/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 false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-69.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-21 01:48:23,142 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-21 01:48:23,222 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-21 01:48:23,228 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-21 01:48:23,228 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-21 01:48:23,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-21 01:48:23,250 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-21 01:48:23,250 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-21 01:48:23,251 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-21 01:48:23,254 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-21 01:48:23,254 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-21 01:48:23,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-21 01:48:23,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-21 01:48:23,256 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-21 01:48:23,256 INFO L153 SettingsManager]: * Use SBE=true [2023-12-21 01:48:23,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-21 01:48:23,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-21 01:48:23,257 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-21 01:48:23,257 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-21 01:48:23,257 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-21 01:48:23,257 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-21 01:48:23,258 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-21 01:48:23,258 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-21 01:48:23,258 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-21 01:48:23,259 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-21 01:48:23,259 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-21 01:48:23,259 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-21 01:48:23,259 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-21 01:48:23,259 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-21 01:48:23,259 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-21 01:48:23,260 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-21 01:48:23,260 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-21 01:48:23,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-21 01:48:23,261 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-21 01:48:23,261 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-21 01:48:23,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-21 01:48:23,261 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-21 01:48:23,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-21 01:48:23,261 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-21 01:48:23,261 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-21 01:48:23,261 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-21 01:48:23,261 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-21 01:48:23,261 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-21 01:48:23,262 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-21 01:48:23,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-21 01:48:23,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-21 01:48:23,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-21 01:48:23,475 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-21 01:48:23,476 INFO L274 PluginConnector]: CDTParser initialized [2023-12-21 01:48:23,477 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-69.i [2023-12-21 01:48:24,449 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-21 01:48:24,656 INFO L384 CDTParser]: Found 1 translation units. [2023-12-21 01:48:24,656 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-69.i [2023-12-21 01:48:24,665 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/880e333d7/868545dfee964d36893b90c84bc7718d/FLAGbe7da8095 [2023-12-21 01:48:24,676 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/880e333d7/868545dfee964d36893b90c84bc7718d [2023-12-21 01:48:24,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-21 01:48:24,679 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-21 01:48:24,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-21 01:48:24,682 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-21 01:48:24,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-21 01:48:24,685 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:24,686 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67bf5915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24, skipping insertion in model container [2023-12-21 01:48:24,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:24,711 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-21 01:48:24,822 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-69.i[916,929] [2023-12-21 01:48:24,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-21 01:48:24,872 INFO L202 MainTranslator]: Completed pre-run [2023-12-21 01:48:24,880 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-69.i[916,929] [2023-12-21 01:48:24,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-21 01:48:24,924 INFO L206 MainTranslator]: Completed translation [2023-12-21 01:48:24,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24 WrapperNode [2023-12-21 01:48:24,924 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-21 01:48:24,926 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-21 01:48:24,926 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-21 01:48:24,926 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-21 01:48:24,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:24,939 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:24,971 INFO L138 Inliner]: procedures = 29, calls = 162, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 477 [2023-12-21 01:48:24,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-21 01:48:24,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-21 01:48:24,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-21 01:48:24,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-21 01:48:24,985 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:24,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:24,999 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:25,016 INFO L175 MemorySlicer]: Split 131 memory accesses to 6 slices as follows [2, 16, 23, 31, 7, 52]. 40 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 2, 2, 2, 1, 4]. The 18 writes are split as follows [0, 2, 5, 5, 2, 4]. [2023-12-21 01:48:25,016 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:25,017 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:25,030 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:25,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:25,035 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:25,046 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:25,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-21 01:48:25,061 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-21 01:48:25,062 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-21 01:48:25,062 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-21 01:48:25,062 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24" (1/1) ... [2023-12-21 01:48:25,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-21 01:48:25,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 01:48:25,089 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) [2023-12-21 01:48:25,111 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 [2023-12-21 01:48:25,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-21 01:48:25,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-12-21 01:48:25,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-12-21 01:48:25,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2023-12-21 01:48:25,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2023-12-21 01:48:25,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2023-12-21 01:48:25,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2023-12-21 01:48:25,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-12-21 01:48:25,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-12-21 01:48:25,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-12-21 01:48:25,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-12-21 01:48:25,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-12-21 01:48:25,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-12-21 01:48:25,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-12-21 01:48:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-12-21 01:48:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2023-12-21 01:48:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2023-12-21 01:48:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2023-12-21 01:48:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2023-12-21 01:48:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-12-21 01:48:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-12-21 01:48:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-12-21 01:48:25,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-12-21 01:48:25,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-12-21 01:48:25,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-12-21 01:48:25,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-12-21 01:48:25,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-12-21 01:48:25,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2023-12-21 01:48:25,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2023-12-21 01:48:25,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2023-12-21 01:48:25,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2023-12-21 01:48:25,121 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-21 01:48:25,122 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-21 01:48:25,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-21 01:48:25,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-12-21 01:48:25,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-12-21 