./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-74.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU --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 f447fa9a9bc789a7594c2d52efb6cc6f8a3c9adb690a34d1fbbce53aa8ab67be --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:03:36,986 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:03:37,076 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 22:03:37,085 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:03:37,088 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:03:37,137 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:03:37,140 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:03:37,141 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:03:37,142 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:03:37,142 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:03:37,143 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:03:37,143 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:03:37,144 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:03:37,147 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:03:37,148 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:03:37,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:03:37,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:03:37,149 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:03:37,149 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:03:37,149 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:03:37,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:03:37,155 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:03:37,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:03:37,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:03:37,156 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:03:37,156 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:03:37,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:03:37,156 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:03:37,157 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:03:37,157 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:03:37,158 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:03:37,160 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:03:37,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:03:37,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:03:37,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:03:37,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:03:37,161 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:03:37,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:03:37,162 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:03:37,162 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:03:37,162 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:03:37,164 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:03:37,164 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f447fa9a9bc789a7594c2d52efb6cc6f8a3c9adb690a34d1fbbce53aa8ab67be [2024-10-31 22:03:37,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:03:37,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:03:37,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:03:37,503 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:03:37,504 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:03:37,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-74.i Unable to find full path for "g++" [2024-10-31 22:03:39,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:03:39,904 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:03:39,905 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-74.i [2024-10-31 22:03:39,918 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/data/7ac32c6d5/66f2838ed0c84957bc5cc044c3747a13/FLAG343346c81 [2024-10-31 22:03:39,938 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/data/7ac32c6d5/66f2838ed0c84957bc5cc044c3747a13 [2024-10-31 22:03:39,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:03:39,946 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:03:39,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:03:39,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:03:39,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:03:39,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:03:39" (1/1) ... [2024-10-31 22:03:39,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78917b8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:39, skipping insertion in model container [2024-10-31 22:03:39,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:03:39" (1/1) ... [2024-10-31 22:03:40,006 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:03:40,274 WARN L251 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_322612b2-2a13-4870-983e-57b194ac41e7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-74.i[919,932] [2024-10-31 22:03:40,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:03:40,380 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:03:40,394 WARN L251 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_322612b2-2a13-4870-983e-57b194ac41e7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-74.i[919,932] [2024-10-31 22:03:40,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:03:40,460 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:03:40,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40 WrapperNode [2024-10-31 22:03:40,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:03:40,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:03:40,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:03:40,462 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:03:40,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40" (1/1) ... [2024-10-31 22:03:40,482 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40" (1/1) ... [2024-10-31 22:03:40,530 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2024-10-31 22:03:40,531 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:03:40,531 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:03:40,532 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:03:40,532 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:03:40,544 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40" (1/1) ... [2024-10-31 22:03:40,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40" (1/1) ... [2024-10-31 22:03:40,548 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40" (1/1) ... [2024-10-31 22:03:40,565 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]. [2024-10-31 22:03:40,566 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40" (1/1) ... [2024-10-31 22:03:40,566 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40" (1/1) ... [2024-10-31 22:03:40,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40" (1/1) ... [2024-10-31 22:03:40,585 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40" (1/1) ... [2024-10-31 22:03:40,587 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40" (1/1) ... [2024-10-31 22:03:40,590 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40" (1/1) ... [2024-10-31 22:03:40,595 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:03:40,596 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:03:40,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:03:40,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:03:40,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40" (1/1) ... [2024-10-31 22:03:40,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:03:40,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:03:40,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:03:40,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:03:40,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:03:40,688 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:03:40,688 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:03:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:03:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:03:40,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:03:40,829 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:03:40,834 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:03:41,398 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-10-31 22:03:41,398 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:03:41,426 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:03:41,427 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:03:41,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:03:41 BoogieIcfgContainer [2024-10-31 22:03:41,428 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:03:41,431 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:03:41,431 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:03:41,436 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:03:41,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:03:39" (1/3) ... [2024-10-31 