./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3ee40dd4c738937df3cfe28722079ab6375e7aef2ee40a12cb1af18759ea102b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:13:26,631 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:13:26,725 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 20:13:26,731 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:13:26,732 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:13:26,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:13:26,768 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:13:26,769 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:13:26,770 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:13:26,770 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:13:26,771 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:13:26,771 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:13:26,771 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:13:26,772 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:13:26,772 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:13:26,772 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:13:26,773 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:13:26,773 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:13:26,773 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:13:26,773 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:13:26,773 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:13:26,774 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:13:26,774 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:13:26,774 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:13:26,774 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:13:26,774 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:13:26,774 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:13:26,774 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:13:26,774 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:13:26,775 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:13:26,775 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:13:26,775 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:13:26,776 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:13:26,776 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:13:26,776 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:13:26,776 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:13:26,776 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:13:26,776 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:13:26,777 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:13:26,777 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:13:26,777 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:13:26,777 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:13:26,777 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:13:26,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:13:26,777 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:13:26,778 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:13:26,778 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:13:26,778 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:13:26,778 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ee40dd4c738937df3cfe28722079ab6375e7aef2ee40a12cb1af18759ea102b [2024-11-27 20:13:27,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:13:27,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:13:27,108 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:13:27,109 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:13:27,109 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:13:27,110 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i [2024-11-27 20:13:29,965 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/data/c3fbfac2c/64e248494a844d97a35c7bcae59c0fc2/FLAGc478db4e2 [2024-11-27 20:13:30,326 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:13:30,330 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i [2024-11-27 20:13:30,362 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/data/c3fbfac2c/64e248494a844d97a35c7bcae59c0fc2/FLAGc478db4e2 [2024-11-27 20:13:30,394 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/data/c3fbfac2c/64e248494a844d97a35c7bcae59c0fc2 [2024-11-27 20:13:30,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:13:30,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:13:30,400 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:13:30,401 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:13:30,405 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:13:30,406 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f5c8829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30, skipping insertion in model container [2024-11-27 20:13:30,409 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,439 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:13:30,609 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i[919,932] [2024-11-27 20:13:30,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:13:30,737 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:13:30,749 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i[919,932] [2024-11-27 20:13:30,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:13:30,807 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:13:30,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30 WrapperNode [2024-11-27 20:13:30,808 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:13:30,809 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:13:30,809 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:13:30,809 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:13:30,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,833 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,897 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2024-11-27 20:13:30,897 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:13:30,898 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:13:30,898 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:13:30,898 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:13:30,911 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,915 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,932 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 20:13:30,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,943 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,944 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,948 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,953 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:13:30,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:13:30,958 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:13:30,958 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:13:30,959 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (1/1) ... [2024-11-27 20:13:30,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:13:30,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:13:30,999 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:13:31,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:13:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:13:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:13:31,027 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:13:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 20:13:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:13:31,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:13:31,129 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:13:31,131 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:13:31,785 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-27 20:13:31,786 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:13:31,834 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:13:31,836 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 20:13:31,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:13:31 BoogieIcfgContainer [2024-11-27 20:13:31,836 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:13:31,838 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:13:31,839 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:13:31,844 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:13:31,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:13:30" (1/3) ... [2024-11-27 20:13:31,845 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c907713 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:13:31, skipping insertion in model container [2024-11-27 20:13:31,845 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:30" (2/3) ... [2024-11-27 20:13:31,845 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c907713 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:13:31, skipping insertion in model container [2024-11-27 20:13:31,845 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:13:31" (3/3) ... [2024-11-27 20:13:31,847 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i [2024-11-27 20:13:31,862 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:13:31,864 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i that has 2 procedures, 91 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:13:31,920 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:13:31,932 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;@103c3926, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:13:31,932 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:13:31,937 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 61 states have (on average 1.5081967213114753) internal successors, (92), 62 states have internal predecessors, (92), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-27 20:13:31,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-27 20:13:31,952 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:13:31,953 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:13:31,953 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:13:31,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:13:31,960 INFO L85 PathProgramCache]: Analyzing trace with hash 430846258, now seen corresponding path program 1 times [2024-11-27 20:13:31,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:13:31,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38421746] [2024-11-27 20:13:31,969 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:13:31,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:13:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:13:32,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2024-11-27 20:13:32,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:13:32,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38421746] [2024-11-27 20:13:32,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38421746] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:13:32,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [647309673] [2024-11-27 20:13:32,447 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:13:32,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:13:32,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:13:32,454 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:13:32,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 20:13:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:13:32,687 INFO L256 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 20:13:32,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:13:32,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2024-11-27 20:13:32,744 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:13:32,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [647309673] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:13:32,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:13:32,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 20:13:32,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925068319] [2024-11-27 20:13:32,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:13:32,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 20:13:32,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:13:32,776 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 20:13:32,777 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:13:32,780 INFO L87 Difference]: Start difference. First operand has 91 states, 61 states have (on average 1.5081967213114753) internal successors, (92), 62 states have internal predecessors, (92), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-27 20:13:32,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:13:32,811 INFO L93 Difference]: Finished difference Result 175 states and 313 transitions. [2024-11-27 20:13:32,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 20:13:32,813 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) Word has length 174 [2024-11-27 20:13:32,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:13:32,840 INFO L225 Difference]: With dead ends: 175 [2024-11-27 20:13:32,840 INFO L226 Difference]: Without dead ends: 87 [2024-11-27 20:13:32,846 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:13:32,852 INFO L435 NwaCegarLoop]: 137 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, 137 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 20:13:32,853 