./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_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_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/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_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/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_a84271ef-c660-4db5-a529-615b4ea1cf92/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 482b3fdef5f1e71e1007340a4f7a341f28794f7d99258d661ab845ef474c148c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:57:18,190 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:57:18,252 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 21:57:18,256 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:57:18,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:57:18,294 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:57:18,297 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:57:18,298 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:57:18,299 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:57:18,299 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:57:18,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 21:57:18,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 21:57:18,302 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:57:18,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:57:18,305 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:57:18,306 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:57:18,306 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 21:57:18,307 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 21:57:18,307 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:57:18,307 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 21:57:18,308 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:57:18,312 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 21:57:18,312 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 21:57:18,312 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 21:57:18,313 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:57:18,313 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 21:57:18,313 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:57:18,314 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:57:18,314 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:57:18,314 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:57:18,315 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 21:57:18,315 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 21:57:18,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:57:18,317 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:57:18,317 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 21:57:18,318 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 21:57:18,318 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:57:18,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 21:57:18,318 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 21:57:18,319 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 21:57:18,319 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 21:57:18,321 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 21:57:18,321 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_a84271ef-c660-4db5-a529-615b4ea1cf92/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 482b3fdef5f1e71e1007340a4f7a341f28794f7d99258d661ab845ef474c148c [2024-10-31 21:57:18,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:57:18,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:57:18,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:57:18,685 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:57:18,686 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:57:18,687 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-74.i Unable to find full path for "g++" [2024-10-31 21:57:20,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:57:21,131 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:57:21,134 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-74.i [2024-10-31 21:57:21,149 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/data/00cc7147a/1ef2e8a635974a089c47085cf08be93a/FLAG7700c0238 [2024-10-31 21:57:21,169 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/data/00cc7147a/1ef2e8a635974a089c47085cf08be93a [2024-10-31 21:57:21,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:57:21,176 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:57:21,178 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:57:21,178 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:57:21,186 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:57:21,187 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58293404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21, skipping insertion in model container [2024-10-31 21:57:21,190 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,230 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:57:21,458 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_a84271ef-c660-4db5-a529-615b4ea1cf92/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-74.i[913,926] [2024-10-31 21:57:21,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:57:21,540 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:57:21,554 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_a84271ef-c660-4db5-a529-615b4ea1cf92/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-74.i[913,926] [2024-10-31 21:57:21,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:57:21,622 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:57:21,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21 WrapperNode [2024-10-31 21:57:21,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:57:21,624 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:57:21,624 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:57:21,624 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:57:21,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,640 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,694 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 175 [2024-10-31 21:57:21,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:57:21,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:57:21,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:57:21,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:57:21,708 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,712 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,732 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 21:57:21,733 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,744 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,747 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:57:21,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:57:21,753 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:57:21,753 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:57:21,754 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21" (1/1) ... [2024-10-31 21:57:21,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:57:21,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:21,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:21,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 21:57:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:57:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 21:57:21,829 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 21:57:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 21:57:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:57:21,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:57:21,943 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:57:21,948 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:57:22,398 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-10-31 21:57:22,402 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:57:22,422 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:57:22,423 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 21:57:22,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:57:22 BoogieIcfgContainer [2024-10-31 21:57:22,423 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:57:22,426 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 21:57:22,426 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 21:57:22,430 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 21:57:22,431 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 09:57:21" (1/3) ... [2024-10-31 21:57:22,432 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4353604a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:57:22, skipping insertion in model container [2024-10-31 21:57:22,433 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:21" (2/3) ... [2024-10-31 21:57:22,433 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4353604a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:57:22, skipping insertion in model container [2024-10-31 21:57:22,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:57:22" (3/3) ... [2024-10-31 21:57:22,435 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-74.i [2024-10-31 21:57:22,461 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 21:57:22,461 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 21:57:22,589 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 21:57:22,603 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;@6b5c0a8f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 21:57:22,603 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 21:57:22,611 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 54 states have internal predecessors, (73), 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 21:57:22,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-10-31 21:57:22,634 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:57:22,635 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, 1] [2024-10-31 21:57:22,637 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:57:22,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:22,644 INFO L85 PathProgramCache]: Analyzing trace with hash 247637528, now seen corresponding path program 1 times [2024-10-31 21:57:22,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:22,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758583295] [2024-10-31 21:57:22,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:22,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:57:23,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:57:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 21:57:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:57:23,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:57:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 21:57:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:57:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 21:57:23,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:57:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 21:57:23,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:57:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 21:57:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 21:57:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-31 21:57:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-31 21:57:23,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-31 21:57:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-31 21:57:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-31 21:57:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:57:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:57:23,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-31 21:57:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-31 21:57:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:23,567 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 21:57:23,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:23,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758583295] [2024-10-31 21:57:23,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758583295] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:57:23,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:57:23,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 21:57:23,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36873502] [2024-10-31 21:57:23,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:57:23,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 21:57:23,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:23,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 21:57:23,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:57:23,644 INFO L87 Difference]: Start difference. First operand has 78 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 54 states have internal predecessors, (73), 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 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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 21:57:23,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:23,752 INFO L93 Difference]: Finished difference Result 182 states and 306 transitions. [2024-10-31 21:57:23,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 21:57:23,755 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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 145 [2024-10-31 21:57:23,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:57:23,771 INFO L225 Difference]: With dead ends: 182 [2024-10-31 21:57:23,771 INFO L226 Difference]: Without dead ends: 107 [2024-10-31 21:57:23,777 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 21:57:23,783 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 46 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 21:57:23,785 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 199 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 21:57:23,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-10-31 21:57:23,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 104. [2024-10-31 21:57:23,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 71 states have (on average 1.267605633802817) internal successors, (90), 72 states have internal predecessors, (90), 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 21:57:23,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 150 transitions. [2024-10-31 21:57:23,853 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 150 transitions. Word has length 145 [2024-10-31 21:57:23,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:57:23,855 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 150 transitions. [2024-10-31 21:57:23,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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 21:57:23,856 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 150 transitions. [2024-10-31 21:57:23,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-10-31 21:57:23,859 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:57:23,860 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, 1] [2024-10-31 21:57:23,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 21:57:23,860 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:57:23,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:23,861 INFO L85 PathProgramCache]: Analyzing trace with hash 927695898, now seen corresponding path program 1 times [2024-10-31 21:57:23,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:23,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569680158] [2024-10-31 21:57:23,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:23,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:24,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:57:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:24,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:57:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:24,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 21:57:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:24,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:57:24,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:24,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:57:24,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:24,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 21:57:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:24,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:57:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:24,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 21:57:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:24,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:57:24,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:24,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 21:57:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:24,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:57:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:24,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 21:57:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:25,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 21:57:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:25,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-31 21:57:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:25,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-31 