01:48:25,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-12-21 01:48:25,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-12-21 01:48:25,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-12-21 01:48:25,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-21 01:48:25,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-21 01:48:25,279 INFO L241 CfgBuilder]: Building ICFG [2023-12-21 01:48:25,281 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-21 01:48:25,557 INFO L282 CfgBuilder]: Performing block encoding [2023-12-21 01:48:25,620 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-21 01:48:25,620 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-21 01:48:25,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 01:48:25 BoogieIcfgContainer [2023-12-21 01:48:25,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-21 01:48:25,622 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-21 01:48:25,622 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-21 01:48:25,624 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-21 01:48:25,624 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 01:48:24" (1/3) ... [2023-12-21 01:48:25,625 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@370d5e22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 01:48:25, skipping insertion in model container [2023-12-21 01:48:25,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:48:24" (2/3) ... [2023-12-21 01:48:25,625 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@370d5e22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 01:48:25, skipping insertion in model container [2023-12-21 01:48:25,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 01:48:25" (3/3) ... [2023-12-21 01:48:25,626 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-69.i [2023-12-21 01:48:25,637 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-21 01:48:25,638 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-21 01:48:25,668 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-21 01:48:25,672 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;@913be30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-21 01:48:25,672 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-21 01:48:25,675 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 69 states have (on average 1.4782608695652173) internal successors, (102), 70 states have internal predecessors, (102), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-12-21 01:48:25,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-21 01:48:25,682 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 01:48:25,683 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 01:48:25,683 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 01:48:25,687 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 01:48:25,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1533142486, now seen corresponding path program 1 times [2023-12-21 01:48:25,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 01:48:25,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385700080] [2023-12-21 01:48:25,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:25,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 01:48:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 01:48:25,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 01:48:25,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385700080] [2023-12-21 01:48:25,853 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-12-21 01:48:25,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1857710954] [2023-12-21 01:48:25,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:25,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 01:48:25,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 01:48:25,855 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) [2023-12-21 01:48:25,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-21 01:48:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 01:48:26,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-21 01:48:26,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 01:48:26,111 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2023-12-21 01:48:26,112 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-21 01:48:26,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1857710954] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 01:48:26,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 01:48:26,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-21 01:48:26,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061023510] [2023-12-21 01:48:26,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 01:48:26,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-21 01:48:26,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 01:48:26,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-21 01:48:26,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-21 01:48:26,146 INFO L87 Difference]: Start difference. First operand has 87 states, 69 states have (on average 1.4782608695652173) internal successors, (102), 70 states have internal predecessors, (102), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2023-12-21 01:48:26,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 01:48:26,180 INFO L93 Difference]: Finished difference Result 171 states and 277 transitions. [2023-12-21 01:48:26,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-21 01:48:26,182 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) Word has length 114 [2023-12-21 01:48:26,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 01:48:26,187 INFO L225 Difference]: With dead ends: 171 [2023-12-21 01:48:26,187 INFO L226 Difference]: Without dead ends: 85 [2023-12-21 01:48:26,189 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-21 01:48:26,191 INFO L413 NwaCegarLoop]: 123 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, 123 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 [2023-12-21 01:48:26,192 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 01:48:26,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2023-12-21 01:48:26,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2023-12-21 01:48:26,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 68 states have (on average 1.4264705882352942) internal successors, (97), 68 states have internal predecessors, (97), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-12-21 01:48:26,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 127 transitions. [2023-12-21 01:48:26,226 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 127 transitions. Word has length 114 [2023-12-21 01:48:26,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 01:48:26,226 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 127 transitions. [2023-12-21 01:48:26,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2023-12-21 01:48:26,226 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2023-12-21 01:48:26,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-21 01:48:26,229 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 01:48:26,229 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 01:48:26,234 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-12-21 01:48:26,430 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 [2023-12-21 01:48:26,430 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 01:48:26,431 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 01:48:26,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1404825800, now seen corresponding path program 1 times [2023-12-21 01:48:26,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 01:48:26,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381043175] [2023-12-21 01:48:26,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:26,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 01:48:26,508 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-21 01:48:26,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1561842257] [2023-12-21 01:48:26,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:26,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 01:48:26,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 01:48:26,510 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) [2023-12-21 01:48:26,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-21 01:48:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 01:48:26,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-21 01:48:26,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 01:48:26,730 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-21 01:48:26,730 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-21 01:48:26,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 01:48:26,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381043175] [2023-12-21 01:48:26,731 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-21 01:48:26,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561842257] [2023-12-21 01:48:26,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1561842257] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 01:48:26,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 01:48:26,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-21 01:48:26,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321571315] [2023-12-21 01:48:26,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 01:48:26,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-21 01:48:26,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 01:48:26,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-21 01:48:26,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-21 01:48:26,736 INFO L87 Difference]: Start difference. First operand 85 states and 127 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:26,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 01:48:26,788 INFO L93 Difference]: Finished difference Result 189 states and 284 transitions. [2023-12-21 01:48:26,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-21 01:48:26,791 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 114 [2023-12-21 