22:03:41,437 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b93764e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:03:41, skipping insertion in model container [2024-10-31 22:03:41,437 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:40" (2/3) ... [2024-10-31 22:03:41,438 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b93764e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:03:41, skipping insertion in model container [2024-10-31 22:03:41,438 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:03:41" (3/3) ... [2024-10-31 22:03:41,440 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-74.i [2024-10-31 22:03:41,471 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:03:41,471 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:03:41,556 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:03:41,562 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;@18056219, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:03:41,563 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:03:41,569 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 50 states have (on average 1.4) internal successors, (70), 51 states have internal predecessors, (70), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-31 22:03:41,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-10-31 22:03:41,587 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:03:41,588 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:03:41,589 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:03:41,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:03:41,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1309851111, now seen corresponding path program 1 times [2024-10-31 22:03:41,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:03:41,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103399802] [2024-10-31 22:03:41,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:03:41,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:03:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 22:03:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 22:03:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 22:03:42,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 22:03:42,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 22:03:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 22:03:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 22:03:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 22:03:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 22:03:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 22:03:42,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 22:03:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 22:03:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 22:03:42,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-31 22:03:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-31 22:03:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-31 22:03:42,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-31 22:03:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-31 22:03:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 22:03:42,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 22:03:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-31 22:03:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-31 22:03:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,248 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-31 22:03:42,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:03:42,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103399802] [2024-10-31 22:03:42,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103399802] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:03:42,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:03:42,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:03:42,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548480443] [2024-10-31 22:03:42,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:03:42,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 22:03:42,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:03:42,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 22:03:42,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 22:03:42,297 INFO L87 Difference]: Start difference. First operand has 75 states, 50 states have (on average 1.4) internal successors, (70), 51 states have internal predecessors, (70), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-31 22:03:42,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:03:42,347 INFO L93 Difference]: Finished difference Result 142 states and 242 transitions. [2024-10-31 22:03:42,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 22:03:42,350 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 141 [2024-10-31 22:03:42,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:03:42,363 INFO L225 Difference]: With dead ends: 142 [2024-10-31 22:03:42,363 INFO L226 Difference]: Without dead ends: 70 [2024-10-31 22:03:42,368 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 22:03:42,374 INFO L432 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 [2024-10-31 22:03:42,376 INFO L433 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] [2024-10-31 22:03:42,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-10-31 22:03:42,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-10-31 22:03:42,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 46 states have internal predecessors, (60), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-31 22:03:42,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 104 transitions. [2024-10-31 22:03:42,449 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 104 transitions. Word has length 141 [2024-10-31 22:03:42,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:03:42,449 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 104 transitions. [2024-10-31 22:03:42,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-31 22:03:42,450 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2024-10-31 22:03:42,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-10-31 22:03:42,462 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:03:42,463 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:03:42,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:03:42,464 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:03:42,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:03:42,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1053056293, now seen corresponding path program 1 times [2024-10-31 22:03:42,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:03:42,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114370040] [2024-10-31 22:03:42,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:03:42,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:03:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 22:03:42,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 22:03:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 22:03:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 22:03:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 22:03:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 22:03:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 22:03:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 22:03:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 22:03:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 22:03:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 22:03:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 22:03:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 22:03:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-31 22:03:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-31 22:03:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-31 22:03:42,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-31 22:03:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-31 22:03:42,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 22:03:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 22:03:42,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-31 22:03:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-31 22:03:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:42,903 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-31 22:03:42,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:03:42,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114370040] [2024-10-31 22:03:42,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114370040] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:03:42,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:03:42,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:03:42,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932404215] [2024-10-31 