21:57:25,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:25,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-31 21:57:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:25,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-31 21:57:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:25,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-31 21:57:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:25,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:57:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:25,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:57:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:25,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-31 21:57:25,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:25,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-31 21:57:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:25,115 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 21:57:25,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:25,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569680158] [2024-10-31 21:57:25,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569680158] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:57:25,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:57:25,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 21:57:25,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050418599] [2024-10-31 21:57:25,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:57:25,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 21:57:25,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:25,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 21:57:25,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 21:57:25,123 INFO L87 Difference]: Start difference. First operand 104 states and 150 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 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 21:57:25,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:25,595 INFO L93 Difference]: Finished difference Result 295 states and 425 transitions. [2024-10-31 21:57:25,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 21:57:25,596 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 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 145 [2024-10-31 21:57:25,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:57:25,600 INFO L225 Difference]: With dead ends: 295 [2024-10-31 21:57:25,601 INFO L226 Difference]: Without dead ends: 194 [2024-10-31 21:57:25,602 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-31 21:57:25,603 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 75 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-31 21:57:25,604 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 342 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-31 21:57:25,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-10-31 21:57:25,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 151. [2024-10-31 21:57:25,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 94 states have (on average 1.202127659574468) internal successors, (113), 95 states have internal predecessors, (113), 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 21:57:25,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 217 transitions. [2024-10-31 21:57:25,659 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 217 transitions. Word has length 145 [2024-10-31 21:57:25,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:57:25,662 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 217 transitions. [2024-10-31 21:57:25,662 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 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 21:57:25,662 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 217 transitions. [2024-10-31 21:57:25,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-10-31 21:57:25,665 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:57:25,665 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, 1, 1] [2024-10-31 21:57:25,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 21:57:25,666 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:57:25,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:25,666 INFO L85 PathProgramCache]: Analyzing trace with hash 1299593130, now seen corresponding path program 1 times [2024-10-31 21:57:25,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:25,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064578039] [2024-10-31 21:57:25,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:25,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:57:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:57:26,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 21:57:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:57:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:57:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 21:57:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:57:26,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 21:57:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:57:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 21:57:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:57:26,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 21:57:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 21:57:26,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-31 21:57:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-31 21:57:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-31 21:57:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-31 21:57:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-31 21:57:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:57:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:57:26,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-31 21:57:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-31 21:57:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:26,519 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 21:57:26,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:26,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064578039] [2024-10-31 21:57:26,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064578039] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:57:26,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:57:26,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 21:57:26,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868635734] [2024-10-31 21:57:26,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:57:26,524 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 21:57:26,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:26,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 21:57:26,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 21:57:26,526 INFO L87 Difference]: Start difference. First operand 151 states and 217 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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 21:57:26,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:26,969 INFO L93 Difference]: Finished difference Result 295 states and 424 transitions. [2024-10-31 21:57:26,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 21:57:26,970 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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 146 [2024-10-31 21:57:26,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:57:26,975 INFO L225 Difference]: With dead ends: 295 [2024-10-31 21:57:26,975 INFO L226 Difference]: Without dead ends: 194 [2024-10-31 21:57:26,979 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-31 21:57:26,983 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 73 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-31 21:57:26,984 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 343 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-31 21:57:26,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-10-31 21:57:27,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 152. [2024-10-31 21:57:27,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 95 states have (on average 1.2) internal successors, (114), 96 states have internal predecessors, (114), 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 21:57:27,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 218 transitions. [2024-10-31 21:57:27,049 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 218 transitions. Word has length 146 [2024-10-31 21:57:27,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:57:27,050 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 218 transitions. [2024-10-31 21:57:27,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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 