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:13:32,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2024-11-27 20:13:32,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2024-11-27 20:13:32,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 58 states have internal predecessors, (83), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-27 20:13:32,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 137 transitions. [2024-11-27 20:13:32,906 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 137 transitions. Word has length 174 [2024-11-27 20:13:32,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:13:32,906 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 137 transitions. [2024-11-27 20:13:32,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-27 20:13:32,907 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 137 transitions. [2024-11-27 20:13:32,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-27 20:13:32,913 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:13:32,913 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:13:32,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 20:13:33,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-27 20:13:33,115 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:13:33,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:13:33,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1449271428, now seen corresponding path program 1 times [2024-11-27 20:13:33,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:13:33,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147297374] [2024-11-27 20:13:33,116 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:13:33,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:13:33,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:13:33,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-27 20:13:33,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:13:33,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147297374] [2024-11-27 20:13:33,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2147297374] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:13:33,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:13:33,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:13:33,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693777208] [2024-11-27 20:13:33,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:13:33,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:13:33,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:13:33,931 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:13:33,931 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:13:33,932 INFO L87 Difference]: Start difference. First operand 87 states and 137 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-27 20:13:34,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:13:34,207 INFO L93 Difference]: Finished difference Result 256 states and 406 transitions. [2024-11-27 20:13:34,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:13:34,208 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 174 [2024-11-27 20:13:34,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:13:34,211 INFO L225 Difference]: With dead ends: 256 [2024-11-27 20:13:34,211 INFO L226 Difference]: Without dead ends: 172 [2024-11-27 20:13:34,212 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:13:34,213 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 89 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:13:34,213 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 393 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:13:34,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2024-11-27 20:13:34,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 135. [2024-11-27 20:13:34,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 78 states have (on average 1.3205128205128205) internal successors, (103), 78 states have internal predecessors, (103), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-27 20:13:34,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 211 transitions. [2024-11-27 20:13:34,250 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 211 transitions. Word has length 174 [2024-11-27 20:13:34,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:13:34,251 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 211 transitions. [2024-11-27 20:13:34,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-27 20:13:34,251 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 211 transitions. [2024-11-27 20:13:34,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-27 20:13:34,255 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:13:34,255 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:13:34,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 20:13:34,255 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:13:34,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:13:34,256 INFO L85 PathProgramCache]: Analyzing trace with hash 587320315, now seen corresponding path program 1 times [2024-11-27 20:13:34,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:13:34,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550017128] [2024-11-27 20:13:34,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:13:34,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:13:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:13:34,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-27 20:13:34,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:13:34,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550017128] [2024-11-27 20:13:34,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550017128] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:13:34,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:13:34,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:13:34,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572521009] [2024-11-27 20:13:34,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:13:34,896 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:13:34,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:13:34,897 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:13:34,897 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:13:34,897 INFO L87 Difference]: Start difference. First operand 135 states and 211 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-27 20:13:35,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:13:35,172 INFO L93 Difference]: Finished difference Result 331 states and 523 transitions. [2024-11-27 20:13:35,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:13:35,173 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 175 [2024-11-27 20:13:35,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:13:35,176 INFO L225 Difference]: With dead ends: 331 [2024-11-27 20:13:35,176 INFO L226 Difference]: Without dead ends: 247 [2024-11-27 20:13:35,178 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:13:35,178 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 136 mSDsluCounter, 254 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:13:35,179 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 425 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:13:35,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2024-11-27 20:13:35,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 217. [2024-11-27 20:13:35,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 132 states have (on average 1.3636363636363635) internal successors, (180), 132 states have internal predecessors, (180), 81 states have call successors, (81), 3 states have call predecessors, (81), 3 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-27 20:13:35,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 342 transitions. [2024-11-27 20:13:35,246 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 342 transitions. Word has length 175 [2024-11-27 20:13:35,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:13:35,247 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 342 transitions. [2024-11-27 20:13:35,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-27 20:13:35,247 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 342 transitions. [2024-11-27 20:13:35,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-27 20:13:35,250 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:13:35,250 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:13:35,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 20:13:35,250 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:13:35,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:13:35,251 INFO L85 PathProgramCache]: Analyzing trace with hash -628243053, now seen corresponding path program 1 times [2024-11-27 20:13:35,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:13:35,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659207275] [2024-11-27 20:13:35,251 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:13:35,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:13:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:13:35,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-27 20:13:35,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:13:35,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659207275] [2024-11-27 20:13:35,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659207275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:13:35,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:13:35,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:13:35,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993948376] [2024-11-27 20:13:35,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:13:35,819 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:13:35,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:13:35,819 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:13:35,819 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:13:35,820 INFO L87 Difference]: Start difference. First operand 217 states and 342 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-27 20:13:36,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:13:36,457 INFO L93 Difference]: Finished difference Result 545 states and 864 transitions. [2024-11-27 20:13:36,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:13:36,458 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 176 [2024-11-27 20:13:36,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:13:36,462 INFO L225 Difference]: With dead ends: 545 [2024-11-27 20:13:36,462 INFO L226 Difference]: Without dead ends: 379 [2024-11-27 20:13:36,464 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:13:36,465 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 274 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-27 20:13:36,465 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 231 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-27 20:13:36,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2024-11-27 20:13:36,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 247. [2024-11-27 20:13:36,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 162 states have (on average 1.4197530864197532) internal successors, (230), 162 states have internal predecessors, (230), 81 states have call successors, (81), 3 states have call predecessors, (81), 3 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-27 20:13:36,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 392 transitions. [2024-11-27 20:13:36,518 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 392 transitions. Word has length 176 [2024-11-27 20:13:36,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:13:36,519 INFO L471 AbstractCegarLoop]: Abstraction has 247 states and 392 transitions. [2024-11-27 20:13:36,519 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-27 20:13:36,520 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 392 transitions. [2024-11-27 20:13:36,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-27 20:13:36,522 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:13:36,522 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:13:36,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 20:13:36,523 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:13:36,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:13:36,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1891716881, now seen corresponding path program 1 times [2024-11-27 20:13:36,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:13:36,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238434922] [2024-11-27 20:13:36,524 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:13:36,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:13:36,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:13:37,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 6 proven. 