01:48:26,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 01:48:26,794 INFO L225 Difference]: With dead ends: 189 [2023-12-21 01:48:26,794 INFO L226 Difference]: Without dead ends: 105 [2023-12-21 01:48:26,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-21 01:48:26,795 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 54 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 372 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 [2023-12-21 01:48:26,796 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 372 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 01:48:26,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2023-12-21 01:48:26,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 87. [2023-12-21 01:48:26,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 70 states have (on average 1.4142857142857144) internal successors, (99), 70 states have internal predecessors, (99), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-12-21 01:48:26,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 129 transitions. [2023-12-21 01:48:26,806 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 129 transitions. Word has length 114 [2023-12-21 01:48:26,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 01:48:26,811 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 129 transitions. [2023-12-21 01:48:26,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:26,811 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 129 transitions. [2023-12-21 01:48:26,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-21 01:48:26,816 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 01:48:26,817 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 01:48:26,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-21 01:48:27,022 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 [2023-12-21 01:48:27,023 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 01:48:27,023 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 01:48:27,023 INFO L85 PathProgramCache]: Analyzing trace with hash -452400419, now seen corresponding path program 1 times [2023-12-21 01:48:27,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 01:48:27,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349855913] [2023-12-21 01:48:27,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:27,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 01:48:27,099 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-21 01:48:27,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [442189495] [2023-12-21 01:48:27,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:27,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 01:48:27,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 01:48:27,117 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) [2023-12-21 01:48:27,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-21 01:48:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 01:48:27,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-21 01:48:27,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 01:48:27,469 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-21 01:48:27,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 19 [2023-12-21 01:48:27,485 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-21 01:48:27,485 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-21 01:48:27,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 01:48:27,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349855913] [2023-12-21 01:48:27,486 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-21 01:48:27,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [442189495] [2023-12-21 01:48:27,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [442189495] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 01:48:27,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 01:48:27,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-12-21 01:48:27,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499869459] [2023-12-21 01:48:27,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 01:48:27,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-21 01:48:27,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 01:48:27,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-21 01:48:27,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-12-21 01:48:27,489 INFO L87 Difference]: Start difference. First operand 87 states and 129 transitions. Second operand has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:27,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 01:48:27,755 INFO L93 Difference]: Finished difference Result 293 states and 435 transitions. [2023-12-21 01:48:27,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-21 01:48:27,756 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 116 [2023-12-21 01:48:27,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 01:48:27,761 INFO L225 Difference]: With dead ends: 293 [2023-12-21 01:48:27,761 INFO L226 Difference]: Without dead ends: 207 [2023-12-21 01:48:27,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2023-12-21 01:48:27,763 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 231 mSDsluCounter, 659 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 809 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-21 01:48:27,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 809 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-21 01:48:27,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2023-12-21 01:48:27,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 148. [2023-12-21 01:48:27,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 123 states have (on average 1.4146341463414633) internal successors, (174), 124 states have internal predecessors, (174), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-21 01:48:27,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 218 transitions. [2023-12-21 01:48:27,779 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 218 transitions. Word has length 116 [2023-12-21 01:48:27,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 01:48:27,779 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 218 transitions. [2023-12-21 01:48:27,779 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:27,779 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 218 transitions. [2023-12-21 01:48:27,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-21 01:48:27,780 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 01:48:27,780 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 01:48:27,791 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-21 01:48:27,989 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 [2023-12-21 01:48:27,989 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 01:48:27,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 01:48:27,990 INFO L85 PathProgramCache]: Analyzing trace with hash -194234981, now seen corresponding path program 1 times [2023-12-21 01:48:27,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 01:48:27,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119839901] [2023-12-21 01:48:27,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:27,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 01:48:28,024 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-21 01:48:28,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1943805320] [2023-12-21 01:48:28,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:28,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 01:48:28,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 01:48:28,030 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) [2023-12-21 01:48:28,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-21 01:48:28,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 01:48:28,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-21 01:48:28,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 01:48:28,200 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-21 01:48:28,200 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 40 treesize of output 16 [2023-12-21 01:48:28,207 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-21 01:48:28,208 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-21 01:48:28,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 01:48:28,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119839901] [2023-12-21 01:48:28,208 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-21 01:48:28,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1943805320] [2023-12-21 01:48:28,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1943805320] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 01:48:28,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 01:48:28,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-21 01:48:28,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905241382] [2023-12-21 01:48:28,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 01:48:28,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-21 01:48:28,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 01:48:28,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-21 01:48:28,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-21 01:48:28,210 INFO L87 Difference]: Start difference. First operand 148 states and 218 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:28,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 01:48:28,383 INFO L93 Difference]: Finished difference Result 380 states and 559 transitions. [2023-12-21 01:48:28,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-21 01:48:28,384 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 116 [2023-12-21 01:48:28,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 01:48:28,386 INFO L225 Difference]: With dead ends: 380 [2023-12-21 01:48:28,387 INFO L226 Difference]: Without dead ends: 233 [2023-12-21 01:48:28,387 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-21 01:48:28,388 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 144 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-21 01:48:28,388 