21:57:27,050 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 218 transitions. [2024-10-31 21:57:27,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-10-31 21:57:27,057 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:57:27,057 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, 1, 1] [2024-10-31 21:57:27,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 21:57:27,058 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:57:27,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:27,058 INFO L85 PathProgramCache]: Analyzing trace with hash 278524776, now seen corresponding path program 1 times [2024-10-31 21:57:27,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:27,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61064341] [2024-10-31 21:57:27,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:27,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:27,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:57:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:57:27,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 21:57:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:57:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:57:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 21:57:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:57:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 21:57:27,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:57:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 21:57:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:57:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 21:57:27,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 21:57:27,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-31 21:57:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-31 21:57:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-31 21:57:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-31 21:57:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-31 21:57:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:57:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:57:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-31 21:57:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-31 21:57:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:27,706 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 21:57:27,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:27,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61064341] [2024-10-31 21:57:27,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61064341] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:57:27,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:57:27,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 21:57:27,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121957978] [2024-10-31 21:57:27,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:57:27,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 21:57:27,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:27,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 21:57:27,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 21:57:27,709 INFO L87 Difference]: Start difference. First operand 152 states and 218 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 21:57:28,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:28,050 INFO L93 Difference]: Finished difference Result 260 states and 376 transitions. [2024-10-31 21:57:28,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 21:57:28,051 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 146 [2024-10-31 21:57:28,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:57:28,053 INFO L225 Difference]: With dead ends: 260 [2024-10-31 21:57:28,053 INFO L226 Difference]: Without dead ends: 159 [2024-10-31 21:57:28,054 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-31 21:57:28,056 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 94 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-31 21:57:28,056 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 358 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-31 21:57:28,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2024-10-31 21:57:28,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 152. [2024-10-31 21:57:28,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 95 states have (on average 1.1789473684210525) internal successors, (112), 96 states have internal predecessors, (112), 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 21:57:28,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 216 transitions. [2024-10-31 21:57:28,097 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 216 transitions. Word has length 146 [2024-10-31 21:57:28,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:57:28,098 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 216 transitions. [2024-10-31 21:57:28,099 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 21:57:28,099 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 216 transitions. [2024-10-31 21:57:28,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-10-31 21:57:28,101 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:57:28,101 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, 1, 1, 1, 1] [2024-10-31 21:57:28,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 21:57:28,102 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:57:28,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:28,102 INFO L85 PathProgramCache]: Analyzing trace with hash -1005788103, now seen corresponding path program 1 times [2024-10-31 21:57:28,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:28,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217783138] [2024-10-31 21:57:28,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:28,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:57:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:57:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 21:57:28,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:57:28,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:57:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 21:57:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:57:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 21:57:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:57:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 21:57:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:57:28,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 21:57:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 21:57:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-31 21:57:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-31 21:57:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-31 21:57:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-31 21:57:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-31 21:57:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:57:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:57:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-31 21:57:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-31 21:57:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:28,971 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 21:57:28,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:28,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217783138] [2024-10-31 21:57:28,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217783138] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 21:57:28,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1826728017] [2024-10-31 21:57:28,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:28,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:28,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:28,981 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:57:28,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-31 21:57:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:29,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-10-31 21:57:29,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:29,919 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 562 proven. 54 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-10-31 21:57:29,919 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 21:57:31,969 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 66 proven. 