00:39:57,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:39:57,103 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:39:57,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:39:57,104 INFO L85 PathProgramCache]: Analyzing trace with hash 657688754, now seen corresponding path program 1 times [2024-11-24 00:39:57,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:39:57,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1146963970] [2024-11-24 00:39:57,104 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:39:57,104 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:39:57,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:39:57,106 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:39:57,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd29430-deb5-4d9a-a0cc-6d14cbece0b9/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-24 00:39:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:39:58,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-24 00:39:58,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:40:53,200 WARN L286 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:41:01,359 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:41:09,520 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:41:17,633 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:41:25,743 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:41:33,858 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:41:41,974 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:41:50,096 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:41:58,212 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:42:06,336 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:42:14,451 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:42:22,564 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:42:29,478 WARN L286 SmtUtils]: Spent 6.91s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:42:37,597 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:42:45,715 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:42:53,831 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:43:01,955 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:43:10,071 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:43:18,201 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:43:24,480 WARN L286 SmtUtils]: Spent 6.28s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:43:32,610 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:43:40,734 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:43:48,884 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:43:57,003 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:44:01,041 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse2 (fp.mul c_currentRoundingMode c_~last_1_var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 507.0 8.0)))) (.cse1 (fp.lt c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (and (= (bvadd (_ bv500 32) c_~var_1_16~0) (_ bv0 32)) (bvsge c_~var_1_9~0 (_ bv536870911 32)) (fp.geq c_~var_1_15~0 .cse0) (or (not .cse1) (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode (fp.neg c_~var_1_5~0) .cse2)))) (= c_~last_1_var_1_19~0 c_~var_1_19~0) (fp.leq c_~var_1_15~0 .cse3) (bvsge c_~var_1_11~0 (_ bv1073741823 32)) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (bvsle c_~var_1_10~0 (_ bv1073741823 32)) (fp.geq c_~var_1_14~0 .cse0) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_5~0 .cse5)))) (fp.geq c_~var_1_7~0 .cse5) (= (_ bv1 8) c_~last_1_var_1_17~0) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode c_~var_1_5~0 .cse2))) .cse1) (fp.leq c_~var_1_14~0 .cse3) (bvsle c_~var_1_9~0 (_ bv1073741823 32)) (= (_ bv0 32) (bvadd (_ bv500 32) c_~last_1_var_1_16~0)) (= c_currentRoundingMode roundNearestTiesToEven) (bvsge c_~var_1_10~0 (_ bv536870911 32))))) is different from false [2024-11-24 00:44:05,094 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse2 (fp.mul c_currentRoundingMode c_~last_1_var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 507.0 8.0)))) (.cse1 (fp.lt c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (and (= (bvadd (_ bv500 32) c_~var_1_16~0) (_ bv0 32)) (bvsge c_~var_1_9~0 (_ bv536870911 32)) (fp.geq c_~var_1_15~0 .cse0) (or (not .cse1) (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode (fp.neg c_~var_1_5~0) .cse2)))) (= c_~last_1_var_1_19~0 c_~var_1_19~0) (fp.leq c_~var_1_15~0 .cse3) (bvsge c_~var_1_11~0 (_ bv1073741823 32)) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (bvsle c_~var_1_10~0 (_ bv1073741823 32)) (fp.geq c_~var_1_14~0 .cse0) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_5~0 .cse5)))) (fp.geq c_~var_1_7~0 .cse5) (= (_ bv1 8) c_~last_1_var_1_17~0) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode c_~var_1_5~0 .cse2))) .cse1) (fp.leq c_~var_1_14~0 .cse3) (bvsle c_~var_1_9~0 (_ bv1073741823 32)) (= (_ bv0 32) (bvadd (_ bv500 32) c_~last_1_var_1_16~0)) (= c_currentRoundingMode roundNearestTiesToEven) (bvsge c_~var_1_10~0 (_ bv536870911 32))))) is different from true [2024-11-24 00:44:13,206 WARN L286 SmtUtils]: Spent 8.08s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:44:21,316 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:44:29,433 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:44:37,546 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:44:45,663 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:44:53,783 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:45:01,904 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:45:10,017 