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 440 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-21 01:48:28,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2023-12-21 01:48:28,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 204. [2023-12-21 01:48:28,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 169 states have (on average 1.4023668639053255) internal successors, (237), 171 states have internal predecessors, (237), 31 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (31), 29 states have call predecessors, (31), 31 states have call successors, (31) [2023-12-21 01:48:28,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 299 transitions. [2023-12-21 01:48:28,405 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 299 transitions. Word has length 116 [2023-12-21 01:48:28,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 01:48:28,405 INFO L495 AbstractCegarLoop]: Abstraction has 204 states and 299 transitions. [2023-12-21 01:48:28,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:28,406 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 299 transitions. [2023-12-21 01:48:28,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-21 01:48:28,423 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 01:48:28,423 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 01:48:28,432 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-21 01:48:28,629 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 [2023-12-21 01:48:28,629 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 01:48:28,630 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 01:48:28,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1848422171, now seen corresponding path program 1 times [2023-12-21 01:48:28,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 01:48:28,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834095453] [2023-12-21 01:48:28,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:28,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 01:48:28,662 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-21 01:48:28,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1445858299] [2023-12-21 01:48:28,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:28,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 01:48:28,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 01:48:28,675 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) [2023-12-21 01:48:28,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-21 01:48:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 01:48:28,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-21 01:48:28,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 01:48:28,862 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-21 01:48:28,863 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 38 treesize of output 14 [2023-12-21 01:48:28,870 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-21 01:48:28,871 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-21 01:48:28,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 01:48:28,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834095453] [2023-12-21 01:48:28,871 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-21 01:48:28,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1445858299] [2023-12-21 01:48:28,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1445858299] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 01:48:28,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 01:48:28,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-21 01:48:28,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788368617] [2023-12-21 01:48:28,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 01:48:28,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-21 01:48:28,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 01:48:28,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-21 01:48:28,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-21 01:48:28,873 INFO L87 Difference]: Start difference. First operand 204 states and 299 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:29,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 01:48:29,001 INFO L93 Difference]: Finished difference Result 414 states and 602 transitions. [2023-12-21 01:48:29,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-21 01:48:29,001 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 116 [2023-12-21 01:48:29,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 01:48:29,003 INFO L225 Difference]: With dead ends: 414 [2023-12-21 01:48:29,004 INFO L226 Difference]: Without dead ends: 211 [2023-12-21 01:48:29,004 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-21 01:48:29,007 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 127 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 564 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-21 01:48:29,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 564 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-21 01:48:29,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2023-12-21 01:48:29,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 153. [2023-12-21 01:48:29,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 127 states have (on average 1.3937007874015748) internal successors, (177), 128 states have internal predecessors, (177), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-21 01:48:29,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 221 transitions. [2023-12-21 01:48:29,024 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 221 transitions. Word has length 116 [2023-12-21 01:48:29,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 01:48:29,025 INFO L495 AbstractCegarLoop]: Abstraction has 153 states and 221 transitions. [2023-12-21 01:48:29,025 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:29,025 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 221 transitions. [2023-12-21 01:48:29,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-21 01:48:29,026 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 01:48:29,026 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 01:48:29,035 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-12-21 01:48:29,235 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 [2023-12-21 01:48:29,235 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 01:48:29,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 01:48:29,236 INFO L85 PathProgramCache]: Analyzing trace with hash 2106587609, now seen corresponding path program 1 times [2023-12-21 01:48:29,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 01:48:29,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276985177] [2023-12-21 01:48:29,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:29,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 01:48:29,259 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-21 01:48:29,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1149555223] [2023-12-21 01:48:29,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:29,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 01:48:29,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 01:48:29,264 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) [2023-12-21 01:48:29,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-21 01:48:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 01:48:29,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-21 01:48:29,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 01:48:29,589 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-21 01:48:29,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 19 [2023-12-21 01:48:29,601 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-21 01:48:29,601 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-21 01:48:29,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 01:48:29,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276985177] [2023-12-21 01:48:29,601 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-21 01:48:29,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1149555223] [2023-12-21 01:48:29,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1149555223] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 01:48:29,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 01:48:29,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-12-21 01:48:29,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256713849] [2023-12-21 01:48:29,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 01:48:29,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-21 01:48:29,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 01:48:29,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-21 01:48:29,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-12-21 01:48:29,604 INFO L87 Difference]: Start difference. First operand 153 states and 221 transitions. Second operand has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:29,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 01:48:29,817 INFO L93 Difference]: Finished difference Result 379 states and 548 transitions. [2023-12-21 01:48:29,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-21 01:48:29,818 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 116 [2023-12-21 01:48:29,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 01:48:29,819 INFO L225 Difference]: With dead ends: 379 [2023-12-21 01:48:29,820 INFO L226 Difference]: Without dead ends: 227 [2023-12-21 01:48:29,820 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-12-21 01:48:29,820 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 134 mSDsluCounter, 797 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 995 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-21 01:48:29,821 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 995 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-21 01:48:29,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2023-12-21 01:48:29,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 159. [2023-12-21 01:48:29,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 