./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.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_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 ba06880449cc9eb48584427dad875518cd896e20dec3ed5b33045e3e8689f7a3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 18:22:56,391 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:22:56,492 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 18:22:56,499 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:22:56,502 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:22:56,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:22:56,539 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:22:56,540 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:22:56,540 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 18:22:56,541 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 18:22:56,542 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 18:22:56,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 18:22:56,542 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:22:56,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:22:56,543 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:22:56,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:22:56,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 18:22:56,544 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 18:22:56,544 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 18:22:56,544 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 18:22:56,544 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:22:56,545 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 18:22:56,545 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 18:22:56,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 18:22:56,545 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 18:22:56,545 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 18:22:56,545 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:22:56,545 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:22:56,545 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 18:22:56,546 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:22:56,546 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:22:56,546 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:22:56,546 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:22:56,547 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:22:56,547 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:22:56,547 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:22:56,547 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:22:56,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:22:56,548 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:22:56,548 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 18:22:56,548 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 18:22:56,548 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 18:22:56,548 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 18:22:56,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 18:22:56,548 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 18:22:56,548 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 18:22:56,548 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 18:22:56,548 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 18:22:56,548 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_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 -> ba06880449cc9eb48584427dad875518cd896e20dec3ed5b33045e3e8689f7a3 [2024-11-23 18:22:56,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:22:56,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:22:56,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:22:56,934 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:22:56,935 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:22:56,936 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i [2024-11-23 18:22:59,956 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/data/d643f934b/da0f818ff47a40a3b809621cc5b0e8ef/FLAG6434b4d6c [2024-11-23 18:23:00,277 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:23:00,278 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i [2024-11-23 18:23:00,294 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/data/d643f934b/da0f818ff47a40a3b809621cc5b0e8ef/FLAG6434b4d6c [2024-11-23 18:23:00,317 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/data/d643f934b/da0f818ff47a40a3b809621cc5b0e8ef [2024-11-23 18:23:00,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:23:00,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:23:00,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:23:00,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:23:00,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:23:00,335 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,336 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d6345ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00, skipping insertion in model container [2024-11-23 18:23:00,336 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,366 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:23:00,543 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_7b8963a9-1b09-4222-b28d-38c104c5cd70/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i[918,931] [2024-11-23 18:23:00,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:23:00,660 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 18:23:00,676 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_7b8963a9-1b09-4222-b28d-38c104c5cd70/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i[918,931] [2024-11-23 18:23:00,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:23:00,737 INFO L204 MainTranslator]: Completed translation [2024-11-23 18:23:00,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00 WrapperNode [2024-11-23 18:23:00,738 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:23:00,739 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 18:23:00,739 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 18:23:00,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 18:23:00,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,760 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,810 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 170 [2024-11-23 18:23:00,811 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 18:23:00,811 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 18:23:00,811 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 18:23:00,811 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 18:23:00,821 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,825 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,843 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]. [2024-11-23 18:23:00,844 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,852 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,854 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,857 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,860 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,865 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 18:23:00,866 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 18:23:00,866 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 18:23:00,866 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 18:23:00,867 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (1/1) ... [2024-11-23 18:23:00,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:23:00,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:23:00,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 18:23:00,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 18:23:00,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 18:23:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 18:23:00,945 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 18:23:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 18:23:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 18:23:00,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 18:23:01,040 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 