72 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-27 20:13:37,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:13:37,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238434922] [2024-11-27 20:13:37,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238434922] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:13:37,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1472698902] [2024-11-27 20:13:37,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:13:37,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:13:37,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:13:37,143 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:13:37,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 20:13:37,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:13:37,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 20:13:37,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:13:37,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 222 proven. 72 refuted. 0 times theorem prover too weak. 1110 trivial. 0 not checked. [2024-11-27 20:13:37,920 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:13:38,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 6 proven. 72 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-27 20:13:38,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1472698902] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:13:38,349 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 20:13:38,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-11-27 20:13:38,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372977059] [2024-11-27 20:13:38,350 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 20:13:38,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-27 20:13:38,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:13:38,353 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-27 20:13:38,354 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-27 20:13:38,354 INFO L87 Difference]: Start difference. First operand 247 states and 392 transitions. Second operand has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 states have internal predecessors, (77), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-27 20:13:38,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:13:38,909 INFO L93 Difference]: Finished difference Result 465 states and 726 transitions. [2024-11-27 20:13:38,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-27 20:13:38,910 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 states have internal predecessors, (77), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 176 [2024-11-27 20:13:38,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:13:38,913 INFO L225 Difference]: With dead ends: 465 [2024-11-27 20:13:38,913 INFO L226 Difference]: Without dead ends: 269 [2024-11-27 20:13:38,915 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 350 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=177, Unknown=0, NotChecked=0, Total=272 [2024-11-27 20:13:38,917 INFO L435 NwaCegarLoop]: 97 mSDtfsCounter, 237 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:13:38,920 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 260 Invalid, 362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-27 20:13:38,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2024-11-27 20:13:38,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 229. [2024-11-27 20:13:38,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 141 states have (on average 1.3120567375886525) internal successors, (185), 141 states have internal predecessors, (185), 81 states have call successors, (81), 6 states have call predecessors, (81), 6 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-27 20:13:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 347 transitions. [2024-11-27 20:13:38,997 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 347 transitions. Word has length 176 [2024-11-27 20:13:38,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:13:38,998 INFO L471 AbstractCegarLoop]: Abstraction has 229 states and 347 transitions. [2024-11-27 20:13:38,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 states have internal predecessors, (77), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-27 20:13:38,998 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 347 transitions. [2024-11-27 20:13:39,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-27 20:13:39,002 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:13:39,002 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:13:39,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-27 20:13:39,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:13:39,203 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:13:39,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:13:39,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1768251680, now seen corresponding path program 1 times [2024-11-27 20:13:39,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:13:39,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150439310] [2024-11-27 20:13:39,204 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:13:39,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:13:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:13:40,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 9 proven. 69 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-27 20:13:40,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:13:40,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150439310] [2024-11-27 20:13:40,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150439310] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:13:40,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1816118563] [2024-11-27 20:13:40,043 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:13:40,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:13:40,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:13:40,045 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:13:40,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-27 20:13:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:13:40,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-27 20:13:40,224 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:13:41,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 308 proven. 69 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2024-11-27 20:13:41,597 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:13:42,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 9 proven. 69 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-27 20:13:42,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1816118563] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:13:42,422 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 20:13:42,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 8] total 20 [2024-11-27 20:13:42,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552997087] [2024-11-27 20:13:42,422 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 20:13:42,423 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-27 20:13:42,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:13:42,424 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-27 20:13:42,424 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=300, Unknown=0, NotChecked=0, Total=380 [2024-11-27 20:13:42,425 INFO L87 Difference]: Start difference. First operand 229 states and 347 transitions. Second operand has 20 states, 20 states have (on average 5.2) internal successors, (104), 20 states have internal predecessors, (104), 6 states have call successors, (81), 3 states have call predecessors, (81), 6 states have return successors, (81), 6 states have call predecessors, (81), 6 states have call successors, (81) [2024-11-27 20:13:44,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:13:44,283 INFO L93 Difference]: Finished difference Result 572 states and 856 transitions. [2024-11-27 20:13:44,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-27 20:13:44,284 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 5.2) internal successors, (104), 20 states have internal predecessors, (104), 6 states have call successors, (81), 3 states have call predecessors, (81), 6 states have return successors, (81), 6 states have call predecessors, (81), 6 states have call successors, (81) Word has length 179 [2024-11-27 20:13:44,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:13:44,287 INFO L225 Difference]: With dead ends: 572 [2024-11-27 20:13:44,287 INFO L226 Difference]: Without dead ends: 398 [2024-11-27 20:13:44,288 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 421 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=386, Invalid=1254, Unknown=0, NotChecked=0, Total=1640 [2024-11-27 20:13:44,289 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 934 mSDsluCounter, 535 mSDsCounter, 0 mSdLazyCounter, 581 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 934 SdHoareTripleChecker+Valid, 659 SdHoareTripleChecker+Invalid, 913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:13:44,290 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [934 Valid, 659 Invalid, 913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 581 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-27 20:13:44,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2024-11-27 20:13:44,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 241. [2024-11-27 20:13:44,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 150 states have (on average 1.28) internal successors, (192), 150 states have internal predecessors, (192), 81 states have call successors, (81), 9 states have call predecessors, (81), 9 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-27 20:13:44,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 354 transitions. [2024-11-27 20:13:44,357 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 354 transitions. Word has length 179 [2024-11-27 20:13:44,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:13:44,358 INFO L471 AbstractCegarLoop]: Abstraction has 241 states and 354 transitions. [2024-11-27 20:13:44,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 5.2) internal successors, (104), 20 states have internal predecessors, (104), 6 states have call successors, (81), 3 states have call predecessors, (81), 6 states have return successors, (81), 6 states have call predecessors, (81), 6 states have call successors, (81) [2024-11-27 20:13:44,358 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 354 transitions. [2024-11-27 20:13:44,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-27 20:13:44,360 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:13:44,361 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:13:44,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-27 20:13:44,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-27 20:13:44,565 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:13:44,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:13:44,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1634238174, now seen corresponding path program 1 times [2024-11-27 20:13:44,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:13:44,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428686598] [2024-11-27 20:13:44,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:13:44,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:13:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 20:13:44,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [252806048] [2024-11-27 20:13:44,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:13:44,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:13:44,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:13:44,766 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:13:44,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-27 20:13:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:13:44,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-27 20:13:44,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:13:47,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 275 proven. 