22:03:42,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:03:42,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:03:42,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:03:42,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:03:42,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:03:42,909 INFO L87 Difference]: Start difference. First operand 70 states and 104 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-31 22:03:43,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:03:43,004 INFO L93 Difference]: Finished difference Result 170 states and 250 transitions. [2024-10-31 22:03:43,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:03:43,005 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 141 [2024-10-31 22:03:43,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:03:43,008 INFO L225 Difference]: With dead ends: 170 [2024-10-31 22:03:43,009 INFO L226 Difference]: Without dead ends: 103 [2024-10-31 22:03:43,010 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:03:43,012 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 45 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 22:03:43,014 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 193 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 22:03:43,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2024-10-31 22:03:43,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 100. [2024-10-31 22:03:43,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 67 states have (on average 1.2835820895522387) internal successors, (86), 68 states have internal predecessors, (86), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-10-31 22:03:43,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 146 transitions. [2024-10-31 22:03:43,052 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 146 transitions. Word has length 141 [2024-10-31 22:03:43,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:03:43,054 INFO L471 AbstractCegarLoop]: Abstraction has 100 states and 146 transitions. [2024-10-31 22:03:43,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-31 22:03:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 146 transitions. [2024-10-31 22:03:43,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-10-31 22:03:43,060 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:03:43,061 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:03:43,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:03:43,062 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:03:43,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:03:43,063 INFO L85 PathProgramCache]: Analyzing trace with hash -1862402919, now seen corresponding path program 1 times [2024-10-31 22:03:43,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:03:43,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082048081] [2024-10-31 22:03:43,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:03:43,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:03:43,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 22:03:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 22:03:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 22:03:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 22:03:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 22:03:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 22:03:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 22:03:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 22:03:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 22:03:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 22:03:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 22:03:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 22:03:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 22:03:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:43,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-31 22:03:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:44,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-31 22:03:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:44,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-31 22:03:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:44,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-31 22:03:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:44,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-31 22:03:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:44,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 22:03:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:44,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 22:03:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:44,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-31 22:03:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:44,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-31 22:03:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:44,140 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-31 22:03:44,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:03:44,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082048081] [2024-10-31 22:03:44,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082048081] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:03:44,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:03:44,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:03:44,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520297523] [2024-10-31 22:03:44,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:03:44,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 22:03:44,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:03:44,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:03:44,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:03:44,147 INFO L87 Difference]: Start difference. First operand 100 states and 146 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-31 22:03:44,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:03:44,540 INFO L93 Difference]: Finished difference Result 283 states and 413 transitions. [2024-10-31 22:03:44,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 22:03:44,542 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 141 [2024-10-31 22:03:44,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:03:44,549 INFO L225 Difference]: With dead ends: 283 [2024-10-31 22:03:44,552 INFO L226 Difference]: Without dead ends: 186 [2024-10-31 22:03:44,553 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:03:44,558 INFO L432 NwaCegarLoop]: 100 mSDtfsCounter, 67 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-31 22:03:44,559 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 282 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-31 22:03:44,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2024-10-31 22:03:44,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 148. [2024-10-31 22:03:44,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 91 states have (on average 1.2087912087912087) internal successors, (110), 92 states have internal predecessors, (110), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-10-31 22:03:44,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 214 transitions. [2024-10-31 22:03:44,600 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 214 transitions. Word has length 141 [2024-10-31 22:03:44,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:03:44,601 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 214 transitions. [2024-10-31 22:03:44,601 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-31 22:03:44,601 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 214 transitions. [2024-10-31 22:03:44,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-10-31 22:03:44,604 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:03:44,604 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:03:44,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:03:44,605 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:03:44,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:03:44,605 INFO L85 PathProgramCache]: Analyzing trace with hash -971287549, now seen corresponding path program 1 times [2024-10-31 22:03:44,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:03:44,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520628199] [2024-10-31 22:03:44,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:03:44,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:03:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 22:03:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 22:03:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 22:03:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 22:03:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 