18:23:01,042 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 18:23:01,612 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-23 18:23:01,612 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 18:23:01,630 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 18:23:01,630 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 18:23:01,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:23:01 BoogieIcfgContainer [2024-11-23 18:23:01,631 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 18:23:01,633 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 18:23:01,633 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 18:23:01,639 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 18:23:01,640 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:23:00" (1/3) ... [2024-11-23 18:23:01,641 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e401597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:23:01, skipping insertion in model container [2024-11-23 18:23:01,642 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:00" (2/3) ... [2024-11-23 18:23:01,642 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e401597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:23:01, skipping insertion in model container [2024-11-23 18:23:01,642 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:23:01" (3/3) ... [2024-11-23 18:23:01,644 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i [2024-11-23 18:23:01,675 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 18:23:01,678 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i that has 2 procedures, 74 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 18:23:01,751 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 18:23:01,761 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;@4d32687, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 18:23:01,761 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 18:23:01,765 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-23 18:23:01,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-23 18:23:01,779 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:23:01,780 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:23:01,781 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:23:01,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:23:01,787 INFO L85 PathProgramCache]: Analyzing trace with hash 901023236, now seen corresponding path program 1 times [2024-11-23 18:23:01,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:23:01,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342491274] [2024-11-23 18:23:01,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:23:01,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:23:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:23:02,183 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-11-23 18:23:02,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:23:02,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342491274] [2024-11-23 18:23:02,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342491274] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:23:02,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [828129794] [2024-11-23 18:23:02,189 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:23:02,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:23:02,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:23:02,193 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:23:02,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 18:23:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:23:02,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 18:23:02,440 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:23:02,479 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-11-23 18:23:02,480 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 18:23:02,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [828129794] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:23:02,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 18:23:02,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 18:23:02,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899962313] [2024-11-23 18:23:02,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:23:02,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 18:23:02,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:23:02,510 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 18:23:02,510 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 18:23:02,514 INFO L87 Difference]: Start difference. First operand has 74 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-23 18:23:02,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:23:02,550 INFO L93 Difference]: Finished difference Result 141 states and 243 transitions. [2024-11-23 18:23:02,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 18:23:02,552 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 132 [2024-11-23 18:23:02,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:23:02,560 INFO L225 Difference]: With dead ends: 141 [2024-11-23 18:23:02,561 INFO L226 Difference]: Without dead ends: 70 [2024-11-23 18:23:02,566 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 18:23:02,570 INFO L435 NwaCegarLoop]: 107 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, 107 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 [2024-11-23 18:23:02,573 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:23:02,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-23 18:23:02,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-23 18:23:02,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 49 states have internal predecessors, (69), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-23 18:23:02,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 107 transitions. [2024-11-23 18:23:02,611 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 107 transitions. Word has length 132 [2024-11-23 18:23:02,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:23:02,612 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 107 transitions. [2024-11-23 18:23:02,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-23 18:23:02,612 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions. [2024-11-23 18:23:02,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-23 18:23:02,617 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:23:02,617 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:23:02,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 18:23:02,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-23 18:23:02,818 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:23:02,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:23:02,819 INFO L85 PathProgramCache]: Analyzing trace with hash -481830404, now seen corresponding path program 1 times [2024-11-23 18:23:02,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:23:02,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151353373] [2024-11-23 18:23:02,819 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:23:02,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:23:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:23:04,367 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-23 18:23:04,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:23:04,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151353373] [2024-11-23 18:23:04,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151353373] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:23:04,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:23:04,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 18:23:04,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080365919] [2024-11-23 18:23:04,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:23:04,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 18:23:04,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:23:04,372 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 18:23:04,373 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-23 18:23:04,373 INFO L87 Difference]: Start difference. First operand 70 states and 107 