363 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2024-11-27 20:13:47,877 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:13:59,751 WARN L286 SmtUtils]: Spent 5.05s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 20:14:25,165 WARN L286 SmtUtils]: Spent 7.11s on a formula simplification that was a NOOP. DAG size: 52 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:15:04,343 WARN L286 SmtUtils]: Spent 17.93s on a formula simplification that was a NOOP. DAG size: 49 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:15:24,718 WARN L286 SmtUtils]: Spent 19.94s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 20:15:36,053 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 20:15:57,065 WARN L286 SmtUtils]: Spent 16.03s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 20:16:05,401 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (mod c_~var_1_19~0 4294967296))) (or (= .cse0 0) (let ((.cse7 (mod c_~var_1_4~0 256))) (let ((.cse3 (div (mod c_~var_1_6~0 65536) .cse7))) (let ((.cse4 (+ .cse0 1)) (.cse5 (mod (+ .cse7 c_~var_1_7~0) 65536)) (.cse1 (mod c_~var_1_17~0 65536)) (.cse2 (+ (mod c_~var_1_7~0 65536) .cse7 1)) (.cse6 (mod (* c_~var_1_19~0 .cse3) 4294967296))) (and (forall ((v_z_22 Int)) (or (< .cse1 v_z_22) (< v_z_22 .cse2) (not (= v_z_22 (mod (* v_z_22 .cse3) 4294967296))) (< v_z_22 .cse4))) (or (< .cse5 .cse4) (not (= (mod (* .cse3 .cse5) 4294967296) .cse5))) (or (not (= .cse6 .cse5)) (< .cse0 .cse5)) (or (< .cse1 .cse6) (< .cse6 .cse2) (< .cse0 .cse6)))))))) is different from false [2024-11-27 20:16:20,387 WARN L286 SmtUtils]: Spent 8.05s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 20:16:29,931 WARN L286 SmtUtils]: Spent 9.54s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 20:16:40,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:16:40,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428686598] [2024-11-27 20:16:40,612 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-27 20:16:40,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [252806048] [2024-11-27 20:16:40,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [252806048] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:16:40,613 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:16:40,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2024-11-27 20:16:40,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027943001] [2024-11-27 20:16:40,613 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-27 20:16:40,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-27 20:16:40,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:16:40,614 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-27 20:16:40,615 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=749, Unknown=5, NotChecked=60, Total=1056 [2024-11-27 20:16:40,615 INFO L87 Difference]: Start difference. First operand 241 states and 354 transitions. Second operand has 22 states, 22 states have (on average 2.9545454545454546) internal successors, (65), 20 states have internal predecessors, (65), 6 states have call successors, (27), 6 states have call predecessors, (27), 7 states have return successors, (27), 6 states have call predecessors, (27), 6 states have call successors, (27) [2024-11-27 20:16:45,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:16:45,339 INFO L93 Difference]: Finished difference Result 438 states and 615 transitions. [2024-11-27 20:16:45,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-27 20:16:45,341 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 2.9545454545454546) internal successors, (65), 20 states have internal predecessors, (65), 6 states have call successors, (27), 6 states have call predecessors, (27), 7 states have return successors, (27), 6 states have call predecessors, (27), 6 states have call successors, (27) Word has length 179 [2024-11-27 20:16:45,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:16:45,347 INFO L225 Difference]: With dead ends: 438 [2024-11-27 20:16:45,347 INFO L226 Difference]: Without dead ends: 346 [2024-11-27 20:16:45,349 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 331 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 457 ImplicationChecksByTransitivity, 75.2s TimeCoverageRelationStatistics Valid=403, Invalid=1236, Unknown=5, NotChecked=78, Total=1722 [2024-11-27 20:16:45,352 INFO L435 NwaCegarLoop]: 121 mSDtfsCounter, 340 mSDsluCounter, 597 mSDsCounter, 0 mSdLazyCounter, 777 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 718 SdHoareTripleChecker+Invalid, 797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 777 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-27 20:16:45,352 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 718 Invalid, 797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 777 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-27 20:16:45,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2024-11-27 20:16:45,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 279. [2024-11-27 20:16:45,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279 states, 179 states have (on average 1.23463687150838) internal successors, (221), 179 states have internal predecessors, (221), 81 states have call successors, (81), 18 states have call predecessors, (81), 18 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-27 20:16:45,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 383 transitions. [2024-11-27 20:16:45,424 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 383 transitions. Word has length 179 [2024-11-27 20:16:45,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:16:45,426 INFO L471 AbstractCegarLoop]: Abstraction has 279 states and 383 transitions. [2024-11-27 20:16:45,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.9545454545454546) internal successors, (65), 20 states have internal predecessors, (65), 6 states have call successors, (27), 6 states have call predecessors, (27), 7 states have return successors, (27), 6 states have call predecessors, (27), 6 states have call successors, (27) [2024-11-27 20:16:45,427 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 383 transitions. [2024-11-27 20:16:45,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-27 20:16:45,428 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:16:45,428 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:16:45,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-27 20:16:45,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-27 20:16:45,629 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:16:45,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:16:45,630 INFO L85 PathProgramCache]: Analyzing trace with hash 666584416, now seen corresponding path program 1 times [2024-11-27 20:16:45,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:16:45,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151094652] [2024-11-27 20:16:45,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:16:45,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:16:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:16:46,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 36 proven. 42 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-27 20:16:46,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:16:46,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151094652] [2024-11-27 20:16:46,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151094652] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:16:46,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [421881173] [2024-11-27 20:16:46,269 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:16:46,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:16:46,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:16:46,271 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:16:46,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-27 20:16:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:16:46,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-27 20:16:46,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:16:47,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 722 proven. 42 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-27 20:16:47,449 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:16:48,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 36 proven. 42 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-27 20:16:48,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [421881173] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:16:48,176 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 20:16:48,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 8] total 18 [2024-11-27 20:16:48,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026301255] [2024-11-27 20:16:48,177 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 20:16:48,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-27 20:16:48,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:16:48,178 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-27 20:16:48,178 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2024-11-27 20:16:48,179 INFO L87 Difference]: Start difference. First operand 279 states and 383 transitions. Second operand has 18 states, 18 states have (on average 5.666666666666667) internal successors, (102), 18 states have internal predecessors, (102), 5 states have call successors, (68), 3 states have call predecessors, (68), 6 states have return successors, (69), 5 states have call predecessors, (69), 5 states have call successors, (69) [2024-11-27 20:16:50,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:16:50,209 INFO L93 Difference]: Finished difference Result 840 states and 1151 transitions. [2024-11-27 20:16:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-27 20:16:50,210 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 5.666666666666667) internal successors, (102), 18 states have internal predecessors, (102), 5 states have call successors, (68), 3 states have call predecessors, (68), 6 states have return successors, (69), 5 states have call predecessors, (69), 5 states have call successors, (69) Word has length 179 [2024-11-27 20:16:50,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:16:50,215 INFO L225 Difference]: With dead ends: 840 [2024-11-27 20:16:50,215 INFO L226 Difference]: Without dead ends: 632 [2024-11-27 20:16:50,217 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 349 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 436 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=366, Invalid=1440, Unknown=0, NotChecked=0, Total=1806 [2024-11-27 20:16:50,217 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 633 mSDsluCounter, 1171 mSDsCounter, 0 mSdLazyCounter, 1139 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 1350 SdHoareTripleChecker+Invalid, 1389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 1139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:16:50,217 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [672 Valid, 1350 Invalid, 1389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 1139 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-27 20:16:50,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2024-11-27 20:16:50,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 300. [2024-11-27 20:16:50,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 197 states have (on average 1.218274111675127) internal successors, (240), 197 states have internal predecessors, (240), 81 states have call successors, (81), 21 states have call predecessors, (81), 21 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-27 20:16:50,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 402 transitions. [2024-11-27 20:16:50,314 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 402 transitions. Word has length 179 [2024-11-27 20:16:50,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:16:50,316 INFO L471 AbstractCegarLoop]: Abstraction has 300 states and 402 transitions. [2024-11-27 20:16:50,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.666666666666667) internal successors, (102), 18 states have internal predecessors, (102), 5 states have call successors, (68), 3 states have call predecessors, (68), 6 states have return successors, (69), 5 states have call predecessors, (69), 5 states have call successors, (69) [2024-11-27 20:16:50,317 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 402 transitions. [2024-11-27 20:16:50,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-27 20:16:50,320 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:16:50,320 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:16:50,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-27 20:16:50,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-11-27 20:16:50,521 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:16:50,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:16:50,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1138853918, now seen corresponding path program 1 times [2024-11-27 20:16:50,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:16:50,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118425615] [2024-11-27 20:16:50,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:16:50,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:16:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 20:16:50,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1647850738] [2024-11-27 20:16:50,709 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:16:50,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:16:50,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:16:50,713 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:16:50,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-27 20:16:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:16:50,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-27 20:16:50,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:16:54,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 276 proven. 198 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2024-11-27 20:16:54,532 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:17:13,960 WARN L286 SmtUtils]: Spent 5.36s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:17:43,695 WARN L286 SmtUtils]: Spent 9.12s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:17:54,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 9 proven. 