133 states have (on average 1.3984962406015038) internal successors, (186), 134 states have internal predecessors, (186), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-21 01:48:29,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 230 transitions. [2023-12-21 01:48:29,836 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 230 transitions. Word has length 116 [2023-12-21 01:48:29,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 01:48:29,837 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 230 transitions. [2023-12-21 01:48:29,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:29,837 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 230 transitions. [2023-12-21 01:48:29,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-21 01:48:29,840 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 01:48:29,844 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 01:48:29,857 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-12-21 01:48:30,055 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 [2023-12-21 01:48:30,055 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 01:48:30,055 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 01:48:30,056 INFO L85 PathProgramCache]: Analyzing trace with hash -90664594, now seen corresponding path program 1 times [2023-12-21 01:48:30,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 01:48:30,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907127246] [2023-12-21 01:48:30,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:30,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 01:48:30,092 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-21 01:48:30,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1061973586] [2023-12-21 01:48:30,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:30,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 01:48:30,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 01:48:30,094 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) [2023-12-21 01:48:30,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-21 01:48:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 01:48:30,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-21 01:48:30,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 01:48:30,290 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 17 treesize of output 13 [2023-12-21 01:48:30,321 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-21 01:48:30,322 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-21 01:48:30,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 01:48:30,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907127246] [2023-12-21 01:48:30,322 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-21 01:48:30,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1061973586] [2023-12-21 01:48:30,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1061973586] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 01:48:30,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 01:48:30,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-21 01:48:30,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16962266] [2023-12-21 01:48:30,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 01:48:30,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-21 01:48:30,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 01:48:30,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-21 01:48:30,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-21 01:48:30,324 INFO L87 Difference]: Start difference. First operand 159 states and 230 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:30,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 01:48:30,445 INFO L93 Difference]: Finished difference Result 386 states and 558 transitions. [2023-12-21 01:48:30,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-21 01:48:30,445 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 117 [2023-12-21 01:48:30,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 01:48:30,446 INFO L225 Difference]: With dead ends: 386 [2023-12-21 01:48:30,446 INFO L226 Difference]: Without dead ends: 228 [2023-12-21 01:48:30,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-12-21 01:48:30,448 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 178 mSDsluCounter, 664 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 896 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 [2023-12-21 01:48:30,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 896 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-21 01:48:30,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2023-12-21 01:48:30,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 157. [2023-12-21 01:48:30,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 131 states have (on average 1.3969465648854962) internal successors, (183), 132 states have internal predecessors, (183), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-21 01:48:30,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 227 transitions. [2023-12-21 01:48:30,464 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 227 transitions. Word has length 117 [2023-12-21 01:48:30,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 01:48:30,464 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 227 transitions. [2023-12-21 01:48:30,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:30,464 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 227 transitions. [2023-12-21 01:48:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-21 01:48:30,466 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 01:48:30,466 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 01:48:30,474 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-12-21 01:48:30,672 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 [2023-12-21 01:48:30,672 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 01:48:30,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 01:48:30,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1350584819, now seen corresponding path program 1 times [2023-12-21 01:48:30,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 01:48:30,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52552156] [2023-12-21 01:48:30,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:30,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 01:48:30,698 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-21 01:48:30,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1875634998] [2023-12-21 01:48:30,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:30,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 01:48:30,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 01:48:30,699 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) [2023-12-21 01:48:30,721 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-21 01:48:30,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 01:48:30,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-21 01:48:30,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 01:48:30,874 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 [2023-12-21 01:48:30,911 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-21 01:48:30,911 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-21 01:48:30,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 01:48:30,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52552156] [2023-12-21 01:48:30,911 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-21 01:48:30,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1875634998] [2023-12-21 01:48:30,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1875634998] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 01:48:30,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 01:48:30,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-21 01:48:30,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161189169] [2023-12-21 01:48:30,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 01:48:30,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-21 01:48:30,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 01:48:30,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-21 01:48:30,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-21 01:48:30,913 INFO L87 Difference]: Start difference. First operand 157 states and 227 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:30,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 01:48:30,998 INFO L93 Difference]: Finished difference Result 459 states and 663 transitions. [2023-12-21 01:48:30,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-21 01:48:30,998 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 117 [2023-12-21 01:48:30,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 01:48:31,000 INFO L225 Difference]: With dead ends: 459 [2023-12-21 01:48:31,000 INFO L226 Difference]: Without dead ends: 303 [2023-12-21 01:48:31,000 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-12-21 01:48:31,001 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 168 mSDsluCounter, 479 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-21 01:48:31,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 612 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-21 01:48:31,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2023-12-21 01:48:31,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 283. [2023-12-21 01:48:31,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 245 states have (on average 1.4040816326530612) internal successors, (344), 248 states have internal predecessors, (344), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 29 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-21 01:48:31,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 408 transitions. [2023-12-21 01:48:31,014 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 408 transitions. Word has length 117 [2023-12-21 01:48:31,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 01:48:31,014 INFO L495 AbstractCegarLoop]: Abstraction has 283 states and 408 transitions. [2023-12-21 