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-23 18:23:05,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:23:05,108 INFO L93 Difference]: Finished difference Result 234 states and 361 transitions. [2024-11-23 18:23:05,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 18:23:05,109 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 132 [2024-11-23 18:23:05,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:23:05,112 INFO L225 Difference]: With dead ends: 234 [2024-11-23 18:23:05,114 INFO L226 Difference]: Without dead ends: 167 [2024-11-23 18:23:05,115 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-23 18:23:05,117 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 197 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-23 18:23:05,117 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 377 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-23 18:23:05,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-11-23 18:23:05,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 127. [2024-11-23 18:23:05,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 86 states have (on average 1.3953488372093024) internal successors, (120), 86 states have internal predecessors, (120), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-23 18:23:05,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 196 transitions. [2024-11-23 18:23:05,164 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 196 transitions. Word has length 132 [2024-11-23 18:23:05,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:23:05,165 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 196 transitions. [2024-11-23 18:23:05,165 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-23 18:23:05,165 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 196 transitions. [2024-11-23 18:23:05,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-23 18:23:05,171 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:23:05,171 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:23:05,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 18:23:05,172 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:23:05,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:23:05,173 INFO L85 PathProgramCache]: Analyzing trace with hash 219234174, now seen corresponding path program 1 times [2024-11-23 18:23:05,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:23:05,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35720406] [2024-11-23 18:23:05,173 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:23:05,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:23:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-23 18:23:05,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [203742990] [2024-11-23 18:23:05,460 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:23:05,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:23:05,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:23:05,463 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:23:05,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 18:23:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:23:06,104 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:23:06,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:23:06,374 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 18:23:06,375 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 18:23:06,376 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 18:23:06,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-23 18:23:06,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:23:06,582 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-23 18:23:06,717 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 18:23:06,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:23:06 BoogieIcfgContainer [2024-11-23 18:23:06,721 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 18:23:06,721 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 18:23:06,722 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 18:23:06,722 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 18:23:06,723 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:23:01" (3/4) ... [2024-11-23 18:23:06,725 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 18:23:06,727 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 18:23:06,728 INFO L158 Benchmark]: Toolchain (without parser) took 6406.14ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 91.9MB in the beginning and 90.5MB in the end (delta: 1.3MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2024-11-23 18:23:06,728 INFO L158 Benchmark]: CDTParser took 1.38ms. Allocated memory is still 117.4MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:23:06,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.64ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 76.4MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 18:23:06,729 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.67ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 72.0MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:23:06,730 INFO L158 Benchmark]: Boogie Preprocessor took 54.49ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 64.6MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 18:23:06,730 INFO L158 Benchmark]: RCFGBuilder took 764.47ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 39.6MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-23 18:23:06,732 INFO L158 Benchmark]: TraceAbstraction took 5087.72ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 39.0MB in the beginning and 90.6MB in the end (delta: -51.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:23:06,732 INFO L158 Benchmark]: Witness Printer took 5.37ms. Allocated memory is still 151.0MB. Free memory was 90.6MB in the beginning and 90.5MB in the end (delta: 17.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:23:06,734 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38ms. Allocated memory is still 117.4MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.64ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 76.4MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.67ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 72.0MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.49ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 64.6MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 764.47ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 39.6MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 5087.72ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 39.0MB in the beginning and 90.6MB in the end (delta: -51.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.37ms. Allocated memory is still 151.0MB. Free memory was 90.6MB in the beginning and 90.5MB in the end (delta: 17.6kB). 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 someBinaryArithmeticDOUBLEoperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 150, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 148, overapproximation of someBinaryDOUBLEComparisonOperation at line 166, overapproximation of someBinaryDOUBLEComparisonOperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 146. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 10; [L23] unsigned char var_1_4 = 128; [L24] unsigned char var_1_5 = 1; [L25] unsigned long int var_1_6 = 5; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 64; [L28] unsigned char var_1_11 = 64; [L29] unsigned short int var_1_12 = 25; [L30] unsigned short int var_1_14 = 31408; [L31] double var_1_15 = 64.375; [L32] double var_1_16 = 10.85; [L33] double var_1_17 = 128.8; [L34] double var_1_18 = 2.6; [L35] unsigned char var_1_19 = 0; [L36] unsigned char var_1_20 = 0; [L37] signed short int var_1_21 = -64; [L38] signed long int var_1_22 = -32; [L39] signed char var_1_26 = 25; [L40] signed char var_1_27 = 4; [L41] unsigned long int var_1_28 = 32; [L42] signed short int var_1_30 = 5; [L43] unsigned long int var_1_32 = 4; [L44] float var_1_34 = 31.25; [L45] double var_1_39 = 7.4; [L46] signed long int var_1_44 = 25; [L47] unsigned short int last_1_var_1_12 = 25; [L48] double last_1_var_1_15 = 64.375; VAL [isInitial=0, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L170] isInitial = 1 [L171] FCALL initially() [L173] CALL updateLastVariables() [L162] last_1_var_1_12 = var_1_12 [L163] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L173] RET updateLastVariables() [L174] CALL updateVariables() [L130] var_1_4 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=1, var_1_6=5, var_1_9=0] [L131] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=1, var_1_6=5, var_1_9=0] [L132] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=1, var_1_6=5, var_1_9=0] [L132] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=1, var_1_6=5, var_1_9=0] [L133] var_1_5 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_6=5, var_1_9=0] [L134] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_6=5, var_1_9=0] [L135] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L135] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L136] var_1_10 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L137] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L138] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L138] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L139] var_1_11 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_11 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L140] RET assume_abort_if_not(var_1_11 >= 64) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L141] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L141] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L142] var_1_14 = __VERIFIER_nondet_ushort() [L143] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L143] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L144] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L144] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L145] var_1_16 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L146] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L147] var_1_17 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L148] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L149] var_1_18 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L150] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L151] var_1_20 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L152] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L153] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L153] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L154] var_1_26 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_26 >= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L155] RET assume_abort_if_not(var_1_26 >= 16) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L156] CALL assume_abort_if_not(var_1_26 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L156] RET assume_abort_if_not(var_1_26 <= 32) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L157] var_1_27 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L158] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L159] CALL assume_abort_if_not(var_1_27 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L159] RET assume_abort_if_not(var_1_27 <= 16) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L174] RET updateVariables() [L175] CALL step() [L52] COND FALSE !(last_1_var_1_12 > var_1_4) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L57] COND FALSE !(((- 64) + var_1_6) == var_1_6) [L60] var_1_1 = (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L62] COND TRUE var_1_17 == ((((32.5) < (var_1_15)) ? (32.5) : (var_1_15))) [L63] var_1_30 = var_1_27 VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L73] COND TRUE var_1_5 == (var_1_6 / var_1_4) [L74] var_1_9 = ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L78] COND FALSE !(-256 < (var_1_6 * 10)) [L83] var_1_39 = var_1_16 VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=2, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L85] var_1_21 = var_1_10 VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=2, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L86] COND TRUE 8.4 <= var_1_15 [L87] var_1_28 = (((((((var_1_5) < (var_1_1)) ? (var_1_5) : (var_1_1))) < 0 ) ? -((((var_1_5) < (var_1_1)) ? (var_1_5) : (var_1_1))) : ((((var_1_5) < (var_1_1)) ? (var_1_5) : (var_1_1))))) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=2, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L91] unsigned long int stepLocal_3 = var_1_6; [L92] unsigned char stepLocal_2 = var_1_4; VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_2=-639, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=2, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L93] COND FALSE !(stepLocal_2 < var_1_1) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=2, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L98] EXPR ((((var_1_6) < (var_1_4)) ? (var_1_6) : (var_1_4))) >> (var_1_26 - var_1_27) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=2, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L98] COND FALSE !(var_1_4 <= (((((var_1_6) < (var_1_4)) ? (var_1_6) : (var_1_4))) >> (var_1_26 - var_1_27))) [L101] var_1_22 = var_1_4 VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=2, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=129, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L103] unsigned long int stepLocal_0 = (((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4)); VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_0=129, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=212991, var_1_15=515/8, var_1_16=2, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=129, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L104] COND TRUE ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) <= stepLocal_0 [L105] var_1_12 = ((var_1_14 - var_1_5) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=212991, var_1_15=515/8, var_1_16=2, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=129, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L109] COND FALSE !(\read(var_1_20)) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=212991, var_1_15=515/8, var_1_16=2, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=129, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=25, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L112] var_1_44 = var_1_4 [L113] signed long int stepLocal_1 = ~ (var_1_5 * var_1_1); VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_1=-1, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=212991, var_1_15=515/8, var_1_16=2, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=129, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=129, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L114] COND TRUE stepLocal_1 <= var_1_12 [L115] var_1_15 = (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=212991, var_1_15=3, var_1_16=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=129, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=129, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L119] COND FALSE !