69 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-27 20:17:54,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:17:54,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118425615] [2024-11-27 20:17:54,065 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-27 20:17:54,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647850738] [2024-11-27 20:17:54,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647850738] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:17:54,065 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 20:17:54,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 11] total 28 [2024-11-27 20:17:54,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832059646] [2024-11-27 20:17:54,065 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 20:17:54,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-27 20:17:54,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:17:54,067 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-27 20:17:54,067 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=595, Unknown=0, NotChecked=0, Total=756 [2024-11-27 20:17:54,067 INFO L87 Difference]: Start difference. First operand 300 states and 402 transitions. Second operand has 28 states, 28 states have (on average 3.5357142857142856) internal successors, (99), 27 states have internal predecessors, (99), 6 states have call successors, (54), 5 states have call predecessors, (54), 7 states have return successors, (54), 6 states have call predecessors, (54), 6 states have call successors, (54) [2024-11-27 20:18:13,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-27 20:18:15,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-27 20:18:23,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-27 20:18:25,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-27 20:18:27,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-27 20:18:37,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-27 20:18:51,334 WARN L286 SmtUtils]: Spent 6.40s on a formula simplification that was a NOOP. DAG size: 52 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:19:17,062 WARN L286 SmtUtils]: Spent 24.96s on a formula simplification that was a NOOP. DAG size: 62 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:19:22,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-27 20:19:29,611 WARN L286 SmtUtils]: Spent 6.48s on a formula simplification. DAG size of input: 50 DAG size of output: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:19:33,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-27 20:19:37,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-27 20:19:46,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-27 20:20:00,802 WARN L286 SmtUtils]: Spent 13.82s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:20:18,510 WARN L286 SmtUtils]: Spent 16.75s on a formula simplification that was a NOOP. DAG size: 58 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:20:21,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-27 20:20:23,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-27 20:20:25,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:20:25,379 INFO L93 Difference]: Finished difference Result 873 states and 1221 transitions. [2024-11-27 20:20:25,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-27 20:20:25,380 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.5357142857142856) internal successors, (99), 27 states have internal predecessors, (99), 6 states have call successors, (54), 5 states have call predecessors, (54), 7 states have return successors, (54), 6 states have call predecessors, (54), 6 states have call successors, (54) Word has length 179 [2024-11-27 20:20:25,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:20:25,383 INFO L225 Difference]: With dead ends: 873 [2024-11-27 20:20:25,383 INFO L226 Difference]: Without dead ends: 624 [2024-11-27 20:20:25,385 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 972 ImplicationChecksByTransitivity, 116.4s TimeCoverageRelationStatistics Valid=693, Invalid=2728, Unknown=1, NotChecked=0, Total=3422 [2024-11-27 20:20:25,386 INFO L435 NwaCegarLoop]: 122 mSDtfsCounter, 1096 mSDsluCounter, 1046 mSDsCounter, 0 mSdLazyCounter, 1300 mSolverCounterSat, 165 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 1168 SdHoareTripleChecker+Invalid, 1468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1300 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 58.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:20:25,386 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1096 Valid, 1168 Invalid, 1468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1300 Invalid, 3 Unknown, 0 Unchecked, 58.2s Time] [2024-11-27 20:20:25,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2024-11-27 20:20:25,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 330. [2024-11-27 20:20:25,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 227 states have (on average 1.2555066079295154) internal successors, (285), 227 states have internal predecessors, (285), 81 states have call successors, (81), 21 states have call predecessors, (81), 21 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-27 20:20:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 447 transitions. [2024-11-27 20:20:25,470 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 447 transitions. Word has length 179 [2024-11-27 20:20:25,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:20:25,471 INFO L471 AbstractCegarLoop]: Abstraction has 330 states and 447 transitions. [2024-11-27 20:20:25,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 3.5357142857142856) internal successors, (99), 27 states have internal predecessors, (99), 6 states have call successors, (54), 5 states have call predecessors, (54), 7 states have return successors, (54), 6 states have call predecessors, (54), 6 states have call successors, (54) [2024-11-27 20:20:25,471 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 447 transitions. [2024-11-27 20:20:25,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-27 20:20:25,473 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:20:25,474 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:20:25,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-27 20:20:25,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-11-27 20:20:25,678 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:20:25,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:20:25,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1184267288, now seen corresponding path program 1 times [2024-11-27 20:20:25,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:20:25,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039166728] [2024-11-27 20:20:25,678 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:20:25,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:20:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 20:20:25,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [904224748] [2024-11-27 20:20:25,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:20:25,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:20:25,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:20:25,820 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:20:25,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-27 20:20:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:20:26,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-27 20:20:26,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:20:27,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 698 proven. 30 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2024-11-27 20:20:27,227 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:20:27,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-27 20:20:27,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:20:27,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039166728] [2024-11-27 20:20:27,886 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-27 20:20:27,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [904224748] [2024-11-27 20:20:27,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [904224748] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-27 20:20:27,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:20:27,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2024-11-27 20:20:27,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647048310] [2024-11-27 20:20:27,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:20:27,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 20:20:27,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:20:27,888 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 20:20:27,888 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-11-27 20:20:27,888 INFO L87 Difference]: Start difference. First operand 330 states and 447 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-27 20:20:28,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:20:28,970 INFO L93 Difference]: Finished difference Result 957 states and 1233 transitions. [2024-11-27 20:20:28,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-27 20:20:28,971 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 180 [2024-11-27 20:20:28,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:20:28,975 INFO L225 Difference]: With dead ends: 957 [2024-11-27 20:20:28,976 INFO L226 Difference]: Without dead ends: 718 [2024-11-27 20:20:28,977 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2024-11-27 20:20:28,977 INFO L435 NwaCegarLoop]: 215 mSDtfsCounter, 177 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-27 20:20:28,978 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 479 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-27 20:20:28,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 718 states. [2024-11-27 20:20:29,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 718 to 484. [2024-11-27 20:20:29,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 484 states, 338 states have (on average 1.242603550295858) internal successors, (420), 340 states have internal predecessors, (420), 109 states have call successors, (109), 36 states have call predecessors, (109), 36 states have return successors, (109), 107 states have call predecessors, (109), 109 states have call successors, (109) [2024-11-27 20:20:29,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 638 transitions. [2024-11-27 20:20:29,144 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 638 transitions. Word has length 180 [2024-11-27 20:20:29,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:20:29,145 INFO L471 AbstractCegarLoop]: Abstraction has 484 states and 638 transitions. [2024-11-27 20:20:29,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-27 20:20:29,145 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 638 transitions. [2024-11-27 20:20:29,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-27 20:20:29,146 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:20:29,147 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:20:29,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-27 20:20:29,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:20:29,347 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:20:29,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:20:29,348 INFO L85 PathProgramCache]: Analyzing trace with hash 163198934, now seen corresponding path program 1 times [2024-11-27 20:20:29,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:20:29,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489372858] [2024-11-27 20:20:29,348 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:20:29,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:20:29,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 20:20:29,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1342144491] [2024-11-27 20:20:29,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:20:29,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:20:29,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:20:29,493 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:20:29,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-27 20:20:29,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:20:29,962 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:20:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:20:30,287 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 20:20:30,287 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 20:20:30,289 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 20:20:30,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-27 20:20:30,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:20:30,497 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:20:30,662 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 20:20:30,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 08:20:30 BoogieIcfgContainer [2024-11-27 20:20:30,666 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 20:20:30,666 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 20:20:30,666 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 20:20:30,667 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 20:20:30,667 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:13:31" (3/4) ... [2024-11-27 20:20:30,669 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 20:20:30,670 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 20:20:30,671 INFO L158 Benchmark]: Toolchain (without parser) took 420273.02ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.6MB in the beginning and 196.9MB in the end (delta: -103.3MB). Peak memory consumption was 130.0MB. Max. memory is 16.1GB. [2024-11-27 20:20:30,672 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 102.