22:03:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 22:03:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 22:03:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 22:03:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 22:03:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 22:03:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 22:03:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 22:03:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 22:03:46,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-31 22:03:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-31 22:03:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-31 22:03:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-31 22:03:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-31 22:03:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 22:03:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 22:03:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-31 22:03:46,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-31 22:03:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:46,851 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-31 22:03:46,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:03:46,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520628199] [2024-10-31 22:03:46,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520628199] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:03:46,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:03:46,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-31 22:03:46,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487447236] [2024-10-31 22:03:46,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:03:46,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:03:46,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:03:46,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:03:46,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:03:46,855 INFO L87 Difference]: Start difference. First operand 148 states and 214 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-31 22:03:47,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:03:47,505 INFO L93 Difference]: Finished difference Result 319 states and 463 transitions. [2024-10-31 22:03:47,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-31 22:03:47,506 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 142 [2024-10-31 22:03:47,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:03:47,509 INFO L225 Difference]: With dead ends: 319 [2024-10-31 22:03:47,509 INFO L226 Difference]: Without dead ends: 222 [2024-10-31 22:03:47,510 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-10-31 22:03:47,511 INFO L432 NwaCegarLoop]: 164 mSDtfsCounter, 157 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-31 22:03:47,512 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 440 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-31 22:03:47,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2024-10-31 22:03:47,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 214. [2024-10-31 22:03:47,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 137 states have (on average 1.2043795620437956) internal successors, (165), 140 states have internal predecessors, (165), 70 states have call successors, (70), 6 states have call predecessors, (70), 6 states have return successors, (70), 67 states have call predecessors, (70), 70 states have call successors, (70) [2024-10-31 22:03:47,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 305 transitions. [2024-10-31 22:03:47,583 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 305 transitions. Word has length 142 [2024-10-31 22:03:47,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:03:47,588 INFO L471 AbstractCegarLoop]: Abstraction has 214 states and 305 transitions. [2024-10-31 22:03:47,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-31 22:03:47,589 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 305 transitions. [2024-10-31 22:03:47,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-10-31 22:03:47,591 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:03:47,591 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:03:47,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 22:03:47,592 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:03:47,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:03:47,595 INFO L85 PathProgramCache]: Analyzing trace with hash 515410356, now seen corresponding path program 1 times [2024-10-31 22:03:47,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:03:47,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715115194] [2024-10-31 22:03:47,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:03:47,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:03:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 22:03:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 22:03:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 22:03:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 22:03:48,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 22:03:48,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 22:03:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 22:03:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 22:03:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 22:03:48,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 22:03:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 22:03:48,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 22:03:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 22:03:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-31 22:03:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-31 22:03:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-31 22:03:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-31 22:03:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-31 22:03:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 22:03:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 22:03:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-31 22:03:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-31 22:03:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,357 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-10-31 22:03:48,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:03:48,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715115194] [2024-10-31 22:03:48,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715115194] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:03:48,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2024059930] [2024-10-31 22:03:48,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:03:48,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:03:48,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:03:48,364 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:03:48,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-31 22:03:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:48,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-31 22:03:48,623 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:03:49,391 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 494 proven. 60 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-10-31 22:03:49,391 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:03:52,169 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 60 proven. 63 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2024-10-31 22:03:52,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2024059930] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:03:52,169 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:03:52,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 10] total 22 [2024-10-31 22:03:52,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313541362] [2024-10-31 22:03:52,170 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:03:52,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-10-31 22:03:52,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:03:52,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-10-31 22:03:52,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=322, Unknown=0, NotChecked=0, Total=462 [2024-10-31 22:03:52,177 INFO L87 Difference]: Start difference. First operand 214 states and 305 transitions. Second operand has 22 states, 20 states have (on average 4.25) internal successors, (85), 20 states have internal predecessors, (85), 7 states have call successors, (45), 3 states have call predecessors, (45), 6 states have return successors, (46), 6 states have call predecessors, (46), 7 states have call successors, (46) [2024-10-31 22:03:53,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:03:53,888 INFO L93 Difference]: Finished difference