(\read(var_1_20)) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=212991, var_1_15=3, var_1_16=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=129, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=129, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L175] RET step() [L176] CALL, EXPR property() [L166-L167] return (((((((((- 64) + var_1_6) == var_1_6) ? (var_1_1 == ((unsigned char) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - var_1_5))) : (var_1_1 == ((unsigned char) (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64)))) && ((last_1_var_1_12 > var_1_4) ? (((- last_1_var_1_15) < last_1_var_1_15) ? (var_1_6 == ((unsigned long int) 10u)) : 1) : 1)) && ((var_1_5 == (var_1_6 / var_1_4)) ? (var_1_9 == ((unsigned char) ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) : (var_1_9 == ((unsigned char) ((var_1_10 + var_1_11) - var_1_5))))) && ((((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) <= ((((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4)))) ? (var_1_12 == ((unsigned short int) ((var_1_14 - var_1_5) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))) : (var_1_12 == ((unsigned short int) var_1_6)))) && (((~ (var_1_5 * var_1_1)) <= var_1_12) ? (var_1_15 == ((double) (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))))) : (var_1_15 == ((double) ((((((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) < (var_1_18)) ? (((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) : (var_1_18))))))) && ((var_1_4 < var_1_1) ? ((var_1_6 > var_1_21) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_21 == ((signed short int) var_1_10)) ; VAL [\result=0, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=212991, var_1_15=3, var_1_16=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=129, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=129, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L176] RET, EXPR property() [L176] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=212991, var_1_15=3, var_1_16=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=129, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=129, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=212991, var_1_15=3, var_1_16=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=129, var_1_26=16, var_1_27=16, var_1_28=0, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=2, var_1_44=129, var_1_4=-639, var_1_5=0, var_1_6=5, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.9s, OverallIterations: 3, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 197 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 197 mSDsluCounter, 484 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 288 mSDsCounter, 62 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 197 IncrementalHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 62 mSolverCounterUnsat, 196 mSDtfsCounter, 197 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=2, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 40 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 660 NumberOfCodeBlocks, 660 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 393 ConstructedInterpolants, 0 QuantifiedInterpolants, 1044 SizeOfPredicates, 0 NumberOfNonLiveVariables, 326 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2016/2052 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 [2024-11-23 18:23:06,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 ba06880449cc9eb48584427dad875518cd896e20dec3ed5b33045e3e8689f7a3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 18:23:09,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:23:09,710 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 18:23:09,717 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:23:09,718 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:23:09,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:23:09,744 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:23:09,745 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:23:09,745 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 18:23:09,745 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 18:23:09,745 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 18:23:09,746 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 18:23:09,746 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:23:09,746 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:23:09,746 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:23:09,746 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:23:09,746 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 18:23:09,746 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 18:23:09,747 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 18:23:09,747 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:23:09,747 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 18:23:09,747 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 18:23:09,747 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 18:23:09,748 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 18:23:09,748 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 18:23:09,748 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 18:23:09,748 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 18:23:09,748 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 18:23:09,748 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:23:09,748 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:23:09,749 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 18:23:09,749 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:23:09,749 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:23:09,749 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:23:09,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:23:09,749 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:23:09,749 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:23:09,749 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:23:09,750 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:23:09,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:23:09,750 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:23:09,750 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 18:23:09,750 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 18:23:09,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 18:23:09,750 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 18:23:09,750 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 18:23:09,750 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 18:23:09,750 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 18:23:09,750 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 18:23:09,750 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 18:23:09,750 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_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 -> ba06880449cc9eb48584427dad875518cd896e20dec3ed5b33045e3e8689f7a3 [2024-11-23 18:23:10,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:23:10,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:23:10,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:23:10,154 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:23:10,154 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:23:10,156 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i [2024-11-23 18:23:13,327 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/data/7c2d94faa/d152a095844b4e64b8e7edaa97701d21/FLAG038de1c6e [2024-11-23 18:23:13,661 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:23:13,662 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i [2024-11-23 18:23:13,671 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/data/7c2d94faa/d152a095844b4e64b8e7edaa97701d21/FLAG038de1c6e [2024-11-23 18:23:13,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/data/7c2d94faa/d152a095844b4e64b8e7edaa97701d21 [2024-11-23 18:23:13,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:23:13,697 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:23:13,700 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:23:13,700 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:23:13,706 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:23:13,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:23:13" (1/1) ... [2024-11-23 18:23:13,709 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35790a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:13, skipping insertion in model container [2024-11-23 18:23:13,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:23:13" (1/1) ... [2024-11-23 18:23:13,735 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:23:13,916 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_7b8963a9-1b09-4222-b28d-38c104c5cd70/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i[918,931] [2024-11-23 18:23:14,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:23:14,060 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 18:23:14,074 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_7b8963a9-1b09-4222-b28d-38c104c5cd70/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i[918,931] [2024-11-23 18:23:14,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:23:14,169 INFO L204 MainTranslator]: Completed translation [2024-11-23 