57 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2024-10-31 21:57:31,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1826728017] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 21:57:31,970 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 21:57:31,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12, 12] total 27 [2024-10-31 21:57:31,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703706731] [2024-10-31 21:57:31,971 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 21:57:31,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-10-31 21:57:31,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:31,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-10-31 21:57:31,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=510, Unknown=0, NotChecked=0, Total=702 [2024-10-31 21:57:31,978 INFO L87 Difference]: Start difference. First operand 152 states and 216 transitions. Second operand has 27 states, 27 states have (on average 3.6666666666666665) internal successors, (99), 27 states have internal predecessors, (99), 6 states have call successors, (44), 3 states have call predecessors, (44), 7 states have return successors, (45), 6 states have call predecessors, (45), 6 states have call successors, (45) [2024-10-31 21:57:35,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:35,212 INFO L93 Difference]: Finished difference Result 570 states and 770 transitions. [2024-10-31 21:57:35,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-10-31 21:57:35,213 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 3.6666666666666665) internal successors, (99), 27 states have internal predecessors, (99), 6 states have call successors, (44), 3 states have call predecessors, (44), 7 states have return successors, (45), 6 states have call predecessors, (45), 6 states have call successors, (45) Word has length 148 [2024-10-31 21:57:35,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:57:35,217 INFO L225 Difference]: With dead ends: 570 [2024-10-31 21:57:35,218 INFO L226 Difference]: Without dead ends: 469 [2024-10-31 21:57:35,222 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 383 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 596 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=917, Invalid=2163, Unknown=0, NotChecked=0, Total=3080 [2024-10-31 21:57:35,224 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 818 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 1142 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 819 SdHoareTripleChecker+Valid, 646 SdHoareTripleChecker+Invalid, 1416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-10-31 21:57:35,225 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [819 Valid, 646 Invalid, 1416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1142 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-10-31 21:57:35,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2024-10-31 21:57:35,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 260. [2024-10-31 21:57:35,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 177 states have (on average 1.1977401129943503) internal successors, (212), 180 states have internal predecessors, (212), 70 states have call successors, (70), 12 states have call predecessors, (70), 12 states have return successors, (70), 67 states have call predecessors, (70), 70 states have call successors, (70) [2024-10-31 21:57:35,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 352 transitions. [2024-10-31 21:57:35,324 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 352 transitions. Word has length 148 [2024-10-31 21:57:35,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:57:35,325 INFO L471 AbstractCegarLoop]: Abstraction has 260 states and 352 transitions. [2024-10-31 21:57:35,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 3.6666666666666665) internal successors, (99), 27 states have internal predecessors, (99), 6 states have call successors, (44), 3 states have call predecessors, (44), 7 states have return successors, (45), 6 states have call predecessors, (45), 6 states have call successors, (45) [2024-10-31 21:57:35,326 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 352 transitions. [2024-10-31 21:57:35,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-10-31 21:57:35,331 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:57:35,331 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, 1, 1, 1, 1] [2024-10-31 21:57:35,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-31 21:57:35,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:35,565 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:57:35,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:35,565 INFO L85 PathProgramCache]: Analyzing trace with hash -325729733, now seen corresponding path program 1 times [2024-10-31 21:57:35,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:35,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26840572] [2024-10-31 21:57:35,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:35,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-31 21:57:35,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2057853363] [2024-10-31 21:57:35,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:35,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:35,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:35,657 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:57:35,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-31 21:57:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:35,844 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:35,996 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:35,997 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 21:57:35,998 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-31 21:57:36,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-31 21:57:36,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-31 21:57:36,205 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-10-31 21:57:36,357 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 21:57:36,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 09:57:36 BoogieIcfgContainer [2024-10-31 21:57:36,365 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 21:57:36,366 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 21:57:36,366 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 21:57:36,366 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 21:57:36,367 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:57:22" (3/4) ... [2024-10-31 21:57:36,371 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 21:57:36,372 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 21:57:36,373 INFO L158 Benchmark]: Toolchain (without parser) took 15197.65ms. Allocated memory was 180.4MB in the beginning and 264.2MB in the end (delta: 83.9MB). Free memory was 148.2MB in the beginning and 180.7MB in the end (delta: -32.5MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2024-10-31 21:57:36,374 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory was 87.5MB in the beginning and 87.5MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 21:57:36,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.45ms. Allocated memory is still 180.4MB. Free memory was 148.2MB in the beginning and 132.3MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-31 21:57:36,374 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.32ms. Allocated memory is still 180.4MB. Free memory was 132.3MB in the beginning and 129.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 21:57:36,375 INFO L158 Benchmark]: Boogie Preprocessor took 56.54ms. Allocated memory is still 180.4MB. Free memory was 129.5MB in the beginning and 125.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 21:57:36,375 INFO L158 Benchmark]: RCFGBuilder took 670.75ms. Allocated memory is still 180.4MB. Free memory was 125.3MB in the beginning and 103.0MB in the end (delta: 22.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-10-31 21:57:36,376 INFO L158 Benchmark]: TraceAbstraction took 13939.27ms. Allocated memory was 180.4MB in the beginning and 264.2MB in the end (delta: 83.9MB). Free memory was 102.2MB in the beginning and 180.7MB in the end (delta: -78.5MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2024-10-31 21:57:36,376 INFO L158 Benchmark]: Witness Printer took 6.51ms. Allocated memory is still 264.2MB. Free memory is still 180.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 21:57:36,380 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory was 87.5MB in the beginning and 87.5MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.45ms. Allocated memory is still 180.4MB. Free memory was 148.2MB in the beginning and 132.3MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.32ms. Allocated memory is still 180.4MB. Free memory was 132.3MB in the beginning and 129.