/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-19 15:02:17,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-19 15:02:17,288 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-19 15:02:17,291 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-19 15:02:17,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-19 15:02:17,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-19 15:02:17,308 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-19 15:02:17,308 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-19 15:02:17,309 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-19 15:02:17,311 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-19 15:02:17,311 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-19 15:02:17,312 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-19 15:02:17,403 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-19 15:02:17,403 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-19 15:02:17,403 INFO L153 SettingsManager]: * Use SBE=true [2023-12-19 15:02:17,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-19 15:02:17,404 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-19 15:02:17,404 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-19 15:02:17,404 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-19 15:02:17,404 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-19 15:02:17,404 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-19 15:02:17,404 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-19 15:02:17,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-19 15:02:17,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-19 15:02:17,405 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-19 15:02:17,405 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-19 15:02:17,405 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-19 15:02:17,405 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-19 15:02:17,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-19 15:02:17,406 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-19 15:02:17,406 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-19 15:02:17,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-19 15:02:17,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 15:02:17,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-19 15:02:17,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-19 15:02:17,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-19 15:02:17,406 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-19 15:02:17,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-19 15:02:17,407 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-19 15:02:17,407 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-19 15:02:17,407 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-19 15:02:17,407 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-19 15:02:17,407 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-19 15:02:17,407 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-19 15:02:17,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-19 15:02:17,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-19 15:02:17,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-19 15:02:17,563 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-19 15:02:17,563 INFO L274 PluginConnector]: CDTParser initialized [2023-12-19 15:02:17,564 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i [2023-12-19 15:02:18,531 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-19 15:02:18,701 INFO L384 CDTParser]: Found 1 translation units. [2023-12-19 15:02:18,701 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i [2023-12-19 15:02:18,710 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ef31655/0521de65e1fb4f62b33f23bcf4052009/FLAG8fd8720f6 [2023-12-19 15:02:18,720 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ef31655/0521de65e1fb4f62b33f23bcf4052009 [2023-12-19 15:02:18,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-19 15:02:18,723 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-19 15:02:18,723 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-19 15:02:18,723 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-19 15:02:18,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-19 15:02:18,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:18,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5237b77f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18, skipping insertion in model container [2023-12-19 15:02:18,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:18,756 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-19 15:02:18,840 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i[916,929] [2023-12-19 15:02:18,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 15:02:18,883 INFO L202 MainTranslator]: Completed pre-run [2023-12-19 15:02:18,890 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i[916,929] [2023-12-19 15:02:18,915 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 15:02:18,928 INFO L206 MainTranslator]: Completed translation [2023-12-19 15:02:18,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18 WrapperNode [2023-12-19 15:02:18,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-19 15:02:18,929 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-19 15:02:18,929 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-19 15:02:18,929 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-19 15:02:18,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:18,943 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:18,971 INFO L138 Inliner]: procedures = 29, calls = 157, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 479 [2023-12-19 15:02:18,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-19 15:02:18,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-19 15:02:18,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-19 15:02:18,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-19 15:02:18,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:18,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:18,984 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:19,001 INFO L175 MemorySlicer]: Split 120 memory accesses to 8 slices as follows [2, 16, 14, 15, 27, 17, 10, 19]. 23 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 2, 2, 1, 3, 3, 2, 3]. The 17 writes are split as follows [0, 2, 2, 1, 3, 3, 2, 4]. [2023-12-19 15:02:19,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:19,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:19,024 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:19,027 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:19,029 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:19,031 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:19,049 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-19 15:02:19,050 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-19 15:02:19,050 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-19 15:02:19,050 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-19 15:02:19,051 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18" (1/1) ... [2023-12-19 15:02:19,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 15:02:19,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:02:19,079 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-19 15:02:19,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-19 15:02:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-19 15:02:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-12-19 15:02:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-12-19 15:02:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2023-12-19 15:02:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2023-12-19 15:02:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2023-12-19 15:02:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2023-12-19 15:02:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2023-12-19 15:02:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2023-12-19 15:02:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-12-19 15:02:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2023-12-19 15:02:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2023-12-19 15:02:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2023-12-19 15:02:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2023-12-19 15:02:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-19 15:02:19,118 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-19 15:02:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-19 15:02:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-12-19 15:02:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-12-19 15:02:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-12-19 15:02:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-12-19 15:02:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-12-19 15:02:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-12-19 15:02:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-12-19 15:02:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-19 15:02:19,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-19 15:02:19,217 INFO L241 CfgBuilder]: Building ICFG [2023-12-19 15:02:19,218 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-19 15:02:19,529 INFO L282 CfgBuilder]: Performing block encoding [2023-12-19 15:02:19,559 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-19 15:02:19,559 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-19 15:02:19,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 03:02:19 BoogieIcfgContainer [2023-12-19 15:02:19,560 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-19 15:02:19,563 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-19 15:02:19,563 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-19 15:02:19,565 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-19 15:02:19,565 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 03:02:18" (1/3) ... [2023-12-19 15:02:19,566 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f718b0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 03:02:19, skipping insertion in model container [2023-12-19 15:02:19,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:02:18" (2/3) ... [2023-12-19 15:02:19,566 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f718b0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 03:02:19, skipping insertion in model container [2023-12-19 15:02:19,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 03:02:19" (3/3) ... [2023-12-19 15:02:19,567 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-40.i [2023-12-19 15:02:19,579 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-19 15:02:19,580 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-19 15:02:19,615 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-19 15:02:19,619 INFO L357 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, mHoare=true, 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;@139414fe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-19 15:02:19,619 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-19 15:02:19,622 INFO L276 IsEmpty]: Start isEmpty. Operand has 104 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 83 states have internal predecessors, (120), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-19 15:02:19,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-19 15:02:19,631 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:02:19,631 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:02:19,632 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:02:19,635 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:02:19,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1789806925, now seen corresponding path program 1 times [2023-12-19 15:02:19,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:02:19,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785482650] [2023-12-19 15:02:19,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:19,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:02:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:02:19,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:02:19,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785482650] [2023-12-19 15:02:19,792 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-12-19 15:02:19,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1975591689] [2023-12-19 15:02:19,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:19,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:02:19,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:02:19,795 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:02:19,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-19 15:02:20,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:02:20,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-19 15:02:20,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:02:20,045 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2023-12-19 15:02:20,045 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:02:20,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1975591689] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:02:20,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:02:20,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 