Result 474 states and 652 transitions. [2024-10-31 22:03:53,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-31 22:03:53,890 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 20 states have (on average 4.25) internal successors, (85), 20 states have internal predecessors, (85), 7 states have call successors, (45), 3 states have call predecessors, (45), 6 states have return successors, (46), 6 states have call predecessors, (46), 7 states have call successors, (46) Word has length 144 [2024-10-31 22:03:53,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:03:53,894 INFO L225 Difference]: With dead ends: 474 [2024-10-31 22:03:53,894 INFO L226 Difference]: Without dead ends: 311 [2024-10-31 22:03:53,899 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 319 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=401, Invalid=859, Unknown=0, NotChecked=0, Total=1260 [2024-10-31 22:03:53,900 INFO L432 NwaCegarLoop]: 79 mSDtfsCounter, 212 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-10-31 22:03:53,901 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 371 Invalid, 664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 584 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-10-31 22:03:53,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2024-10-31 22:03:53,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 230. [2024-10-31 22:03:53,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 149 states have (on average 1.167785234899329) internal successors, (174), 152 states have internal predecessors, (174), 70 states have call successors, (70), 10 states have call predecessors, (70), 10 states have return successors, (70), 67 states have call predecessors, (70), 70 states have call successors, (70) [2024-10-31 22:03:53,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 314 transitions. [2024-10-31 22:03:53,995 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 314 transitions. Word has length 144 [2024-10-31 22:03:53,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:03:53,996 INFO L471 AbstractCegarLoop]: Abstraction has 230 states and 314 transitions. [2024-10-31 22:03:53,996 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 20 states have (on average 4.25) internal successors, (85), 20 states have internal predecessors, (85), 7 states have call successors, (45), 3 states have call predecessors, (45), 6 states have return successors, (46), 6 states have call predecessors, (46), 7 states have call successors, (46) [2024-10-31 22:03:53,996 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 314 transitions. [2024-10-31 22:03:53,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-10-31 22:03:54,000 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:03:54,000 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:03:54,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-31 22:03:54,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:03:54,204 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:03:54,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:03:54,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1195468726, now seen corresponding path program 1 times [2024-10-31 22:03:54,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:03:54,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566264544] [2024-10-31 22:03:54,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:03:54,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:03:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-31 22:03:54,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2101269536] [2024-10-31 22:03:54,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:03:54,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:03:54,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:03:54,319 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:03:54,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-31 22:03:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:03:54,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:03:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:03:54,668 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:03:54,668 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:03:54,670 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-31 22:03:54,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-31 22:03:54,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-31 22:03:54,877 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-10-31 22:03:55,035 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:03:55,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:03:55 BoogieIcfgContainer [2024-10-31 22:03:55,045 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:03:55,045 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:03:55,045 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:03:55,046 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:03:55,047 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:03:41" (3/4) ... [2024-10-31 22:03:55,050 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:03:55,052 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:03:55,053 INFO L158 Benchmark]: Toolchain (without parser) took 15107.19ms. Allocated memory was 136.3MB in the beginning and 222.3MB in the end (delta: 86.0MB). Free memory was 104.9MB in the beginning and 72.1MB in the end (delta: 32.8MB). Peak memory consumption was 120.1MB. Max. memory is 16.1GB. [2024-10-31 22:03:55,053 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 136.3MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:03:55,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 512.47ms. Allocated memory is still 136.3MB. Free memory was 104.9MB in the beginning and 89.5MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-31 22:03:55,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.85ms. Allocated memory is still 136.3MB. Free memory was 89.5MB in the beginning and 86.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:03:55,055 INFO L158 Benchmark]: Boogie Preprocessor took 64.02ms. Allocated memory is still 136.3MB. Free memory was 86.1MB in the beginning and 82.8MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:03:55,056 INFO L158 Benchmark]: RCFGBuilder took 831.62ms. Allocated memory is still 136.3MB. Free memory was 82.4MB in the beginning and 60.5MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-31 22:03:55,057 INFO L158 Benchmark]: TraceAbstraction took 13614.17ms. Allocated memory was 136.3MB in the beginning and 222.3MB in the end (delta: 86.0MB). Free memory was 59.7MB in the beginning and 72.1MB in the end (delta: -12.4MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. [2024-10-31 22:03:55,060 INFO L158 Benchmark]: Witness Printer took 6.91ms. Allocated memory is still 222.3MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:03:55,062 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 136.3MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 512.47ms. Allocated memory is still 136.3MB. Free memory was 104.9MB in the beginning and 89.5MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.85ms. Allocated memory is still 136.3MB. Free memory was 89.5MB in the beginning and 86.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.02ms. Allocated memory is still 136.3MB. Free memory was 86.1MB in the beginning and 82.8MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 831.62ms. Allocated memory is still 136.3MB. Free memory was 82.4MB in the beginning and 60.5MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 13614.17ms. Allocated memory was 136.3MB in the beginning and 222.3MB in the end (delta: 86.0MB). Free memory was 59.7MB in the beginning and 72.1MB in the end (delta: -12.4MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. * Witness Printer took 6.91ms. Allocated memory is still 222.3MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 131, overapproximation of someBinaryDOUBLEComparisonOperation at line 131, overapproximation of someBinaryArithmeticFLOAToperation at line 82. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 64; [L23] unsigned char var_1_4 = 0; [L24] unsigned long int var_1_5 = 3914692693; [L25] unsigned long int var_1_7 = 1; [L26] unsigned char var_1_8 = 0; [L27] unsigned char var_1_9 = 0; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_11 = 50; [L30] signed long int var_1_12 = 25; [L31] signed long int var_1_13 = 1; [L32] float var_1_15 = 4.75; [L33] unsigned char var_1_16 = 100; [L34] float var_1_17 = 50.1; [L35] float var_1_18 = 100.9; [L36] float var_1_19 = 8.5; [L37] float var_1_20 = 10.625; [L38] float var_1_21 = 0.0; [L39] float var_1_22 = 7.8; [L40] float var_1_23 = 8.25; [L41] double var_1_24 = 5.5; [L42] unsigned long int last_1_var_1_1 = 64; [L43] unsigned char last_1_var_1_11 = 50; VAL [isInitial=0, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L135] isInitial = 1 [L136] FCALL initially() [L137] COND TRUE 1 [L138] CALL updateLastVariables() [L127] last_1_var_1_1 = var_1_1 [L128] last_1_var_1_11 = var_1_11 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L138] RET updateLastVariables() [L139] CALL updateVariables() [L89] var_1_4 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L90] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L91] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L91] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L92] var_1_5 = __VERIFIER_nondet_ulong() [L93] CALL assume_abort_if_not(var_1_5 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L93] RET assume_abort_if_not(var_1_5 >= 3221225470) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L94] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L94] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L95] var_1_7 = __VERIFIER_nondet_ulong() [L96] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_8=0, var_1_9=0] [L96] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_8=0, var_1_9=0] [L97] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L97] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L98] var_1_9 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0] [L99] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0] [L100] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L100] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L101] var_1_10 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L102] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L103] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L103] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L104] var_1_12 = __VERIFIER_nondet_long() [L105] CALL assume_abort_if_not(var_1_12 >= 14) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L105] RET assume_abort_if_not(var_1_12 >= 14) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L106] CALL assume_abort_if_not(var_1_12 <= 29) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L106] RET assume_abort_if_not(var_1_12 <= 29) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L107] var_1_13 = __VERIFIER_nondet_long() [L108] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L108] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L109] CALL assume_abort_if_not(var_1_13 <= 14) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L109] RET assume_abort_if_not(var_1_13 <= 14) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L110] var_1_16 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L111] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L112] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L112] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L113] var_1_17 = __VERIFIER_nondet_float() [L114] 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_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L114] 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_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L115] var_1_19 = __VERIFIER_nondet_float() [L116] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L116] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L117] var_1_20 = __VERIFIER_nondet_float() [L118] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L118] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L119] var_1_21 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L120] RET assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L121] var_1_22 = __VERIFIER_nondet_float() [L122] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L122] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L123] var_1_23 = __VERIFIER_nondet_float() [L124] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L124] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L139] RET updateVariables() [L140] CALL step() [L47] COND TRUE last_1_var_1_11 < last_1_var_1_1 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L48] COND FALSE !(last_1_var_1_1 <= last_1_var_1_11) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L52] COND FALSE !(! ((var_1_5 > var_1_7) || var_1_8)) [L63] var_1_11 = var_1_12 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L65] COND FALSE !(! (var_1_11 >= var_1_11)) [L72] var_1_1 = var_1_11 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=14, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L74] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=14, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L79] COND FALSE !(\read(var_1_10)) [L82] var_1_18 = (((var_1_21 - var_1_22) - var_1_23) + var_1_20) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L84] COND FALSE !((~ var_1_1) <= (var_1_12 - var_1_11)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L140] RET step() [L141] CALL, EXPR property() [L131] EXPR (((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L131] EXPR (! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L131] EXPR (((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L131-L132] return ((((((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)))) && (var_1_10 ? ((var_1_1 > (var_1_11 / (var_1_12 + var_1_16))) ? (var_1_15 == ((float) var_1_17)) : 1) : 1)) && (var_1_10 ? (var_1_18 == ((float) (var_1_19 + var_1_20))) : (var_1_18 == ((float) (((var_1_21 - var_1_22) - var_1_23) + var_1_20))))) && (((~ var_1_1) <= (var_1_12 - var_1_11)) ? (var_1_24 == ((double) var_1_22)) : 1) ; [L141] RET, EXPR property() [L141] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.3s, OverallIterations: 6, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 501 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 481 mSDsluCounter, 1390 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 842 mSDsCounter, 194 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 783 IncrementalHoareTripleChecker+Invalid, 977 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 194 mSolverCounterUnsat, 548 mSDtfsCounter, 783 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 573 GetRequests, 529 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=230occurred in iteration=5, InterpolantAutomatonStates: 37, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 130 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 8.0s InterpolantComputationTime, 1141 NumberOfCodeBlocks, 1141 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 990 ConstructedInterpolants, 0 QuantifiedInterpolants, 3188 SizeOfPredicates, 4 NumberOfNonLiveVariables, 322 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 6312/6468 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-31 22:03:55,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU --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 f447fa9a9bc789a7594c2d52efb6cc6f8a3c9adb690a34d1fbbce53aa8ab67be --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:03:58,133 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:03:58,259 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-31 22:03:58,270 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:03:58,271 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:03:58,318 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:03:58,319 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:03:58,321 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:03:58,322 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:03:58,324 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:03:58,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:03:58,325 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:03:58,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:03:58,329 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:03:58,329 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:03:58,330 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:03:58,330 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:03:58,335 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:03:58,336 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:03:58,336 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:03:58,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:03:58,339 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:03:58,339 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:03:58,340 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 22:03:58,340 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-31 22:03:58,340 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:03:58,341 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-31 22:03:58,341 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:03:58,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:03:58,342 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:03:58,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:03:58,343 