01:48:31,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:31,014 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 408 transitions. [2023-12-21 01:48:31,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-21 01:48:31,015 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 01:48:31,015 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 01:48:31,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-12-21 01:48:31,223 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 [2023-12-21 01:48:31,224 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 01:48:31,224 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 01:48:31,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1979290188, now seen corresponding path program 1 times [2023-12-21 01:48:31,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 01:48:31,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746848484] [2023-12-21 01:48:31,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:31,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 01:48:31,241 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-21 01:48:31,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1612600996] [2023-12-21 01:48:31,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:31,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 01:48:31,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 01:48:31,242 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) [2023-12-21 01:48:31,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-21 01:48:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 01:48:31,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-21 01:48:31,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 01:48:31,557 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-21 01:48:31,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 19 [2023-12-21 01:48:31,566 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-21 01:48:31,566 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-21 01:48:31,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 01:48:31,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746848484] [2023-12-21 01:48:31,566 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-21 01:48:31,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1612600996] [2023-12-21 01:48:31,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1612600996] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 01:48:31,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 01:48:31,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-21 01:48:31,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694219817] [2023-12-21 01:48:31,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 01:48:31,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-21 01:48:31,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 01:48:31,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-21 01:48:31,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-21 01:48:31,569 INFO L87 Difference]: Start difference. First operand 283 states and 408 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:31,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 01:48:31,712 INFO L93 Difference]: Finished difference Result 900 states and 1303 transitions. [2023-12-21 01:48:31,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-21 01:48:31,712 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 120 [2023-12-21 01:48:31,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 01:48:31,715 INFO L225 Difference]: With dead ends: 900 [2023-12-21 01:48:31,716 INFO L226 Difference]: Without dead ends: 618 [2023-12-21 01:48:31,716 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-21 01:48:31,718 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 138 mSDsluCounter, 364 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 499 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-21 01:48:31,718 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 499 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-21 01:48:31,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2023-12-21 01:48:31,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 369. [2023-12-21 01:48:31,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 331 states have (on average 1.4259818731117824) internal successors, (472), 334 states have internal predecessors, (472), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 29 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-21 01:48:31,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 536 transitions. [2023-12-21 01:48:31,736 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 536 transitions. Word has length 120 [2023-12-21 01:48:31,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 01:48:31,736 INFO L495 AbstractCegarLoop]: Abstraction has 369 states and 536 transitions. [2023-12-21 01:48:31,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-21 01:48:31,737 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 536 transitions. [2023-12-21 01:48:31,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-21 01:48:31,737 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 01:48:31,738 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 01:48:31,754 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-12-21 01:48:31,944 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 [2023-12-21 01:48:31,944 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 01:48:31,944 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 01:48:31,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1614612530, now seen corresponding path program 1 times [2023-12-21 01:48:31,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 01:48:31,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382159101] [2023-12-21 01:48:31,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:31,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 01:48:31,976 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-21 01:48:31,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1500734494] [2023-12-21 01:48:31,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 01:48:31,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 01:48:31,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 01:48:31,977 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) [2023-12-21 01:48:31,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-12-21 01:48:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-21 01:48:32,286 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-21 01:48:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-21 01:48:35,081 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-21 01:48:35,082 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-21 01:48:35,083 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-21 01:48:35,096 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-12-21 01:48:35,294 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 [2023-12-21 01:48:35,297 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 01:48:35,300 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-21 01:48:35,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 01:48:35 BoogieIcfgContainer [2023-12-21 01:48:35,384 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-21 01:48:35,385 INFO L158 Benchmark]: Toolchain (without parser) took 10705.31ms. Allocated memory was 265.3MB in the beginning and 343.9MB in the end (delta: 78.6MB). Free memory was 221.1MB in the beginning and 264.1MB in the end (delta: -43.0MB). Peak memory consumption was 37.2MB. Max. memory is 8.0GB. [2023-12-21 01:48:35,385 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 208.7MB. Free memory is still 158.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-21 01:48:35,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.78ms. Allocated memory is still 265.3MB. Free memory was 220.8MB in the beginning and 205.8MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-12-21 01:48:35,385 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.46ms. Allocated memory is still 265.3MB. Free memory was 205.8MB in the beginning and 202.2MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-21 01:48:35,386 INFO L158 Benchmark]: Boogie Preprocessor took 89.06ms. Allocated memory is still 265.3MB. Free memory was 202.2MB in the beginning and 197.4MB in the end (delta: 4.9MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-12-21 01:48:35,386 INFO L158 Benchmark]: RCFGBuilder took 559.47ms. Allocated memory is still 265.3MB. Free memory was 197.4MB in the beginning and 227.6MB in the end (delta: -30.2MB). Peak memory consumption was 36.5MB. Max. memory is 8.0GB. [2023-12-21 01:48:35,386 INFO L158 Benchmark]: TraceAbstraction took 9762.05ms. Allocated memory was 265.3MB in the beginning and 343.9MB in the end (delta: 78.6MB). Free memory was 227.1MB in the beginning and 264.1MB in the end (delta: -37.0MB). Peak memory consumption was 41.6MB. Max. memory is 8.0GB. [2023-12-21 01:48:35,389 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 208.7MB. Free memory is still 158.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 243.78ms. Allocated memory is still 265.3MB. Free memory was 220.8MB in the beginning and 205.8MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 45.46ms. Allocated memory is still 265.3MB. Free memory was 205.8MB in the beginning and 202.2MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 89.06ms. Allocated memory is still 265.3MB. Free memory was 202.2MB in the beginning and 197.4MB in the end (delta: 4.9MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 559.47ms. Allocated memory is still 265.3MB. Free memory was 197.4MB in the beginning and 227.6MB in the end (delta: -30.2MB). Peak memory consumption was 36.5MB. Max. memory is 8.0GB. * TraceAbstraction took 9762.05ms. Allocated memory was 265.3MB in the beginning and 343.9MB in the end (delta: 78.6MB). Free memory was 227.1MB in the beginning and 264.1MB in the end (delta: -37.0MB). Peak memory consumption was 41.6MB. 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 106. 