15:02:20,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11730442] [2023-12-19 15:02:20,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:02:20,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-19 15:02:20,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:02:20,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-19 15:02:20,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 15:02:20,079 INFO L87 Difference]: Start difference. First operand has 104 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 83 states have internal predecessors, (120), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-19 15:02:20,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:02:20,113 INFO L93 Difference]: Finished difference Result 205 states and 333 transitions. [2023-12-19 15:02:20,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-19 15:02:20,116 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 145 [2023-12-19 15:02:20,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:02:20,123 INFO L225 Difference]: With dead ends: 205 [2023-12-19 15:02:20,123 INFO L226 Difference]: Without dead ends: 102 [2023-12-19 15:02:20,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 15:02:20,130 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:02:20,131 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 149 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 15:02:20,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2023-12-19 15:02:20,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2023-12-19 15:02:20,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 81 states have (on average 1.4197530864197532) internal successors, (115), 81 states have internal predecessors, (115), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-19 15:02:20,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 153 transitions. [2023-12-19 15:02:20,166 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 153 transitions. Word has length 145 [2023-12-19 15:02:20,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:02:20,166 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 153 transitions. [2023-12-19 15:02:20,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-19 15:02:20,167 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 153 transitions. [2023-12-19 15:02:20,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-19 15:02:20,171 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:02:20,171 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:02:20,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-12-19 15:02:20,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-19 15:02:20,379 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:02:20,379 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:02:20,380 INFO L85 PathProgramCache]: Analyzing trace with hash -452454947, now seen corresponding path program 1 times [2023-12-19 15:02:20,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:02:20,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192453454] [2023-12-19 15:02:20,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:20,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:02:20,460 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:02:20,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1171149344] [2023-12-19 15:02:20,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:20,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:02:20,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:02:20,461 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:02:20,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-19 15:02:20,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:02:20,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-19 15:02:20,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:02:20,674 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:02:20,674 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:02:20,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:02:20,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192453454] [2023-12-19 15:02:20,675 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:02:20,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1171149344] [2023-12-19 15:02:20,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1171149344] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:02:20,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:02:20,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 15:02:20,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089986692] [2023-12-19 15:02:20,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:02:20,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 15:02:20,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:02:20,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 15:02:20,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 15:02:20,677 INFO L87 Difference]: Start difference. First operand 102 states and 153 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:02:20,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:02:20,732 INFO L93 Difference]: Finished difference Result 215 states and 322 transitions. [2023-12-19 15:02:20,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 15:02:20,733 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 145 [2023-12-19 15:02:20,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:02:20,734 INFO L225 Difference]: With dead ends: 215 [2023-12-19 15:02:20,735 INFO L226 Difference]: Without dead ends: 114 [2023-12-19 15:02:20,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 15:02:20,736 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 21 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:02:20,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 438 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 15:02:20,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2023-12-19 15:02:20,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 104. [2023-12-19 15:02:20,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 83 states have (on average 1.4096385542168675) internal successors, (117), 83 states have internal predecessors, (117), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-19 15:02:20,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 155 transitions. [2023-12-19 15:02:20,743 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 155 transitions. Word has length 145 [2023-12-19 15:02:20,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:02:20,747 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 155 transitions. [2023-12-19 15:02:20,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:02:20,748 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 155 transitions. [2023-12-19 15:02:20,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-19 15:02:20,753 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:02:20,753 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:02:20,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-19 15:02:20,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-12-19 15:02:20,959 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:02:20,960 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:02:20,960 INFO L85 PathProgramCache]: Analyzing trace with hash -1261801573, now seen corresponding path program 1 times [2023-12-19 15:02:20,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:02:20,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457724719] [2023-12-19 15:02:20,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:20,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:02:21,026 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:02:21,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1796773274] [2023-12-19 15:02:21,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:21,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:02:21,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:02:21,028 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:02:21,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-19 15:02:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:02:21,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-19 15:02:21,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:02:21,247 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:02:21,247 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:02:21,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:02:21,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457724719] [2023-12-19 15:02:21,247 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:02:21,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1796773274] [2023-12-19 15:02:21,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1796773274] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:02:21,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:02:21,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 15:02:21,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55849187] [2023-12-19 15:02:21,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:02:21,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 15:02:21,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:02:21,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 15:02:21,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 15:02:21,250 INFO L87 Difference]: Start difference. First operand 104 states and 155 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:02:21,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:02:21,286 INFO L93 Difference]: Finished difference Result 215 states and 320 transitions. [2023-12-19 15:02:21,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 15:02:21,286 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 145 [2023-12-19 15:02:21,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:02:21,291 INFO L225 Difference]: With dead ends: 215 [2023-12-19 15:02:21,291 INFO L226 Difference]: Without dead ends: 112 [2023-12-19 15:02:21,294 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 15:02:21,296 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 12 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:02:21,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 436 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 15:02:21,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-12-19 15:02:21,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 106. [2023-12-19 15:02:21,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 85 states have (on average 1.4) internal successors, (119), 85 states have internal predecessors, (119), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-19 15:02:21,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 157 transitions. [2023-12-19 15:02:21,309 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 157 transitions. Word has length 145 [2023-12-19 15:02:21,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:02:21,309 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 157 transitions. [2023-12-19 15:02:21,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:02:21,310 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 157 transitions. [2023-12-19 15:02:21,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-19 15:02:21,310 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:02:21,311 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:02:21,318 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-19 15:02:21,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:02:21,517 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:02:21,517 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:02:21,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1204543271, now seen corresponding path program 1 times [2023-12-19 15:02:21,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:02:21,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172053021] [2023-12-19 15:02:21,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:21,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:02:21,582 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:02:21,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [132348158] [2023-12-19 15:02:21,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:21,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:02:21,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:02:21,596 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:02:21,601 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-19 15:02:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:02:21,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-19 15:02:21,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:02:21,781 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:02:21,781 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:02:21,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:02:21,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172053021] [2023-12-19 15:02:21,782 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:02:21,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132348158] [2023-12-19 