18:23:14,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14 WrapperNode [2024-11-23 18:23:14,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:23:14,172 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 18:23:14,172 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 18:23:14,172 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 18:23:14,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (1/1) ... [2024-11-23 18:23:14,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (1/1) ... [2024-11-23 18:23:14,242 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 161 [2024-11-23 18:23:14,242 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 18:23:14,243 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 18:23:14,243 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 18:23:14,243 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 18:23:14,258 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (1/1) ... [2024-11-23 18:23:14,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (1/1) ... [2024-11-23 18:23:14,262 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (1/1) ... [2024-11-23 18:23:14,286 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]. [2024-11-23 18:23:14,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (1/1) ... [2024-11-23 18:23:14,286 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (1/1) ... [2024-11-23 18:23:14,303 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (1/1) ... [2024-11-23 18:23:14,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (1/1) ... [2024-11-23 18:23:14,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (1/1) ... [2024-11-23 18:23:14,322 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (1/1) ... [2024-11-23 18:23:14,323 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (1/1) ... [2024-11-23 18:23:14,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 18:23:14,331 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 18:23:14,331 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 18:23:14,331 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 18:23:14,332 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (1/1) ... [2024-11-23 18:23:14,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:23:14,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:23:14,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 18:23:14,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 18:23:14,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 18:23:14,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 18:23:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 18:23:14,406 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 18:23:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 18:23:14,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 18:23:14,503 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 18:23:14,504 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 18:23:15,532 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-23 18:23:15,532 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 18:23:15,543 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 18:23:15,543 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 18:23:15,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:23:15 BoogieIcfgContainer [2024-11-23 18:23:15,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 18:23:15,546 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 18:23:15,546 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 18:23:15,551 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 18:23:15,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:23:13" (1/3) ... [2024-11-23 18:23:15,552 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@595e9dc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:23:15, skipping insertion in model container [2024-11-23 18:23:15,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:23:14" (2/3) ... [2024-11-23 18:23:15,555 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@595e9dc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:23:15, skipping insertion in model container [2024-11-23 18:23:15,555 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:23:15" (3/3) ... [2024-11-23 18:23:15,557 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i [2024-11-23 18:23:15,571 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 18:23:15,573 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-5.i that has 2 procedures, 72 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 18:23:15,639 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 18:23:15,658 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;@76c9fe7d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 18:23:15,659 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 18:23:15,663 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-23 18:23:15,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 18:23:15,678 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:23:15,679 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:23:15,679 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:23:15,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:23:15,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1569428030, now seen corresponding path program 1 times [2024-11-23 18:23:15,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 18:23:15,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [273101092] [2024-11-23 18:23:15,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:23:15,696 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 [2024-11-23 18:23:15,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 18:23:15,700 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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) [2024-11-23 18:23:15,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 [2024-11-23 18:23:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:23:16,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 18:23:16,091 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:23:16,132 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-11-23 18:23:16,132 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 18:23:16,133 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 18:23:16,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [273101092] [2024-11-23 18:23:16,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [273101092] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:23:16,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:23:16,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 18:23:16,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521503508] [2024-11-23 18:23:16,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:23:16,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 18:23:16,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 18:23:16,166 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 18:23:16,167 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 18:23:16,169 INFO L87 Difference]: Start difference. First operand has 72 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-23 18:23:16,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:23:16,208 INFO L93 Difference]: Finished difference Result 137 states and 237 transitions. [2024-11-23 18:23:16,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 18:23:16,210 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 131 [2024-11-23 18:23:16,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:23:16,220 INFO L225 Difference]: With dead ends: 137 [2024-11-23 18:23:16,222 INFO L226 Difference]: Without dead ends: 68 [2024-11-23 18:23:16,228 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 18:23:16,232 INFO L435 NwaCegarLoop]: 104 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, 104 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 [2024-11-23 18:23:16,233 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:23:16,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2024-11-23 18:23:16,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2024-11-23 18:23:16,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 