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:20:30,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.91ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 77.9MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 20:20:30,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.87ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 73.2MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:20:30,672 INFO L158 Benchmark]: Boogie Preprocessor took 59.11ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 66.1MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:20:30,673 INFO L158 Benchmark]: RCFGBuilder took 878.82ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 90.7MB in the end (delta: -24.6MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-11-27 20:20:30,673 INFO L158 Benchmark]: TraceAbstraction took 418827.29ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 90.1MB in the beginning and 197.0MB in the end (delta: -106.8MB). Peak memory consumption was 125.1MB. Max. memory is 16.1GB. [2024-11-27 20:20:30,673 INFO L158 Benchmark]: Witness Printer took 4.18ms. Allocated memory is still 352.3MB. Free memory was 197.0MB in the beginning and 196.9MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:20:30,675 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 102.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.91ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 77.9MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.87ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 73.2MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.11ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 66.1MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 878.82ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 90.7MB in the end (delta: -24.6MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. * TraceAbstraction took 418827.29ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 90.1MB in the beginning and 197.0MB in the end (delta: -106.8MB). Peak memory consumption was 125.1MB. Max. memory is 16.1GB. * Witness Printer took 4.18ms. Allocated memory is still 352.3MB. Free memory was 197.0MB in the beginning and 196.9MB in the end (delta: 46.8kB). 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 bitwiseOr at line 122, overapproximation of someBinaryDOUBLEComparisonOperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 162, overapproximation of someBinaryDOUBLEComparisonOperation at line 164, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 112, overapproximation of someBinaryDOUBLEComparisonOperation at line 198. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 1; [L23] unsigned char var_1_4 = 25; [L24] unsigned short int var_1_5 = 0; [L25] unsigned short int var_1_6 = 62100; [L26] unsigned short int var_1_7 = 27651; [L27] double var_1_8 = 128.9; [L28] double var_1_10 = 16.5; [L29] double var_1_11 = 25.5; [L30] double var_1_12 = 199.75; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 1; [L33] unsigned char var_1_15 = 1; [L34] unsigned char var_1_16 = 1; [L35] unsigned short int var_1_17 = 32; [L36] unsigned char var_1_18 = 1; [L37] unsigned long int var_1_19 = 1; [L38] unsigned short int var_1_20 = 25; [L39] signed long int var_1_24 = -25; [L40] signed short int var_1_25 = -100; [L41] unsigned long int var_1_26 = 4; [L42] unsigned char var_1_28 = 1; [L43] unsigned char var_1_29 = 1; [L44] unsigned long int var_1_30 = 0; [L45] unsigned char var_1_31 = 64; [L46] unsigned char var_1_33 = 128; [L47] unsigned char var_1_34 = 100; [L48] unsigned char var_1_35 = 4; [L49] unsigned char var_1_36 = 1; [L50] unsigned short int last_1_var_1_5 = 0; [L51] unsigned char last_1_var_1_15 = 1; [L52] unsigned char last_1_var_1_18 = 1; [L53] unsigned long int last_1_var_1_19 = 1; VAL [isInitial=0, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=25, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L202] isInitial = 1 [L203] FCALL initially() [L205] CALL updateLastVariables() [L192] last_1_var_1_5 = var_1_5 [L193] last_1_var_1_15 = var_1_15 [L194] last_1_var_1_18 = var_1_18 [L195] last_1_var_1_19 = var_1_19 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=25, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L205] RET updateLastVariables() [L206] CALL updateVariables() [L149] var_1_4 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L150] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L151] CALL assume_abort_if_not(var_1_4 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L151] RET assume_abort_if_not(var_1_4 <= 255) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L152] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L152] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L153] var_1_6 = __VERIFIER_nondet_ushort() [L154] CALL assume_abort_if_not(var_1_6 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=27651, var_1_8=1289/10] [L154] RET assume_abort_if_not(var_1_6 >= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=27651, var_1_8=1289/10] [L155] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=27651, var_1_8=1289/10] [L155] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=27651, var_1_8=1289/10] [L156] var_1_7 = __VERIFIER_nondet_ushort() [L157] CALL assume_abort_if_not(var_1_7 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L157] RET assume_abort_if_not(var_1_7 >= 16383) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L158] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L158] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L159] var_1_10 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L160] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L161] var_1_11 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L162] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L163] var_1_12 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L164] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L165] var_1_14 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L166] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L167] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L167] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L168] var_1_16 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L169] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L170] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L170] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L171] var_1_26 = __VERIFIER_nondet_ulong() [L172] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L172] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L173] CALL assume_abort_if_not(var_1_26 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L173] RET assume_abort_if_not(var_1_26 <= 4294967295) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L174] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L174] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L175] var_1_29 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L176] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L177] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L177] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L178] var_1_33 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_33 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L179] RET assume_abort_if_not(var_1_33 >= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L180] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L180] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L181] var_1_34 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L182] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L183] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L183] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L184] var_1_35 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L185] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L186] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L186] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=1, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L187] var_1_36 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L188] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L189] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L189] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L206] RET updateVariables() [L207] CALL step() [L57] unsigned char stepLocal_3 = last_1_var_1_19 < var_1_6; VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_3=1, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L58] COND TRUE \read(last_1_var_1_18) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_3=1, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=1289/10] [L59] COND TRUE (! last_1_var_1_15) || stepLocal_3 [L60] var_1_8 = ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L67] COND TRUE var_1_12 != var_1_8 [L68] var_1_15 = (! var_1_16) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L72] var_1_17 = var_1_4 [L73] var_1_18 = var_1_16 [L74] var_1_19 = var_1_4 [L75] unsigned short int stepLocal_1 = var_1_17; [L76] unsigned char stepLocal_0 = var_1_17 != (16 / var_1_4); VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_0=1, stepLocal_1=255, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L77] COND FALSE !(stepLocal_0 && var_1_15) [L88] var_1_1 = var_1_17 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L90] unsigned short int stepLocal_2 = var_1_17; VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, stepLocal_2=255, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L91] COND FALSE !(stepLocal_2 < last_1_var_1_5) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=0, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L94] COND TRUE ! var_1_15 [L95] var_1_5 = ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L98] unsigned short int stepLocal_5 = var_1_6; [L99] unsigned short int stepLocal_4 = var_1_5; VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, stepLocal_4=32769, stepLocal_5=-32769, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L100] COND TRUE stepLocal_4 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19)))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, stepLocal_5=-32769, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L101] COND FALSE !(var_1_5 <= stepLocal_5) [L104] var_1_13 = var_1_14 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, var_1_10=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L109] COND TRUE var_1_8 == var_1_8 [L110] var_1_20 = ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, var_1_10=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=0, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L112] COND FALSE !(((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) > ((((128.5f) < (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) ? (128.5f) : (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, var_1_10=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=0, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L115] EXPR var_1_13 | var_1_1 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, var_1_10=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=0, var_1_24=-25, var_1_25=-100, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L115] COND FALSE !((var_1_1 / var_1_26) < (var_1_13 | var_1_1)) [L120] var_1_25 = ((((var_1_13) < (0)) ? (var_1_13) : (0))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, var_1_10=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=0, var_1_24=-25, var_1_25=0, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L122] EXPR var_1_19 ^ (~ var_1_1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, var_1_10=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=0, var_1_24=-25, var_1_25=0, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L122] COND FALSE !((var_1_19 ^ (~ var_1_1)) >= var_1_17) [L125] COND FALSE !(var_1_17 < var_1_13) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, var_1_10=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=0, var_1_24=-25, var_1_25=0, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L130] COND FALSE !