15:02:21,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [132348158] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:02:21,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:02:21,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 15:02:21,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488653626] [2023-12-19 15:02:21,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:02:21,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 15:02:21,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:02:21,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 15:02:21,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 15:02:21,786 INFO L87 Difference]: Start difference. First operand 106 states and 157 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:02:21,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:02:21,813 INFO L93 Difference]: Finished difference Result 215 states and 318 transitions. [2023-12-19 15:02:21,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 15:02:21,816 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 145 [2023-12-19 15:02:21,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:02:21,817 INFO L225 Difference]: With dead ends: 215 [2023-12-19 15:02:21,818 INFO L226 Difference]: Without dead ends: 110 [2023-12-19 15:02:21,819 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 15:02:21,822 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 3 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:02:21,823 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 436 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 15:02:21,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-12-19 15:02:21,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2023-12-19 15:02:21,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 87 states have (on average 1.3908045977011494) internal successors, (121), 87 states have internal predecessors, (121), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-19 15:02:21,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 159 transitions. [2023-12-19 15:02:21,833 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 159 transitions. Word has length 145 [2023-12-19 15:02:21,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:02:21,834 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 159 transitions. [2023-12-19 15:02:21,834 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:02:21,834 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 159 transitions. [2023-12-19 15:02:21,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-19 15:02:21,835 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:02:21,835 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:02:21,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-19 15:02:22,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:02:22,045 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:02:22,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:02:22,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1204483689, now seen corresponding path program 1 times [2023-12-19 15:02:22,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:02:22,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650173828] [2023-12-19 15:02:22,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:22,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:02:22,094 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:02:22,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2025321594] [2023-12-19 15:02:22,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:22,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:02:22,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:02:22,095 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:02:22,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-19 15:02:22,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:02:22,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-19 15:02:22,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:02:22,272 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:02:22,272 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:02:22,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:02:22,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650173828] [2023-12-19 15:02:22,272 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:02:22,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2025321594] [2023-12-19 15:02:22,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2025321594] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:02:22,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:02:22,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 15:02:22,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572954928] [2023-12-19 15:02:22,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:02:22,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 15:02:22,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:02:22,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 15:02:22,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 15:02:22,274 INFO L87 Difference]: Start difference. First operand 108 states and 159 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:02:22,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:02:22,297 INFO L93 Difference]: Finished difference Result 245 states and 360 transitions. [2023-12-19 15:02:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 15:02:22,297 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 145 [2023-12-19 15:02:22,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:02:22,298 INFO L225 Difference]: With dead ends: 245 [2023-12-19 15:02:22,298 INFO L226 Difference]: Without dead ends: 138 [2023-12-19 15:02:22,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 15:02:22,299 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 48 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:02:22,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 480 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 15:02:22,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-12-19 15:02:22,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 110. [2023-12-19 15:02:22,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 89 states have (on average 1.3820224719101124) internal successors, (123), 89 states have internal predecessors, (123), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-19 15:02:22,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 161 transitions. [2023-12-19 15:02:22,304 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 161 transitions. Word has length 145 [2023-12-19 15:02:22,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:02:22,304 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 161 transitions. [2023-12-19 15:02:22,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:02:22,305 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 161 transitions. [2023-12-19 15:02:22,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-19 15:02:22,305 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:02:22,306 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:02:22,312 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-12-19 15:02:22,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:02:22,513 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:02:22,513 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:02:22,513 INFO L85 PathProgramCache]: Analyzing trace with hash 504019387, now seen corresponding path program 1 times [2023-12-19 15:02:22,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:02:22,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147360555] [2023-12-19 15:02:22,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:22,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:02:22,540 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:02:22,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1553919401] [2023-12-19 15:02:22,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:22,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:02:22,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:02:22,544 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:02:22,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-19 15:02:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:02:22,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-19 15:02:22,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:02:22,745 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:02:22,746 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:02:22,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:02:22,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147360555] [2023-12-19 15:02:22,746 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:02:22,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553919401] [2023-12-19 15:02:22,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1553919401] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:02:22,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:02:22,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-19 15:02:22,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186818831] [2023-12-19 15:02:22,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:02:22,747 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 15:02:22,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:02:22,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 15:02:22,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-19 15:02:22,748 INFO L87 Difference]: Start difference. First operand 110 states and 161 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:02:22,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:02:22,791 INFO L93 Difference]: Finished difference Result 278 states and 405 transitions. [2023-12-19 15:02:22,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-19 15:02:22,792 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 148 [2023-12-19 15:02:22,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:02:22,793 INFO L225 Difference]: With dead ends: 278 [2023-12-19 15:02:22,793 INFO L226 Difference]: Without dead ends: 169 [2023-12-19 15:02:22,793 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-19 15:02:22,794 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 84 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 628 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:02:22,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 628 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 15:02:22,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2023-12-19 15:02:22,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 111. [2023-12-19 15:02:22,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 90 states have (on average 1.3777777777777778) internal successors, (124), 90 states have internal predecessors, (124), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-19 15:02:22,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 162 transitions. [2023-12-19 15:02:22,810 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 162 transitions. Word has length 148 [2023-12-19 15:02:22,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:02:22,811 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 162 transitions. [2023-12-19 15:02:22,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:02:22,812 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 162 transitions. [2023-12-19 15:02:22,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-19 15:02:22,814 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:02:22,814 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:02:22,822 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-12-19 15:02:23,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:02:23,020 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:02:23,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:02:23,020 INFO L85 PathProgramCache]: Analyzing trace with hash -1009878066, now seen corresponding path program 1 times [2023-12-19 15:02:23,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:02:23,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286050526] [2023-12-19 15:02:23,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:23,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:02:23,045 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:02:23,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1905991993] [2023-12-19 15:02:23,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:02:23,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:02:23,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:02:23,047 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:02:23,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-19 15:02:23,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:02:23,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-19 15:02:23,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:02:23,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-19 15:02:23,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-19 15:02:23,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2023-12-19 15:02:24,342 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 393 proven. 