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] = { 15.5, 4.625 }; [L25-L27] double double_Array_0[2] = { 15.5, 4.625 }; [L25-L27] double double_Array_0[2] = { 15.5, 4.625 }; [L28-L30] signed char signed_char_Array_0[2] = { -8, -64 }; [L28-L30] signed char signed_char_Array_0[2] = { -8, -64 }; [L28-L30] signed char signed_char_Array_0[2] = { -8, -64 }; [L31-L33] signed short int signed_short_int_Array_0[1] = { -100 }; [L31-L33] signed short int signed_short_int_Array_0[1] = { -100 }; [L34-L36] unsigned long int unsigned_long_int_Array_0[2][2] = { {500, 8}, {256, 0} }; [L34-L36] unsigned long int unsigned_long_int_Array_0[2][2] = { {500, 8}, {256, 0} }; [L34-L36] unsigned long int unsigned_long_int_Array_0[2][2] = { {500, 8}, {256, 0} }; [L34-L36] unsigned long int unsigned_long_int_Array_0[2][2] = { {500, 8}, {256, 0} }; [L34-L36] unsigned long int unsigned_long_int_Array_0[2][2] = { {500, 8}, {256, 0} }; [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] FCALL updateLastVariables() [L114] CALL updateVariables() [L79] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L80] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L80] 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}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L80] 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}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L81] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L81] 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}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L81] 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}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L82] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L83] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L83] 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}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L83] 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}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L84] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L84] 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}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L84] 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}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L85] double_Array_0[0] = __VERIFIER_nondet_double() [L86] EXPR double_Array_0[0] [L86] EXPR double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L86] EXPR double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F [L86] EXPR double_Array_0[0] [L86] EXPR double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L86] EXPR (double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L86] EXPR (double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L86] CALL assume_abort_if_not((double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L86] RET assume_abort_if_not((double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L87] signed_char_Array_0[0] = __VERIFIER_nondet_char() [L88] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L88] CALL assume_abort_if_not(signed_char_Array_0[0] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L88] RET assume_abort_if_not(signed_char_Array_0[0] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L89] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L89] CALL assume_abort_if_not(signed_char_Array_0[0] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L89] RET assume_abort_if_not(signed_char_Array_0[0] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L90] unsigned_long_int_Array_0[0][0] = __VERIFIER_nondet_ulong() [L91] EXPR unsigned_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L91] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L91] RET assume_abort_if_not(unsigned_long_int_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L92] EXPR unsigned_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L92] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][0] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L92] RET assume_abort_if_not(unsigned_long_int_Array_0[0][0] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L93] unsigned_long_int_Array_0[1][0] = __VERIFIER_nondet_ulong() [L94] EXPR unsigned_long_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L94] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L94] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L95] EXPR unsigned_long_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L95] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L95] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L96] unsigned_long_int_Array_0[0][1] = __VERIFIER_nondet_ulong() [L97] EXPR unsigned_long_int_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L97] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L97] RET assume_abort_if_not(unsigned_long_int_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L98] EXPR unsigned_long_int_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L98] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][1] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L98] RET assume_abort_if_not(unsigned_long_int_Array_0[0][1] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L99] unsigned_long_int_Array_0[1][1] = __VERIFIER_nondet_ulong() [L100] EXPR unsigned_long_int_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L100] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L100] RET assume_abort_if_not(unsigned_long_int_Array_0[1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L101] EXPR unsigned_long_int_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L101] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][1] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L101] RET assume_abort_if_not(unsigned_long_int_Array_0[1][1] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L114] RET updateVariables() [L115] CALL step() [L40] EXPR unsigned_long_int_Array_0[1][1] [L40] EXPR unsigned_long_int_Array_0[1][0] [L40] EXPR unsigned_long_int_Array_0[0][0] [L40] EXPR unsigned_long_int_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L40] EXPR (((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1]) [L40] EXPR unsigned_long_int_Array_0[0][1] [L40] EXPR (((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L40] COND TRUE unsigned_long_int_Array_0[1][1] < (((((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1]))) [L41] EXPR signed_char_Array_0[0] [L41] signed_char_Array_0[1] = signed_char_Array_0[0] [L53] EXPR unsigned_long_int_Array_0[0][0] [L53] unsigned long int stepLocal_1 = unsigned_long_int_Array_0[0][0]; [L54] EXPR unsigned_long_int_Array_0[1][1] [L54] EXPR unsigned_long_int_Array_0[0][1] [L54] EXPR unsigned_long_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L54] EXPR ((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0]) [L54] EXPR unsigned_long_int_Array_0[0][1] [L54] EXPR ((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, stepLocal_1=0, unsigned_long_int_Array_0={8:0}] [L54] unsigned long int stepLocal_0 = unsigned_long_int_Array_0[1][1] * ((((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0]))); [L55] EXPR unsigned_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L55] COND FALSE !(stepLocal_0 < unsigned_long_int_Array_0[0][0]) [L62] EXPR BOOL_unsigned_char_Array_0[0] [L62] unsigned char stepLocal_3 = BOOL_unsigned_char_Array_0[0]; [L63] EXPR signed_short_int_Array_0[0] [L63] EXPR signed_char_Array_0[1] [L63] signed long int stepLocal_2 = signed_short_int_Array_0[0] + signed_char_Array_0[1]; [L64] EXPR signed_char_Array_0[1] [L64] EXPR signed_char_Array_0[0] [L64] EXPR unsigned_long_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L64] COND FALSE !(((signed_char_Array_0[1] + signed_char_Array_0[0]) == unsigned_long_int_Array_0[1][0]) && stepLocal_3) [L75] EXPR double_Array_0[0] [L75] double_Array_0[1] = double_Array_0[0] [L115] RET step() [L116] CALL, EXPR property() [L106] EXPR unsigned_long_int_Array_0[1][1] [L106] EXPR unsigned_long_int_Array_0[0][1] [L106] EXPR unsigned_long_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] EXPR ((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0]) [L106] EXPR unsigned_long_int_Array_0[0][1] [L106] EXPR ((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] EXPR unsigned_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] EXPR ((unsigned_long_int_Array_0[1][1] * ((((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0])))) < unsigned_long_int_Array_0[0][0]) ? ((unsigned_long_int_Array_0[0][0] > unsigned_long_int_Array_0[1][1]) ? (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1])) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1]))) : 1 [L106] EXPR ((unsigned_long_int_Array_0[1][1] * ((((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0])))) < unsigned_long_int_Array_0[0][0]) ? ((unsigned_long_int_Array_0[0][0] > unsigned_long_int_Array_0[1][1]) ? (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1])) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1]))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] EXPR (((unsigned_long_int_Array_0[1][1] * ((((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0])))) < unsigned_long_int_Array_0[0][0]) ? ((unsigned_long_int_Array_0[0][0] > unsigned_long_int_Array_0[1][1]) ? (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1])) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1]))) : 1) && ((unsigned_long_int_Array_0[1][1] < (((((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1])))) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((unsigned_long_int_Array_0[0][1] < unsigned_long_int_Array_0[1][0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : (signed_char_Array_0[1] == ((signed char) -4))))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] EXPR (((unsigned_long_int_Array_0[1][1] * ((((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0])))) < unsigned_long_int_Array_0[0][0]) ? ((unsigned_long_int_Array_0[0][0] > unsigned_long_int_Array_0[1][1]) ? (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1])) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1]))) : 