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:03:58,343 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:03:58,344 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:03:58,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:03:58,345 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:03:58,345 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:03:58,345 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:03:58,346 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-31 22:03:58,346 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-31 22:03:58,347 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:03:58,349 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:03:58,349 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:03:58,349 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:03:58,350 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-31 22:03:58,350 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f447fa9a9bc789a7594c2d52efb6cc6f8a3c9adb690a34d1fbbce53aa8ab67be [2024-10-31 22:03:59,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:03:59,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:03:59,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:03:59,182 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:03:59,183 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:03:59,190 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-74.i Unable to find full path for "g++" [2024-10-31 22:04:01,622 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:04:01,950 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:04:01,951 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-74.i [2024-10-31 22:04:01,966 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/data/722e41e34/9e3e3d82aeb24d5cbd15d7c40b544a4f/FLAG112000e3a [2024-10-31 22:04:02,221 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/data/722e41e34/9e3e3d82aeb24d5cbd15d7c40b544a4f [2024-10-31 22:04:02,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:04:02,225 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:04:02,226 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:04:02,227 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:04:02,233 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:04:02,234 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7381c365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02, skipping insertion in model container [2024-10-31 22:04:02,236 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,275 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:04:02,531 WARN L251 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_322612b2-2a13-4870-983e-57b194ac41e7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-74.i[919,932] [2024-10-31 22:04:02,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:04:02,631 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:04:02,647 WARN L251 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_322612b2-2a13-4870-983e-57b194ac41e7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-74.i[919,932] [2024-10-31 22:04:02,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:04:02,735 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:04:02,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02 WrapperNode [2024-10-31 22:04:02,736 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:04:02,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:04:02,737 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:04:02,737 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:04:02,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,762 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,829 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145 [2024-10-31 22:04:02,829 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:04:02,830 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:04:02,830 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:04:02,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:04:02,858 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,866 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,880 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]. [2024-10-31 22:04:02,881 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,881 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,893 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,918 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:04:02,919 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:04:02,919 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:04:02,919 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:04:02,920 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02" (1/1) ... [2024-10-31 22:04:02,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:04:02,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:04:02,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:04:02,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:04:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:04:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-31 22:04:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:04:02,995 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:04:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:04:02,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:04:03,114 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:04:03,117 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:04:05,794 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-31 22:04:05,794 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:04:05,812 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:04:05,812 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:04:05,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:04:05 BoogieIcfgContainer [2024-10-31 22:04:05,813 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:04:05,815 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:04:05,815 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:04:05,819 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:04:05,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:04:02" (1/3) ... [2024-10-31 22:04:05,820 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62507267 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:04:05, skipping insertion in model container [2024-10-31 22:04:05,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:02" (2/3) ... [2024-10-31 22:04:05,821 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62507267 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:04:05, skipping insertion in model container [2024-10-31 22:04:05,821 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:04:05" (3/3) ... [2024-10-31 22:04:05,826 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-74.i [2024-10-31 22:04:05,853 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:04:05,853 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:04:05,934 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:04:05,941 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;@43c04194, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:04:05,942 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:04:05,947 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 41 states have (on average 1.3902439024390243) internal successors, (57), 42 states have internal predecessors, (57), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-31 22:04:05,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-10-31 22:04:05,966 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:04:05,967 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:04:05,967 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:04:05,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:05,974 INFO L85 PathProgramCache]: Analyzing trace with hash 894667630, now seen corresponding path program 1 times [2024-10-31 22:04:05,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 22:04:05,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2006839398] [2024-10-31 22:04:05,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:05,992 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 [2024-10-31 22:04:05,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 22:04:05,996 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/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) [2024-10-31 22:04:05,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322612b2-2a13-4870-983e-57b194ac41e7/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:04:06,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:06,565 INFO L255 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-31 22:04:06,593 INFO L278 TraceCheckSpWp]: Computing forward predicates...