30 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2023-12-19 15:02:24,342 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 15:02:48,555 WARN L293 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-19 15:03:24,863 WARN L293 SmtUtils]: Spent 15.65s on a formula simplification. DAG size of input: 85 DAG size of output: 81 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-19 15:03:59,271 WARN L293 SmtUtils]: Spent 6.58s on a formula simplification. DAG size of input: 147 DAG size of output: 139 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-19 15:04:40,965 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:04:40,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:04:40,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286050526] [2023-12-19 15:04:40,965 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:04:40,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905991993] [2023-12-19 15:04:40,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905991993] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-19 15:04:40,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-19 15:04:40,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12] total 18 [2023-12-19 15:04:40,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587910489] [2023-12-19 15:04:40,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:04:40,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-19 15:04:40,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:04:40,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-19 15:04:40,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2023-12-19 15:04:40,967 INFO L87 Difference]: Start difference. First operand 111 states and 162 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:04:51,232 WARN L293 SmtUtils]: Spent 9.27s on a formula simplification that was a NOOP. DAG size: 175 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-19 15:05:03,267 WARN L293 SmtUtils]: Spent 6.48s on a formula simplification that was a NOOP. DAG size: 189 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-19 15:05:05,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:05:05,718 INFO L93 Difference]: Finished difference Result 374 states and 536 transitions. [2023-12-19 15:05:05,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-19 15:05:05,719 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 148 [2023-12-19 15:05:05,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:05:05,721 INFO L225 Difference]: With dead ends: 374 [2023-12-19 15:05:05,721 INFO L226 Difference]: Without dead ends: 264 [2023-12-19 15:05:05,722 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 50.4s TimeCoverageRelationStatistics Valid=78, Invalid=342, Unknown=0, NotChecked=0, Total=420 [2023-12-19 15:05:05,722 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 394 mSDsluCounter, 684 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 394 SdHoareTripleChecker+Valid, 848 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:05:05,722 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [394 Valid, 848 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2023-12-19 15:05:05,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2023-12-19 15:05:05,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 187. [2023-12-19 15:05:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 156 states have (on average 1.3782051282051282) internal successors, (215), 157 states have internal predecessors, (215), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2023-12-19 15:05:05,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 271 transitions. [2023-12-19 15:05:05,739 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 271 transitions. Word has length 148 [2023-12-19 15:05:05,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:05:05,739 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 271 transitions. [2023-12-19 15:05:05,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:05:05,739 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 271 transitions. [2023-12-19 15:05:05,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-19 15:05:05,740 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:05:05,740 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:05:05,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-12-19 15:05:05,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:05:05,946 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:05:05,947 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:05:05,947 INFO L85 PathProgramCache]: Analyzing trace with hash 2005225552, now seen corresponding path program 1 times [2023-12-19 15:05:05,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:05:05,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642246053] [2023-12-19 15:05:05,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:05:05,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:05:05,987 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:05:05,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [947250358] [2023-12-19 15:05:05,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:05:05,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:05:05,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:05:05,988 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:05:05,990 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-19 15:05:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:05:06,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-19 15:05:06,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:05:06,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-19 15:05:06,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-12-19 15:05:06,245 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:05:06,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 58 treesize of output 28 [2023-12-19 15:05:06,257 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:05:06,257 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:05:06,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:05:06,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642246053] [2023-12-19 15:05:06,258 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:05:06,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [947250358] [2023-12-19 15:05:06,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [947250358] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:05:06,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:05:06,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-12-19 15:05:06,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166569786] [2023-12-19 15:05:06,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:05:06,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-19 15:05:06,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:05:06,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-19 15:05:06,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-12-19 15:05:06,259 INFO L87 Difference]: Start difference. First operand 187 states and 271 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:05:06,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:05:06,503 INFO L93 Difference]: Finished difference Result 623 states and 888 transitions. [2023-12-19 15:05:06,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-12-19 15:05:06,503 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 148 [2023-12-19 15:05:06,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:05:06,506 INFO L225 Difference]: With dead ends: 623 [2023-12-19 15:05:06,506 INFO L226 Difference]: Without dead ends: 437 [2023-12-19 15:05:06,507 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2023-12-19 15:05:06,507 INFO L413 NwaCegarLoop]: 239 mSDtfsCounter, 381 mSDsluCounter, 918 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 1157 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-19 15:05:06,508 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 1157 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-19 15:05:06,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2023-12-19 15:05:06,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 279. [2023-12-19 15:05:06,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279 states, 232 states have (on average 1.3577586206896552) internal successors, (315), 234 states have internal predecessors, (315), 43 states have call successors, (43), 3 states have call predecessors, (43), 3 states have return successors, (43), 41 states have call predecessors, (43), 43 states have call successors, (43) [2023-12-19 15:05:06,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 401 transitions. [2023-12-19 15:05:06,521 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 401 transitions. Word has length 148 [2023-12-19 15:05:06,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:05:06,521 INFO L495 AbstractCegarLoop]: Abstraction has 279 states and 401 transitions. [2023-12-19 15:05:06,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:05:06,522 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 401 transitions. [2023-12-19 15:05:06,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-19 15:05:06,523 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:05:06,523 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:05:06,532 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-12-19 15:05:06,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-12-19 15:05:06,729 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:05:06,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:05:06,729 INFO L85 PathProgramCache]: Analyzing trace with hash -875864560, now seen corresponding path program 1 times [2023-12-19 15:05:06,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:05:06,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930735079] [2023-12-19 15:05:06,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:05:06,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:05:06,752 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:05:06,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [902007210] [2023-12-19 15:05:06,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:05:06,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:05:06,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:05:06,761 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:05:06,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-19 15:05:07,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:05:07,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 40 conjunts are in the unsatisfiable core [2023-12-19 15:05:07,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:05:07,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-12-19 15:05:07,368 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:05:07,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 38 [2023-12-19 15:05:07,490 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:05:07,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 96 treesize of output 52 [2023-12-19 15:05:07,517 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 182 proven. 6 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-19 15:05:07,517 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 15:05:07,649 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:05:07,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:05:07,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930735079] [2023-12-19 15:05:07,649 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:05:07,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [902007210] [2023-12-19 15:05:07,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [902007210] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-19 15:05:07,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-19 15:05:07,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [16] total 21 [2023-12-19 15:05:07,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601390874] [2023-12-19 15:05:07,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:05:07,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-19 15:05:07,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:05:07,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-19 15:05:07,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=343, Unknown=0, NotChecked=0, Total=420 [2023-12-19 15:05:07,651 INFO L87 Difference]: Start difference. First operand 279 states and 401 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:05:07,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:05:07,910 INFO L93 Difference]: Finished difference Result 672 states and 959 transitions. [2023-12-19 15:05:07,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-19 15:05:07,910 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 148 [2023-12-19 15:05:07,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:05:07,916 INFO L225 Difference]: With dead ends: 672 [2023-12-19 15:05:07,916 INFO L226 Difference]: Without dead ends: 394 [2023-12-19 15:05:07,917 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=535, Unknown=0, NotChecked=0, Total=650 [2023-12-19 15:05:07,918 INFO L413 NwaCegarLoop]: 252 mSDtfsCounter, 290 mSDsluCounter, 1006 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 290 