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:45:18,130 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:45:25,542 WARN L286 SmtUtils]: Spent 7.41s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:45:33,658 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:45:41,785 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:45:49,918 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:45:58,029 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:46:06,147 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:46:14,266 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:46:22,372 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:46:30,484 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:46:38,606 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:46:45,304 WARN L286 SmtUtils]: Spent 6.70s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:46:53,427 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:47:01,592 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:47:09,722 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:47:17,853 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:47:25,964 WARN L286 SmtUtils]: Spent 8.08s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:47:34,101 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:47:42,240 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:47:50,369 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:47:57,935 WARN L286 SmtUtils]: Spent 7.57s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:48:06,122 WARN L286 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:48:14,253 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:48:22,402 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:48:30,595 WARN L286 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:48:38,755 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:48:46,887 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:48:55,021 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:49:03,169 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:49:14,051 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:49:21,342 WARN L286 SmtUtils]: Spent 7.29s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:49:29,545 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:49:37,747 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:49:45,918 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:49:54,064 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:50:02,213 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:50:10,365 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:50:18,550 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:50:26,749 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:50:34,915 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:50:38,957 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse2 (fp.mul c_currentRoundingMode c_~last_1_var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 507.0 8.0)))) (.cse1 (fp.lt c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (and (= (bvadd c_~var_1_10~0 c_~var_1_9~0 (_ bv500 32) (bvneg (bvadd c_~var_1_11~0 (_ bv4294966796 32)))) c_~var_1_8~0) (= (bvadd (_ bv500 32) c_~var_1_16~0) (_ bv0 32)) (bvsge c_~var_1_9~0 (_ bv536870911 32)) (fp.geq c_~var_1_15~0 .cse0) (or (not .cse1) (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode (fp.neg c_~var_1_5~0) .cse2)))) (= c_~last_1_var_1_19~0 c_~var_1_19~0) (fp.leq c_~var_1_15~0 .cse3) (bvsge c_~var_1_11~0 (_ bv1073741823 32)) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (bvsle c_~var_1_10~0 (_ bv1073741823 32)) (fp.geq c_~var_1_14~0 .cse0) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_5~0 .cse5)))) (fp.geq c_~var_1_7~0 .cse5) (= (_ bv1 8) c_~last_1_var_1_17~0) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode c_~var_1_5~0 .cse2))) .cse1) (fp.leq c_~var_1_14~0 .cse3) (bvsle c_~var_1_9~0 (_ bv1073741823 32)) (= (_ bv0 32) (bvadd (_ bv500 32) c_~last_1_var_1_16~0)) (= c_currentRoundingMode roundNearestTiesToEven) (bvsge c_~var_1_10~0 (_ bv536870911 32))))) is different from false [2024-11-24 00:50:43,006 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse2 (fp.mul c_currentRoundingMode c_~last_1_var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 507.0 8.0)))) (.cse1 (fp.lt c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (and (= (bvadd c_~var_1_10~0 c_~var_1_9~0 (_ bv500 32) (bvneg (bvadd c_~var_1_11~0 (_ bv4294966796 32)))) c_~var_1_8~0) (= (bvadd (_ bv500 32) c_~var_1_16~0) (_ bv0 32)) (bvsge c_~var_1_9~0 (_ bv536870911 32)) (fp.geq c_~var_1_15~0 .cse0) (or (not .cse1) (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode (fp.neg c_~var_1_5~0) .cse2)))) (= c_~last_1_var_1_19~0 c_~var_1_19~0) (fp.leq c_~var_1_15~0 .cse3) (bvsge c_~var_1_11~0 (_ bv1073741823 32)) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (bvsle c_~var_1_10~0 (_ bv1073741823 32)) (fp.geq c_~var_1_14~0 .cse0) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_5~0 .cse5)))) (fp.geq c_~var_1_7~0 .cse5) (= (_ bv1 8) c_~last_1_var_1_17~0) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode c_~var_1_5~0 .cse2))) .cse1) (fp.leq c_~var_1_14~0 .cse3) (bvsle c_~var_1_9~0 (_ bv1073741823 32)) (= (_ bv0 32) (bvadd (_ bv500 32) c_~last_1_var_1_16~0)) (= c_currentRoundingMode roundNearestTiesToEven) (bvsge c_~var_1_10~0 (_ bv536870911 32))))) is different from true [2024-11-24 00:50:51,237 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:50:59,374 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)