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.54ms. Allocated memory is still 180.4MB. Free memory was 129.5MB in the beginning and 125.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 670.75ms. Allocated memory is still 180.4MB. Free memory was 125.3MB in the beginning and 103.0MB in the end (delta: 22.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 13939.27ms. Allocated memory was 180.4MB in the beginning and 264.2MB in the end (delta: 83.9MB). Free memory was 102.2MB in the beginning and 180.7MB in the end (delta: -78.5MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Witness Printer took 6.51ms. Allocated memory is still 264.2MB. Free memory is still 180.7MB. 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 136, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryArithmeticFLOAToperation at line 86. 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] [L140] isInitial = 1 [L141] FCALL initially() [L142] COND TRUE 1 [L143] CALL updateLastVariables() [L132] last_1_var_1_1 = var_1_1 [L133] 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] [L143] RET updateLastVariables() [L144] CALL updateVariables() [L94] var_1_4 = __VERIFIER_nondet_uchar() [L95] 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] [L95] 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] [L96] 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] [L96] 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] [L97] var_1_5 = __VERIFIER_nondet_ulong() [L98] 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] [L98] 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] [L99] 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] [L99] 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] [L100] var_1_7 = __VERIFIER_nondet_ulong() [L101] 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] [L101] 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] [L102] 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] [L102] 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] [L103] var_1_9 = __VERIFIER_nondet_uchar() [L104] 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] [L104] 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] [L105] 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] [L105] 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] [L106] var_1_10 = __VERIFIER_nondet_uchar() [L107] 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] [L107] 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] [L108] 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] [L108] 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] [L109] var_1_12 = __VERIFIER_nondet_long() [L110] 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] [L110] 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] [L111] 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] [L111] 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] [L112] var_1_13 = __VERIFIER_nondet_long() [L113] 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=14, 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=14, 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] [L113] 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=14, 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] [L114] 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=14, 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=14, 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] [L114] 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=14, 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] [L115] var_1_16 = __VERIFIER_nondet_uchar() [L116] 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=14, 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=14, 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] [L116] 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=14, 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] [L117] 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=14, 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=14, 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] [L117] 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=14, 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] [L118] var_1_17 = __VERIFIER_nondet_float() [L119] 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=14, 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=14, 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] [L119] 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=14, 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] [L120] var_1_19 = __VERIFIER_nondet_float() [L121] 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=14, 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=14, 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] [L121] 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=14, 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] [L122] var_1_20 = __VERIFIER_nondet_float() [L123] 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=14, 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=14, 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] [L123] 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=14, 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] [L124] var_1_21 = __VERIFIER_nondet_float() [L125] 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=14, 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=14, 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] [L125] 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=14, 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] [L126] var_1_22 = __VERIFIER_nondet_float() [L127] 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=14, 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=14, 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] [L127] 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=14, 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] [L128] var_1_23 = __VERIFIER_nondet_float() [L129] 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=14, 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=14, 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] [L129] 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=14, 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] [L144] RET updateVariables() [L145] CALL step() [L47] signed long int stepLocal_1 = last_1_var_1_11; [L48] signed long int stepLocal_0 = last_1_var_1_11; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, 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] [L49] COND TRUE stepLocal_1 < last_1_var_1_1 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, 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] [L50] COND FALSE !(last_1_var_1_1 <= stepLocal_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=14, 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] [L54] unsigned long int stepLocal_3 = var_1_7; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_3=0, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, 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] [L55] EXPR 5u << (var_1_12 - var_1_13) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_3=0, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, 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] [L55] unsigned long int stepLocal_2 = 5u << (var_1_12 - var_1_13); [L56] COND FALSE !(! ((var_1_5 > var_1_7) || var_1_8)) [L67] var_1_11 = var_1_12 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, 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] [L69] COND FALSE !(! (var_1_11 >= var_1_11)) [L76] var_1_1 = var_1_11 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, 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] [L78] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, 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] [L83] COND FALSE !(\read(var_1_10)) [L86] 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, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, 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] [L88] unsigned long int stepLocal_4 = ~ var_1_1; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, stepLocal_4=4294967281, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, 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] [L89] COND FALSE !