SdHoareTripleChecker+Valid, 1258 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-19 15:05:07,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [290 Valid, 1258 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-19 15:05:07,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2023-12-19 15:05:07,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 252. [2023-12-19 15:05:07,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 205 states have (on average 1.3560975609756099) internal successors, (278), 207 states have internal predecessors, (278), 43 states have call successors, (43), 3 states have call predecessors, (43), 3 states have return successors, (43), 41 states have call predecessors, (43), 43 states have call successors, (43) [2023-12-19 15:05:07,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 364 transitions. [2023-12-19 15:05:07,936 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 364 transitions. Word has length 148 [2023-12-19 15:05:07,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:05:07,936 INFO L495 AbstractCegarLoop]: Abstraction has 252 states and 364 transitions. [2023-12-19 15:05:07,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:05:07,936 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 364 transitions. [2023-12-19 15:05:07,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-19 15:05:07,937 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:05:07,937 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:05:07,944 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-12-19 15:05:08,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:05:08,147 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:05:08,147 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:05:08,147 INFO L85 PathProgramCache]: Analyzing trace with hash 2139239058, now seen corresponding path program 1 times [2023-12-19 15:05:08,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:05:08,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142951428] [2023-12-19 15:05:08,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:05:08,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:05:08,167 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:05:08,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1307666316] [2023-12-19 15:05:08,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:05:08,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:05:08,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:05:08,168 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:05:08,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-12-19 15:05:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:05:08,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-19 15:05:08,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:05:08,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-19 15:05:08,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-19 15:05:08,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2023-12-19 15:05:22,763 WARN L293 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-19 15:05:36,771 WARN L293 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-19 15:05:52,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2023-12-19 15:05:52,039 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:05:52,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 15 [2023-12-19 15:05:54,202 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 393 proven. 30 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2023-12-19 15:05:54,202 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 15:07:01,430 WARN L293 SmtUtils]: Spent 5.10s on a formula simplification. DAG size of input: 139 DAG size of output: 138 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-19 15:07:31,307 WARN L293 SmtUtils]: Spent 5.50s on a formula simplification. DAG size of input: 207 DAG size of output: 119 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-19 15:07:31,812 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:07:31,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:07:31,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142951428] [2023-12-19 15:07:31,813 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:07:31,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1307666316] [2023-12-19 15:07:31,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1307666316] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-19 15:07:31,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-19 15:07:31,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [14] total 20 [2023-12-19 15:07:31,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709494672] [2023-12-19 15:07:31,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:07:31,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-19 15:07:31,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:07:31,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-19 15:07:31,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=310, Unknown=0, NotChecked=0, Total=380 [2023-12-19 15:07:31,815 INFO L87 Difference]: Start difference. First operand 252 states and 364 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:07:43,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-19 15:08:00,328 WARN L293 SmtUtils]: Spent 11.51s on a formula simplification that was a NOOP. DAG size: 168 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-19 15:08:02,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:08:02,761 INFO L93 Difference]: Finished difference Result 651 states and 923 transitions. [2023-12-19 15:08:02,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-19 15:08:02,762 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 148 [2023-12-19 15:08:02,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:08:02,764 INFO L225 Difference]: With dead ends: 651 [2023-12-19 15:08:02,764 INFO L226 Difference]: Without dead ends: 435 [2023-12-19 15:08:02,764 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 276 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 35.3s TimeCoverageRelationStatistics Valid=94, Invalid=412, Unknown=0, NotChecked=0, Total=506 [2023-12-19 15:08:02,765 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 208 mSDsluCounter, 718 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 914 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2023-12-19 15:08:02,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 914 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 196 Invalid, 1 Unknown, 0 Unchecked, 10.7s Time] [2023-12-19 15:08:02,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2023-12-19 15:08:02,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 277. [2023-12-19 15:08:02,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 229 states have (on average 1.3668122270742358) internal successors, (313), 231 states have internal predecessors, (313), 43 states have call successors, (43), 4 states have call predecessors, (43), 4 states have return successors, (43), 41 states have call predecessors, (43), 43 states have call successors, (43) [2023-12-19 15:08:02,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 399 transitions. [2023-12-19 15:08:02,791 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 399 transitions. Word has length 148 [2023-12-19 15:08:02,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:08:02,791 INFO L495 AbstractCegarLoop]: Abstraction has 277 states and 399 transitions. [2023-12-19 15:08:02,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:08:02,792 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 399 transitions. [2023-12-19 15:08:02,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-19 15:08:02,792 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:08:02,792 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:08:02,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-12-19 15:08:02,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-12-19 15:08:02,999 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:08:02,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:08:02,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1820615324, now seen corresponding path program 1 times [2023-12-19 15:08:02,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:08:03,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933532642] [2023-12-19 15:08:03,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:03,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:08:03,020 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:08:03,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [538890753] [2023-12-19 15:08:03,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:03,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:08:03,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:08:03,022 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:08:03,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-12-19 15:08:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:08:03,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-19 15:08:03,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:08:03,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 15 [2023-12-19 15:08:03,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-12-19 15:08:03,286 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:08:03,286 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:08:03,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:08:03,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933532642] [2023-12-19 15:08:03,286 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:08:03,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [538890753] [2023-12-19 15:08:03,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [538890753] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:08:03,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:08:03,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-19 15:08:03,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958032510] [2023-12-19 15:08:03,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:08:03,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-19 15:08:03,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:08:03,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-19 15:08:03,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-19 15:08:03,287 INFO L87 Difference]: Start difference. First operand 277 states and 399 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:08:03,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:08:03,507 INFO L93 Difference]: Finished difference Result 626 states and 888 transitions. [2023-12-19 15:08:03,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-19 15:08:03,507 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 149 [2023-12-19 15:08:03,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:08:03,509 INFO L225 Difference]: With dead ends: 626 [2023-12-19 15:08:03,509 INFO L226 Difference]: Without dead ends: 389 [2023-12-19 15:08:03,509 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-12-19 15:08:03,510 INFO L413 NwaCegarLoop]: 266 mSDtfsCounter, 203 mSDsluCounter, 818 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 1084 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-19 15:08:03,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 1084 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-19 15:08:03,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2023-12-19 15:08:03,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 300. [2023-12-19 15:08:03,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 240 states have (on average 1.325) internal successors, (318), 242 states have internal predecessors, (318), 53 states have call successors, (53), 6 states have call predecessors, (53), 6 states have return successors, (53), 51 states have call predecessors, (53), 53 states have call successors, (53) [2023-12-19 15:08:03,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 424 transitions. [2023-12-19 15:08:03,530 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 424 transitions. Word has length 149 [2023-12-19 15:08:03,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:08:03,530 INFO L495 AbstractCegarLoop]: Abstraction has 300 states and 424 transitions. [2023-12-19 15:08:03,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:08:03,530 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 424 transitions. [2023-12-19 15:08:03,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-19 15:08:03,531 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:08:03,531 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:08:03,537 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-12-19 15:08:03,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-12-19 15:08:03,737 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:08:03,737 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:08:03,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1830673212, now seen corresponding path program 1 times [2023-12-19 15:08:03,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:08:03,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353336636] [2023-12-19 