1) && ((unsigned_long_int_Array_0[1][1] < (((((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1])))) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((unsigned_long_int_Array_0[0][1] < unsigned_long_int_Array_0[1][0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : (signed_char_Array_0[1] == ((signed char) -4))))) [L106] EXPR unsigned_long_int_Array_0[1][1] [L106] EXPR unsigned_long_int_Array_0[1][0] [L106] EXPR unsigned_long_int_Array_0[0][0] [L106] EXPR unsigned_long_int_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] EXPR (((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1]) [L106] EXPR unsigned_long_int_Array_0[0][1] [L106] EXPR (((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] EXPR (unsigned_long_int_Array_0[1][1] < (((((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1])))) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((unsigned_long_int_Array_0[0][1] < unsigned_long_int_Array_0[1][0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : (signed_char_Array_0[1] == ((signed char) -4)))) [L106] EXPR signed_char_Array_0[1] [L106] EXPR signed_char_Array_0[0] [L106] EXPR (unsigned_long_int_Array_0[1][1] < (((((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1])))) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((unsigned_long_int_Array_0[0][1] < unsigned_long_int_Array_0[1][0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : (signed_char_Array_0[1] == ((signed char) -4)))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] EXPR (((unsigned_long_int_Array_0[1][1] * ((((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0])))) < unsigned_long_int_Array_0[0][0]) ? ((unsigned_long_int_Array_0[0][0] > unsigned_long_int_Array_0[1][1]) ? (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1])) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1]))) : 1) && ((unsigned_long_int_Array_0[1][1] < (((((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1])))) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((unsigned_long_int_Array_0[0][1] < unsigned_long_int_Array_0[1][0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : (signed_char_Array_0[1] == ((signed char) -4))))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] EXPR ((((unsigned_long_int_Array_0[1][1] * ((((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0])))) < unsigned_long_int_Array_0[0][0]) ? ((unsigned_long_int_Array_0[0][0] > unsigned_long_int_Array_0[1][1]) ? (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1])) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1]))) : 1) && ((unsigned_long_int_Array_0[1][1] < (((((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1])))) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((unsigned_long_int_Array_0[0][1] < unsigned_long_int_Array_0[1][0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : (signed_char_Array_0[1] == ((signed char) -4)))))) && ((((signed_char_Array_0[1] + signed_char_Array_0[0]) == unsigned_long_int_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0]) ? ((! BOOL_unsigned_char_Array_0[1]) ? (((signed_short_int_Array_0[0] + signed_char_Array_0[1]) != signed_char_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : (double_Array_0[1] == ((double) double_Array_0[0]))) : (double_Array_0[1] == ((double) double_Array_0[0]))) : (double_Array_0[1] == ((double) double_Array_0[0]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] EXPR ((((unsigned_long_int_Array_0[1][1] * ((((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0])))) < unsigned_long_int_Array_0[0][0]) ? ((unsigned_long_int_Array_0[0][0] > unsigned_long_int_Array_0[1][1]) ? (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1])) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1]))) : 1) && ((unsigned_long_int_Array_0[1][1] < (((((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1])))) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((unsigned_long_int_Array_0[0][1] < unsigned_long_int_Array_0[1][0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : (signed_char_Array_0[1] == ((signed char) -4)))))) && ((((signed_char_Array_0[1] + signed_char_Array_0[0]) == unsigned_long_int_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0]) ? ((! BOOL_unsigned_char_Array_0[1]) ? (((signed_short_int_Array_0[0] + signed_char_Array_0[1]) != signed_char_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : (double_Array_0[1] == ((double) double_Array_0[0]))) : (double_Array_0[1] == ((double) double_Array_0[0]))) : (double_Array_0[1] == ((double) double_Array_0[0]))) [L106] EXPR signed_char_Array_0[1] [L106] EXPR signed_char_Array_0[0] [L106] EXPR unsigned_long_int_Array_0[1][0] [L106] EXPR ((signed_char_Array_0[1] + signed_char_Array_0[0]) == unsigned_long_int_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] EXPR ((signed_char_Array_0[1] + signed_char_Array_0[0]) == unsigned_long_int_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0] [L106] EXPR BOOL_unsigned_char_Array_0[0] [L106] EXPR ((signed_char_Array_0[1] + signed_char_Array_0[0]) == unsigned_long_int_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] EXPR (((signed_char_Array_0[1] + signed_char_Array_0[0]) == unsigned_long_int_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0]) ? ((! BOOL_unsigned_char_Array_0[1]) ? (((signed_short_int_Array_0[0] + signed_char_Array_0[1]) != signed_char_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : (double_Array_0[1] == ((double) double_Array_0[0]))) : (double_Array_0[1] == ((double) double_Array_0[0]))) : (double_Array_0[1] == ((double) double_Array_0[0])) [L106] EXPR double_Array_0[1] [L106] EXPR double_Array_0[0] [L106] EXPR (((signed_char_Array_0[1] + signed_char_Array_0[0]) == unsigned_long_int_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0]) ? ((! BOOL_unsigned_char_Array_0[1]) ? (((signed_short_int_Array_0[0] + signed_char_Array_0[1]) != signed_char_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : (double_Array_0[1] == ((double) double_Array_0[0]))) : (double_Array_0[1] == ((double) double_Array_0[0]))) : (double_Array_0[1] == ((double) double_Array_0[0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] EXPR ((((unsigned_long_int_Array_0[1][1] * ((((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0])))) < unsigned_long_int_Array_0[0][0]) ? ((unsigned_long_int_Array_0[0][0] > unsigned_long_int_Array_0[1][1]) ? (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1])) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1]))) : 1) && ((unsigned_long_int_Array_0[1][1] < (((((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1])))) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((unsigned_long_int_Array_0[0][1] < unsigned_long_int_Array_0[1][0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : (signed_char_Array_0[1] == ((signed char) -4)))))) && ((((signed_char_Array_0[1] + signed_char_Array_0[0]) == unsigned_long_int_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0]) ? ((! BOOL_unsigned_char_Array_0[1]) ? (((signed_short_int_Array_0[0] + signed_char_Array_0[1]) != signed_char_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : (double_Array_0[1] == ((double) double_Array_0[0]))) : (double_Array_0[1] == ((double) double_Array_0[0]))) : (double_Array_0[1] == ((double) double_Array_0[0]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106-L107] return ((((unsigned_long_int_Array_0[1][1] * ((((unsigned_long_int_Array_0[0][1]) < (unsigned_long_int_Array_0[1][0])) ? (unsigned_long_int_Array_0[0][1]) : (unsigned_long_int_Array_0[1][0])))) < unsigned_long_int_Array_0[0][0]) ? ((unsigned_long_int_Array_0[0][0] > unsigned_long_int_Array_0[1][1]) ? (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1])) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[1]))) : 1) && ((unsigned_long_int_Array_0[1][1] < (((((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) > (unsigned_long_int_Array_0[0][1])) ? ((unsigned_long_int_Array_0[1][0] * unsigned_long_int_Array_0[0][0])) : (unsigned_long_int_Array_0[0][1])))) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : ((unsigned_long_int_Array_0[0][1] < unsigned_long_int_Array_0[1][0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) : (signed_char_Array_0[1] == ((signed char) -4)))))) && ((((signed_char_Array_0[1] + signed_char_Array_0[0]) == unsigned_long_int_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0]) ? ((! BOOL_unsigned_char_Array_0[1]) ? (((signed_short_int_Array_0[0] + signed_char_Array_0[1]) != signed_char_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : (double_Array_0[1] == ((double) double_Array_0[0]))) : (double_Array_0[1] == ((double) double_Array_0[0]))) : (double_Array_0[1] == ((double) double_Array_0[0]))) ; [L116] RET, EXPR property() [L116] 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}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 87 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.6s, OverallIterations: 10, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1174 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1174 mSDsluCounter, 5310 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3902 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1184 IncrementalHoareTripleChecker+Invalid, 1203 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 1408 mSDtfsCounter, 1184 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1057 GetRequests, 1004 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=369occurred in iteration=9, InterpolantAutomatonStates: 67, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 572 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1280 NumberOfCodeBlocks, 1280 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1037 ConstructedInterpolants, 0 QuantifiedInterpolants, 2296 SizeOfPredicates, 57 NumberOfNonLiveVariables, 3848 ConjunctsInSsa, 125 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 3780/3780 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 [2023-12-21 01:48:35,418 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 0 Received shutdown request...