47 states have internal predecessors, (66), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-23 18:23:16,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 104 transitions. [2024-11-23 18:23:16,273 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 104 transitions. Word has length 131 [2024-11-23 18:23:16,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:23:16,273 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 104 transitions. [2024-11-23 18:23:16,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-23 18:23:16,274 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 104 transitions. [2024-11-23 18:23:16,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 18:23:16,278 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:23:16,278 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:23:16,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 [2024-11-23 18:23:16,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 [2024-11-23 18:23:16,479 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:23:16,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:23:16,480 INFO L85 PathProgramCache]: Analyzing trace with hash 464173770, now seen corresponding path program 1 times [2024-11-23 18:23:16,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 18:23:16,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [376357450] [2024-11-23 18:23:16,483 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:23:16,483 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 [2024-11-23 18:23:16,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 18:23:16,486 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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) [2024-11-23 18:23:16,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 [2024-11-23 18:23:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:23:16,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-23 18:23:16,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:23:17,161 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 270 proven. 12 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2024-11-23 18:23:17,161 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 18:23:17,645 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 42 proven. 12 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-23 18:23:17,645 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 18:23:17,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [376357450] [2024-11-23 18:23:17,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [376357450] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 18:23:17,646 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 18:23:17,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-23 18:23:17,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314396376] [2024-11-23 18:23:17,646 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 18:23:17,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-23 18:23:17,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 18:23:17,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-23 18:23:17,655 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 18:23:17,655 INFO L87 Difference]: Start difference. First operand 68 states and 104 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-23 18:23:18,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:23:18,586 INFO L93 Difference]: Finished difference Result 139 states and 208 transitions. [2024-11-23 18:23:18,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-23 18:23:18,599 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 131 [2024-11-23 18:23:18,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:23:18,601 INFO L225 Difference]: With dead ends: 139 [2024-11-23 18:23:18,602 INFO L226 Difference]: Without dead ends: 74 [2024-11-23 18:23:18,602 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 254 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-23 18:23:18,603 INFO L435 NwaCegarLoop]: 74 mSDtfsCounter, 96 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-23 18:23:18,604 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 180 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-23 18:23:18,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-23 18:23:18,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 70. [2024-11-23 18:23:18,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 48 states have (on average 1.3125) internal successors, (63), 48 states have internal predecessors, (63), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-23 18:23:18,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 101 transitions. [2024-11-23 18:23:18,626 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 101 transitions. Word has length 131 [2024-11-23 18:23:18,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:23:18,627 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 101 transitions. [2024-11-23 18:23:18,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-23 18:23:18,627 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 101 transitions. [2024-11-23 18:23:18,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 18:23:18,629 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:23:18,630 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:23:18,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 [2024-11-23 18:23:18,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 [2024-11-23 18:23:18,830 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:23:18,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:23:18,831 INFO L85 PathProgramCache]: Analyzing trace with hash -345172856, now seen corresponding path program 1 times [2024-11-23 18:23:18,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 18:23:18,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [945782560] [2024-11-23 18:23:18,832 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:23:18,832 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 [2024-11-23 18:23:18,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 18:23:18,837 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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) [2024-11-23 18:23:18,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 [2024-11-23 18:23:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:23:19,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 18:23:19,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:23:19,199 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-23 18:23:19,199 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 18:23:19,199 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 18:23:19,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [945782560] [2024-11-23 18:23:19,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [945782560] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:23:19,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:23:19,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:23:19,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475974777] [2024-11-23 18:23:19,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:23:19,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:23:19,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 18:23:19,201 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:23:19,201 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:23:19,204 INFO L87 Difference]: Start difference. First operand 70 states and 101 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-23 18:23:19,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:23:19,705 INFO L93 Difference]: Finished difference Result 137 states and 199 transitions. [2024-11-23 18:23:19,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:23:19,721 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 131 [2024-11-23 18:23:19,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:23:19,723 INFO L225 Difference]: With dead ends: 137 [2024-11-23 18:23:19,723 INFO L226 Difference]: Without dead ends: 70 [2024-11-23 18:23:19,724 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:23:19,725 