15:08:03,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:03,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:08:03,767 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:08:03,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [309679512] [2023-12-19 15:08:03,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:03,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:08:03,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:08:03,768 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:08:03,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-12-19 15:08:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:08:03,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-19 15:08:03,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:08:04,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 8 [2023-12-19 15:08:04,018 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:08:04,018 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:08:04,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:08:04,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353336636] [2023-12-19 15:08:04,018 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:08:04,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [309679512] [2023-12-19 15:08:04,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [309679512] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:08:04,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:08:04,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-19 15:08:04,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853022060] [2023-12-19 15:08:04,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:08:04,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-19 15:08:04,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:08:04,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-19 15:08:04,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-19 15:08:04,019 INFO L87 Difference]: Start difference. First operand 300 states and 424 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:08:04,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:08:04,243 INFO L93 Difference]: Finished difference Result 713 states and 1007 transitions. [2023-12-19 15:08:04,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-19 15:08:04,243 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 149 [2023-12-19 15:08:04,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:08:04,245 INFO L225 Difference]: With dead ends: 713 [2023-12-19 15:08:04,245 INFO L226 Difference]: Without dead ends: 453 [2023-12-19 15:08:04,245 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-12-19 15:08:04,246 INFO L413 NwaCegarLoop]: 257 mSDtfsCounter, 188 mSDsluCounter, 768 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 1025 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-19 15:08:04,247 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 1025 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-19 15:08:04,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2023-12-19 15:08:04,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 410. [2023-12-19 15:08:04,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 334 states have (on average 1.3293413173652695) internal successors, (444), 337 states have internal predecessors, (444), 68 states have call successors, (68), 7 states have call predecessors, (68), 7 states have return successors, (68), 65 states have call predecessors, (68), 68 states have call successors, (68) [2023-12-19 15:08:04,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 580 transitions. [2023-12-19 15:08:04,271 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 580 transitions. Word has length 149 [2023-12-19 15:08:04,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:08:04,272 INFO L495 AbstractCegarLoop]: Abstraction has 410 states and 580 transitions. [2023-12-19 15:08:04,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:08:04,272 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 580 transitions. [2023-12-19 15:08:04,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-19 15:08:04,272 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:08:04,273 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:08:04,280 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-12-19 15:08:04,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-12-19 15:08:04,479 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:08:04,479 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:08:04,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1971221822, now seen corresponding path program 1 times [2023-12-19 15:08:04,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:08:04,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813304918] [2023-12-19 15:08:04,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:04,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:08:04,501 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:08:04,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1253242441] [2023-12-19 15:08:04,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:04,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:08:04,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:08:04,503 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:08:04,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-12-19 15:08:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:08:04,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-19 15:08:04,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:08:04,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 16 [2023-12-19 15:08:04,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2023-12-19 15:08:04,740 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:08:04,740 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:08:04,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:08:04,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813304918] [2023-12-19 15:08:04,741 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:08:04,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253242441] [2023-12-19 15:08:04,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1253242441] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:08:04,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:08:04,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-19 15:08:04,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414340664] [2023-12-19 15:08:04,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:08:04,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 15:08:04,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:08:04,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 15:08:04,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-19 15:08:04,742 INFO L87 Difference]: Start difference. First operand 410 states and 580 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:08:04,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:08:04,917 INFO L93 Difference]: Finished difference Result 847 states and 1192 transitions. [2023-12-19 15:08:04,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-19 15:08:04,918 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 149 [2023-12-19 15:08:04,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:08:04,920 INFO L225 Difference]: With dead ends: 847 [2023-12-19 15:08:04,920 INFO L226 Difference]: Without dead ends: 477 [2023-12-19 15:08:04,921 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-19 15:08:04,922 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 189 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 15:08:04,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 613 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 15:08:04,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2023-12-19 15:08:04,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 410. [2023-12-19 15:08:04,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 334 states have (on average 1.3233532934131738) internal successors, (442), 337 states have internal predecessors, (442), 68 states have call successors, (68), 7 states have call predecessors, (68), 7 states have return successors, (68), 65 states have call predecessors, (68), 68 states have call successors, (68) [2023-12-19 15:08:04,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 578 transitions. [2023-12-19 15:08:04,947 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 578 transitions. Word has length 149 [2023-12-19 15:08:04,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:08:04,947 INFO L495 AbstractCegarLoop]: Abstraction has 410 states and 578 transitions. [2023-12-19 15:08:04,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:08:04,948 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 578 transitions. [2023-12-19 15:08:04,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-19 15:08:04,948 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:08:04,948 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:08:04,958 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-12-19 15:08:05,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-12-19 15:08:05,157 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:08:05,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:08:05,158 INFO L85 PathProgramCache]: Analyzing trace with hash 87312717, now seen corresponding path program 1 times [2023-12-19 15:08:05,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:08:05,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841644642] [2023-12-19 15:08:05,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:05,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:08:05,179 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:08:05,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2084851021] [2023-12-19 15:08:05,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:05,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:08:05,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:08:05,180 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:08:05,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-12-19 15:08:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:08:05,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-19 15:08:05,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:08:05,394 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:08:05,394 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:08:05,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:08:05,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841644642] [2023-12-19 15:08:05,394 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:08:05,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2084851021] [2023-12-19 15:08:05,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2084851021] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:08:05,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:08:05,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-19 15:08:05,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470121380] [2023-12-19 15:08:05,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:08:05,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-19 15:08:05,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:08:05,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-19 15:08:05,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-19 15:08:05,396 INFO L87 Difference]: Start difference. First operand 410 states and 578 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:08:05,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:08:05,481 INFO L93 Difference]: Finished difference Result 1107 states and 1528 transitions. [2023-12-19 15:08:05,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-19 15:08:05,481 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 150 [2023-12-19 15:08:05,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:08:05,483 INFO L225 Difference]: With dead ends: 1107 [2023-12-19 15:08:05,483 INFO L226 Difference]: Without dead ends: 737 [2023-12-19 15:08:05,484 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-12-19 15:08:05,484 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 121 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 858 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:08:05,485 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 858 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 15:08:05,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2023-12-19 15:08:05,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 416. [2023-12-19 15:08:05,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 340 states have (on average 1.3176470588235294) internal successors, (448), 343 states have internal predecessors, (448), 68 states have call successors, (68), 7 states have call predecessors, (68), 7 states have return successors, (68), 65 states have call predecessors, (68), 68 states have call successors, (68) [2023-12-19 15:08:05,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 584 transitions. [2023-12-19 15:08:05,511 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 584 transitions. Word has length 150 [2023-12-19 15:08:05,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:08:05,512 