(var_1_26 < ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))) [L145] var_1_31 = var_1_36 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=255, var_1_10=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=0, var_1_24=-25, var_1_25=0, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L207] RET step() [L208] CALL, EXPR property() [L198-L199] return (((((((((var_1_17 != (16 / var_1_4)) && var_1_15) ? ((var_1_17 > var_1_4) ? (var_1_1 == ((unsigned short int) (var_1_4 + var_1_17))) : (var_1_15 ? (var_1_1 == ((unsigned short int) var_1_17)) : (var_1_1 == ((unsigned short int) var_1_4)))) : (var_1_1 == ((unsigned short int) var_1_17))) && ((var_1_17 < last_1_var_1_5) ? (var_1_5 == ((unsigned short int) (var_1_6 - (var_1_7 - last_1_var_1_5)))) : ((! var_1_15) ? (var_1_5 == ((unsigned short int) ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))))) : 1))) && (last_1_var_1_18 ? (((! last_1_var_1_15) || (last_1_var_1_19 < var_1_6)) ? (var_1_8 == ((double) ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))))) : (var_1_8 == ((double) (var_1_11 + var_1_12)))) : (var_1_8 == ((double) var_1_11)))) && ((var_1_5 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19))))) ? ((var_1_5 <= var_1_6) ? (var_1_13 == ((unsigned char) 32)) : (var_1_13 == ((unsigned char) var_1_14))) : (var_1_13 == ((unsigned char) var_1_14)))) && ((var_1_12 != var_1_8) ? (var_1_15 == ((unsigned char) (! var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && (var_1_17 == ((unsigned short int) var_1_4))) && (var_1_18 == ((unsigned char) var_1_16))) && (var_1_19 == ((unsigned long int) var_1_4)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=0, var_1_24=-25, var_1_25=0, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=0, var_1_24=-25, var_1_25=0, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=0, var_1_24=-25, var_1_25=0, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=255, var_1_5=32769, var_1_6=-32769, var_1_7=-33022, var_1_8=509/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 91 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 418.6s, OverallIterations: 11, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 163.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 3958 SdHoareTripleChecker+Valid, 64.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3916 mSDsluCounter, 5820 SdHoareTripleChecker+Invalid, 63.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4404 mSDsCounter, 1163 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4473 IncrementalHoareTripleChecker+Invalid, 5639 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1163 mSolverCounterUnsat, 1416 mSDtfsCounter, 4473 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2427 GetRequests, 2208 SyntacticMatches, 2 SemanticMatches, 217 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 2346 ImplicationChecksByTransitivity, 194.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=484occurred in iteration=10, InterpolantAutomatonStates: 155, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 1323 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 249.1s InterpolantComputationTime, 3377 NumberOfCodeBlocks, 3377 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 3353 ConstructedInterpolants, 0 QuantifiedInterpolants, 20075 SizeOfPredicates, 41 NumberOfNonLiveVariables, 2962 ConjunctsInSsa, 156 ConjunctsInUnsatCore, 19 InterpolantComputations, 5 PerfectInterpolantSequences, 25415/26676 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-27 20:20:30,888 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-27 20:20:30,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3ee40dd4c738937df3cfe28722079ab6375e7aef2ee40a12cb1af18759ea102b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:20:33,286 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:20:33,373 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 20:20:33,379 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:20:33,380 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:20:33,451 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:20:33,452 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:20:33,452 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:20:33,453 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:20:33,453 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:20:33,454 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:20:33,454 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:20:33,455 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:20:33,455 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:20:33,456 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:20:33,456 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:20:33,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:20:33,456 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:20:33,456 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:20:33,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:20:33,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:20:33,457 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:20:33,457 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:20:33,457 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 20:20:33,457 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 20:20:33,458 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 20:20:33,458 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:20:33,458 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:20:33,458 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:20:33,458 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:20:33,458 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:20:33,458 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:20:33,458 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:20:33,459 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:20:33,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:20:33,459 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:20:33,460 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:20:33,460 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:20:33,460 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:20:33,460 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:20:33,460 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:20:33,460 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:20:33,460 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:20:33,460 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:20:33,461 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 20:20:33,461 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 20:20:33,461 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:20:33,461 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:20:33,462 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:20:33,462 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:20:33,462 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ee40dd4c738937df3cfe28722079ab6375e7aef2ee40a12cb1af18759ea102b [2024-11-27 20:20:33,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:20:33,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:20:33,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:20:33,794 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:20:33,795 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:20:33,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i [2024-11-27 20:20:36,779 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/data/fdd3fc3df/1bfbaffeaccd4ffcbb4d273d21ef0bd7/FLAG279bb3382 [2024-11-27 20:20:37,069 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:20:37,070 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i [2024-11-27 20:20:37,097 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/data/fdd3fc3df/1bfbaffeaccd4ffcbb4d273d21ef0bd7/FLAG279bb3382 [2024-11-27 20:20:37,360 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/data/fdd3fc3df/1bfbaffeaccd4ffcbb4d273d21ef0bd7 [2024-11-27 20:20:37,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:20:37,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:20:37,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:20:37,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:20:37,371 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:20:37,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,373 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fc16ed0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37, skipping insertion in model container [2024-11-27 20:20:37,373 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,394 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:20:37,575 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i[919,932] [2024-11-27 20:20:37,660 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:20:37,674 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:20:37,683 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i[919,932] [2024-11-27 20:20:37,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:20:37,739 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:20:37,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37 WrapperNode [2024-11-27 20:20:37,740 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:20:37,741 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:20:37,741 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:20:37,741 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:20:37,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,760 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,793 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 193 [2024-11-27 20:20:37,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:20:37,794 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:20:37,794 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:20:37,794 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:20:37,803 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,807 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,829 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 20:20:37,830 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,830 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,843 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,844 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,848 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,850 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,851 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,855 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:20:37,855 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:20:37,856 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:20:37,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:20:37,857 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (1/1) ... [2024-11-27 20:20:37,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:20:37,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:20:37,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:20:37,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:20:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:20:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 20:20:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:20:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:20:37,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:20:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:20:38,050 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:20:38,053 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:20:39,139 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-27 20:20:39,139 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:20:39,156 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:20:39,156 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 20:20:39,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:20:39 BoogieIcfgContainer [2024-11-27 20:20:39,157 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:20:39,159 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:20:39,159 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:20:39,164 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:20:39,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:20:37" (1/3) ... [2024-11-27 20:20:39,165 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@504137e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:20:39, skipping insertion in model container [2024-11-27 20:20:39,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:20:37" (2/3) ... [2024-11-27 20:20:39,166 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@504137e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:20:39, skipping insertion in model container [2024-11-27 20:20:39,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:20:39" (3/3) ... [2024-11-27 20:20:39,168 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i [2024-11-27 20:20:39,185 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:20:39,187 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-59.i that has 2 procedures, 84 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:20:39,275 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:20:39,292 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;@4f1aad68, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:20:39,292 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:20:39,298 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-27 20:20:39,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-27 20:20:39,312 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:20:39,313 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:20:39,314 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:20:39,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:20:39,320 INFO L85 PathProgramCache]: Analyzing trace with hash -812112034, now seen corresponding path program 1 times [2024-11-27 