(stepLocal_4 <= (var_1_12 - var_1_11)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, 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] [L145] RET step() [L146] CALL, EXPR property() [L136] 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=14, 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] [L136] 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=14, 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] [L136] 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=14, 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] [L136-L137] 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) ; [L146] RET, EXPR property() [L146] 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=14, 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=14, 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, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.7s, OverallIterations: 6, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1107 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1106 mSDsluCounter, 1888 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1329 mSDsCounter, 410 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1399 IncrementalHoareTripleChecker+Invalid, 1809 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 410 mSolverCounterUnsat, 559 mSDtfsCounter, 1399 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 585 GetRequests, 517 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 596 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=260occurred in iteration=5, InterpolantAutomatonStates: 54, 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, 304 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 6.4s InterpolantComputationTime, 1174 NumberOfCodeBlocks, 1174 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1019 ConstructedInterpolants, 0 QuantifiedInterpolants, 3773 SizeOfPredicates, 4 NumberOfNonLiveVariables, 335 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 6324/6468 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 21:57:36,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/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_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/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_a84271ef-c660-4db5-a529-615b4ea1cf92/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 482b3fdef5f1e71e1007340a4f7a341f28794f7d99258d661ab845ef474c148c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:57:38,995 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:57:39,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-31 21:57:39,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:57:39,111 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:57:39,144 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:57:39,144 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:57:39,145 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:57:39,146 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:57:39,146 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:57:39,147 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 21:57:39,147 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 21:57:39,148 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:57:39,148 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:57:39,149 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:57:39,150 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:57:39,150 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 21:57:39,151 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 21:57:39,151 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 21:57:39,152 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:57:39,152 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 21:57:39,153 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 21:57:39,153 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 21:57:39,154 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 21:57:39,154 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-31 21:57:39,154 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:57:39,155 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-31 21:57:39,155 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 21:57:39,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:57:39,156 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:57:39,161 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:57:39,161 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:57:39,161 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 21:57:39,162 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 21:57:39,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:57:39,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:57:39,162 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 21:57:39,163 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 21:57:39,163 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-31 21:57:39,163 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-31 21:57:39,163 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 21:57:39,164 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 21:57:39,164 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 21:57:39,164 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 21:57:39,164 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-31 21:57:39,165 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_a84271ef-c660-4db5-a529-615b4ea1cf92/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 482b3fdef5f1e71e1007340a4f7a341f28794f7d99258d661ab845ef474c148c [2024-10-31 21:57:39,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:57:39,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:57:39,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:57:39,666 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:57:39,666 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:57:39,668 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-74.i Unable to find full path for "g++" [2024-10-31 21:57:41,757 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:57:42,007 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:57:42,009 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-74.i [2024-10-31 21:57:42,020 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/data/54b0b84dc/9989a9f261f04b45a83a62dc9f241f34/FLAG8ac276708 [2024-10-31 21:57:42,034 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/data/54b0b84dc/9989a9f261f04b45a83a62dc9f241f34 [2024-10-31 21:57:42,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:57:42,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:57:42,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:57:42,040 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:57:42,046 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:57:42,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,050 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58be5c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42, skipping insertion in model container [2024-10-31 21:57:42,050 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,091 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:57:42,313 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_a84271ef-c660-4db5-a529-615b4ea1cf92/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-74.i[913,926] [2024-10-31 21:57:42,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:57:42,426 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:57:42,440 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_a84271ef-c660-4db5-a529-615b4ea1cf92/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-74.i[913,926] [2024-10-31 21:57:42,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:57:42,533 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:57:42,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42 WrapperNode [2024-10-31 21:57:42,534 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:57:42,535 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:57:42,536 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:57:42,536 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:57:42,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,559 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,605 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 150 [2024-10-31 21:57:42,605 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:57:42,606 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:57:42,609 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:57:42,610 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:57:42,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,632 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,656 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 21:57:42,660 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,661 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,676 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,682 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,685 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,689 