INFO L495 AbstractCegarLoop]: Abstraction has 416 states and 584 transitions. [2023-12-19 15:08:05,512 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:08:05,512 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 584 transitions. [2023-12-19 15:08:05,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-19 15:08:05,513 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:08:05,513 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:08:05,521 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-12-19 15:08:05,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:08:05,722 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:08:05,722 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:08:05,723 INFO L85 PathProgramCache]: Analyzing trace with hash 337128374, now seen corresponding path program 1 times [2023-12-19 15:08:05,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:08:05,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986816854] [2023-12-19 15:08:05,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:05,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:08:05,747 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:08:05,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1018377820] [2023-12-19 15:08:05,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:05,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:08:05,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:08:05,748 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:08:05,778 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-12-19 15:08:05,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:08:05,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-19 15:08:05,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:08:06,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-19 15:08:06,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-19 15:08:06,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-12-19 15:08:06,111 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:08:06,111 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:08:06,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:08:06,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986816854] [2023-12-19 15:08:06,112 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:08:06,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1018377820] [2023-12-19 15:08:06,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1018377820] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:08:06,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:08:06,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 15:08:06,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622665981] [2023-12-19 15:08:06,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:08:06,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 15:08:06,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:08:06,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 15:08:06,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 15:08:06,113 INFO L87 Difference]: Start difference. First operand 416 states and 584 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:08:06,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:08:06,234 INFO L93 Difference]: Finished difference Result 1056 states and 1480 transitions. [2023-12-19 15:08:06,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 15:08:06,234 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 150 [2023-12-19 15:08:06,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:08:06,236 INFO L225 Difference]: With dead ends: 1056 [2023-12-19 15:08:06,236 INFO L226 Difference]: Without dead ends: 680 [2023-12-19 15:08:06,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 15:08:06,239 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 85 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 15:08:06,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 389 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 15:08:06,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2023-12-19 15:08:06,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 593. [2023-12-19 15:08:06,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 593 states, 495 states have (on average 1.3313131313131312) internal successors, (659), 498 states have internal predecessors, (659), 87 states have call successors, (87), 10 states have call predecessors, (87), 10 states have return successors, (87), 84 states have call predecessors, (87), 87 states have call successors, (87) [2023-12-19 15:08:06,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 833 transitions. [2023-12-19 15:08:06,278 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 833 transitions. Word has length 150 [2023-12-19 15:08:06,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:08:06,279 INFO L495 AbstractCegarLoop]: Abstraction has 593 states and 833 transitions. [2023-12-19 15:08:06,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:08:06,279 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 833 transitions. [2023-12-19 15:08:06,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-19 15:08:06,282 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:08:06,282 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:08:06,292 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-12-19 15:08:06,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-12-19 15:08:06,492 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:08:06,492 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:08:06,493 INFO L85 PathProgramCache]: Analyzing trace with hash 399167988, now seen corresponding path program 1 times [2023-12-19 15:08:06,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:08:06,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485962281] [2023-12-19 15:08:06,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:06,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:08:06,517 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:08:06,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2112026571] [2023-12-19 15:08:06,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:06,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:08:06,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:08:06,518 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:08:06,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-12-19 15:08:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:08:06,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-19 15:08:06,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:08:06,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2023-12-19 15:08:06,808 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-19 15:08:06,809 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:08:06,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:08:06,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485962281] [2023-12-19 15:08:06,809 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:08:06,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2112026571] [2023-12-19 15:08:06,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2112026571] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:08:06,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:08:06,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-19 15:08:06,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183262260] [2023-12-19 15:08:06,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:08:06,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 15:08:06,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:08:06,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 15:08:06,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-19 15:08:06,810 INFO L87 Difference]: Start difference. First operand 593 states and 833 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:08:06,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:08:06,988 INFO L93 Difference]: Finished difference Result 1449 states and 2029 transitions. [2023-12-19 15:08:06,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-19 15:08:06,988 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 150 [2023-12-19 15:08:06,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:08:06,991 INFO L225 Difference]: With dead ends: 1449 [2023-12-19 15:08:06,991 INFO L226 Difference]: Without dead ends: 896 [2023-12-19 15:08:06,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-19 15:08:06,993 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 202 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 15:08:06,993 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 489 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 15:08:06,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 896 states. [2023-12-19 15:08:07,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 896 to 800. [2023-12-19 15:08:07,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 800 states, 664 states have (on average 1.319277108433735) internal successors, (876), 668 states have internal predecessors, (876), 121 states have call successors, (121), 14 states have call predecessors, (121), 14 states have return successors, (121), 117 states have call predecessors, (121), 121 states have call successors, (121) [2023-12-19 15:08:07,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1118 transitions. [2023-12-19 15:08:07,047 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1118 transitions. Word has length 150 [2023-12-19 15:08:07,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:08:07,047 INFO L495 AbstractCegarLoop]: Abstraction has 800 states and 1118 transitions. [2023-12-19 15:08:07,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-19 15:08:07,047 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1118 transitions. [2023-12-19 15:08:07,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-19 15:08:07,049 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:08:07,049 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:08:07,058 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-12-19 15:08:07,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-12-19 15:08:07,252 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:08:07,253 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:08:07,253 INFO L85 PathProgramCache]: Analyzing trace with hash -621900366, now seen corresponding path program 1 times [2023-12-19 15:08:07,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:08:07,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165726737] [2023-12-19 15:08:07,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:07,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:08:07,278 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:08:07,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [44769231] [2023-12-19 15:08:07,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:08:07,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:08:07,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:08:07,279 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:08:07,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-12-19 15:08:07,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 15:08:07,867 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-19 15:08:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 15:08:08,181 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-19 15:08:08,181 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-19 15:08:08,182 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-19 15:08:08,192 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-12-19 15:08:08,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-12-19 15:08:08,394 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:08:08,396 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-19 15:08:08,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 03:08:08 BoogieIcfgContainer [2023-12-19 15:08:08,491 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-19 15:08:08,491 INFO L158 Benchmark]: Toolchain (without parser) took 349768.64ms. Allocated memory was 183.5MB in the beginning and 589.3MB in the end (delta: 405.8MB). Free memory was 148.4MB in the beginning and 502.2MB in the end (delta: -353.8MB). Peak memory consumption was 53.6MB. Max. memory is 8.0GB. [2023-12-19 15:08:08,491 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 183.5MB. Free memory is still 140.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 15:08:08,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.43ms. Allocated memory is still 183.5MB. Free memory was 148.4MB in the beginning and 133.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-12-19 15:08:08,492 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.04ms. Allocated memory is still 183.5MB. Free memory was 133.7MB in the beginning and 130.