20:20:39,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:20:39,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [979698569] [2024-11-27 20:20:39,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:20:39,335 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:20:39,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:20:39,337 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 20:20:39,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-27 20:20:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:20:39,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 20:20:39,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:20:39,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-27 20:20:39,847 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:20:39,848 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:20:39,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [979698569] [2024-11-27 20:20:39,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [979698569] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:20:39,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:20:39,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:20:39,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125696977] [2024-11-27 20:20:39,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:20:39,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 20:20:39,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:20:39,876 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 20:20:39,877 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:20:39,880 INFO L87 Difference]: Start difference. First operand has 84 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-27 20:20:39,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:20:39,919 INFO L93 Difference]: Finished difference Result 161 states and 289 transitions. [2024-11-27 20:20:39,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 20:20:39,921 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 172 [2024-11-27 20:20:39,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:20:39,927 INFO L225 Difference]: With dead ends: 161 [2024-11-27 20:20:39,928 INFO L226 Difference]: Without dead ends: 80 [2024-11-27 20:20:39,931 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:20:39,934 INFO L435 NwaCegarLoop]: 126 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, 126 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 20:20:39,935 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:20:39,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-27 20:20:39,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-11-27 20:20:39,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 51 states have (on average 1.411764705882353) internal successors, (72), 51 states have internal predecessors, (72), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-27 20:20:39,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 126 transitions. [2024-11-27 20:20:39,978 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 126 transitions. Word has length 172 [2024-11-27 20:20:39,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:20:39,978 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 126 transitions. [2024-11-27 20:20:39,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-27 20:20:39,979 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2024-11-27 20:20:39,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-27 20:20:39,982 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:20:39,982 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:20:39,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-27 20:20:40,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:20:40,183 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:20:40,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:20:40,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1666375720, now seen corresponding path program 1 times [2024-11-27 20:20:40,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:20:40,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [272867764] [2024-11-27 20:20:40,185 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:20:40,185 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:20:40,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:20:40,191 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 20:20:40,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-27 20:20:40,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:20:40,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 20:20:40,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:20:41,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-27 20:20:41,310 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:20:41,310 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:20:41,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [272867764] [2024-11-27 20:20:41,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [272867764] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:20:41,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:20:41,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:20:41,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638837029] [2024-11-27 20:20:41,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:20:41,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:20:41,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:20:41,316 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:20:41,316 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:20:41,316 INFO L87 Difference]: Start difference. First operand 80 states and 126 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-27 20:20:42,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:20:42,115 INFO L93 Difference]: Finished difference Result 235 states and 373 transitions. [2024-11-27 20:20:42,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:20:42,124 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 172 [2024-11-27 20:20:42,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:20:42,127 INFO L225 Difference]: With dead ends: 235 [2024-11-27 20:20:42,127 INFO L226 Difference]: Without dead ends: 158 [2024-11-27 20:20:42,128 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:20:42,129 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 75 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-27 20:20:42,130 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 360 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-27 20:20:42,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-11-27 20:20:42,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 128. [2024-11-27 20:20:42,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 71 states have (on average 1.295774647887324) internal successors, (92), 71 states have internal predecessors, (92), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-27 20:20:42,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 200 transitions. [2024-11-27 20:20:42,165 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 200 transitions. Word has length 172 [2024-11-27 20:20:42,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:20:42,166 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 200 transitions. [2024-11-27 20:20:42,166 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-27 20:20:42,166 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 200 transitions. [2024-11-27 20:20:42,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-27 20:20:42,169 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:20:42,169 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:20:42,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-27 20:20:42,369 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:20:42,370 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:20:42,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:20:42,370 INFO L85 PathProgramCache]: Analyzing trace with hash 953809193, now seen corresponding path program 1 times [2024-11-27 20:20:42,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:20:42,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [753508930] [2024-11-27 20:20:42,371 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:20:42,371 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:20:42,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:20:42,373 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 20:20:42,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-27 20:20:42,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:20:42,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 20:20:42,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:20:43,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-27 20:20:43,531 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:20:43,531 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:20:43,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [753508930] [2024-11-27 20:20:43,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [753508930] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:20:43,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:20:43,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:20:43,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033533314] [2024-11-27 20:20:43,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:20:43,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:20:43,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:20:43,536 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:20:43,536 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:20:43,537 INFO L87 Difference]: Start difference. First operand 128 states and 200 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-27 20:20:44,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:20:44,685 INFO L93 Difference]: Finished difference Result 303 states and 479 transitions. [2024-11-27 20:20:44,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:20:44,693 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 173 [2024-11-27 20:20:44,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:20:44,696 INFO L225 Difference]: With dead ends: 303 [2024-11-27 20:20:44,697 INFO L226 Difference]: Without dead ends: 226 [2024-11-27 20:20:44,698 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:20:44,698 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 111 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:20:44,699 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 381 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-27 20:20:44,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-11-27 20:20:44,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 203. [2024-11-27 20:20:44,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 118 states have (on average 1.3389830508474576) internal successors, (158), 118 states have internal predecessors, (158), 81 states have call successors, (81), 3 states have call predecessors, (81), 3 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-27 20:20:44,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 320 transitions. [2024-11-27 20:20:44,762 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 320 transitions. Word has length 173 [2024-11-27 20:20:44,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:20:44,763 INFO L471 AbstractCegarLoop]: Abstraction has 203 states and 320 transitions. [2024-11-27 20:20:44,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-27 20:20:44,763 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 320 transitions. [2024-11-27 20:20:44,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-27 20:20:44,766 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:20:44,767 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:20:44,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-27 20:20:44,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:20:44,967 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:20:44,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:20:44,968 INFO L85 PathProgramCache]: Analyzing trace with hash 48658495, now seen corresponding path program 1 times [2024-11-27 20:20:44,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:20:44,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [416676614] [2024-11-27 20:20:44,969 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:20:44,969 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:20:44,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:20:44,971 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 20:20:44,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929de487-d888-4d64-85e7-c8d2022bb4d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-27 20:20:45,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:20:45,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-27 20:20:45,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:21:58,557 WARN L286 SmtUtils]: Spent 10.35s on a formula simplification that was a NOOP. DAG size: 60 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:22:28,757 WARN L286 SmtUtils]: Spent 11.48s on a formula simplification that was a NOOP. DAG size: 61 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)