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:57:42,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:57:42,698 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:57:42,698 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:57:42,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42" (1/1) ... [2024-10-31 21:57:42,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:57:42,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:42,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:42,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 21:57:42,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:57:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-31 21:57:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 21:57:42,784 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 21:57:42,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:57:42,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:57:42,922 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:57:42,925 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:57:45,427 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-10-31 21:57:45,428 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:57:45,447 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:57:45,447 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 21:57:45,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:57:45 BoogieIcfgContainer [2024-10-31 21:57:45,448 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:57:45,451 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 21:57:45,451 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 21:57:45,454 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 21:57:45,455 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 09:57:42" (1/3) ... [2024-10-31 21:57:45,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b62d13c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:57:45, skipping insertion in model container [2024-10-31 21:57:45,457 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:42" (2/3) ... [2024-10-31 21:57:45,458 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b62d13c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:57:45, skipping insertion in model container [2024-10-31 21:57:45,459 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:57:45" (3/3) ... [2024-10-31 21:57:45,462 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-74.i [2024-10-31 21:57:45,483 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 21:57:45,485 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 21:57:45,568 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 21:57:45,576 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;@5dab2c67, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 21:57:45,576 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 21:57:45,581 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 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 21:57:45,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-10-31 21:57:45,601 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:57:45,602 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 21:57:45,602 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:57:45,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:45,611 INFO L85 PathProgramCache]: Analyzing trace with hash 709615713, now seen corresponding path program 1 times [2024-10-31 21:57:45,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 21:57:45,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [862306856] [2024-10-31 21:57:45,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:45,629 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 21:57:45,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 21:57:45,633 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/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 21:57:45,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/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 21:57:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:46,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-31 21:57:46,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:46,193 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2024-10-31 21:57:46,194 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-31 21:57:46,195 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-31 21:57:46,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [862306856] [2024-10-31 21:57:46,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [862306856] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:57:46,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:57:46,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 21:57:46,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204995141] [2024-10-31 21:57:46,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:57:46,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 21:57:46,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-31 21:57:46,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 21:57:46,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 21:57:46,233 INFO L87 Difference]: Start difference. First operand has 68 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 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 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-31 21:57:46,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:46,268 INFO L93 Difference]: Finished difference Result 128 states and 220 transitions. [2024-10-31 21:57:46,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 21:57:46,270 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 141 [2024-10-31 21:57:46,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:57:46,279 INFO L225 Difference]: With dead ends: 128 [2024-10-31 21:57:46,279 INFO L226 Difference]: Without dead ends: 63 [2024-10-31 21:57:46,284 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 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 21:57:46,290 INFO L432 NwaCegarLoop]: 93 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, 93 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 21:57:46,291 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 21:57:46,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-10-31 21:57:46,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2024-10-31 21:57:46,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 39 states have internal predecessors, (49), 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 21:57:46,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 93 transitions. [2024-10-31 21:57:46,346 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 93 transitions. Word has length 141 [2024-10-31 21:57:46,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:57:46,347 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 93 transitions. [2024-10-31 21:57:46,348 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-31 21:57:46,348 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2024-10-31 21:57:46,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-10-31 21:57:46,352 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:57:46,352 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 21:57:46,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/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)] Ended with exit code 0 [2024-10-31 21:57:46,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/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 [2024-10-31 21:57:46,553 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:57:46,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:46,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1653291691, now seen corresponding path program 1 times [2024-10-31 21:57:46,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 21:57:46,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [5875439] [2024-10-31 21:57:46,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:46,557 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 21:57:46,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 21:57:46,559 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/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 21:57:46,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84271ef-c660-4db5-a529-615b4ea1cf92/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 (3)] Waiting until timeout for monitored process [2024-10-31 21:57:46,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:47,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 21:57:47,014 INFO L278 TraceCheckSpWp]: Computing forward predicates...