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-19 15:08:08,492 INFO L158 Benchmark]: Boogie Preprocessor took 77.82ms. Allocated memory is still 183.5MB. Free memory was 130.1MB in the beginning and 124.8MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-12-19 15:08:08,492 INFO L158 Benchmark]: RCFGBuilder took 509.74ms. Allocated memory is still 183.5MB. Free memory was 124.8MB in the beginning and 89.2MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. [2023-12-19 15:08:08,492 INFO L158 Benchmark]: TraceAbstraction took 348928.10ms. Allocated memory was 183.5MB in the beginning and 589.3MB in the end (delta: 405.8MB). Free memory was 88.1MB in the beginning and 502.2MB in the end (delta: -414.1MB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 15:08:08,493 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 183.5MB. Free memory is still 140.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 205.43ms. Allocated memory is still 183.5MB. Free memory was 148.4MB in the beginning and 133.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 42.04ms. Allocated memory is still 183.5MB. Free memory was 133.7MB in the beginning and 130.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 77.82ms. Allocated memory is still 183.5MB. Free memory was 130.1MB in the beginning and 124.8MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 509.74ms. Allocated memory is still 183.5MB. Free memory was 124.8MB in the beginning and 89.2MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. * TraceAbstraction took 348928.10ms. Allocated memory was 183.5MB in the beginning and 589.3MB in the end (delta: 405.8MB). Free memory was 88.1MB in the beginning and 502.2MB in the end (delta: -414.1MB). There was no memory consumed. Max. memory is 8.0GB. * 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 someBinaryDOUBLEComparisonOperation at line 67, overapproximation of bitwiseOr at line 105, overapproximation of someBinaryArithmeticDOUBLEoperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L25-L27] double double_Array_0[2] = { 8.4, 49.75 }; [L25-L27] double double_Array_0[2] = { 8.4, 49.75 }; [L25-L27] double double_Array_0[2] = { 8.4, 49.75 }; [L28-L30] float float_Array_0[1] = { 7.5 }; [L28-L30] float float_Array_0[1] = { 7.5 }; [L31-L33] signed char signed_char_Array_0[3] = { -2, 25, -5 }; [L31-L33] signed char signed_char_Array_0[3] = { -2, 25, -5 }; [L31-L33] signed char signed_char_Array_0[3] = { -2, 25, -5 }; [L31-L33] signed char signed_char_Array_0[3] = { -2, 25, -5 }; [L34-L36] signed long int signed_long_int_Array_0[3] = { -10, -2, -4 }; [L34-L36] signed long int signed_long_int_Array_0[3] = { -10, -2, -4 }; [L34-L36] signed long int signed_long_int_Array_0[3] = { -10, -2, -4 }; [L34-L36] signed long int signed_long_int_Array_0[3] = { -10, -2, -4 }; [L37-L39] signed short int signed_short_int_Array_0[2] = { 1, -256 }; [L37-L39] signed short int signed_short_int_Array_0[2] = { 1, -256 }; [L37-L39] signed short int signed_short_int_Array_0[2] = { 1, -256 }; [L40-L42] unsigned char unsigned_char_Array_0[3] = { 1, 64, 128 }; [L40-L42] unsigned char unsigned_char_Array_0[3] = { 1, 64, 128 }; [L40-L42] unsigned char unsigned_char_Array_0[3] = { 1, 64, 128 }; [L40-L42] unsigned char unsigned_char_Array_0[3] = { 1, 64, 128 }; [L43] double last_1_double_Array_0_0_ = 8.4; [L109] isInitial = 1 [L110] FCALL initially() [L111] COND TRUE 1 [L112] CALL updateLastVariables() [L102] EXPR double_Array_0[0] [L102] last_1_double_Array_0_0_ = double_Array_0[0] [L112] RET updateLastVariables() [L113] CALL updateVariables() [L72] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L73] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L73] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L73] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L74] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L74] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L74] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L75] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L76] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L76] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L76] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L77] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L78] double_Array_0[1] = __VERIFIER_nondet_double() [L79] EXPR double_Array_0[1] [L79] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L79] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F [L79] EXPR double_Array_0[1] [L79] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L79] EXPR (double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L79] EXPR (double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L79] CALL assume_abort_if_not((double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L79] RET assume_abort_if_not((double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L80] signed_char_Array_0[1] = __VERIFIER_nondet_char() [L81] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L81] CALL assume_abort_if_not(signed_char_Array_0[1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L81] RET assume_abort_if_not(signed_char_Array_0[1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L82] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L82] CALL assume_abort_if_not(signed_char_Array_0[1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L82] RET assume_abort_if_not(signed_char_Array_0[1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L83] signed_char_Array_0[2] = __VERIFIER_nondet_char() [L84] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L84] CALL assume_abort_if_not(signed_char_Array_0[2] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L84] RET assume_abort_if_not(signed_char_Array_0[2] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L85] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L85] CALL assume_abort_if_not(signed_char_Array_0[2] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L85] RET assume_abort_if_not(signed_char_Array_0[2] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L86] signed_long_int_Array_0[0] = __VERIFIER_nondet_long() [L87] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L87] CALL assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L87] RET assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L88] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L88] CALL assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L88] RET assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L89] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L89] CALL assume_abort_if_not(signed_long_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L89] RET assume_abort_if_not(signed_long_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L90] signed_long_int_Array_0[1] = __VERIFIER_nondet_long() [L91] EXPR signed_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L91] CALL assume_abort_if_not(signed_long_int_Array_0[1] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L91] RET assume_abort_if_not(signed_long_int_Array_0[1] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L92] EXPR signed_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L92] CALL assume_abort_if_not(signed_long_int_Array_0[1] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L92] RET assume_abort_if_not(signed_long_int_Array_0[1] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L93] EXPR signed_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L93] CALL assume_abort_if_not(signed_long_int_Array_0[1] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L93] RET assume_abort_if_not(signed_long_int_Array_0[1] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L94] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L95] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L95] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L95] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L96] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L96] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L96] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L97] unsigned_char_Array_0[2] = __VERIFIER_nondet_uchar() [L98] EXPR unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L98] CALL assume_abort_if_not(unsigned_char_Array_0[2] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L98] RET assume_abort_if_not(unsigned_char_Array_0[2] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L99] EXPR unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L99] CALL assume_abort_if_not(unsigned_char_Array_0[2] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L99] RET assume_abort_if_not(unsigned_char_Array_0[2] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L113] RET updateVariables() [L114] CALL step() [L47] BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L47] COND FALSE !(BOOL_unsigned_char_Array_0[0]) [L50] EXPR double_Array_0[1] [L50] float_Array_0[0] = double_Array_0[1] [L51] EXPR signed_char_Array_0[0] [L51] signed_short_int_Array_0[0] = signed_char_Array_0[0] [L52] EXPR signed_char_Array_0[2] [L52] signed_short_int_Array_0[1] = signed_char_Array_0[2] [L53] BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L53] COND FALSE !(BOOL_unsigned_char_Array_0[1]) [L62] EXPR signed_char_Array_0[0] [L62] EXPR signed_long_int_Array_0[1] [L62] EXPR signed_long_int_Array_0[0] [L62] EXPR signed_short_int_Array_0[1] [L62] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L62] EXPR signed_short_int_Array_0[1] | signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L62] COND FALSE !(((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) [L65] EXPR unsigned_char_Array_0[0] [L65] unsigned_char_Array_0[1] = unsigned_char_Array_0[0] [L67] EXPR float_Array_0[0] [L67] EXPR float_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L67] EXPR ((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0]) [L67] EXPR ((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L67] COND TRUE float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0]))) [L68] EXPR double_Array_0[1] [L68] double_Array_0[0] = (double_Array_0[1] + (127.4 - 8.25)) [L114] RET step() [L115] CALL, EXPR property() [L105] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1 [L105] EXPR BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) [L105] EXPR signed_char_Array_0[0] [L105] EXPR signed_long_int_Array_0[1] [L105] EXPR signed_long_int_Array_0[0] [L105] EXPR signed_short_int_Array_0[1] [L105] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR signed_short_int_Array_0[1] | signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) [L105] EXPR unsigned_char_Array_0[1] [L105] EXPR unsigned_char_Array_0[2] [L105] EXPR unsigned_char_Array_0[0] [L105] EXPR (((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR ((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR ((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR ((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR ((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1]))) && (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1]))) && (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR ((((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1]))) && (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0]))) && (signed_short_int_Array_0[1] == ((signed short int) signed_char_Array_0[2])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR ((((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1]))) && (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0]))) && (signed_short_int_Array_0[1] == ((signed short int) signed_char_Array_0[2])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105-L106] return ((((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1]))) && (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0]))) && (signed_short_int_Array_0[1] == ((signed short int) signed_char_Array_0[2])) ; [L115] RET, EXPR property() [L115] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 104 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 348.8s, OverallIterations: 17, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 57.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 2429 SdHoareTripleChecker+Valid, 15.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2429 mSDsluCounter, 11202 SdHoareTripleChecker+Invalid, 15.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8238 mSDsCounter, 91 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1652 IncrementalHoareTripleChecker+Invalid, 1744 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 91 mSolverCounterUnsat, 2964 mSDtfsCounter, 1652 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2828 GetRequests, 2697 SyntacticMatches, 0 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 405 ImplicationChecksByTransitivity, 86.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=800occurred in iteration=16, InterpolantAutomatonStates: 114, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 16 MinimizatonAttempts, 1342 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 282.4s InterpolantComputationTime, 2657 NumberOfCodeBlocks, 2657 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 2787 ConstructedInterpolants, 0 QuantifiedInterpolants, 25718 SizeOfPredicates, 91 NumberOfNonLiveVariables, 8422 ConjunctsInSsa, 217 ConjunctsInUnsatCore, 19 InterpolantComputations, 16 PerfectInterpolantSequences, 12930/12996 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-19 15:08:08,720 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-12-19 15:08:08,752 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...