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 0 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-23 18:23:19,725 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 189 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-23 18:23:19,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-23 18:23:19,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-23 18:23:19,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 48 states have (on average 1.2916666666666667) internal successors, (62), 48 states have internal predecessors, (62), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-23 18:23:19,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 100 transitions. [2024-11-23 18:23:19,744 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 100 transitions. Word has length 131 [2024-11-23 18:23:19,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:23:19,744 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 100 transitions. [2024-11-23 18:23:19,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-23 18:23:19,745 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 100 transitions. [2024-11-23 18:23:19,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 18:23:19,752 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:23:19,752 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:23:19,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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)] Ended with exit code 0 [2024-11-23 18:23:19,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 [2024-11-23 18:23:19,953 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:23:19,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:23:19,954 INFO L85 PathProgramCache]: Analyzing trace with hash -402431158, now seen corresponding path program 1 times [2024-11-23 18:23:19,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 18:23:19,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [305983961] [2024-11-23 18:23:19,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:23:19,955 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 [2024-11-23 18:23:19,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 18:23:19,958 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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) [2024-11-23 18:23:19,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 [2024-11-23 18:23:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:23:20,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 18:23:20,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:23:21,790 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 18 proven. 54 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-23 18:23:21,791 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 18:23:22,068 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 18:23:22,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [305983961] [2024-11-23 18:23:22,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [305983961] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:23:22,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1400792428] [2024-11-23 18:23:22,069 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:23:22,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 18:23:22,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 18:23:22,073 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 18:23:22,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-23 18:23:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:23:23,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 18:23:23,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:23:24,847 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 18 proven. 54 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-23 18:23:24,847 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 18:23:25,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1400792428] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:23:25,076 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 18:23:25,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2024-11-23 18:23:25,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842625750] [2024-11-23 18:23:25,076 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 18:23:25,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 18:23:25,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 18:23:25,078 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 18:23:25,078 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-23 18:23:25,078 INFO L87 Difference]: Start difference. First operand 70 states and 100 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-23 18:23:26,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:23:26,118 INFO L93 Difference]: Finished difference Result 211 states and 299 transitions. [2024-11-23 18:23:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-23 18:23:26,119 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 131 [2024-11-23 18:23:26,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:23:26,121 INFO L225 Difference]: With dead ends: 211 [2024-11-23 18:23:26,121 INFO L226 Difference]: Without dead ends: 144 [2024-11-23 18:23:26,122 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 299 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-11-23 18:23:26,123 INFO L435 NwaCegarLoop]: 66 mSDtfsCounter, 56 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-23 18:23:26,123 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 232 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-23 18:23:26,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-23 18:23:26,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 138. [2024-11-23 18:23:26,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 94 states have (on average 1.2659574468085106) internal successors, (119), 94 states have internal predecessors, (119), 38 states have call successors, (38), 5 states have call predecessors, (38), 5 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-23 18:23:26,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 195 transitions. [2024-11-23 18:23:26,156 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 195 transitions. Word has length 131 [2024-11-23 18:23:26,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:23:26,157 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 195 transitions. [2024-11-23 18:23:26,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-23 18:23:26,157 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 195 transitions. [2024-11-23 18:23:26,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 18:23:26,163 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:23:26,163 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:23:26,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-23 18:23:26,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 [2024-11-23 18:23:26,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 [2024-11-23 18:23:26,564 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:23:26,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:23:26,565 INFO L85 PathProgramCache]: Analyzing trace with hash 298633420, now seen corresponding path program 1 times [2024-11-23 18:23:26,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 18:23:26,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [470586810] [2024-11-23 18:23:26,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:23:26,566 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 [2024-11-23 18:23:26,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 18:23:26,568 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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) [2024-11-23 18:23:26,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8963a9-1b09-4222-b28d-38c104c5cd70/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 (7)] Waiting until timeout for monitored process [2024-11-23 18:23:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:23:26,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-23 18:23:26,867 INFO L279 TraceCheckSpWp]: Computing forward predicates...